ci2 starts bisection 2022-08-30 08:54:39.435103107 +0000 UTC m=+19015.079637051
bisecting fixing commit since 501eec4f9e138b958fc7438e7a745c0d6a7c68b3
building syzkaller on 3037caa999f22cdb40f1fa5c6b1b13e5d6af9781
testing commit 501eec4f9e138b958fc7438e7a745c0d6a7c68b3
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 0c44628a4edbdb6fb86a85f5df4adefc35deab475cb554cbabc08b0d74406b09
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD e548869f356fead9fdcb3562f52d2226574f4f41
testing commit e548869f356fead9fdcb3562f52d2226574f4f41
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: b038c65b217316bd0b1c276ebbe2da5e117cb576b1c696778ee7228fa2f13ad5
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 25m23.998860032s (build: 18m25.181235459s, test: 6m33.874829261s)
the crash still happens on HEAD
commit msg: Linux 4.14.291
crash: unregister_netdevice: waiting for DEV to become free
Bluetooth: hci2 command 0x0409 tx timeout
Bluetooth: hci4 command 0x0409 tx timeout
Bluetooth: hci3 command 0x0409 tx timeout
Bluetooth: hci5 command 0x0409 tx timeout
Bluetooth: hci0 command 0x0409 tx timeout
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci1 command 0x0409 tx timeout
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci1 command 0x041b tx timeout
Bluetooth: hci5 command 0x041b tx timeout
Bluetooth: hci3 command 0x041b tx timeout
Bluetooth: hci4 command 0x041b tx timeout
Bluetooth: hci2 command 0x041b tx timeout
Bluetooth: hci2 command 0x040f tx timeout
Bluetooth: hci4 command 0x040f tx timeout
Bluetooth: hci3 command 0x040f tx timeout
Bluetooth: hci5 command 0x040f tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci1 command 0x040f tx timeout
Bluetooth: hci1 command 0x0419 tx timeout
Bluetooth: hci0 command 0x0419 tx timeout
Bluetooth: hci5 command 0x0419 tx timeout
Bluetooth: hci3 command 0x0419 tx timeout
Bluetooth: hci4 command 0x0419 tx timeout
Bluetooth: hci2 command 0x0419 tx timeout