ci2 starts bisection 2022-09-01 23:53:22.288261579 +0000 UTC m=+35154.176180566
bisecting fixing commit since c10b57a567e4333b9fdf60b5ec36de9859263ca2
building syzkaller on 365fba2440cee3aed74c774867a1f43e3e2f7aac
testing commit c10b57a567e4333b9fdf60b5ec36de9859263ca2 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 07a46797937eefcc61b2c9233a2d98238d977c3f1efef41c7b1ef7dde476e8c7
all runs: crashed: possible deadlock in perf_event_read_value
testing current HEAD e548869f356fead9fdcb3562f52d2226574f4f41
testing commit e548869f356fead9fdcb3562f52d2226574f4f41 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 05ada7ec20fe5152d923ed6acd6722e0d5cb9e23c55251bebad7989240dd57d8
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 27m27.07273416s (build: 19m56.846782732s, test: 6m46.396145667s)
the crash still happens on HEAD
commit msg: Linux 4.14.291
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1