ci2 starts bisection 2022-10-26 21:51:44.922424513 +0000 UTC m=+14943.559598750
bisecting fixing commit since 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a
building syzkaller on 70c104a18f3d409bc6dde950b50258d3d280d99b
ensuring issue is reproducible on original commit 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a

testing commit 69b94dd6dcd14d9bfcba35a492f5e27c15cf4d0a gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 8e8e61f11776655c0b6db03da0c39916694f73008813cc72a3de7a7387bebabd
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #2: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #3: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #4: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #5: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #6: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #7: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #8: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #9: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #10: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #11: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #12: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #13: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet
run #14: crashed: INFO: rcu detected stall in rtnl_newlink
run #15: crashed: INFO: rcu detected stall in corrupted
run #16: crashed: INFO: rcu detected stall in corrupted
run #17: crashed: INFO: rcu detected stall in corrupted
run #18: crashed: INFO: rcu detected stall in corrupted
run #19: crashed: INFO: rcu detected stall in corrupted
testing current HEAD 41f36d7859a79e11a13ef63ced8ae8cc31537ba2
testing commit 41f36d7859a79e11a13ef63ced8ae8cc31537ba2 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 38bd767b286efd85bde4c5a2b903e27e7edd05be4b04c97d7e6278736ca22694
all runs: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 26m52.649975997s (build: 17m44.890394418s, test: 8m34.146508543s)
the crash still happens on HEAD
commit msg: Linux 4.14.296
crash: unregister_netdevice: waiting for DEV to become free
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1