bisecting fixing commit since 9a95f25269bd9257ab9fba7bb14355d50b5f39ec
building syzkaller on c8e81ce4c7e3b59e7c83c6fab56c217916f3b3b6
testing commit 9a95f25269bd9257ab9fba7bb14355d50b5f39ec
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 9d0556d1fe6cd32205f116d0e26d70c4cbff3f1102b23f9729299b564ef114f1
all runs: crashed: possible deadlock in bond_get_stats
testing current HEAD f96eb53cbd76415edfba99c2cfa88567a885a428
testing commit f96eb53cbd76415edfba99c2cfa88567a885a428
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 10c37617e66577de35a1a4c188b2810f6d5f4e0e00b9d6d4ccdbea7e118811c8
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 26m50.303928793s (build: 19m21.772189213s, test: 6m31.62137054s)
the crash still happens on HEAD
commit msg: Linux 4.14.246
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1