bisecting fixing commit since ca4f2c56d4162a4a5236f2099b55453fb98296f9
building syzkaller on 0487ea6f5d997a8363eba0d2eb0ea7a925444555
testing commit ca4f2c56d4162a4a5236f2099b55453fb98296f9
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: d062c4bde554f1752653c33b65b93f1c1f1973522e1c0a768a29e63ea44dbb58
all runs: crashed: KASAN: use-after-free Read in vlan_dev_get_iflink
testing current HEAD f96eb53cbd76415edfba99c2cfa88567a885a428
testing commit f96eb53cbd76415edfba99c2cfa88567a885a428
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: fd5135bb4e59356d12ea94dd5021888c833efb6488a89967a1e949ac758336bb
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 29m22.686887534s (build: 21m48.101763924s, test: 6m36.500028108s)
the crash still happens on HEAD
commit msg: Linux 4.14.246
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