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Groups > linux.kernel > #1305657
| From | Sasha Levin <sasha.levin@oracle.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | perf: WARNING: CPU: 1 PID: 3691 at kernel/events/core.c:2647 task_ctx_sched_out+0x195/0x1f0() |
| Date | 2016-01-10 20:30 +0100 |
| Message-ID | <qPtQB-8oH-3@gated-at.bofh.it> (permalink) |
| Organization | linux.* mail to news gateway |
Hi all, While fuzzing with trinity inside a KVM tools guest, running the latest -next kernel, I've hit the following warning: [ 394.086642] WARNING: CPU: 1 PID: 3691 at kernel/events/core.c:2647 task_ctx_sched_out+0x195/0x1f0() [ 394.087732] Modules linked in: [ 394.088190] CPU: 1 PID: 3691 Comm: trinity-c95 Not tainted 4.4.0-rc8-next-20160108-sasha-00024-gaaecb9a #2780 [ 394.089354] 1ffff100387d8f19 0000000036fa75d1 ffff8801c3ec7948 ffffffff8301a182 [ 394.090283] 0000000041b58ab3 ffffffff8e1b3838 ffffffff8301a0b7 0000000000000000 [ 394.091266] ffff8801c44fc500 0000000036fa75d1 ffffffff8145d240 0000000000000001 [ 394.092247] Call Trace: [ 394.092604] dump_stack (lib/dump_stack.c:52) [ 394.094810] warn_slowpath_common (kernel/panic.c:484) [ 394.095570] ? task_ctx_sched_out (kernel/events/core.c:2647 (discriminator 3)) [ 394.096385] warn_slowpath_null (kernel/panic.c:518) [ 394.097134] task_ctx_sched_out (kernel/events/core.c:2647 (discriminator 3)) [ 394.097900] perf_event_exit_task (kernel/events/core.c:8756 kernel/events/core.c:8821) [ 394.101501] do_exit (kernel/exit.c:759) [ 394.105344] do_group_exit (kernel/exit.c:862) [ 394.106053] get_signal (kernel/signal.c:2307) [ 394.106740] do_signal (arch/x86/kernel/signal.c:781) [ 394.112553] exit_to_usermode_loop (arch/x86/entry/common.c:249) [ 394.113311] syscall_return_slowpath (./arch/x86/include/asm/jump_label.h:35 include/linux/context_tracking_state.h:30 include/linux/context_tracking.h:24 arch/x86/entry/common.c:284 arch/x86/entry/common.c:344) [ 394.114111] int_ret_from_sys_call (arch/x86/entry/entry_64.S:282) Thanks, Sasha
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perf: WARNING: CPU: 1 PID: 3691 at kernel/events/core.c:2647 task_ctx_sched_out+0x195/0x1f0() Sasha Levin <sasha.levin@oracle.com> - 2016-01-10 20:30 +0100
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