bisecting fixing commit since ca4f2c56d4162a4a5236f2099b55453fb98296f9
building syzkaller on 0487ea6f5d997a8363eba0d2eb0ea7a925444555
testing commit ca4f2c56d4162a4a5236f2099b55453fb98296f9
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 37175ec529545a8be50caeb9bff6fe054dbf4593964140e96333a66a3b2dcf73
all runs: crashed: KASAN: use-after-free Read in hci_send_acl
testing current HEAD 004bfaafc45ccc95366b37c9b9e7844cd5156368
testing commit 004bfaafc45ccc95366b37c9b9e7844cd5156368
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: c076bab74428e8be296a2a24609dc81547e44e1a0ba32fb1ff675134f528288c
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 26m31.334797209s (build: 19m15.840292512s, test: 6m42.485183333s)
the crash still happens on HEAD
commit msg: Linux 4.14.273
crash: unregister_netdevice: waiting for DEV to become free
can: request_module (can-proto-0) failed.
can: request_module (can-proto-0) failed.
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1