ci2 starts bisection 2023-02-03 09:18:49.6432484 +0000 UTC m=+25220.511891421 bisecting fixing commit since dffb5c6ff09c51ed585e3e7665143df103867fc8 building syzkaller on e7f9308d43198223b192f94a7030f9ebdf92e551 ensuring issue is reproducible on original commit dffb5c6ff09c51ed585e3e7665143df103867fc8 testing commit dffb5c6ff09c51ed585e3e7665143df103867fc8 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 0254502337ce792dc7ebafcefa39d966bf3148a1b3483ca613f02953cc269f45 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: 774412b62e6a5c2777d0479b8e67874bc7ba1deeb85f98ae5dd1c5f41499ee3e all runs: crashed: unregister_netdevice: waiting for DEV to become free revisions tested: 2, total time: 35m40.66208513s (build: 26m17.129571129s, test: 6m21.60891674s) the crash still happens on HEAD commit msg: Linux 4.14.304 crash: unregister_netdevice: waiting for DEV to become free Bluetooth: hci5 command 0x0409 tx timeout Bluetooth: hci1 command 0x0409 tx timeout Bluetooth: hci3 command 0x0409 tx timeout Bluetooth: hci2 command 0x0409 tx timeout Bluetooth: hci4 command 0x0409 tx timeout unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 Bluetooth: hci0 command 0x041b tx timeout Bluetooth: hci4 command 0x041b tx timeout Bluetooth: hci3 command 0x041b tx timeout Bluetooth: hci1 command 0x041b tx timeout Bluetooth: hci2 command 0x041b tx timeout Bluetooth: hci5 command 0x041b tx timeout Bluetooth: hci0 command 0x040f tx timeout Bluetooth: hci5 command 0x040f tx timeout Bluetooth: hci2 command 0x040f tx timeout Bluetooth: hci1 command 0x040f tx timeout Bluetooth: hci4 command 0x040f tx timeout Bluetooth: hci3 command 0x040f tx timeout Bluetooth: hci0 command 0x0419 tx timeout Bluetooth: hci3 command 0x0419 tx timeout Bluetooth: hci4 command 0x0419 tx timeout Bluetooth: hci1 command 0x0419 tx timeout Bluetooth: hci2 command 0x0419 tx timeout Bluetooth: hci5 command 0x0419 tx timeout