The kernel crashes due to a hard lockup occurs on a CPU which is looping in a cputimer lock spinlock which is to lock for fields in thread_group_cputimer struct.

Solution Unverified - Updated -

Issue

  • The kernel crashes due to a hard lockup occurs on a CPU looping in a cputimer lock spinlock which is to lock for fields in thread_group_cputimer struct.
Kernel panic - not syncing: Hard LOCKUP
Pid: 9706, comm: java Not tainted 2.6.32-754.18.2.el6.x86_64 #1
Call Trace:
 <NMI>  [<ffffffff81558d1a>] ? panic+0xa7/0x18b
 [<ffffffff8100fa35>] ? show_trace+0x15/0x20
 [<ffffffff810f7810>] ? watchdog_timer_fn+0x0/0x230
 [<ffffffff81130d2a>] ? __perf_event_overflow+0xaa/0x240
 [<ffffffff8101e908>] ? x86_perf_event_set_period+0xf8/0x180
 [<ffffffff81131384>] ? perf_event_overflow+0x14/0x20
 [<ffffffff81025e6c>] ? intel_pmu_handle_irq+0x21c/0x4a0
 [<ffffffff8155d0fb>] ? save_paranoid+0xfb/0x110
 [<ffffffff8155e86f>] ? perf_event_nmi_handler+0x3f/0xb0
 [<ffffffff81560380>] ? notifier_call_chain+0x50/0x80
 [<ffffffff8155d0ef>] ? save_paranoid+0xef/0x110
 [<ffffffff815603ea>] ? atomic_notifier_call_chain+0x1a/0x20
 [<ffffffff810b14fe>] ? notify_die+0x2e/0x30
 [<ffffffff8155ded9>] ? do_nmi+0xd9/0x360
 [<ffffffff8155d7a4>] ? nmi+0x134/0x1a3
 [<ffffffff8155ca61>] ? _spin_lock+0x21/0x30
 <<EOE>>  [<ffffffff81068d0f>] ? update_curr+0x18f/0x200
 [<ffffffff810781bf>] ? dequeue_entity+0x2f/0x2e0
 [<ffffffff8107947a>] ? dequeue_task_fair+0x6a/0x140
 [<ffffffff81067254>] ? dequeue_task+0x94/0xb0
 [<ffffffff81067293>] ? deactivate_task+0x23/0x30
 [<ffffffff81559609>] ? schedule+0x5a9/0xcb0
 [<ffffffff810bee7a>] ? futex_wait_queue_me+0xba/0xf0
 [<ffffffff810c0010>] ? futex_wait+0x1c0/0x310
 [<ffffffff810bf7a3>] ? futex_wake+0x93/0x150
 [<ffffffff810c1911>] ? do_futex+0x121/0xaf0
 [<ffffffff811a16e0>] ? do_sync_write+0x100/0x140
 [<ffffffff810f06a0>] ? audit_filter_rules+0x230/0xd80
 [<ffffffff810c235b>] ? sys_futex+0x7b/0x170
 [<ffffffff810f31a7>] ? audit_syscall_entry+0x1d7/0x200
 [<ffffffff815642c2>] ? system_call_after_swapgs+0xa2/0x152
 [<ffffffff815642ce>] ? system_call_after_swapgs+0xae/0x152
 [<ffffffff815642c2>] ? system_call_after_swapgs+0xa2/0x152
 [<ffffffff815642ce>] ? system_call_after_swapgs+0xae/0x152
 [<ffffffff815642c2>] ? system_call_after_swapgs+0xa2/0x152
 [<ffffffff815643a7>] ? system_call_fastpath+0x35/0x3a
 [<ffffffff815642ce>] ? system_call_after_swapgs+0xae/0x152

Environment

  • Red Hat Enterprise Linux 6.10.z (kernel-2.6.32-754.18.2.el6)
  • Intel(R) Xeon(R) CPU E5-2650 v4
  • HPE ProLiant DL380 Gen9

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