bisecting fixing commit since ca4f2c56d4162a4a5236f2099b55453fb98296f9
building syzkaller on 0487ea6f5d997a8363eba0d2eb0ea7a925444555
testing commit ca4f2c56d4162a4a5236f2099b55453fb98296f9
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: a16e3197e4eb45e11436726c11e6c39eaab761f9f133ba7a3b5d7966cb691f67
all runs: crashed: KASAN: use-after-free Read in hci_send_acl
testing current HEAD 162b95d01320370b80cb2d5724cea4ae538ac740
testing commit 162b95d01320370b80cb2d5724cea4ae538ac740
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 7ddfe327a450199330811f1778f618bc407f72ec856dcda06285de3cee20bfb1
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 27m33.630651083s (build: 20m52.435589471s, test: 6m6.456409715s)
the crash still happens on HEAD
commit msg: Linux 4.14.244
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