syzbot


kernel panic: stack is corrupted in perf_output_begin_forward

Status: fixed on 2019/03/06 07:43
Subsystems: perf
[Documentation on labels]
Fix commit: 44039e00171b fou6: Prevent unbounded recursion in GUE error handler
First crash: 1990d, last: 1983d

Sample crash report:
Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: perf_output_begin_forward+0xced/0xde0 kernel/events/ring_buffer.c:238
CPU: 0 PID: 12758 Comm: syz-executor3 Not tainted 5.0.0-rc2 #25
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/01/14 09:51 upstream 1c7fc5cbc339 95485883 .config console log report ci-upstream-kasan-gce-smack-root
2019/01/08 07:23 upstream 3bd6e94bec12 37dd2683 .config console log report ci-upstream-kasan-gce-selinux-root
* Struck through repros no longer work on HEAD.