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Oracle Linux: Server Hangs With Stack "tmhook_invoke_prehooks" (Doc ID 2684625.1)

Last updated on JULY 01, 2020

Applies to:

Linux OS - Version Oracle Linux 7.8 and later
Linux x86-64

Symptoms

Server got hang due to high CPU utilization.

--- <NMI exception stack> ---
#8 [ffffb2a2d3d8fc08] update_curr at ffffffff930cc9e5
#9 [ffffb2a2d3d8fc38] pick_next_task_fair at ffffffff930d6f86
#10 [ffffb2a2d3d8fcb8] __schedule at ffffffff93866625
#11 [ffffb2a2d3d8fd20] schedule at ffffffff93866de6
#12 [ffffb2a2d3d8fd38] __dta_notify_usermode_88 at ffffffffc07e9813 [acdc]
#13 [ffffb2a2d3d8fda8] __pre_event at ffffffffc07e9d1e [acdc]
#14 [ffffb2a2d3d8fdc0] ac_hook_sys_close at ffffffffc07ea830 [acdc]
#15 [ffffb2a2d3d8fe08] tmhook_invoke_prehooks at ffffffffc0796616 [tmhook]
#16 [ffffb2a2d3d8fe48] tmhook_handler at ffffffffc07975b7 [tmhook]
#17 [ffffb2a2d3d8ff28] do_syscall_64 at ffffffff93003949
#18 [ffffb2a2d3d8ff50] entry_SYSCALL_64_after_hwframe at ffffffff93a001ad
RIP: 00007fecb1172050 RSP: 00007ffd6c6d3cc8 RFLAGS: 00000246
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecb1172050
RDX: 00007fecb1172040 RSI: 0000000000000002 RDI: 0000000000000003
RBP: 00007ffd6c6d3d00 R8: 0000000000000002 R9: 00007ffd6c6d3b10
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000001bda1b0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
ORIG_RAX: 0000000000000003 CS: 0033 SS: 002b

--- <NMI exception stack> ---
#8 [ffffb2a2d3d8fc08] update_curr at ffffffff930cc9e5
#9 [ffffb2a2d3d8fc38] pick_next_task_fair at ffffffff930d6f86
#10 [ffffb2a2d3d8fcb8] __schedule at ffffffff93866625
#11 [ffffb2a2d3d8fd20] schedule at ffffffff93866de6
#12 [ffffb2a2d3d8fd38] __dta_notify_usermode_88 at ffffffffc07e9813 [acdc]
#13 [ffffb2a2d3d8fda8] __pre_event at ffffffffc07e9d1e [acdc]
#14 [ffffb2a2d3d8fdc0] ac_hook_sys_close at ffffffffc07ea830 [acdc]
#15 [ffffb2a2d3d8fe08] tmhook_invoke_prehooks at ffffffffc0796616 [tmhook]
#16 [ffffb2a2d3d8fe48] tmhook_handler at ffffffffc07975b7 [tmhook]
#17 [ffffb2a2d3d8ff28] do_syscall_64 at ffffffff93003949
#18 [ffffb2a2d3d8ff50] entry_SYSCALL_64_after_hwframe at ffffffff93a001ad
RIP: 00007fecb1172050 RSP: 00007ffd6c6d3cc8 RFLAGS: 00000246
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecb1172050
RDX: 00007fecb1172040 RSI: 0000000000000002 RDI: 0000000000000003
RBP: 00007ffd6c6d3d00 R8: 0000000000000002 R9: 00007ffd6c6d3b10
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000001bda1b0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
ORIG_RAX: 0000000000000003 CS: 0033 SS: 002b

Cause

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In this Document
Symptoms
Cause
Solution
References


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