bisecting fixing commit since 14b58326976de6ef3998eefec1dd7f8b38b97a75
building syzkaller on ff51e5229e0ee846d2fd687cb0dbca13de758c66
testing commit 14b58326976de6ef3998eefec1dd7f8b38b97a75
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 7f17672d0660ff4882d87cea6af69077ded06b3e1451b3d5e4746cc03e69ef7a
all runs: crashed: BUG: corrupted list in l2cap_chan_put
testing current HEAD 84bae26850e3b384a45f0f9a5f8b3b5983afacd8
testing commit 84bae26850e3b384a45f0f9a5f8b3b5983afacd8
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 33403fbe68209d61179f28d32fa331eccf8f682724ba80c139ab46c714917baf
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 34m23.121532934s (build: 26m16.733574305s, test: 7m39.72700768s)
the crash still happens on HEAD
commit msg: Linux 4.14.284
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