Jul-28 10:40:10 [root@lascaux111 127.0.0.1-2015-07-28-09:58:50]# EDITOR=emacs crash /usr/lib/debug/lib/modules/$(uname -r)/vmlinux  vmcore 

crash 6.1.0-5.el6
Copyright (C) 2002-2012  Red Hat, Inc.
Copyright (C) 2004, 2005, 2006, 2010  IBM Corporation
Copyright (C) 1999-2006  Hewlett-Packard Co
Copyright (C) 2005, 2006, 2011, 2012  Fujitsu Limited
Copyright (C) 2006, 2007  VA Linux Systems Japan K.K.
Copyright (C) 2005, 2011  NEC Corporation
Copyright (C) 1999, 2002, 2007  Silicon Graphics, Inc.
Copyright (C) 1999, 2000, 2001, 2002  Mission Critical Linux, Inc.
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and you are welcome to change it and/or distribute copies of it under
certain conditions.  Enter "help copying" to see the conditions.
This program has absolutely no warranty.  Enter "help warranty" for details.
 
GNU gdb (GDB) 7.3.1
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-unknown-linux-gnu"...

      KERNEL: /usr/lib/debug/lib/modules/2.6.32-504.16.2.el6.Bull.74.x86_64/vmlinux
    DUMPFILE: vmcore  [PARTIAL DUMP]
        CPUS: 32
        DATE: Tue Jul 28 09:58:41 2015
      UPTIME: 01:58:18
LOAD AVERAGE: 2.49, 2.74, 2.65
       TASKS: 2634
    NODENAME: lascaux111
     RELEASE: 2.6.32-504.16.2.el6.Bull.74.x86_64
     VERSION: #1 SMP Tue Apr 28 01:43:42 CEST 2015
     MACHINE: x86_64  (2266 Mhz)
      MEMORY: 64 GB
       PANIC: "Oops: 0000 [#1] SMP " (check log for details)
         PID: 31563
     COMMAND: "orph_cleanup_sc"
        TASK: ffff880879176ab0  [THREAD_INFO: ffff880547d9a000]
         CPU: 1
       STATE: TASK_RUNNING (PANIC)

crash> bt
PID: 31563  TASK: ffff880879176ab0  CPU: 1   COMMAND: "orph_cleanup_sc"
 #0 [ffff880547d9b810] machine_kexec at ffffffff8103b71b
 #1 [ffff880547d9b870] crash_kexec at ffffffff810c9942
 #2 [ffff880547d9b940] oops_end at ffffffff8152f070
 #3 [ffff880547d9b970] no_context at ffffffff8104c80b
 #4 [ffff880547d9b9c0] __bad_area_nosemaphore at ffffffff8104ca95
 #5 [ffff880547d9ba10] bad_area_nosemaphore at ffffffff8104cb63
 #6 [ffff880547d9ba20] __do_page_fault at ffffffff8104d25c
 #7 [ffff880547d9bb40] do_page_fault at ffffffff81530fbe
 #8 [ffff880547d9bb70] page_fault at ffffffff8152e375
    [exception RIP: fld_server_lookup+97]
    RIP: ffffffffa0a50b31  RSP: ffff880547d9bc20  RFLAGS: 00010286
    RAX: ffff8810515df4c0  RBX: 00000002122fc000  RCX: ffff8810426c5078
    RDX: ffff880e6896b400  RSI: ffffffffa0a56b00  RDI: ffff881040aff840
    RBP: ffff880547d9bc70   R8: 0000000015fbb1dc   R9: 0000000000000000
    R10: 092c8d41cd51a9c5  R11: 0000000000000041  R12: 0000000000000000
    R13: ffff8810515df4c0  R14: ffff8810426c5078  R15: ffff8810426c4000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
 #9 [ffff880547d9bc78] osd_fld_lookup at ffffffffa0d53b8a [osd_ldiskfs]
#10 [ffff880547d9bca8] osd_remote_fid at ffffffffa0d54320 [osd_ldiskfs]
#11 [ffff880547d9bcf8] osd_it_ea_rec at ffffffffa0d6539e [osd_ldiskfs]
#12 [ffff880547d9be38] lod_it_rec at ffffffffa0eec331 [lod]
#13 [ffff880547d9be48] __mdd_orphan_cleanup at ffffffffa0f55050 [mdd]
#14 [ffff880547d9bee8] kthread at ffffffff8109e71e
#15 [ffff880547d9bf48] kernel_thread at ffffffff8100c20a
crash> mount
    VFSMOUNT         SUPERBLK     TYPE   DEVNAME                          DIRNAME
ffff88107a4d7080 ffff88047a71f400 rootfs rootfs                           /         
ffff880479773ec0 ffff88087a642000 proc   proc                             /proc     
ffff880c78f0cec0 ffff88087fc25400 sysfs  sysfs                            /sys      
ffff880479773dc0 ffff88087a7c4400 devtmpfs devtmpfs                         /dev      
ffff880479773cc0 ffff881078dbac00 devpts devpts                           /dev/pts  
ffff880c78f0cdc0 ffff880c78ef4c00 tmpfs  tmpfs                            /dev/shm  
ffff880479773bc0 ffff880477936000 ext4   /dev/sda1                        /         
ffff88107a4d7e80 ffff88107a774000 ext4   /dev/sda5                        /tmp      
ffff88107a4d7d80 ffff88107a753800 ext4   /dev/sda6                        /var      
ffff88107a4d7c80 ffff88107a6a5000 ext4   /dev/sda8                        /var/crash
ffff88087a641e80 ffff880878e68000 binfmt_misc none                             /proc/sys/fs/binfmt_misc
ffff880c78f0cac0 ffff880c79764c00 rpc_pipefs sunrpc                           /var/lib/nfs/rpc_pipefs
ffff880479fb2c80 ffff88046b120c00 nfs    nfs-server:/cea/admin/local      /cea/local
ffff88046bfe6e80 ffff88046b095400 nfs    nfs-server:/cea/admin/local/home home      
ffff88087a641480 ffff8808790c7c00 lustre /dev/mapper/mpathea              /mnt/ptmp2/mdt/0
crash> dis fld_server_lookup
0xffffffffa0a50ad0 <fld_server_lookup>: push   %rbp
0xffffffffa0a50ad1 <fld_server_lookup+1>:       mov    %rsp,%rbp
0xffffffffa0a50ad4 <fld_server_lookup+4>:       sub    $0x50,%rsp
0xffffffffa0a50ad8 <fld_server_lookup+8>:       mov    %rbx,-0x28(%rbp)
0xffffffffa0a50adc <fld_server_lookup+12>:      mov    %r12,-0x20(%rbp)
0xffffffffa0a50ae0 <fld_server_lookup+16>:      mov    %r13,-0x18(%rbp)
0xffffffffa0a50ae4 <fld_server_lookup+20>:      mov    %r14,-0x10(%rbp)
0xffffffffa0a50ae8 <fld_server_lookup+24>:      mov    %r15,-0x8(%rbp)
0xffffffffa0a50aec <fld_server_lookup+28>:      nopl   0x0(%rax,%rax,1)
0xffffffffa0a50af1 <fld_server_lookup+33>:      testb  $0x1,-0x527094(%rip)        # 0xffffffffa0529a64
0xffffffffa0a50af8 <fld_server_lookup+40>:      mov    %rdi,%r13
0xffffffffa0a50afb <fld_server_lookup+43>:      mov    %rsi,%r12             <---- ss->ss_server_fld 
0xffffffffa0a50afe <fld_server_lookup+46>:      mov    %rdx,%rbx
0xffffffffa0a50b01 <fld_server_lookup+49>:      mov    %rcx,%r14
0xffffffffa0a50b04 <fld_server_lookup+52>:      je     0xffffffffa0a50b16
0xffffffffa0a50b06 <fld_server_lookup+54>:      mov    -0x5270ad(%rip),%r8d        # 0xffffffffa0529a60
0xffffffffa0a50b0d <fld_server_lookup+61>:      test   %r8d,%r8d
0xffffffffa0a50b10 <fld_server_lookup+64>:      js     0xffffffffa0a50c38
0xffffffffa0a50b16 <fld_server_lookup+70>:      mov    %r13,%rdi
0xffffffffa0a50b19 <fld_server_lookup+73>:      mov    $0xffffffffa0a56b00,%rsi
0xffffffffa0a50b20 <fld_server_lookup+80>:      callq  0xffffffffa06cca30 <lu_context_key_get>
0xffffffffa0a50b25 <fld_server_lookup+85>:      test   %rax,%rax
0xffffffffa0a50b28 <fld_server_lookup+88>:      mov    %rax,%r13
0xffffffffa0a50b2b <fld_server_lookup+91>:      je     0xffffffffa0a50df5
0xffffffffa0a50b31 <fld_server_lookup+97>:      mov    0x18(%r12),%rdi   <--- ICI R12 = NULL !!!
0xffffffffa0a50b36 <fld_server_lookup+102>:     lea    0x18(%rax),%rdx
0xffffffffa0a50b3a <fld_server_lookup+106>:     mov    %rbx,%rsi
0xffffffffa0a50b3d <fld_server_lookup+109>:     callq  0xffffffffa0a4cdd0 <fld_cache_lookup>
0xffffffffa0a50b42 <fld_server_lookup+114>:     test   %eax,%eax
0xffffffffa0a50b44 <fld_server_lookup+116>:     mov    %eax,%r15d
0xffffffffa0a50b47 <fld_server_lookup+119>:     je     0xffffffffa0a50bd8
0xffffffffa0a50b4d <fld_server_lookup+125>:     cmpq   $0x0,0x8(%r12)
0xffffffffa0a50b53 <fld_server_lookup+131>:     jne    0xffffffffa0a50cb0
0xffffffffa0a50b59 <fld_server_lookup+137>:     cmpq   $0x0,0x10(%r12)
0xffffffffa0a50b5f <fld_server_lookup+143>:     je     0xffffffffa0a50d5b
0xffffffffa0a50b65 <fld_server_lookup+149>:     mov    %rbx,(%r14)
0xffffffffa0a50b68 <fld_server_lookup+152>:     mov    0x10(%r12),%rdi
0xffffffffa0a50b6d <fld_server_lookup+157>:     mov    $0x2,%edx
0xffffffffa0a50b72 <fld_server_lookup+162>:     mov    %r14,%rsi
0xffffffffa0a50b75 <fld_server_lookup+165>:     callq  0xffffffffa0a4ba60 <fld_client_rpc>
0xffffffffa0a50b7a <fld_server_lookup+170>:     test   %eax,%eax
0xffffffffa0a50b7c <fld_server_lookup+172>:     mov    %eax,%r15d
0xffffffffa0a50b7f <fld_server_lookup+175>:     je     0xffffffffa0a50c98
0xffffffffa0a50b85 <fld_server_lookup+181>:     testb  $0x1,-0x527128(%rip)        # 0xffffffffa0529a64
0xffffffffa0a50b8c <fld_server_lookup+188>:     je     0xffffffffa0a50bb8
0xffffffffa0a50b8e <fld_server_lookup+190>:     mov    -0x527134(%rip),%ecx        # 0xffffffffa0529a60
0xffffffffa0a50b94 <fld_server_lookup+196>:     test   %ecx,%ecx
0xffffffffa0a50b96 <fld_server_lookup+198>:     jns    0xffffffffa0a50bb8
0xffffffffa0a50b98 <fld_server_lookup+200>:     movslq %r15d,%rsi
0xffffffffa0a50b9b <fld_server_lookup+203>:     mov    $0xffffffffa0a56e40,%rdi
0xffffffffa0a50ba2 <fld_server_lookup+210>:     movl   $0x1,0x62ac(%rip)        # 0xffffffffa0a56e58
0xffffffffa0a50bac <fld_server_lookup+220>:     callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0a50bb1 <fld_server_lookup+225>:     mov    %eax,%r15d
0xffffffffa0a50bb4 <fld_server_lookup+228>:     nopl   0x0(%rax)
0xffffffffa0a50bb8 <fld_server_lookup+232>:     mov    %r15d,%eax
0xffffffffa0a50bbb <fld_server_lookup+235>:     mov    -0x28(%rbp),%rbx
0xffffffffa0a50bbf <fld_server_lookup+239>:     mov    -0x20(%rbp),%r12
0xffffffffa0a50bc3 <fld_server_lookup+243>:     mov    -0x18(%rbp),%r13
0xffffffffa0a50bc7 <fld_server_lookup+247>:     mov    -0x10(%rbp),%r14
0xffffffffa0a50bcb <fld_server_lookup+251>:     mov    -0x8(%rbp),%r15
0xffffffffa0a50bcf <fld_server_lookup+255>:     leaveq 
0xffffffffa0a50bd0 <fld_server_lookup+256>:     retq   
0xffffffffa0a50bd1 <fld_server_lookup+257>:     nopl   0x0(%rax)
0xffffffffa0a50bd8 <fld_server_lookup+264>:     mov    0x14(%r14),%eax
0xffffffffa0a50bdc <fld_server_lookup+268>:     mov    0x2c(%r13),%edx
0xffffffffa0a50be0 <fld_server_lookup+272>:     and    $0x3,%eax
0xffffffffa0a50be3 <fld_server_lookup+275>:     and    $0x3,%edx
0xffffffffa0a50be6 <fld_server_lookup+278>:     cmp    %eax,%edx
0xffffffffa0a50be8 <fld_server_lookup+280>:     jne    0xffffffffa0a50e27
0xffffffffa0a50bee <fld_server_lookup+286>:     mov    0x18(%r13),%rax
0xffffffffa0a50bf2 <fld_server_lookup+290>:     mov    %rax,(%r14)
0xffffffffa0a50bf5 <fld_server_lookup+293>:     mov    0x20(%r13),%rax
0xffffffffa0a50bf9 <fld_server_lookup+297>:     mov    %rax,0x8(%r14)
0xffffffffa0a50bfd <fld_server_lookup+301>:     mov    0x28(%r13),%rax
0xffffffffa0a50c01 <fld_server_lookup+305>:     mov    %rax,0x10(%r14)
0xffffffffa0a50c05 <fld_server_lookup+309>:     testb  $0x1,-0x5271a8(%rip)        # 0xffffffffa0529a64
0xffffffffa0a50c0c <fld_server_lookup+316>:     je     0xffffffffa0a50bb8
0xffffffffa0a50c0e <fld_server_lookup+318>:     mov    -0x5271b4(%rip),%edi        # 0xffffffffa0529a60
0xffffffffa0a50c14 <fld_server_lookup+324>:     test   %edi,%edi
0xffffffffa0a50c16 <fld_server_lookup+326>:     jns    0xffffffffa0a50bb8
0xffffffffa0a50c18 <fld_server_lookup+328>:     xor    %esi,%esi
0xffffffffa0a50c1a <fld_server_lookup+330>:     mov    $0xffffffffa0a56f00,%rdi
0xffffffffa0a50c21 <fld_server_lookup+337>:     movl   $0x1,0x62ed(%rip)        # 0xffffffffa0a56f18
0xffffffffa0a50c2b <fld_server_lookup+347>:     callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0a50c30 <fld_server_lookup+352>:     mov    %eax,%r15d
0xffffffffa0a50c33 <fld_server_lookup+355>:     jmp    0xffffffffa0a50bb8
0xffffffffa0a50c35 <fld_server_lookup+357>:     nopl   (%rax)
0xffffffffa0a50c38 <fld_server_lookup+360>:     mov    $0xffffffffa0a54140,%rsi
0xffffffffa0a50c3f <fld_server_lookup+367>:     mov    $0xffffffffa0a596a0,%rdi
0xffffffffa0a50c46 <fld_server_lookup+374>:     xor    %eax,%eax
0xffffffffa0a50c48 <fld_server_lookup+376>:     movl   $0x80000000,0x8a5e(%rip)        # 0xffffffffa0a596b0
0xffffffffa0a50c52 <fld_server_lookup+386>:     movq   $0xffffffffa0a54a98,0x8a43(%rip)        # 0xffffffffa0a596a0
0xffffffffa0a50c5d <fld_server_lookup+397>:     movq   $0xffffffffa0a53900,0x8a40(%rip)        # 0xffffffffa0a596a8
0xffffffffa0a50c68 <fld_server_lookup+408>:     movl   $0x79,0x8a42(%rip)        # 0xffffffffa0a596b4
0xffffffffa0a50c72 <fld_server_lookup+418>:     movq   $0x0,0x8a43(%rip)        # 0xffffffffa0a596c0
0xffffffffa0a50c7d <fld_server_lookup+429>:     movl   $0x1,0x8a31(%rip)        # 0xffffffffa0a596b8
0xffffffffa0a50c87 <fld_server_lookup+439>:     callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0a50c8c <fld_server_lookup+444>:     jmpq   0xffffffffa0a50b16
0xffffffffa0a50c91 <fld_server_lookup+449>:     nopl   0x0(%rax)
0xffffffffa0a50c98 <fld_server_lookup+456>:     mov    0x18(%r12),%rdi
0xffffffffa0a50c9d <fld_server_lookup+461>:     mov    %r14,%rsi
0xffffffffa0a50ca0 <fld_server_lookup+464>:     callq  0xffffffffa0a4edc0 <fld_cache_insert>
0xffffffffa0a50ca5 <fld_server_lookup+469>:     jmpq   0xffffffffa0a50b85
0xffffffffa0a50caa <fld_server_lookup+474>:     nopw   0x0(%rax,%rax,1)
0xffffffffa0a50cb0 <fld_server_lookup+480>:     lea    0x40(%r12),%rdx
0xffffffffa0a50cb5 <fld_server_lookup+485>:     xor    %eax,%eax
0xffffffffa0a50cb7 <fld_server_lookup+487>:     mov    $0xfffffffb,%r8d
0xffffffffa0a50cbd <fld_server_lookup+493>:     mov    %rbx,%rcx
0xffffffffa0a50cc0 <fld_server_lookup+496>:     mov    $0xffffffffa0a54ba8,%rsi
0xffffffffa0a50cc7 <fld_server_lookup+503>:     mov    $0xffffffffa0a59620,%rdi
0xffffffffa0a50cce <fld_server_lookup+510>:     movl   $0x80000000,0x8958(%rip)        # 0xffffffffa0a59630
0xffffffffa0a50cd8 <fld_server_lookup+520>:     movq   $0xffffffffa0a54a98,0x893d(%rip)        # 0xffffffffa0a59620
0xffffffffa0a50ce3 <fld_server_lookup+531>:     movq   $0xffffffffa0a53900,0x893a(%rip)        # 0xffffffffa0a59628
0xffffffffa0a50cee <fld_server_lookup+542>:     movl   $0x91,0x893c(%rip)        # 0xffffffffa0a59634
0xffffffffa0a50cf8 <fld_server_lookup+552>:     movq   $0xffffffffa0a59650,0x893d(%rip)        # 0xffffffffa0a59640
0xffffffffa0a50d03 <fld_server_lookup+563>:     movl   $0x20000,0x892b(%rip)        # 0xffffffffa0a59638
0xffffffffa0a50d0d <fld_server_lookup+573>:     callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0a50d12 <fld_server_lookup+578>:     testb  $0x1,-0x5272b5(%rip)        # 0xffffffffa0529a64
0xffffffffa0a50d19 <fld_server_lookup+585>:     je     0xffffffffa0a50d50
0xffffffffa0a50d1b <fld_server_lookup+587>:     mov    -0x5272c1(%rip),%esi        # 0xffffffffa0529a60
0xffffffffa0a50d21 <fld_server_lookup+593>:     test   %esi,%esi
0xffffffffa0a50d23 <fld_server_lookup+595>:     jns    0xffffffffa0a50d50
0xffffffffa0a50d25 <fld_server_lookup+597>:     mov    $0xfffffffffffffffb,%rsi
0xffffffffa0a50d2c <fld_server_lookup+604>:     mov    $0xffffffffa0a56ec0,%rdi
0xffffffffa0a50d33 <fld_server_lookup+611>:     movl   $0x1,0x619b(%rip)        # 0xffffffffa0a56ed8
0xffffffffa0a50d3d <fld_server_lookup+621>:     callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0a50d42 <fld_server_lookup+626>:     mov    %eax,%r15d
0xffffffffa0a50d45 <fld_server_lookup+629>:     jmpq   0xffffffffa0a50bb8
0xffffffffa0a50d4a <fld_server_lookup+634>:     nopw   0x0(%rax,%rax,1)
0xffffffffa0a50d50 <fld_server_lookup+640>:     mov    $0xfffffffb,%r15d
0xffffffffa0a50d56 <fld_server_lookup+646>:     jmpq   0xffffffffa0a50bb8
0xffffffffa0a50d5b <fld_server_lookup+651>:     lea    0x40(%r12),%rdx
0xffffffffa0a50d60 <fld_server_lookup+656>:     xor    %eax,%eax
0xffffffffa0a50d62 <fld_server_lookup+658>:     mov    $0xfffffffb,%r8d
0xffffffffa0a50d68 <fld_server_lookup+664>:     mov    %rbx,%rcx
0xffffffffa0a50d6b <fld_server_lookup+667>:     mov    $0xffffffffa0a54bd8,%rsi
0xffffffffa0a50d72 <fld_server_lookup+674>:     mov    $0xffffffffa0a595e0,%rdi
0xffffffffa0a50d79 <fld_server_lookup+681>:     movl   $0x80000000,0x886d(%rip)        # 0xffffffffa0a595f0
0xffffffffa0a50d83 <fld_server_lookup+691>:     movq   $0xffffffffa0a54a98,0x8852(%rip)        # 0xffffffffa0a595e0
0xffffffffa0a50d8e <fld_server_lookup+702>:     movq   $0xffffffffa0a53900,0x884f(%rip)        # 0xffffffffa0a595e8
0xffffffffa0a50d99 <fld_server_lookup+713>:     movl   $0x96,0x8851(%rip)        # 0xffffffffa0a595f4
0xffffffffa0a50da3 <fld_server_lookup+723>:     movq   $0xffffffffa0a59610,0x8852(%rip)        # 0xffffffffa0a59600
0xffffffffa0a50dae <fld_server_lookup+734>:     movl   $0x20000,0x8840(%rip)        # 0xffffffffa0a595f8
0xffffffffa0a50db8 <fld_server_lookup+744>:     callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0a50dbd <fld_server_lookup+749>:     testb  $0x1,-0x527360(%rip)        # 0xffffffffa0529a64
0xffffffffa0a50dc4 <fld_server_lookup+756>:     je     0xffffffffa0a50d50
0xffffffffa0a50dc6 <fld_server_lookup+758>:     mov    -0x52736c(%rip),%ebx        # 0xffffffffa0529a60
0xffffffffa0a50dcc <fld_server_lookup+764>:     test   %ebx,%ebx
0xffffffffa0a50dce <fld_server_lookup+766>:     jns    0xffffffffa0a50d50
0xffffffffa0a50dd0 <fld_server_lookup+768>:     mov    $0xfffffffffffffffb,%rsi
0xffffffffa0a50dd7 <fld_server_lookup+775>:     mov    $0xffffffffa0a56e80,%rdi
0xffffffffa0a50dde <fld_server_lookup+782>:     movl   $0x1,0x60b0(%rip)        # 0xffffffffa0a56e98
0xffffffffa0a50de8 <fld_server_lookup+792>:     callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0a50ded <fld_server_lookup+797>:     mov    %eax,%r15d
0xffffffffa0a50df0 <fld_server_lookup+800>:     jmpq   0xffffffffa0a50bb8
0xffffffffa0a50df5 <fld_server_lookup+805>:     mov    $0xffffffffa0a56f80,%rdi
0xffffffffa0a50dfc <fld_server_lookup+812>:     mov    $0xffffffffa0a54191,%rdx
0xffffffffa0a50e03 <fld_server_lookup+819>:     mov    $0xffffffffa0a540e5,%rsi
0xffffffffa0a50e0a <fld_server_lookup+826>:     xor    %eax,%eax
0xffffffffa0a50e0c <fld_server_lookup+828>:     movl   $0x40000,0x6182(%rip)        # 0xffffffffa0a56f98
0xffffffffa0a50e16 <fld_server_lookup+838>:     callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0a50e1b <fld_server_lookup+843>:     mov    $0xffffffffa0a56f80,%rdi
0xffffffffa0a50e22 <fld_server_lookup+850>:     callq  0xffffffffa04f8e50 <lbug_with_loc>
0xffffffffa0a50e27 <fld_server_lookup+855>:     cmp    $0x3,%eax
0xffffffffa0a50e2a <fld_server_lookup+858>:     je     0xffffffffa0a50bee
0xffffffffa0a50e30 <fld_server_lookup+864>:     movl   $0x80000000,0x8836(%rip)        # 0xffffffffa0a59670
0xffffffffa0a50e3a <fld_server_lookup+874>:     movq   $0xffffffffa0a54a98,0x881b(%rip)        # 0xffffffffa0a59660
0xffffffffa0a50e45 <fld_server_lookup+885>:     mov    $0xffffffffa0a541a9,%rdx
0xffffffffa0a50e4c <fld_server_lookup+892>:     movq   $0xffffffffa0a53900,0x8811(%rip)        # 0xffffffffa0a59668
0xffffffffa0a50e57 <fld_server_lookup+903>:     movl   $0x86,0x8813(%rip)        # 0xffffffffa0a59674
0xffffffffa0a50e61 <fld_server_lookup+913>:     mov    $0xffffffffa0a541a5,%rax
0xffffffffa0a50e68 <fld_server_lookup+920>:     movq   $0xffffffffa0a59690,0x880d(%rip)        # 0xffffffffa0a59680
0xffffffffa0a50e73 <fld_server_lookup+931>:     movl   $0x20000,0x87fb(%rip)        # 0xffffffffa0a59678
0xffffffffa0a50e7d <fld_server_lookup+941>:     mov    $0xffffffffa0a54b48,%rsi
0xffffffffa0a50e84 <fld_server_lookup+948>:     testb  $0x3,0x2c(%r13)
0xffffffffa0a50e89 <fld_server_lookup+953>:     mov    0x28(%r13),%r9d
0xffffffffa0a50e8d <fld_server_lookup+957>:     mov    $0xffffffffa0a59660,%rdi
0xffffffffa0a50e94 <fld_server_lookup+964>:     mov    0x20(%r13),%r8
0xffffffffa0a50e98 <fld_server_lookup+968>:     mov    0x18(%r13),%rcx
0xffffffffa0a50e9c <fld_server_lookup+972>:     mov    0x14(%r14),%ebx
0xffffffffa0a50ea0 <fld_server_lookup+976>:     movl   $0xfffffffb,0x10(%rsp)
0xffffffffa0a50ea8 <fld_server_lookup+984>:     cmove  %rdx,%rax
0xffffffffa0a50eac <fld_server_lookup+988>:     lea    0x40(%r12),%rdx
0xffffffffa0a50eb1 <fld_server_lookup+993>:     mov    %rax,(%rsp)
0xffffffffa0a50eb5 <fld_server_lookup+997>:     xor    %eax,%eax
0xffffffffa0a50eb7 <fld_server_lookup+999>:     mov    %ebx,0x8(%rsp)
0xffffffffa0a50ebb <fld_server_lookup+1003>:    callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0a50ec0 <fld_server_lookup+1008>:    testb  $0x1,-0x527463(%rip)        # 0xffffffffa0529a64
0xffffffffa0a50ec7 <fld_server_lookup+1015>:    je     0xffffffffa0a50d50
0xffffffffa0a50ecd <fld_server_lookup+1021>:    cmpl   $0x0,-0x527474(%rip)        # 0xffffffffa0529a60
0xffffffffa0a50ed4 <fld_server_lookup+1028>:    jns    0xffffffffa0a50d50
0xffffffffa0a50eda <fld_server_lookup+1034>:    mov    $0xfffffffffffffffb,%rsi
0xffffffffa0a50ee1 <fld_server_lookup+1041>:    mov    $0xffffffffa0a56f40,%rdi
0xffffffffa0a50ee8 <fld_server_lookup+1048>:    movl   $0x1,0x6066(%rip)        # 0xffffffffa0a56f58
0xffffffffa0a50ef2 <fld_server_lookup+1058>:    callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0a50ef7 <fld_server_lookup+1063>:    mov    %eax,%r15d
0xffffffffa0a50efa <fld_server_lookup+1066>:    jmpq   0xffffffffa0a50bb8
0xffffffffa0a50eff <fld_server_lookup+1071>:    nop
crash>          
crash> bt
PID: 31563  TASK: ffff880879176ab0  CPU: 1   COMMAND: "orph_cleanup_sc"
 #0 [ffff880547d9b810] machine_kexec at ffffffff8103b71b
 #1 [ffff880547d9b870] crash_kexec at ffffffff810c9942
 #2 [ffff880547d9b940] oops_end at ffffffff8152f070
 #3 [ffff880547d9b970] no_context at ffffffff8104c80b
 #4 [ffff880547d9b9c0] __bad_area_nosemaphore at ffffffff8104ca95
 #5 [ffff880547d9ba10] bad_area_nosemaphore at ffffffff8104cb63
 #6 [ffff880547d9ba20] __do_page_fault at ffffffff8104d25c
 #7 [ffff880547d9bb40] do_page_fault at ffffffff81530fbe
 #8 [ffff880547d9bb70] page_fault at ffffffff8152e375
    [exception RIP: fld_server_lookup+97]
    RIP: ffffffffa0a50b31  RSP: ffff880547d9bc20  RFLAGS: 00010286
    RAX: ffff8810515df4c0  RBX: 00000002122fc000  RCX: ffff8810426c5078
    RDX: ffff880e6896b400  RSI: ffffffffa0a56b00  RDI: ffff881040aff840
    RBP: ffff880547d9bc70   R8: 0000000015fbb1dc   R9: 0000000000000000
    R10: 092c8d41cd51a9c5  R11: 0000000000000041  R12: 0000000000000000
    R13: ffff8810515df4c0  R14: ffff8810426c5078  R15: ffff8810426c4000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
 #9 [ffff880547d9bc78] osd_fld_lookup at ffffffffa0d53b8a [osd_ldiskfs]
#10 [ffff880547d9bca8] osd_remote_fid at ffffffffa0d54320 [osd_ldiskfs]
#11 [ffff880547d9bcf8] osd_it_ea_rec at ffffffffa0d6539e [osd_ldiskfs]
#12 [ffff880547d9be38] lod_it_rec at ffffffffa0eec331 [lod]
#13 [ffff880547d9be48] __mdd_orphan_cleanup at ffffffffa0f55050 [mdd]
#14 [ffff880547d9bee8] kthread at ffffffff8109e71e
#15 [ffff880547d9bf48] kernel_thread at ffffffff8100c20a
crash> 

crash> dis osd_fld_lookup
0xffffffffa0d53b20 <osd_fld_lookup>:    push   %rbp
0xffffffffa0d53b21 <osd_fld_lookup+1>:  mov    %rsp,%rbp
0xffffffffa0d53b24 <osd_fld_lookup+4>:  sub    $0x20,%rsp
0xffffffffa0d53b28 <osd_fld_lookup+8>:  mov    %rbx,-0x18(%rbp)
0xffffffffa0d53b2c <osd_fld_lookup+12>: mov    %r12,-0x10(%rbp)   ---> struct osd_device *osd,
0xffffffffa0d53b30 <osd_fld_lookup+16>: mov    %r13,-0x8(%rbp)
0xffffffffa0d53b34 <osd_fld_lookup+20>: nopl   0x0(%rax,%rax,1)
0xffffffffa0d53b39 <osd_fld_lookup+25>: mov    0x18(%rsi),%rax
0xffffffffa0d53b3d <osd_fld_lookup+29>: mov    %rdx,%rbx
0xffffffffa0d53b40 <osd_fld_lookup+32>: movabs $0xffffffff00000000,%rdx
0xffffffffa0d53b4a <osd_fld_lookup+42>: mov    %rsi,%r13
0xffffffffa0d53b4d <osd_fld_lookup+45>: lea    (%rbx,%rdx,1),%rdx
0xffffffffa0d53b51 <osd_fld_lookup+49>: mov    0x50(%rax),%rsi
0xffffffffa0d53b55 <osd_fld_lookup+53>: mov    $0xffffffff,%eax
0xffffffffa0d53b5a <osd_fld_lookup+58>: cmp    %rax,%rdx
0xffffffffa0d53b5d <osd_fld_lookup+61>: jbe    0xffffffffa0d53bf0 <osd_fld_lookup+208>
0xffffffffa0d53b63 <osd_fld_lookup+67>: lea    -0xc(%rbx),%rdx
0xffffffffa0d53b67 <osd_fld_lookup+71>: mov    $0xfffffff3,%eax
0xffffffffa0d53b6c <osd_fld_lookup+76>: cmp    %rax,%rdx
0xffffffffa0d53b6f <osd_fld_lookup+79>: ja     0xffffffffa0d53bb0 <osd_fld_lookup+144>
0xffffffffa0d53b71 <osd_fld_lookup+81>: test   %rsi,%rsi
0xffffffffa0d53b74 <osd_fld_lookup+84>: je     0xffffffffa0d53c77 <osd_fld_lookup+343>
0xffffffffa0d53b7a <osd_fld_lookup+90>: orl    $0x3,0x14(%rcx)
0xffffffffa0d53b7e <osd_fld_lookup+94>: mov    %rbx,%rdx
0xffffffffa0d53b81 <osd_fld_lookup+97>: mov    0x10(%rsi),%rsi
0xffffffffa0d53b85 <osd_fld_lookup+101>:        callq  0xffffffffa0a50ad0 <fld_server_lookup>    ---> ICI
0xffffffffa0d53b8a <osd_fld_lookup+106>:        test   %eax,%eax
0xffffffffa0d53b8c <osd_fld_lookup+108>:        mov    %eax,%r12d
0xffffffffa0d53b8f <osd_fld_lookup+111>:        jne    0xffffffffa0d53c10 <osd_fld_lookup+240>
0xffffffffa0d53b91 <osd_fld_lookup+113>:        nopl   0x0(%rax)
0xffffffffa0d53b98 <osd_fld_lookup+120>:        mov    %r12d,%eax
0xffffffffa0d53b9b <osd_fld_lookup+123>:        mov    -0x18(%rbp),%rbx
0xffffffffa0d53b9f <osd_fld_lookup+127>:        mov    -0x10(%rbp),%r12
0xffffffffa0d53ba3 <osd_fld_lookup+131>:        mov    -0x8(%rbp),%r13
0xffffffffa0d53ba7 <osd_fld_lookup+135>:        leaveq 
0xffffffffa0d53ba8 <osd_fld_lookup+136>:        retq   
0xffffffffa0d53ba9 <osd_fld_lookup+137>:        nopl   0x0(%rax)
0xffffffffa0d53bb0 <osd_fld_lookup+144>:        movabs $0x2000003ff,%rax
0xffffffffa0d53bba <osd_fld_lookup+154>:        cmp    %rax,%rbx
0xffffffffa0d53bbd <osd_fld_lookup+157>:        ja     0xffffffffa0d53b71 <osd_fld_lookup+81>
0xffffffffa0d53bbf <osd_fld_lookup+159>:        sub    $0x3f8,%rax
0xffffffffa0d53bc5 <osd_fld_lookup+165>:        cmp    %rax,%rbx
0xffffffffa0d53bc8 <osd_fld_lookup+168>:        je     0xffffffffa0d53b71 <osd_fld_lookup+81>
0xffffffffa0d53bca <osd_fld_lookup+170>:        sub    $0x5,%rax
0xffffffffa0d53bce <osd_fld_lookup+174>:        cmp    %rax,%rbx
0xffffffffa0d53bd1 <osd_fld_lookup+177>:        je     0xffffffffa0d53b71 <osd_fld_lookup+81>
0xffffffffa0d53bd3 <osd_fld_lookup+179>:        xor    %r12d,%r12d
0xffffffffa0d53bd6 <osd_fld_lookup+182>:        test   %rsi,%rsi
0xffffffffa0d53bd9 <osd_fld_lookup+185>:        je     0xffffffffa0d53b98 <osd_fld_lookup+120>
0xffffffffa0d53bdb <osd_fld_lookup+187>:        mov    0x8(%rsi),%eax
0xffffffffa0d53bde <osd_fld_lookup+190>:        xor    %r12d,%r12d
0xffffffffa0d53be1 <osd_fld_lookup+193>:        mov    %eax,0x10(%rcx)
0xffffffffa0d53be4 <osd_fld_lookup+196>:        jmp    0xffffffffa0d53b98 <osd_fld_lookup+120>
0xffffffffa0d53be6 <osd_fld_lookup+198>:        nopw   %cs:0x0(%rax,%rax,1)
0xffffffffa0d53bf0 <osd_fld_lookup+208>:        shr    $0x10,%rbx
0xffffffffa0d53bf4 <osd_fld_lookup+212>:        orl    $0x1,0x14(%rcx)
0xffffffffa0d53bf8 <osd_fld_lookup+216>:        xor    %r12d,%r12d
0xffffffffa0d53bfb <osd_fld_lookup+219>:        and    $0xffff,%ebx
0xffffffffa0d53c01 <osd_fld_lookup+225>:        mov    %ebx,0x10(%rcx)
0xffffffffa0d53c04 <osd_fld_lookup+228>:        jmp    0xffffffffa0d53b98 <osd_fld_lookup+120>
0xffffffffa0d53c06 <osd_fld_lookup+230>:        nopw   %cs:0x0(%rax,%rax,1)
0xffffffffa0d53c10 <osd_fld_lookup+240>:        movl   $0x4,0x53396(%rip)        # 0xffffffffa0da6fb0 <msgdata.86844+16>
0xffffffffa0d53c1a <osd_fld_lookup+250>:        movq   $0xffffffffa0d8f408,0x5337b(%rip)        # 0xffffffffa0da6fa0 <msgdata.86844>
0xffffffffa0d53c25 <osd_fld_lookup+261>:        mov    %eax,%r8d
0xffffffffa0d53c28 <osd_fld_lookup+264>:        movq   $0xffffffffa0d8d4d0,0x53375(%rip)        # 0xffffffffa0da6fa8 <msgdata.86844+8>
0xffffffffa0d53c33 <osd_fld_lookup+275>:        movl   $0x8ce,0x53377(%rip)        # 0xffffffffa0da6fb4 <msgdata.86844+20>
0xffffffffa0d53c3d <osd_fld_lookup+285>:        mov    %rbx,%rcx
0xffffffffa0d53c40 <osd_fld_lookup+288>:        movq   $0xffffffffa0da6fd0,0x53375(%rip)        # 0xffffffffa0da6fc0 <msgdata.86844+32>
0xffffffffa0d53c4b <osd_fld_lookup+299>:        movl   $0x20000,0x53363(%rip)        # 0xffffffffa0da6fb8 <msgdata.86844+24>
0xffffffffa0d53c55 <osd_fld_lookup+309>:        mov    $0xffffffffa0d8f690,%rsi
0xffffffffa0d53c5c <osd_fld_lookup+316>:        mov    0x28(%r13),%rdx
0xffffffffa0d53c60 <osd_fld_lookup+320>:        mov    $0xffffffffa0da6fa0,%rdi
0xffffffffa0d53c67 <osd_fld_lookup+327>:        xor    %eax,%eax
0xffffffffa0d53c69 <osd_fld_lookup+329>:        add    $0xc,%rdx
0xffffffffa0d53c6d <osd_fld_lookup+333>:        callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0d53c72 <osd_fld_lookup+338>:        jmpq   0xffffffffa0d53b98 <osd_fld_lookup+120>
0xffffffffa0d53c77 <osd_fld_lookup+343>:        mov    $0xffffffffa0d9c080,%rdi
0xffffffffa0d53c7e <osd_fld_lookup+350>:        mov    $0xffffffffa0d93425,%rdx
0xffffffffa0d53c85 <osd_fld_lookup+357>:        mov    $0xffffffffa0d932e0,%rsi
0xffffffffa0d53c8c <osd_fld_lookup+364>:        xor    %eax,%eax
0xffffffffa0d53c8e <osd_fld_lookup+366>:        movl   $0x40000,0x48400(%rip)        # 0xffffffffa0d9c098 <__msg_data.86841+24>
0xffffffffa0d53c98 <osd_fld_lookup+376>:        callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0d53c9d <osd_fld_lookup+381>:        mov    $0xffffffffa0d9c080,%rdi
0xffffffffa0d53ca4 <osd_fld_lookup+388>:        callq  0xffffffffa04f8e50 <lbug_with_loc>
0xffffffffa0d53ca9 <osd_fld_lookup+393>:        nopl   0x0(%rax)
crash> 


crash> dis osd_remote_fid
0xffffffffa0d54220 <osd_remote_fid>:    push   %rbp
0xffffffffa0d54221 <osd_remote_fid+1>:  mov    %rsp,%rbp
0xffffffffa0d54224 <osd_remote_fid+4>:  sub    $0x40,%rsp
0xffffffffa0d54228 <osd_remote_fid+8>:  mov    %rbx,-0x28(%rbp)
0xffffffffa0d5422c <osd_remote_fid+12>: mov    %r12,-0x20(%rbp)
0xffffffffa0d54230 <osd_remote_fid+16>: mov    %r13,-0x18(%rbp)
0xffffffffa0d54234 <osd_remote_fid+20>: mov    %r14,-0x10(%rbp)
0xffffffffa0d54238 <osd_remote_fid+24>: mov    %r15,-0x8(%rbp)
0xffffffffa0d5423c <osd_remote_fid+28>: nopl   0x0(%rax,%rax,1)
0xffffffffa0d54241 <osd_remote_fid+33>: testb  $0x1,-0x82a7e4(%rip)        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d54248 <osd_remote_fid+40>: mov    %rdi,%r13
0xffffffffa0d5424b <osd_remote_fid+43>: mov    %rsi,%r12
0xffffffffa0d5424e <osd_remote_fid+46>: je     0xffffffffa0d5425d <osd_remote_fid+61>
0xffffffffa0d54250 <osd_remote_fid+48>: testb  $0x4,-0x82a7f7(%rip)        # 0xffffffffa0529a60 <libcfs_subsystem_debug>
0xffffffffa0d54257 <osd_remote_fid+55>: jne    0xffffffffa0d543e8 <osd_remote_fid+456>
0xffffffffa0d5425d <osd_remote_fid+61>: mov    (%rdx),%rbx
0xffffffffa0d54260 <osd_remote_fid+64>: mov    $0xfffffff3,%eax
0xffffffffa0d54265 <osd_remote_fid+69>: lea    -0xc(%rbx),%rdx
0xffffffffa0d54269 <osd_remote_fid+73>: cmp    %rax,%rdx
0xffffffffa0d5426c <osd_remote_fid+76>: jbe    0xffffffffa0d54281 <osd_remote_fid+97>
0xffffffffa0d5426e <osd_remote_fid+78>: movabs $0x2000003ff,%rax
0xffffffffa0d54278 <osd_remote_fid+88>: cmp    %rax,%rbx
0xffffffffa0d5427b <osd_remote_fid+91>: jbe    0xffffffffa0d54390 <osd_remote_fid+368>
0xffffffffa0d54281 <osd_remote_fid+97>: mov    $0xffffffffa0d96920,%rsi
0xffffffffa0d54288 <osd_remote_fid+104>:        mov    %r13,%rdi
0xffffffffa0d5428b <osd_remote_fid+107>:        callq  0xffffffffa06cca30 <lu_context_key_get>
0xffffffffa0d54290 <osd_remote_fid+112>:        testb  $0x1,-0x82a833(%rip)        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d54297 <osd_remote_fid+119>:        mov    %rax,%r15
0xffffffffa0d5429a <osd_remote_fid+122>:        mov    0x18(%r12),%rax
0xffffffffa0d5429f <osd_remote_fid+127>:        mov    0x50(%rax),%r14
0xffffffffa0d542a3 <osd_remote_fid+131>:        je     0xffffffffa0d54302 <osd_remote_fid+226>
0xffffffffa0d542a5 <osd_remote_fid+133>:        testb  $0x4,-0x82a84c(%rip)        # 0xffffffffa0529a60 <libcfs_subsystem_debug>
0xffffffffa0d542ac <osd_remote_fid+140>:        je     0xffffffffa0d54302 <osd_remote_fid+226>
0xffffffffa0d542ae <osd_remote_fid+142>:        mov    $0xffffffffa0d93322,%rsi
0xffffffffa0d542b5 <osd_remote_fid+149>:        mov    $0xffffffffa0da6060,%rdi
0xffffffffa0d542bc <osd_remote_fid+156>:        xor    %eax,%eax
0xffffffffa0d542be <osd_remote_fid+158>:        movl   $0x4,0x51da8(%rip)        # 0xffffffffa0da6070 <msgdata.88743+16>
0xffffffffa0d542c8 <osd_remote_fid+168>:        movq   $0xffffffffa0d8f408,0x51d8d(%rip)        # 0xffffffffa0da6060 <msgdata.88743>
0xffffffffa0d542d3 <osd_remote_fid+179>:        movq   $0xffffffffa0d8d0e0,0x51d8a(%rip)        # 0xffffffffa0da6068 <msgdata.88743+8>
0xffffffffa0d542de <osd_remote_fid+190>:        movl   $0xd90,0x51d8c(%rip)        # 0xffffffffa0da6074 <msgdata.88743+20>
0xffffffffa0d542e8 <osd_remote_fid+200>:        movq   $0x0,0x51d8d(%rip)        # 0xffffffffa0da6080 <msgdata.88743+32>
0xffffffffa0d542f3 <osd_remote_fid+211>:        movl   $0x1,0x51d7b(%rip)        # 0xffffffffa0da6078 <msgdata.88743+24>
0xffffffffa0d542fd <osd_remote_fid+221>:        callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0d54302 <osd_remote_fid+226>:        test   %r14,%r14
0xffffffffa0d54305 <osd_remote_fid+229>:        je     0xffffffffa0d54508 <osd_remote_fid+744>
0xffffffffa0d5430b <osd_remote_fid+235>:        lea    0x1078(%r15),%rcx
0xffffffffa0d54312 <osd_remote_fid+242>:        mov    %rbx,%rdx
0xffffffffa0d54315 <osd_remote_fid+245>:        mov    %r12,%rsi                             struct osd_device *osd 
0xffffffffa0d54318 <osd_remote_fid+248>:        mov    %r13,%rdi
0xffffffffa0d5431b <osd_remote_fid+251>:        callq  0xffffffffa0d53b20 <osd_fld_lookup>   ---> ICI
0xffffffffa0d54320 <osd_remote_fid+256>:        test   %eax,%eax
0xffffffffa0d54322 <osd_remote_fid+258>:        jne    0xffffffffa0d54450 <osd_remote_fid+560>
0xffffffffa0d54328 <osd_remote_fid+264>:        mov    -0x82a8ca(%rip),%edx        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d5432e <osd_remote_fid+270>:        test   $0x1,%dl
0xffffffffa0d54331 <osd_remote_fid+273>:        je     0xffffffffa0d54340 <osd_remote_fid+288>
0xffffffffa0d54333 <osd_remote_fid+275>:        testb  $0x4,-0x82a8da(%rip)        # 0xffffffffa0529a60 <libcfs_subsystem_debug>
0xffffffffa0d5433a <osd_remote_fid+282>:        jne    0xffffffffa0d54580 <osd_remote_fid+864>
0xffffffffa0d54340 <osd_remote_fid+288>:        mov    0x8(%r14),%eax
0xffffffffa0d54344 <osd_remote_fid+292>:        cmp    0x1088(%r15),%eax
0xffffffffa0d5434b <osd_remote_fid+299>:        sete   %al
0xffffffffa0d5434e <osd_remote_fid+302>:        movzbl %al,%eax
0xffffffffa0d54351 <osd_remote_fid+305>:        test   %eax,%eax
0xffffffffa0d54353 <osd_remote_fid+307>:        jne    0xffffffffa0d54540 <osd_remote_fid+800>
0xffffffffa0d54359 <osd_remote_fid+313>:        and    $0x1,%edx
0xffffffffa0d5435c <osd_remote_fid+316>:        je     0xffffffffa0d544e8 <osd_remote_fid+712>
0xffffffffa0d54362 <osd_remote_fid+322>:        testb  $0x4,-0x82a909(%rip)        # 0xffffffffa0529a60 <libcfs_subsystem_debug>
0xffffffffa0d54369 <osd_remote_fid+329>:        je     0xffffffffa0d544e8 <osd_remote_fid+712>
0xffffffffa0d5436f <osd_remote_fid+335>:        mov    $0x1,%esi
0xffffffffa0d54374 <osd_remote_fid+340>:        mov    $0xffffffffa0d98de0,%rdi
0xffffffffa0d5437b <osd_remote_fid+347>:        movl   $0x1,0x44a73(%rip)        # 0xffffffffa0d98df8 <msgdata.88789+24>
0xffffffffa0d54385 <osd_remote_fid+357>:        callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0d5438a <osd_remote_fid+362>:        jmpq   0xffffffffa0d544ed <osd_remote_fid+717>
0xffffffffa0d5438f <osd_remote_fid+367>:        nop
0xffffffffa0d54390 <osd_remote_fid+368>:        sub    $0x3f8,%rax
0xffffffffa0d54396 <osd_remote_fid+374>:        cmp    %rax,%rbx
0xffffffffa0d54399 <osd_remote_fid+377>:        je     0xffffffffa0d54281 <osd_remote_fid+97>
0xffffffffa0d5439f <osd_remote_fid+383>:        sub    $0x5,%rax
0xffffffffa0d543a3 <osd_remote_fid+387>:        cmp    %rax,%rbx
0xffffffffa0d543a6 <osd_remote_fid+390>:        je     0xffffffffa0d54281 <osd_remote_fid+97>
0xffffffffa0d543ac <osd_remote_fid+396>:        testb  $0x1,-0x82a94f(%rip)        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d543b3 <osd_remote_fid+403>:        je     0xffffffffa0d54545 <osd_remote_fid+805>
0xffffffffa0d543b9 <osd_remote_fid+409>:        testb  $0x4,-0x82a960(%rip)        # 0xffffffffa0529a60 <libcfs_subsystem_debug>
0xffffffffa0d543c0 <osd_remote_fid+416>:        je     0xffffffffa0d54545 <osd_remote_fid+805>
0xffffffffa0d543c6 <osd_remote_fid+422>:        xor    %esi,%esi
0xffffffffa0d543c8 <osd_remote_fid+424>:        mov    $0xffffffffa0d98e60,%rdi
0xffffffffa0d543cf <osd_remote_fid+431>:        movl   $0x1,0x44a9f(%rip)        # 0xffffffffa0d98e78 <msgdata.88787+24>
0xffffffffa0d543d9 <osd_remote_fid+441>:        callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0d543de <osd_remote_fid+446>:        jmpq   0xffffffffa0d544ed <osd_remote_fid+717>
0xffffffffa0d543e3 <osd_remote_fid+451>:        nopl   0x0(%rax,%rax,1)
0xffffffffa0d543e8 <osd_remote_fid+456>:        mov    $0xffffffffa0d93322,%rsi
0xffffffffa0d543ef <osd_remote_fid+463>:        mov    $0xffffffffa0da5fe0,%rdi
0xffffffffa0d543f6 <osd_remote_fid+470>:        xor    %eax,%eax
0xffffffffa0d543f8 <osd_remote_fid+472>:        mov    %rdx,-0x38(%rbp)
0xffffffffa0d543fc <osd_remote_fid+476>:        movl   $0x4,0x51bea(%rip)        # 0xffffffffa0da5ff0 <msgdata.88785+16>
0xffffffffa0d54406 <osd_remote_fid+486>:        movq   $0xffffffffa0d8f408,0x51bcf(%rip)        # 0xffffffffa0da5fe0 <msgdata.88785>
0xffffffffa0d54411 <osd_remote_fid+497>:        movq   $0xffffffffa0d8d0c3,0x51bcc(%rip)        # 0xffffffffa0da5fe8 <msgdata.88785+8>
0xffffffffa0d5441c <osd_remote_fid+508>:        movl   $0xda6,0x51bce(%rip)        # 0xffffffffa0da5ff4 <msgdata.88785+20>
0xffffffffa0d54426 <osd_remote_fid+518>:        movq   $0x0,0x51bcf(%rip)        # 0xffffffffa0da6000 <msgdata.88785+32>
0xffffffffa0d54431 <osd_remote_fid+529>:        movl   $0x1,0x51bbd(%rip)        # 0xffffffffa0da5ff8 <msgdata.88785+24>
0xffffffffa0d5443b <osd_remote_fid+539>:        callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0d54440 <osd_remote_fid+544>:        mov    -0x38(%rbp),%rdx
0xffffffffa0d54444 <osd_remote_fid+548>:        jmpq   0xffffffffa0d5425d <osd_remote_fid+61>
0xffffffffa0d54449 <osd_remote_fid+553>:        nopl   0x0(%rax)
0xffffffffa0d54450 <osd_remote_fid+560>:        movl   $0x4,0x51bd6(%rip)        # 0xffffffffa0da6030 <msgdata.88747+16>
0xffffffffa0d5445a <osd_remote_fid+570>:        movq   $0xffffffffa0d8f408,0x51bbb(%rip)        # 0xffffffffa0da6020 <msgdata.88747>
0xffffffffa0d54465 <osd_remote_fid+581>:        xor    %eax,%eax
0xffffffffa0d54467 <osd_remote_fid+583>:        movq   $0xffffffffa0d8d0e0,0x51bb6(%rip)        # 0xffffffffa0da6028 <msgdata.88747+8>
0xffffffffa0d54472 <osd_remote_fid+594>:        movl   $0xd9c,0x51bb8(%rip)        # 0xffffffffa0da6034 <msgdata.88747+20>
0xffffffffa0d5447c <osd_remote_fid+604>:        mov    %rbx,%rcx
0xffffffffa0d5447f <osd_remote_fid+607>:        movq   $0xffffffffa0da6050,0x51bb6(%rip)        # 0xffffffffa0da6040 <msgdata.88747+32>
0xffffffffa0d5448a <osd_remote_fid+618>:        movl   $0x20000,0x51ba4(%rip)        # 0xffffffffa0da6038 <msgdata.88747+24>
0xffffffffa0d54494 <osd_remote_fid+628>:        mov    $0xffffffffa0d8f7c8,%rsi
0xffffffffa0d5449b <osd_remote_fid+635>:        mov    0x28(%r12),%rdx
0xffffffffa0d544a0 <osd_remote_fid+640>:        mov    $0xffffffffa0da6020,%rdi
0xffffffffa0d544a7 <osd_remote_fid+647>:        add    $0xc,%rdx
0xffffffffa0d544ab <osd_remote_fid+651>:        callq  0xffffffffa0508cc0 <libcfs_debug_msg>
0xffffffffa0d544b0 <osd_remote_fid+656>:        testb  $0x1,-0x82aa53(%rip)        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d544b7 <osd_remote_fid+663>:        je     0xffffffffa0d544e8 <osd_remote_fid+712>
0xffffffffa0d544b9 <osd_remote_fid+665>:        testb  $0x4,-0x82aa60(%rip)        # 0xffffffffa0529a60 <libcfs_subsystem_debug>
0xffffffffa0d544c0 <osd_remote_fid+672>:        je     0xffffffffa0d544e8 <osd_remote_fid+712>
0xffffffffa0d544c2 <osd_remote_fid+674>:        xor    %esi,%esi
0xffffffffa0d544c4 <osd_remote_fid+676>:        mov    $0xffffffffa0d98ee0,%rdi
0xffffffffa0d544cb <osd_remote_fid+683>:        movl   $0x1,0x44a23(%rip)        # 0xffffffffa0d98ef8 <msgdata.88748+24>
0xffffffffa0d544d5 <osd_remote_fid+693>:        callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0d544da <osd_remote_fid+698>:        mov    -0x82aa7c(%rip),%edx        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d544e0 <osd_remote_fid+704>:        jmpq   0xffffffffa0d54351 <osd_remote_fid+305>
0xffffffffa0d544e5 <osd_remote_fid+709>:        nopl   (%rax)
0xffffffffa0d544e8 <osd_remote_fid+712>:        mov    $0x1,%eax
0xffffffffa0d544ed <osd_remote_fid+717>:        mov    -0x28(%rbp),%rbx
0xffffffffa0d544f1 <osd_remote_fid+721>:        mov    -0x20(%rbp),%r12
0xffffffffa0d544f5 <osd_remote_fid+725>:        mov    -0x18(%rbp),%r13
0xffffffffa0d544f9 <osd_remote_fid+729>:        mov    -0x10(%rbp),%r14
0xffffffffa0d544fd <osd_remote_fid+733>:        mov    -0x8(%rbp),%r15
0xffffffffa0d54501 <osd_remote_fid+737>:        leaveq 
0xffffffffa0d54502 <osd_remote_fid+738>:        retq   
0xffffffffa0d54503 <osd_remote_fid+739>:        nopl   0x0(%rax,%rax,1)
0xffffffffa0d54508 <osd_remote_fid+744>:        testb  $0x1,-0x82aaab(%rip)        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d5450f <osd_remote_fid+751>:        je     0xffffffffa0d54545 <osd_remote_fid+805>
0xffffffffa0d54511 <osd_remote_fid+753>:        testb  $0x4,-0x82aab8(%rip)        # 0xffffffffa0529a60 <libcfs_subsystem_debug>
0xffffffffa0d54518 <osd_remote_fid+760>:        je     0xffffffffa0d54545 <osd_remote_fid+805>
0xffffffffa0d5451a <osd_remote_fid+762>:        mov    $0x1,%esi
0xffffffffa0d5451f <osd_remote_fid+767>:        mov    $0xffffffffa0d98f20,%rdi
0xffffffffa0d54526 <osd_remote_fid+774>:        movl   $0x1,0x44a08(%rip)        # 0xffffffffa0d98f38 <msgdata.88745+24>
0xffffffffa0d54530 <osd_remote_fid+784>:        callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0d54535 <osd_remote_fid+789>:        mov    -0x82aad7(%rip),%edx        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d5453b <osd_remote_fid+795>:        jmpq   0xffffffffa0d54351 <osd_remote_fid+305>
0xffffffffa0d54540 <osd_remote_fid+800>:        and    $0x1,%edx
0xffffffffa0d54543 <osd_remote_fid+803>:        jne    0xffffffffa0d54550 <osd_remote_fid+816>
0xffffffffa0d54545 <osd_remote_fid+805>:        xor    %eax,%eax
0xffffffffa0d54547 <osd_remote_fid+807>:        jmp    0xffffffffa0d544ed <osd_remote_fid+717>
0xffffffffa0d54549 <osd_remote_fid+809>:        nopl   0x0(%rax)
0xffffffffa0d54550 <osd_remote_fid+816>:        testb  $0x4,-0x82aaf7(%rip)        # 0xffffffffa0529a60 <libcfs_subsystem_debug>
0xffffffffa0d54557 <osd_remote_fid+823>:        je     0xffffffffa0d54545 <osd_remote_fid+805>
0xffffffffa0d54559 <osd_remote_fid+825>:        xor    %esi,%esi
0xffffffffa0d5455b <osd_remote_fid+827>:        mov    $0xffffffffa0d98e20,%rdi
0xffffffffa0d54562 <osd_remote_fid+834>:        movl   $0x1,0x448cc(%rip)        # 0xffffffffa0d98e38 <msgdata.88788+24>
0xffffffffa0d5456c <osd_remote_fid+844>:        callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0d54571 <osd_remote_fid+849>:        jmpq   0xffffffffa0d544ed <osd_remote_fid+717>
0xffffffffa0d54576 <osd_remote_fid+854>:        nopw   %cs:0x0(%rax,%rax,1)
0xffffffffa0d54580 <osd_remote_fid+864>:        movl   $0x1,0x4492e(%rip)        # 0xffffffffa0d98eb8 <msgdata.88749+24>
0xffffffffa0d5458a <osd_remote_fid+874>:        xor    %esi,%esi
0xffffffffa0d5458c <osd_remote_fid+876>:        mov    0x8(%r14),%eax
0xffffffffa0d54590 <osd_remote_fid+880>:        cmp    0x1088(%r15),%eax
0xffffffffa0d54597 <osd_remote_fid+887>:        mov    $0xffffffffa0d98ea0,%rdi
0xffffffffa0d5459e <osd_remote_fid+894>:        sete   %sil
0xffffffffa0d545a2 <osd_remote_fid+898>:        callq  0xffffffffa05032d0 <libcfs_log_return>
0xffffffffa0d545a7 <osd_remote_fid+903>:        mov    -0x82ab49(%rip),%edx        # 0xffffffffa0529a64 <libcfs_debug>
0xffffffffa0d545ad <osd_remote_fid+909>:        jmpq   0xffffffffa0d54351 <osd_remote_fid+305>
0xffffffffa0d545b2 <osd_remote_fid+914>:        data32 data32 data32 data32 nopw %cs:0x0(%rax,%rax,1)
crash>        


crash> bt -f
PID: 31563  TASK: ffff880879176ab0  CPU: 1   COMMAND: "orph_cleanup_sc"
 #0 [ffff880547d9b810] machine_kexec at ffffffff8103b71b
    ffff880547d9b818: 00000000030a1000 ffff8800030a1000 
    ffff880547d9b828: 00000000030a0000 ffff880547d9bb78 
    ffff880547d9b838: 8800000000000000 000000000000ffff 
    ffff880547d9b848: ffff880547d9bb78 ffff880547d9b878 
    ffff880547d9b858: 0000000000000009 ffff880879176ab0 
    ffff880547d9b868: ffff880547d9b938 ffffffff810c9942 
 #1 [ffff880547d9b870] crash_kexec at ffffffff810c9942
    ffff880547d9b878: ffff8810426c4000 ffff8810426c5078 
    ffff880547d9b888: ffff8810515df4c0 0000000000000000 
    ffff880547d9b898: ffff880547d9bc70 00000002122fc000 
    ffff880547d9b8a8: 0000000000000041 092c8d41cd51a9c5 
    ffff880547d9b8b8: 0000000000000000 0000000015fbb1dc 
    ffff880547d9b8c8: ffff8810515df4c0 ffff8810426c5078 
    ffff880547d9b8d8: ffff880e6896b400 ffffffffa0a56b00 
    ffff880547d9b8e8: ffff881040aff840 ffffffffffffffff 
    ffff880547d9b8f8: ffffffffa0a50b31 0000000000000010 
    ffff880547d9b908: 0000000000010286 ffff880547d9bc20 
    ffff880547d9b918: 0000000000000018 ffff880547d9b978 
    ffff880547d9b928: 0000000000000246 ffff880547d9bb78 
    ffff880547d9b938: ffff880547d9b968 ffffffff8152f070 
 #2 [ffff880547d9b940] oops_end at ffffffff8152f070
    ffff880547d9b948: 0000000000000000 ffff880547d9bb78 
    ffff880547d9b958: 0000000000000018 0000000000000009 
    ffff880547d9b968: ffff880547d9b9b8 ffffffff8104c80b 
 #3 [ffff880547d9b970] no_context at ffffffff8104c80b
    ffff880547d9b978: ffff88040765002c ffff880547d9ba40 
    ffff880547d9b988: ffffffff811c4e5e 0000000000000000 
    ffff880547d9b998: 0000000000000018 ffff880547d9bb78 
    ffff880547d9b9a8: ffff880879176ab0 0000000000030001 
    ffff880547d9b9b8: ffff880547d9ba08 ffffffff8104ca95 
 #4 [ffff880547d9b9c0] __bad_area_nosemaphore at ffffffff8104ca95
    ffff880547d9b9c8: ffff8804c287d540 ffff8804c2879748 
    ffff880547d9b9d8: ffff8804c28797b0 0000000000000028 
    ffff880547d9b9e8: 0000000000000018 0000000000000000 
    ffff880547d9b9f8: ffff8810426c5078 ffff880879176ab0 
    ffff880547d9ba08: ffff880547d9ba18 ffffffff8104cb63 
 #5 [ffff880547d9ba10] bad_area_nosemaphore at ffffffff8104cb63
    ffff880547d9ba18: ffff880547d9bb38 ffffffff8104d25c 
 #6 [ffff880547d9ba20] __do_page_fault at ffffffff8104d25c
    ffff880547d9ba28: ffff880547d9bbfc ffff880545de2ab0 
    ffff880547d9ba38: ffff880547d9bb78 0000000000000000 
    ffff880547d9ba48: 0000000000000068 0000000000000000 
    ffff880547d9ba58: 0000000000001000 ffff880547d9bad0 
    ffff880547d9ba68: ffffffff811c4f9c ffff88001ddceb58 
    ffff880547d9ba78: 00000000076503c8 0000000000000001 
    ffff880547d9ba88: 0000000147d9bcbc 0000000000000000 
    ffff880547d9ba98: 00000000076503c8 ffff880547d9bb60 
    ffff880547d9baa8: 0000000000000000 0000000000000000 
    ffff880547d9bab8: ffff880547d9bbfc ffff880545de2ab0 
    ffff880547d9bac8: ffff880545de2ab0 ffff880547d9bb90 
    ffff880547d9bad8: ffffffffa05a293e 0000000000001000 
    ffff880547d9bae8: 01000000a6a556e0 0000000000000020 
    ffff880547d9baf8: ffff88001ddceb5a ffff880547d9bc10 
    ffff880547d9bb08: 73b49592076503c8 ffff880547d9bb78 
    ffff880547d9bb18: 0000000000000000 0000000000000018 
    ffff880547d9bb28: ffff8810426c5078 ffff8810426c4000 
    ffff880547d9bb38: ffff880547d9bb68 ffffffff81530fbe 
 #7 [ffff880547d9bb40] do_page_fault at ffffffff81530fbe
    ffff880547d9bb48: 0000000000000001 0000000000000000 
    ffff880547d9bb58: ffff8810515df4c0 ffff8810426c5078 
    ffff880547d9bb68: ffff880547d9bc70 ffffffff8152e375 
 #8 [ffff880547d9bb70] page_fault at ffffffff8152e375
    [exception RIP: fld_server_lookup+97]
    RIP: ffffffffa0a50b31  RSP: ffff880547d9bc20  RFLAGS: 00010286
    RAX: ffff8810515df4c0  RBX: 00000002122fc000  RCX: ffff8810426c5078
    RDX: ffff880e6896b400  RSI: ffffffffa0a56b00  RDI: ffff881040aff840
    RBP: ffff880547d9bc70   R8: 0000000015fbb1dc   R9: 0000000000000000
    R10: 092c8d41cd51a9c5  R11: 0000000000000041  R12: 0000000000000000
    R13: ffff8810515df4c0  R14: ffff8810426c5078  R15: ffff8810426c4000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
    ffff880547d9bb78: ffff8810426c4000 ffff8810426c5078 
    ffff880547d9bb88: ffff8810515df4c0 0000000000000000 
    ffff880547d9bb98: ffff880547d9bc70 00000002122fc000 
    ffff880547d9bba8: 0000000000000041 092c8d41cd51a9c5 
    ffff880547d9bbb8: 0000000000000000 0000000015fbb1dc 
    ffff880547d9bbc8: ffff8810515df4c0 ffff8810426c5078 
    ffff880547d9bbd8: ffff880e6896b400 ffffffffa0a56b00 
    ffff880547d9bbe8: ffff881040aff840 ffffffffffffffff 
    ffff880547d9bbf8: ffffffffa0a50b31 0000000000000010 
    ffff880547d9bc08: 0000000000010286 ffff880547d9bc20 
    ffff880547d9bc18: 0000000000000018 ffff880547d9bc68 
    ffff880547d9bc28: 0000000000000005 ffff880547d9bcf0 
    ffff880547d9bc38: ffffffffa05b91d7 ffff881040aff968 
    ffff880547d9bc48: 00000002122fc000 ffff8801f827a000 
    ffff880547d9bc58: ffff8801f827a000 ffff880dc7d59040 
    ffff880547d9bc68: ffff8810426c4000 ffff880547d9bca0 
    ffff880547d9bc78: ffffffffa0d53b8a 
 #9 [ffff880547d9bc78] osd_fld_lookup at ffffffffa0d53b8a [osd_ldiskfs]
    ffff880547d9bc80: ffff880132768400 00000002122fc000 
    ffff880547d9bc90: ffff8801f827a000 ffff881040aff840 
    ffff880547d9bca0: ffff880547d9bcf0 ffffffffa0d54320 
#10 [ffff880547d9bca8] osd_remote_fid at ffffffffa0d54320 [osd_ldiskfs]
    ffff880547d9bcb0: ffff881040aff940 ffff8810426c4448 
    ffff880547d9bcc0: ffff880547d9bd30 ffff88104b27da98 
    ffff880547d9bcd0: 0000000000000025 0000000000000008 
    ffff880547d9bce0: ffff8804d08eab40 0000000000000000 
    ffff880547d9bcf0: ffff880547d9be30 ffffffffa0d6539e 
#11 [ffff880547d9bcf8] osd_it_ea_rec at ffffffffa0d6539e [osd_ldiskfs]
    ffff880547d9bd00: ffff880b5f00a308 ffff880b5f00a2b0 
    ffff880547d9bd10: ffffc90133f12000 0000000000000030 
    ffff880547d9bd20: ffffffffa0d62fa0 ffff881000000004 
    ffff880547d9bd30: ffff880547d9bd50 ffff8810426c4000 
    ffff880547d9bd40: 163bc0d05f00a2f8 ffff880b5f00a2b0 
    ffff880547d9bd50: ffff880547d9bdd0 ffffffffa06cf1d3 
    ffff880547d9bd60: 0000000000000000 ffff8810426c4440 
    ffff880547d9bd70: ffff880b3e130440 10ff880400000010 
    ffff880547d9bd80: ffffc90133f12000 ffff8804d08eaa80 
    ffff880547d9bd90: ffff880545de2ab0 ffff881048b0a800 
    ffff880547d9bda0: 00000004d08eab40 ffff8801f827a000 
    ffff880547d9bdb0: 0000000000000000 ffff881040aff840 
    ffff880547d9bdc0: ffff880547d9bde0 ffffffffa05d469d 
    ffff880547d9bdd0: ffff88101f31c050 ffff8810426c4440 
    ffff880547d9bde0: ffff88104b27da98 ffff8810426c4280 
    ffff880547d9bdf0: ffff8810426c4440 ffff881040aff840 
    ffff880547d9be00: ffffffffa0f035a0 ffff881040aff840 
    ffff880547d9be10: ffff881037af8940 ffffffffa0f035a0 
    ffff880547d9be20: ffff880a81f69c30 ffff88104476ab20 
    ffff880547d9be30: ffff880547d9be40 ffffffffa0eec331 
#12 [ffff880547d9be38] lod_it_rec at ffffffffa0eec331 [lod]
    ffff880547d9be40: ffff880547d9bee0 ffffffffa0f55050 
#13 [ffff880547d9be48] __mdd_orphan_cleanup at ffffffffa0f55050 [mdd]
    ffff880547d9be50: ffff880547d9be60 0000000100620cd0 
    ffff880547d9be60: ffff880800000000 08a3bf2496934037 
    ffff880547d9be70: ffff88104b27dab8 ffff880527a12280 
    ffff880547d9be80: ffff881037af8800 ffff88104b27da98 
    ffff880547d9be90: ffff881037af8800 ffff88104b27d800 
    ffff880547d9bea0: 00000002122f8ab5 00000000000178d9 
    ffff880547d9beb0: ffff880547d9bee0 ffff880207881b00 
    ffff880547d9bec0: ffff880547d9bef8 ffffffffa0f54d50 
    ffff880547d9bed0: ffff881037af8940 ffff880479c40ab0 
    ffff880547d9bee0: ffff880547d9bf40 ffffffff8109e71e 
#14 [ffff880547d9bee8] kthread at ffffffff8109e71e
    ffff880547d9bef0: ffffffff00000000 0000000000000000 
    ffff880547d9bf00: 0000000000000000 ffff880547d9bf08 
    ffff880547d9bf10: ffff880547d9bf08 0000000000000000 
    ffff880547d9bf20: ffff880207881b00 ffffffff81ebb4c8 
    ffff880547d9bf30: ffff880479c40ab0 0000000000000000 
    ffff880547d9bf40: ffff880479c45f40 ffffffff8100c20a 
#15 [ffff880547d9bf48] kernel_thread at ffffffff8100c20a
crash>         



crash> dis osd_fld_lookup
0xffffffffa0d53b20 <osd_fld_lookup>:    push   %rbp
0xffffffffa0d53b21 <osd_fld_lookup+1>:  mov    %rsp,%rbp
0xffffffffa0d53b24 <osd_fld_lookup+4>:  sub    $0x20,%rsp
0xffffffffa0d53b28 <osd_fld_lookup+8>:  mov    %rbx,-0x18(%rbp)
0xffffffffa0d53b2c <osd_fld_lookup+12>: mov    %r12,-0x10(%rbp)   ---> struct osd_device *osd,
0xffffffffa0d53b30 <osd_fld_lookup+16>: mov    %r13,-0x8(%rbp)
0xffffffffa0d53b34 <osd_fld_lookup+20>: nopl   0x0(%rax,%rax,1)
0xffffffffa0d53b39 <osd_fld_lookup+25>: mov    0x18(%rsi),%rax


    ffff880547d9bc68: ffff8810426c4000 ffff880547d9bca0
    ffff880547d9bc78: ffffffffa0d53b8a
 #9 [ffff880547d9bc78] osd_fld_lookup at ffffffffa0d53b8a [osd_ldiskfs]
    ffff880547d9bc80: ffff880132768400 00000002122fc000
    ffff880547d9bc90: ffff8801f827a000 ffff881040aff840
    ffff880547d9bca0: ffff880547d9bcf0 ffffffffa0d54320
#10 [ffff880547d9bca8] osd_remote_fid at ffffffffa0d54320 [osd_ldiskfs]
    ffff880547d9bcb0: ffff881040aff940 ffff8810426c4448

crash>         x/a 0xffff880547d9bca0 - 0x10
0xffff880547d9bc90:     0xffff8801f827a000


crash> struct osd_device 0xffff8801f827a000
struct osd_device {
  od_dt_dev = {
    dd_lu_dev = {
      ld_ref = {
        counter = 4050
      }, 
      ld_type = 0xffffffffa0d96960, 
      ld_ops = 0xffffffffa0d8ca20, 
      ld_site = 0xffff8801f827a150, 
      ld_proc_entry = 0x0, 
      ld_obd = 0xffff88031b8140f8, 
      ld_reference = {<No data fields>}, 
      ld_linkage = {
        next = 0xffff8801f827a180, 
        prev = 0xffff880dc7d59030
      }
    }, 
    dd_ops = 0xffffffffa0d8cae0, 
    dd_txn_callbacks = {
      next = 0xffff880d9b827278, 
      prev = 0xffff880d9b827278
    }
  }, 
  od_mnt = 0xffff8804797734c0, 
  od_oi_table = 0xffff880134914000, 
  od_oi_count = 1, 
  od_fl_capa = 0, 
  od_maybe_new = 0, 
  od_noscrub = 0, 
  od_dirent_journal = 0, 
  od_igif_inoi = 1, 
  od_check_ff = 0, 
  od_is_ost = 0, 
  od_capa_timeout = 0, 
  od_capa_alg = 0, 
  od_capa_keys = 0x0, 
  od_capa_hash = 0xffff8801167bd000, 
  od_proc_entry = 0xffff880578659200, 
  od_stats = 0xffff8807504ed200, 
  od_osfs_age = 4301763878, 
  od_statfs = {
    os_type = 61267, 
    os_blocks = 187035672, 
    os_bfree = 155124832, 
    os_bavail = 152629222, 
    os_files = 499122176, 
    os_ffree = 386900194, 
    os_fsid = "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000", 
    os_bsize = 4096, 
    os_namelen = 255, 
    os_maxbytes = 0, 
    os_state = 0, 
    os_fprecreated = 0, 
    os_spare2 = 0, 
    os_spare3 = 0, 
    os_spare4 = 0, 
    os_spare5 = 0, 
    os_spare6 = 0, 
    os_spare7 = 0, 
    os_spare8 = 0, 
    os_spare9 = 0
  }, 
  od_osfs_lock = {
    raw_lock = {
      slock = 62915520
    }
  }, 
  od_fsops = 0xffffffffa0129da0, 
  od_connects = 123, 
  od_site = {
    ls_obj_hash = 0xffff8804328be300, 
    ls_purge_start = 0, 
    ls_top_dev = 0xffff880dc7d59000, 
    ls_bottom_dev = 0xffff8801f827a000, 
    ls_linkage = {
      next = 0xffff8808739f6170, 
      prev = 0xffffffffa0731d40
    }, 
    ls_ld_linkage = {
      next = 0xffff880dc7d59030, 
      prev = 0xffff8801f827a030
    }, 
    ls_ld_lock = {
      raw_lock = {
        slock = 327685
      }
    }, 
    ls_stats = 0xffff88046e439a00, 
    ld_seq_site = 0xffff880dc7d59040
  }, 
  od_ost_map = 0xffff880432721440, 
  od_mdt_map = 0xffff8800769f4e20, 
  od_readcache_max_filesize = 18446744073709551615, 
  od_read_cache = 1, 
  od_writethrough_cache = 1, 
  od_brw_stats = {
    hist = {{
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }, {
        oh_lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        oh_buckets = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
      }}
  }, 
  od_r_in_flight = {
    counter = 0
  }, 
  od_w_in_flight = {
    counter = 0
  }, 
  od_otable_mutex = {
    count = {
      counter = 1
    }, 
    wait_lock = {
      raw_lock = {
        slock = 0
      }
    }, 
    wait_list = 0xffff8801f827b048, 
    spin_mlock = 0x0, 
    owner = 0x0
  }, 
  od_otable_it = 0x0, 
  od_scrub = {
    os_ctxt = {
      pwdmnt = 0xffff8804797734c0, 
      pwd = 0xffff880473dc5480, 
      fs = {
        seg = 18446744073709551615
      }, 
      luc = {
        luc_uid = 0, 
        luc_gid = 0, 
        luc_fsuid = 0, 
        luc_fsgid = 0, 
        luc_cap = {
          cap = {0, 0}
        }, 
        luc_umask = 0, 
        luc_ginfo = 0x0, 
        luc_identity = 0x0
      }, 
      ngroups = 0, 
      group_info = 0x0, 
      dt = 0x0, 
      magic = 3237998250
    }, 
    os_thread = {
      t_link = {
        next = 0x0, 
        prev = 0x0
      }, 
      t_data = 0x0, 
      t_flags = 0, 
      t_id = 0, 
      t_pid = 0, 
      t_watchdog = 0x0, 
      t_svcpt = 0x0, 
      t_ctl_waitq = {
        lock = {
          raw_lock = {
            slock = 0
          }
        }, 
        task_list = {
          next = 0xffff8801f827b110, 
          prev = 0xffff8801f827b110
        }
      }, 
      t_env = 0x0, 
      t_name = "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
    }, 
    os_oic = {
      oic_fid = {
        f_seq = 0, 
        f_oid = 0, 
        f_ver = 0
      }, 
      oic_lid = {
        oii_ino = 0, 
        oii_gen = 0
      }, 
      oic_dev = 0x0
    }, 
    os_inconsistent_items = {
      next = 0xffff8801f827b168, 
      prev = 0xffff8801f827b168
    }, 
    os_rwsem = {
      count = 0, 
      wait_lock = {
        raw_lock = {
          slock = 0
        }
      }, 
      wait_list = {
        next = 0xffff8801f827b188, 
        prev = 0xffff8801f827b188
      }
    }, 
    os_lock = {
      raw_lock = {
        slock = 0
      }
    }, 
    os_file = {
      sf_uuid = "p*¥mg:BH\221ãÑ%·g\004\024", 
      sf_flags = 0, 
      sf_magic = 1281348178, 
      sf_status = 2, 
      sf_param = 0, 
      sf_time_last_complete = 1437704355, 
      sf_time_latest_start = 1437694695, 
      sf_time_last_checkpoint = 1437704355, 
      sf_pos_latest_start = 12, 
      sf_pos_last_checkpoint = 499122177, 
      sf_pos_first_inconsistent = 0, 
      sf_items_checked = 105136479, 
      sf_items_updated = 0, 
      sf_items_failed = 0, 
      sf_items_updated_prior = 0, 
      sf_items_noscrub = 0, 
      sf_items_igif = 0, 
      sf_run_time = 9660, 
      sf_success_count = 7, 
      sf_oi_count = 1, 
      sf_internal_flags = 0, 
      sf_reserved_1 = 0, 
      sf_reserved_2 = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 
      sf_oi_bitmap =
"\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
    }, 
    os_file_disk = {
      sf_uuid = "p*¥mg:BH\221ãÑ%·g\004\024", 
      sf_flags = 0, 
      sf_magic = 1281348178, 
      sf_status = 2, 
      sf_param = 0, 
      sf_time_last_complete = 1437704355, 
      sf_time_latest_start = 1437694695, 
      sf_time_last_checkpoint = 1437704355, 
      sf_pos_latest_start = 12, 
      sf_pos_last_checkpoint = 499122177, 
      sf_pos_first_inconsistent = 0, 
      sf_items_checked = 105136479, 
      sf_items_updated = 0, 
      sf_items_failed = 0, 
      sf_items_updated_prior = 0, 
      sf_items_noscrub = 0, 
      sf_items_igif = 0, 
      sf_run_time = 9660, 
      sf_success_count = 7, 
      sf_oi_count = 1, 
      sf_internal_flags = 0, 
      sf_reserved_1 = 0, 
      sf_reserved_2 = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 
      sf_oi_bitmap =
"\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
    }, 
    os_inode = 0xffff8802bc1146e0, 
    os_time_last_checkpoint = 0, 
    os_time_next_checkpoint = 0, 
    os_lf_scanned = 0, 
    os_lf_repaired = 0, 
    os_lf_failed = 0, 
    os_new_checked = 0, 
    os_pos_current = 499122178, 
    os_start_flags = 0, 
    os_in_prior = 0, 
    os_waiting = 0, 
    os_full_speed = 0, 
    os_paused = 0, 
    os_convert_igif = 1
  }, 
  od_ios_list = {
    next = 0xffff8801f827b500, 
    prev = 0xffff8801f827b500
  }, 
  od_svname =
"scratch2-MDT0000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000", 
  od_mntdev =
"/dev/mapper/mpathed\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000", 
  od_quota_slave = 0xffff880649123000
}
crash>          


crash> p *(*((struct osd_device *)0xffff8801f827a000).od_dt_dev.dd_lu_dev.ld_site).ld_seq_site
$9 = {
  ss_lu = 0xffff8801f827a150, 
  ss_node_id = 0, 
  ss_server_fld = 0x0,     <---------- ICI
  ss_client_fld = 0x0,    
  ss_server_seq = 0x0, 
  ss_control_seq = 0x0, 
  ss_control_exp = 0x0, 
  ss_client_seq = 0x0
}

/*
 * FLD wrappers
 */
static int mdt_fld_fini(const struct lu_env *env,
                        struct mdt_device *m)
{
    struct seq_server_site *ss = mdt_seq_site(m);
    ENTRY;

    if (ss && ss->ss_server_fld) {
        fld_server_fini(env, ss->ss_server_fld);
        OBD_FREE_PTR(ss->ss_server_fld);
        ss->ss_server_fld = NULL;
    }

    RETURN(0);
}