ci2 starts bisection 2022-07-26 03:51:00.6882338 +0000 UTC m=+24822.209286104
bisecting fixing commit since 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a
building syzkaller on 340ea5301c27db4a3678f13acc430e04706a0cc6
testing commit 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 14adb967dcf9630c848ccc01e85cac7c17e9ad88886e29e6e5be3dad994ff580
all runs: crashed: divide error in fbcon_switch
testing current HEAD 9c3bf9cf362ffbe802784ab907bee7a6445df1b9
testing commit 9c3bf9cf362ffbe802784ab907bee7a6445df1b9
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 8fa2136e756cb2c85798137adfaac4bd3ed891e2789caae82d0d672a527f64cb
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 27m22.561719411s (build: 20m19.235868132s, test: 6m29.320488657s)
the crash still happens on HEAD
commit msg: Linux 4.14.289
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1