ci2 starts bisection 2022-09-10 07:36:30.528256533 +0000 UTC m=+32239.553296733
bisecting fixing commit since 7d7d1c0ab3eb7c8d8f63a126535018007823b207
building syzkaller on ad61f3714f0a5e8f7ce062d54f310df1f5e0d351
testing commit 7d7d1c0ab3eb7c8d8f63a126535018007823b207 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: d487e26590ef86807755ff561f4ccb36de1abac042b1b07690313634e86976b4
all runs: crashed: KASAN: use-after-free Read in nfc_llcp_sock_unlink
testing current HEAD 65640c873dcf9c9736c071807b371c487bc6377f
testing commit 65640c873dcf9c9736c071807b371c487bc6377f gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 25860924121423c155585786e5ee78053b1b61d39d71fadf0d107c26bafeaf08
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 19m15.53200465s (build: 12m28.833660582s, test: 6m18.178636718s)
the crash still happens on HEAD
commit msg: Linux 4.14.292
crash: unregister_netdevice: waiting for DEV to become free
Bluetooth: hci5 command 0x0409 tx timeout
Bluetooth: hci2 command 0x0409 tx timeout
Bluetooth: hci3 command 0x0409 tx timeout
Bluetooth: hci1 command 0x0409 tx timeout
Bluetooth: hci0 command 0x0409 tx timeout
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci1 command 0x041b tx timeout
Bluetooth: hci3 command 0x041b tx timeout
Bluetooth: hci2 command 0x041b tx timeout
Bluetooth: hci5 command 0x041b tx timeout
Bluetooth: hci4 command 0x041b tx timeout
Bluetooth: hci4 command 0x040f tx timeout
Bluetooth: hci5 command 0x040f tx timeout
Bluetooth: hci2 command 0x040f tx timeout
Bluetooth: hci3 command 0x040f tx timeout
Bluetooth: hci1 command 0x040f tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci0 command 0x0419 tx timeout
Bluetooth: hci1 command 0x0419 tx timeout
Bluetooth: hci3 command 0x0419 tx timeout
Bluetooth: hci2 command 0x0419 tx timeout
Bluetooth: hci5 command 0x0419 tx timeout
Bluetooth: hci4 command 0x0419 tx timeout