Messages in this thread Patch in this message |  | | | Date | Fri, 18 May 2012 04:16:32 -0700 | | From | tip-bot for Konstantin Khlebnikov <> | | Subject | [tip:sched/core] sched: Taint kernel with TAINT_WARN after sleep-in-atomic bug |
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Commit-ID: 1c2927f18576d65631d8e0ddd19e1d023183222e Gitweb: http://git.kernel.org/tip/1c2927f18576d65631d8e0ddd19e1d023183222e Author: Konstantin Khlebnikov <khlebnikov@openvz.org> AuthorDate: Thu, 10 May 2012 16:20:04 +0400 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Fri, 18 May 2012 13:07:40 +0200
sched: Taint kernel with TAINT_WARN after sleep-in-atomic bug
Usually sleep-in-atomic bugs are followed by dozens other warnings. This patch should help to figure out original source of problem.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20120510122004.4873.12726.stgit@zurg Signed-off-by: Ingo Molnar <mingo@kernel.org> --- kernel/sched/core.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 24ca677..ab9745f 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3138,6 +3138,7 @@ static noinline void __schedule_bug(struct task_struct *prev) if (irqs_disabled()) print_irqtrace_events(prev); dump_stack(); + add_taint(TAINT_WARN); } /*
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