bisecting fixing commit since 98db2bf27b9ed2d5ed0b6c9c8a4bfcb127a19796
building syzkaller on 251aabb77ec4d86b9374b6f999fbb8e1ea70963f
testing commit 98db2bf27b9ed2d5ed0b6c9c8a4bfcb127a19796
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 701ad0684a8cf004af158310d648478390c39c716386db276f2296158fc5a64a
all runs: crashed: possible deadlock in rtnl_lock
testing current HEAD 66722c42ec916e92cadda46316f8f6e3fdcaedc6
testing commit 66722c42ec916e92cadda46316f8f6e3fdcaedc6
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: f49cee210f47f33a08166a637ecc6e6805d494c5338d550a5d9a7ad3a6284ba3
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 27m36.617498201s (build: 20m22.46472112s, test: 6m15.518351164s)
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