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[Bug uprobes/6842] system-wide utrace syscall tracing will cause kernel panic by hackbench.
- From: "fche at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 13 Aug 2008 22:47:22 -0000
- Subject: [Bug uprobes/6842] system-wide utrace syscall tracing will cause kernel panic by hackbench.
- References: <20080813220602.6842.mhiramat@redhat.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From fche at redhat dot com 2008-08-13 22:47 -------
I encountered this case even without the process("*") variant,
and worked around it thusly in pr4225 branch:
__stp_utrace_task_finder_target_death:
...
// Call the callback
rc = tgt->callback(tsk, 0,
(tsk->signal == NULL) || (atomic_read(&tsk->signal->live)
== 0),
tgt);
...
--
http://sourceware.org/bugzilla/show_bug.cgi?id=6842
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