bisecting fixing commit since ca4f2c56d4162a4a5236f2099b55453fb98296f9
building syzkaller on 0487ea6f5d997a8363eba0d2eb0ea7a925444555
testing commit ca4f2c56d4162a4a5236f2099b55453fb98296f9
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 32b7e42b91316691c0a88da063613305618399c4ef51c18a2ec7496e5100a38d
all runs: crashed: KASAN: use-after-free Read in hci_send_acl
testing current HEAD f051383ef03bde49ca992f297ec80757a702e774
testing commit f051383ef03bde49ca992f297ec80757a702e774
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 1d6b03b0c0b827392e014fb72d6b7f3e55b615718e27e3c3d6460152c5424338
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 21m51.120764855s (build: 14m36.300512665s, test: 6m29.380073509s)
the crash still happens on HEAD
commit msg: Linux 4.14.285
crash: unregister_netdevice: waiting for DEV to become free
IPVS: ftp: loaded support on port[0] = 21
can: request_module (can-proto-0) failed.
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
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1