ci2 starts bisection 2023-01-25 04:23:46.266185754 +0000 UTC m=+138917.246769164
bisecting fixing commit since e548869f356fead9fdcb3562f52d2226574f4f41
building syzkaller on 51e54e30cbb17bbb9f6d4b522d0f2f2c05d4fb5c
ensuring issue is reproducible on original commit e548869f356fead9fdcb3562f52d2226574f4f41

testing commit e548869f356fead9fdcb3562f52d2226574f4f41 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 9ced9c04fd1f634967f5a21a1f250bdab2ffcd19a1717e75e8fbbc2d596efb80
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: b8008c04479d40f7cda90ecdbbeca0c89e56398ff36c484ebf13030f2a599ce0
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 28m37.760022783s (build: 19m18.032298509s, test: 6m28.916859435s)
the crash still happens on HEAD
commit msg: Linux 4.14.304
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci0 command 0x0409 tx timeout
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci0 command 0x0419 tx timeout