User Stack Tracer Causes Crash 2

2019-05-30 Thread He Zhe
Hi, https://lore.kernel.org/lkml/20190320221534.165ab...@oasis.local.home/ didn't get merged. And the crash it was trying to fix still happens on the latest master branch. If rebasing the patch on the latest top, the following new crash come up. Sometimes, root@intel-x86-64:~# echo 1 > /sys/k

Re: User Stack Tracer Causes Crash

2019-03-19 Thread Steven Rostedt
On Wed, 20 Mar 2019 11:15:10 +0800 He Zhe wrote: > Hi, > > User stack tracer causes crash and hang since the following commit till > now(5.1-rc1). > > c3bc8fd637a9 ("tracing: Centralize preemptirq tracepoints and unify their > usage") Can you send me your

User Stack Tracer Causes Crash

2019-03-19 Thread He Zhe
Hi, User stack tracer causes crash and hang since the following commit till now(5.1-rc1). c3bc8fd637a9 ("tracing: Centralize preemptirq tracepoints and unify their usage") echo 1 > /proc/sys/kernel/stack_tracer_enabled echo userstacktrace > /sys/kernel/debug/tracing/trac