ci2 starts bisection 2022-08-29 20:14:35.155711243 +0000 UTC m=+17801.484355386
bisecting fixing commit since b86ee2b7ae42b6b37a918b66236608e2cc325f59
building syzkaller on 4ebb27982f8984ed57466f87099acc0b250a1b5c
testing commit b86ee2b7ae42b6b37a918b66236608e2cc325f59
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 20b15397f22c330e61f999618060251d9321fc0b844b52f0142297d2828681db
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: fdd2641d5e0dbaf116b7693a2516a22be01dbd719a37ede752ac8ed7dce31c02
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 23m30.035981214s (build: 16m19.800637099s, test: 6m35.78167531s)
the crash still happens on HEAD
commit msg: Linux 4.14.291
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci4 command 0x0409 tx timeout
Bluetooth: hci1 command 0x0409 tx timeout
Bluetooth: hci0 command 0x0409 tx timeout
Bluetooth: hci5 command 0x0409 tx timeout
Bluetooth: hci2 command 0x0409 tx timeout
Bluetooth: hci3 command 0x0409 tx timeout
Bluetooth: hci5 command 0x041b tx timeout
Bluetooth: hci3 command 0x041b tx timeout
Bluetooth: hci2 command 0x041b tx timeout
Bluetooth: hci1 command 0x041b tx timeout
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci4 command 0x041b tx timeout
Bluetooth: hci5 command 0x040f tx timeout
Bluetooth: hci4 command 0x040f tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci1 command 0x040f tx timeout
Bluetooth: hci2 command 0x040f tx timeout
Bluetooth: hci3 command 0x040f tx timeout
Bluetooth: hci3 command 0x0419 tx timeout
Bluetooth: hci2 command 0x0419 tx timeout
Bluetooth: hci1 command 0x0419 tx timeout
Bluetooth: hci0 command 0x0419 tx timeout
Bluetooth: hci4 command 0x0419 tx timeout
Bluetooth: hci5 command 0x0419 tx timeout