bisecting fixing commit since 3f2ecb86cb909da0b9157fd2952ad79924cbe5ae
building syzkaller on 04201c0669446145fd9c347c5538da0ca13ff29b
testing commit 3f2ecb86cb909da0b9157fd2952ad79924cbe5ae
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 06d45d5e7ec3078d1452ea28e9c5c992ed6a849dbdacaee1eca84dae0c2526d2
run #0: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #1: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
run #2: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
run #3: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #4: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
run #5: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
run #6: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #7: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #8: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #9: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #10: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #11: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #12: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #13: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
run #14: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
run #15: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
run #16: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #17: crashed: KASAN: slab-out-of-bounds Read in ipvlan_queue_xmit
run #18: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
run #19: crashed: KASAN: use-after-free Read in ipvlan_queue_xmit
testing current HEAD dffb5c6ff09c51ed585e3e7665143df103867fc8
testing commit dffb5c6ff09c51ed585e3e7665143df103867fc8
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 15df73cf6d1ec3124b9cdf7eeb785dc5a1f67492db053427868ecce888b9e216
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 28m58.969911839s (build: 21m55.507253176s, test: 6m23.271103434s)
the crash still happens on HEAD
commit msg: Linux 4.14.280
crash: unregister_netdevice: waiting for DEV to become free
Bluetooth: hci0 command 0x0409 tx timeout
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
Bluetooth: hci0 command 0x041b tx timeout
Bluetooth: hci0 command 0x040f tx timeout
Bluetooth: hci0 command 0x0419 tx timeout