[LU-1251] GPF RIP ptlrpc:lustre_msg_buf+0x8/0x90

• Type: Bug
• Resolution: Cannot Reproduce
• Priority: Minor
• Labels: llnl
• Environment: client: https://github.com/chaos/lustre/tree/1.8.5-llnl; server: https://github.com/chaos/lustre/tree/2.1.0-llnl
• Severity: 3
• Assignee: Hongchao Zhang
• Reporter: Ned Bass (Inactive)

Description

This looks possibly related to LU-604 or LU-1020. Client is 1.8.5, server is 2.1.0, with local patch stacks at the github links in Environment section. We didn't get a crash dump.

2012-03-21 17:09:39 LustreError: 21982:0:(file.c:3312:ll_inode_revalidate_fini()) failure -2 inode 144302670109215237
2012-03-21 17:09:39 general protection fault: 0000 [1] SMP2012-03-21 17:09:39 last sysfs file:
/devices/pci0000:00/0000:00:0a.0/0000:02:00.0/irq2012-03-21 17:09:39 CPU 12012-03-21 17:09:39 Modules linked in:
cpufreq_ondemand(U) xt_state(U) ip_conntrack(U) nfnetlink(U) iptable_filter(U) ip_tables(U) ipt_owner(U) mgc(U)
lustre(U) lov(U) mdc(U) lquota(U) osc(U) ptlrpc(U) obdclass(U) lvfs(U
) nfs(U) fscache(U) nfs_acl(U) perfctr(U) ko2iblnd(U) lnet(U) libcfs(U) job(U) lockd(U) sunrpc(U) ib_ipoib(U)
rdma_ucm(U) rdma_cm(U) iw_cm(U) ib_addr(U) ib_ucm(U) ib_uverbs(U) ib_umad(U) ib_mthca(U) ipoib_helper(U) ib_cm
(U) ib_sa(U) ib_mad(U) ib_core(U) ipv6(U) xfrm_nalgo(U) crypto_api(U) myri10ge(U) inet_lro(U) e1000(U) ipt_LOG
(U) xt_tcpudp(U) xt_multiport(U) x_tables(U) dm_mirror(U) dm_multipath(U) scsi_dh(U) video(U) sbs(U) power_met
er(U) backlight(U) i2c_ec(U) dell_wmi(U) wmi(U) button(U) battery(U) asus_acpi(U) acpi_memhotplug(U) ac(U) par
port_pc(U) lp(U) parport(U) ksm(U) kvm(U) joydev(U) sg(U) floppy(U) k8_edac(U) i2c_nforce2(U) usb_storage(U) s
hpchp(U) k8temp(U) edac_mc(U) i2c_core(U) hwmon(U) pcspkr(U) serio_raw(U) dm_raid45(U) dm_message(U) dm_region
_hash(U) dm_log(U) dm_mod(U) dm_mem_cache(U) sata_nv(U) pata_acpi(U) libata(U) sd_mod(U) scsi_mod(U) ext3(U) j
bd(U) uhci_hcd(U) ohci_hcd(U) ehci_hcd(U)
2012-03-21 17:09:39 Pid: 21982, comm: perl Tainted: G      2.6.18-108chaos #1
2012-03-21 17:09:39 RIP: 0010:[<ffffffff88863338>]  [<ffffffff88863338>] :ptlrpc:lustre_msg_buf+0x8/0x90
2012-03-21 17:09:39 RSP: 0018:ffff81007188fc78  EFLAGS: 00010286
2012-03-21 17:09:39 RAX: ffff81011715ac48 RBX: ffff8100a10277c0 RCX: ffff8100682c1c80
2012-03-21 17:09:39 RDX: 00000000000000a8 RSI: 0000000000000002 RDI: 5a5a5a5a5a5a5a5a
2012-03-21 17:09:39 RBP: ffff81007188fc98 R08: 0000000000000000 R09: 0000000200000003
2012-03-21 17:09:39 R10: 0000000000000001 R11: 0000000000000000 R12: ffff8100682c1c80
2012-03-21 17:09:39 R13: ffff81012c9fec00 R14: ffff81007188fdb8 R15: ffff810038261c00
2012-03-21 17:09:39 FS:  00002aaaac28e420(0000) GS:ffff8102038bc0c0(0000) knlGS:0000000057cf61e0
2012-03-21 17:09:39 CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
2012-03-21 17:09:39 CR2: 00002aaaac4911f8 CR3: 00000001b4ed5000 CR4: 00000000000006e0
2012-03-21 17:09:39 Process perl (pid: 21982, threadinfo ffff81007188e000, task ffff8100b45357b0)
2012-03-21 17:09:39 Stack:  0000000000000000 ffff8100a10277c0 ffff81004ee78000 ffff810038261d60
2012-03-21 17:09:39  ffff81007188fcd8 ffffffff889e81a6 0000000200aa8390 ffff8100a10277c0
2012-03-21 17:09:39  ffff81007b8e2bc0 ffff8100682c1c80 ffff81007188fdb8 0000000000000000
2012-03-21 17:09:39 Call Trace:
2012-03-21 17:09:39  [<ffffffff889e81a6>] :lustre:ll_och_fill+0x66/0x100
2012-03-21 17:09:39  [<ffffffff889eb0b3>] :lustre:ll_local_open+0xe3/0x190
2012-03-21 17:09:39  [<ffffffff88a17908>] :lustre:ll_stats_ops_tally+0x48/0xf0
2012-03-21 17:09:39  [<ffffffff889ec72b>] :lustre:ll_file_open+0x98b/0xd60
2012-03-21 17:09:39  [<ffffffff8000ced8>] do_path_lookup+0x277/0x2f5
2012-03-21 17:09:39  [<ffffffff889ebda0>] :lustre:ll_file_open+0x0/0xd60
2012-03-21 17:09:39  [<ffffffff8001ef44>] __dentry_open+0xe9/0x1ef
2012-03-21 17:09:39  [<ffffffff80025f04>] nameidata_to_filp+0x2d/0x3f
2012-03-21 17:09:39  [<ffffffff80027f31>] do_filp_open+0x36/0x46
2012-03-21 17:09:39  [<ffffffff800166aa>] get_unused_fd+0x72/0x102
2012-03-21 17:09:39  [<ffffffff8001a6df>] do_sys_open+0x4f/0xcd
2012-03-21 17:09:39  [<ffffffff8003254a>] sys_open+0x1b/0x1d
2012-03-21 17:09:39  [<ffffffff80060116>] system_call+0x7e/0x83
2012-03-21 17:09:39
2012-03-21 17:09:39
2012-03-21 17:09:39 Code: 8b 47 08 3d d0 0b d0 0b 74 0e 3d d3 0b d0 0b 75 1e eb 0f 0f
2012-03-21 17:09:39 RIP  [<ffffffff88863338>] :ptlrpc:lustre_msg_buf+0x8/0x90
2012-03-21 17:09:39  RSP <ffff81007188fc78>
2012-03-21 17:09:39 REWRITING MCP55 CFG REG
2012-03-21 17:09:39 CFG = c1
2012-03-21 17:09:40 Linux version 2.6.18-108chaos (mockbuild@chaos4builder1) (gcc version 4.1.2 20080704 (Red Hat
4.1.2-48)) #1 SMP Mon Sep 12 15:32:06 PDT 2011