Kernel panic due to not syncing: CRED: put_cred_rcu() sees ffff88102ca17a40 with usage 2
Issue
- System crash with below calltraces
[4359431.488994] Kernel panic - not syncing: CRED: put_cred_rcu() sees ffff88102ca17a40 with usage 2
[4359431.490265] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W OE ------------ T 3.10.0-514.10.2.el7.x86_64 #1
[4359431.490891] Hardware name: HP ProLiant BL460c Gen9, BIOS I36 12/28/2015
[4359431.491520] ffffffff818c8df0 df9aecc891114d7e ffff88103ee43dd0 ffffffff816863ef
[4359431.492120] ffff88103ee43e50 ffffffff8167f7f6 0000000000000018 ffff88103ee43e60
[4359431.492844] ffff88103ee43e00 df9aecc891114d7e ffff88102ca16480 ffff88102ca17a40
[4359431.493593] Call Trace:
[4359431.494311] <IRQ> [<ffffffff816863ef>] dump_stack+0x19/0x1b
[4359431.494954] [<ffffffff8167f7f6>] panic+0xe3/0x1f2
[4359431.495566] [<ffffffff810b72ec>] put_cred_rcu+0xbc/0xc0
[4359431.496186] [<ffffffff8113977d>] rcu_process_callbacks+0x1dd/0x550
[4359431.496798] [<ffffffff8108f2cf>] __do_softirq+0xef/0x280
[4359431.497467] [<ffffffff8169849c>] call_softirq+0x1c/0x30
[4359431.498122] [<ffffffff8102d365>] do_softirq+0x65/0xa0
[4359431.498739] [<ffffffff8108f665>] irq_exit+0x115/0x120
[4359431.499360] [<ffffffff81699115>] smp_apic_timer_interrupt+0x45/0x60
[4359431.499958] [<ffffffff8169765d>] apic_timer_interrupt+0x6d/0x80
[4359431.500569] <EOI> [<ffffffff81514392>] ? cpuidle_enter_state+0x52/0xc0
[4359431.501157] [<ffffffff815144d9>] cpuidle_idle_call+0xd9/0x210
[4359431.501725] [<ffffffff810350ee>] arch_cpu_idle+0xe/0x30
[4359431.502408] [<ffffffff810e7e65>] cpu_startup_entry+0x245/0x290
[4359431.502943] [<ffffffff8104f07a>] start_secondary+0x1ba/0x230
Environment
- Red Hat Enterprise Linux 7
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