ci2 starts bisection 2022-08-20 09:56:56.086030713 +0000 UTC m=+136209.964869633
bisecting fixing commit since a35d65bedfbc38cffe2701798cd6810bbdf07892
building syzkaller on 3cd800e43d452c348a66ba475143831d94969a24
testing commit a35d65bedfbc38cffe2701798cd6810bbdf07892
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: daf62f5c8d5cc28f7c34742d32e3a3e1dd11fdd66b3d3b600e43f67ad3cf8d0c
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD b641242202ed8c52030f7b6d8cf15886d3c4fc82
testing commit b641242202ed8c52030f7b6d8cf15886d3c4fc82
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 55348ab97c4b1b3d7e24151239a9c6a46a94a28a6f0616b4f3b2d1b32142ad48
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 21m20.172098571s (build: 14m46.943948011s, test: 6m9.480398915s)
the crash still happens on HEAD
commit msg: Linux 4.14.290
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