bisecting fixing commit since cf256fbcbe347b7d0ff58fe2dfa382a156bd3694
building syzkaller on 805b5003de8c474f5d317a67f739597ebc78fcca
testing commit cf256fbcbe347b7d0ff58fe2dfa382a156bd3694
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: a36249cb3088b7a8e58764b858b3acf8648d00c3a86eb868325bf6b5413265b0
all runs: crashed: possible deadlock in sk_clone_lock
testing current HEAD 501eec4f9e138b958fc7438e7a745c0d6a7c68b3
testing commit 501eec4f9e138b958fc7438e7a745c0d6a7c68b3
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 5297af3eac6e3d2869db178c18145ff367676cf90a6c72a229ebab06f50848ba
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 21m14.529980689s (build: 14m33.816308675s, test: 6m16.20921635s)
the crash still happens on HEAD
commit msg: Linux 4.14.281
crash: unregister_netdevice: waiting for DEV to become free
Bluetooth: hci0 command 0x0409 tx timeout
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci0 command 0x0419 tx timeout