ci2 starts bisection 2023-01-25 06:15:23.674941656 +0000 UTC m=+145614.655525089
bisecting fixing commit since e911713e40ca73142b455ccfde2d7c0b0984c008
building syzkaller on f42ee5d8ac66980335478d9fab2acb20fe03d958
ensuring issue is reproducible on original commit e911713e40ca73142b455ccfde2d7c0b0984c008

testing commit e911713e40ca73142b455ccfde2d7c0b0984c008 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: e7e67a851bf79ae736d39d7b4a6ba6cf3d46861d554cd09e05987089f4a61e3a
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD 3949d16100044eeb6723eca03b1038b469fb9ae8
testing commit 3949d16100044eeb6723eca03b1038b469fb9ae8 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 37ba4d11e690cd8d92c2dc577cb766c43d6e380af71152ca48fe4f3e6d750a5d
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 24m3.695877315s (build: 15m34.916809523s, test: 6m27.396530543s)
the crash still happens on HEAD
commit msg: Linux 4.14.304
crash: unregister_netdevice: waiting for DEV to become free
Bluetooth: hci4 command 0x0409 tx timeout
Bluetooth: hci0 command 0x0409 tx timeout
Bluetooth: hci2 command 0x0409 tx timeout
Bluetooth: hci1 command 0x0409 tx timeout
Bluetooth: hci5 command 0x0409 tx timeout
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci1 command 0x041b tx timeout
Bluetooth: hci2 command 0x041b tx timeout
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci4 command 0x041b tx timeout
Bluetooth: hci3 command 0x041b tx timeout
Bluetooth: hci5 command 0x041b tx timeout
Bluetooth: hci3 command 0x040f tx timeout
Bluetooth: hci4 command 0x040f tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci2 command 0x040f tx timeout
Bluetooth: hci1 command 0x040f tx timeout
Bluetooth: hci5 command 0x040f tx timeout
Bluetooth: hci1 command 0x0419 tx timeout
Bluetooth: hci2 command 0x0419 tx timeout
Bluetooth: hci0 command 0x0419 tx timeout
Bluetooth: hci4 command 0x0419 tx timeout
Bluetooth: hci3 command 0x0419 tx timeout
Bluetooth: hci5 command 0x0419 tx timeout