[LU-9286] General protection fault in ptlrpc_add_unreplied+0x5d/0x110

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.10.0
• Labels: patch
• Severity: 3
• Assignee: WC Triage
• Reporter: Alexander Boyko

Description

> crash> bt
> PID: 11256  TASK: ffff880715ca4480  CPU: 0   COMMAND: "rename14"
>  #0 [ffff88071fc9f788] die at ffffffff81008f3b
>  #1 [ffff88071fc9f7b8] do_general_protection at ffffffff81005f91
>  #2 [ffff88071fc9f7e0] general_protection at ffffffff81602102
>     [exception RIP: ptlrpc_add_unreplied+93]
>     RIP: ffffffffa0a6510d  RSP: ffff88071fc9f890  RFLAGS: 00010203
>     RAX: 5a5a5a5a5a5a5a5a  RBX: ffff88082fc16000  RCX: ffff88070eca0550
>     RDX: ffff88082fc16000  RSI: ffff88082fc160c8  RDI: ffff88070eca0380
>     RBP: ffff88071fc9f890   R8: 00058c32354ea8c4   R9: 0000000000000028
>     R10: 0000000000000001  R11: ffff88070d5f8310  R12: 0000000000000065
>     R13: ffff88070eca0380  R14: 0000000000000000  R15: 0000000000000000
>     ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
>  #3 [ffff88071fc9f898] __ptlrpc_request_bufs_pack at ffffffffa0a6b3de [ptlrpc]
>  #4 [ffff88071fc9f8f0] ptlrpc_request_bufs_pack at ffffffffa0a6b5f1 [ptlrpc]
>  #5 [ffff88071fc9f930] ptlrpc_request_pack at ffffffffa0a6b61f [ptlrpc]
>  #6 [ffff88071fc9f958] ldlm_prep_elc_req at ffffffffa0a4f1d7 [ptlrpc]
>  #7 [ffff88071fc9f9b8] ldlm_enqueue_pack at ffffffffa0a4f5c6 [ptlrpc]
>  #8 [ffff88071fc9f9e8] ldlm_cli_enqueue at ffffffffa0a4fec4 [ptlrpc]
>  #9 [ffff88071fc9fa78] osc_enqueue_base at ffffffffa0dc4316 [osc]
> #10 [ffff88071fc9fb08] osc_lock_enqueue at ffffffffa0dcd18f [osc]
> #11 [ffff88071fc9fbc8] cl_lock_enqueue at ffffffffa092e37d [obdclass]
> #12 [ffff88071fc9fc00] lov_lock_enqueue at ffffffffa0bf89c9 [lov]
> #13 [ffff88071fc9fc50] cl_lock_enqueue at ffffffffa092e37d [obdclass]
> #14 [ffff88071fc9fc88] cl_lock_request at ffffffffa092e8b7 [obdclass]
> #15 [ffff88071fc9fcc0] cl_io_lock at ffffffffa093376c [obdclass]
> #16 [ffff88071fc9fd00] cl_io_loop at ffffffffa0933a7b [obdclass]
> #17 [ffff88071fc9fd30] ll_file_io_generic at ffffffffa0cd36c8 [lustre]
> #18 [ffff88071fc9fe20] ll_file_write_iter at ffffffffa0cd3cbd [lustre]
> #19 [ffff88071fc9fe50] __vfs_write at ffffffff811a450a
> #20 [ffff88071fc9fed0] vfs_write at ffffffff811a4b32
> #21 [ffff88071fc9ff10] sys_write at ffffffff811a5836
> #22 [ffff88071fc9ff50] entry_SYSCALL_64_fastpath at ffffffff8160041b
>     RIP: 00007ff12dd1c560  RSP: 00007ffcea021e08  RFLAGS: 00000246
>     RAX: ffffffffffffffda  RBX: 0000000000000003  RCX: 00007ff12dd1c560
>     RDX: 0000000000000025  RSI: 00007ff12c09d000  RDI: 0000000000000001
>     RBP: 00007ffcea021e70   R8: 00007ff1308ddb80   R9: 203a202053534150
>     R10: 00000000192c7473  R11: 0000000000000246  R12: 0000000020002d93
>     R13: 00007ffcea0221e0  R14: 0000000000000000  R15: 0000000000000000
>     ORIG_RAX: 0000000000000001  CS: 0033  SS: 002b

Comments

[Peter Jones]

Landed for 2.10

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/26319/
Subject: LU-9286 ptlrpc: fix wrong error handlers
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: ed4e8ed4c172f6b442ac41b06fe63de38231ab87

[Gerrit Updater]

Alexander Boyko ([e-mail]) uploaded a new patch: https://review.whamcloud.com/26319
Subject: LU-9286 ptlrpc: fix wrong error handlers
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 9d04d96f402f8d97710ec36d608d6311e2b5f0c7