https://bugzilla.kernel.org/show_bug.cgi?id=65871
Bug ID: 65871
Summary: Kernel panic: Watchdog detected hard LOCKUP on cpu 0
Product: ACPI
Version: 2.5
Kernel Version: 3.10.20
Hardware: i386
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Other
Assignee: acpi_ot...@kernel-bugs.osdl.org
Reporter: kernel...@real-time-systems.com
Regression: No
Created attachment 116171
--> https://bugzilla.kernel.org/attachment.cgi?id=116171&action=edit
kernel 3.10.20 log (panic)
Kernel panic: Watchdog detected hard LOCKUP on cpu 0
kernel 3.10.20-1.el6.elrepo.i686
CentOS 6.4 i686
CPU: Intel Atom Z530
Chipset: Intel US15W (Poulsbo)
Boot fails with 3.10.20 (see attachment).
It works with "acpi=off"
> Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 0
> CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.10.20-1.el6.elrepo.i686 #1
> c10c4c80 c179fd78 c1547f90 c179fd9c c1547d8a c16eaebc c18e9740 00200092
> ffffffff f587d800 c10c4c80 00000000 c179fdb4 c10c4d46 c16ee948 00000000
> 06423d79 00000000 c179fe08 c10fd14f fffff1a9 ffffffff 00125f34 00000000
> Call Trace:
> [<c10c4c80>] ? watchdog_nmi_enable+0x150/0x150
> [<c1547f90>] dump_stack+0x16/0x1e
> [<c1547d8a>] panic+0x8c/0x19e
> [<c10c4c80>] ? watchdog_nmi_enable+0x150/0x150
> [<c10c4d46>] watchdog_overflow_callback+0xc6/0xd0
> [<c10fd14f>] __perf_event_overflow+0xaf/0x280
> [<c101c614>] ? x86_perf_event_set_period+0x134/0x1f0
> [<c10fdbd5>] perf_event_overflow+0x15/0x20
> [<c1022efe>] intel_pmu_handle_irq+0x1de/0x370
> [<c109ab38>] ? ktime_get+0x48/0x100
> [<c109ab38>] ? ktime_get+0x48/0x100
> [<c154c940>] perf_event_nmi_handler+0x20/0x30
> [<c154c081>] nmi_handle+0x41/0x60
> [<c154c183>] default_do_nmi+0x43/0x280
> [<c1051630>] ? ns_to_timespec+0x40/0x60
> [<c154c473>] do_nmi+0xb3/0xf0
> [<c154b783>] nmi_stack_correct+0x2f/0x34
> [<c10980fa>] ? cpu_idle_loop+0xea/0x1d0
> [<c1098246>] cpu_startup_entry+0x66/0x70
> [<c1537137>] rest_init+0x67/0x70
> [<c1827c7a>] start_kernel+0x3cd/0x3d3
> [<c182771e>] ? repair_env_string+0x5b/0x5b
> [<c1827396>] i386_start_kernel+0x139/0x13c
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