Kernel Panic "Kernel panic - not syncing: softlockup: hung tasks" with exception RIP: fsnotify+413 (Doc ID 2664552.1)

Last updated on MAY 14, 2020

Applies to:

Symptoms

Kernel crashed at "Kernel panic - not syncing: softlockup: hung tasks" with exception RIP: fsnotify+413

A typical panic string can look like this:

KERNEL: /share/linuxrpm/vmlinux_repo/64/3.10.0-862.el7.x86_64/vmlinux

DUMPFILE: vmcore [PARTIAL DUMP]

CPUS: 112

DATE: Mon Mar 30 07:36:40 2020

UPTIME: 40 days, 02:57:00

LOAD AVERAGE: 17.24, 6.68, 4.56

TASKS: 2192

NODENAME: <hostname>

RELEASE: 3.10.0-862.el7.x86_64

VERSION: #1 SMP Wed Mar 21 18:14:51 EDT 2018

MACHINE: x86_64 (2000 Mhz)

MEMORY: 255.7 GB

PANIC: "Kernel panic - not syncing: softlockup: hung tasks" <<<<<

PID: 47462

COMMAND: "oracle"

TASK: ffff8b9579af0fd0 [THREAD_INFO: ffff8b961d2d4000]

CPU: 6

STATE: TASK_RUNNING (PANIC)

crash7latest> bt

PID: 47462 TASK: ffff8b9579af0fd0 CPU: 6 COMMAND: "oracle"

#0 [ffff8b96be243d38] machine_kexec at ffffffffbd060b2a

#1 [ffff8b96be243d98] __crash_kexec at ffffffffbd113402

#2 [ffff8b96be243e68] panic at ffffffffbd707a75

#3 [ffff8b96be243ee8] watchdog_timer_fn at ffffffffbd13f5f1

#4 [ffff8b96be243f20] __hrtimer_run_queues at ffffffffbd0beff6

#5 [ffff8b96be243f78] hrtimer_interrupt at ffffffffbd0bf58f

#6 [ffff8b96be243fc0] local_apic_timer_interrupt at ffffffffbd05782b

#7 [ffff8b96be243fd8] smp_apic_timer_interrupt at ffffffffbd7240a3

#8 [ffff8b96be243ff0] apic_timer_interrupt at ffffffffbd7207f2

--- <IRQ stack> ---

#9 [ffff8b961d2d7d18] apic_timer_interrupt at ffffffffbd7207f2

[exception RIP: fsnotify+413] <<<<<

RIP: ffffffffbd2617bd RSP: ffff8b961d2d7dc0 RFLAGS: 00000246

RAX: ffff8b96b77a3801 RBX: 000000007225b465 RCX: 0000000000000000

RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000008

RBP: ffff8b961d2d7e90 R8: 0000000000000000 R9: 0000000000000000

R10: 0000000000000000 R11: 0000000000000000 R12: ffff8b85f168cde8

R13: 0000000000000000 R14: ffff8b857ef92088 R15: ffffffffbd1c0c31

ORIG_RAX: ffffffffffffff10 CS: 0010 SS: 0018

#10 [ffff8b961d2d7e98] __fput at ffffffffbd21cf41

#11 [ffff8b961d2d7ee0] ____fput at ffffffffbd21d1ee

#12 [ffff8b961d2d7ef0] task_work_run at ffffffffbd0b784b

#13 [ffff8b961d2d7f30] do_notify_resume at ffffffffbd02ac55

#14 [ffff8b961d2d7f50] int_signal at ffffffffbd71fb1a

RIP: 00007fad748d17f0 RSP: 00007ffee8465b38 RFLAGS: 00000246

RAX: 0000000000000000 RBX: 0000000b20825f10 RCX: ffffffffffffffff

RDX: 0000000b20825ef0 RSI: 00007fad73b836b8 RDI: 0000000000000103

RBP: 00007ffee8465b70 R8: 0000000b20825ef0 R9: 0000000a84c6e8e8

R10: 0000000b20825e18 R11: 0000000000000246 R12: 0000000000000103

R13: 0000000b20825e10 R14: 00007ffee8465c50 R15: 00007fad73b836b8

ORIG_RAX: 0000000000000003 CS: 0033 SS: 002b

crash7latest>

Changes

N/A 

Cause

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