bisecting fixing commit since ca4f2c56d4162a4a5236f2099b55453fb98296f9
building syzkaller on 0487ea6f5d997a8363eba0d2eb0ea7a925444555
testing commit ca4f2c56d4162a4a5236f2099b55453fb98296f9
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 20ac15cebc6e16429e97776f3a677cfa24c3944e2eadc6f2d430d8fd71a4ff38
all runs: crashed: KASAN: use-after-free Read in hci_send_acl
testing current HEAD 66722c42ec916e92cadda46316f8f6e3fdcaedc6
testing commit 66722c42ec916e92cadda46316f8f6e3fdcaedc6
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 18c0d9bd21dcafb26853184adf0981df6e511ad51d79f87b56b5b84a1f142d47
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 26m51.026221222s (build: 19m18.431409052s, test: 6m45.202442517s)
the crash still happens on HEAD
commit msg: Linux 4.14.256
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