bisecting fixing commit since 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a
building syzkaller on 340ea5301c27db4a3678f13acc430e04706a0cc6
testing commit 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: f205a7afd2eded3c51aebc5726f2144e87f8d71982a4abdf31c0abd7b1a8afcb
all runs: crashed: divide error in fbcon_switch
testing current HEAD 004bfaafc45ccc95366b37c9b9e7844cd5156368
testing commit 004bfaafc45ccc95366b37c9b9e7844cd5156368
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: eff3e27510747b45fbedd08d310c51ba4e9406af485d090107466bbbf8301fca
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 24m40.352452075s (build: 17m37.355340179s, test: 6m32.459466568s)
the crash still happens on HEAD
commit msg: Linux 4.14.273
crash: unregister_netdevice: waiting for DEV to become free
can: request_module (can-proto-0) failed.
can: request_module (can-proto-0) failed.
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1