bisecting fixing commit since 8ee0807eedf3bc60c8a47a7dd95387102bcfd063
building syzkaller on 6caa12e443d9f79aa2df67d44cdc6163eaa1e97f
testing commit 8ee0807eedf3bc60c8a47a7dd95387102bcfd063
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: d71ce373b0e999a280df4c73b384bcb797f5f7cfae296f646b6e99413f694a96
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD 4ba8e26127c393c32776dff6d79c5b82de6dc542
testing commit 4ba8e26127c393c32776dff6d79c5b82de6dc542
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 338b729ffbd120fc4f3f9ea57186994596f19c929c97734ad7e1471166991f4a
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 28m28.214637742s (build: 20m52.950705576s, test: 7m2.804228155s)
the crash still happens on HEAD
commit msg: Linux 4.14.262
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1