Out of memory: Kill process 28724 (syz-executor.4) score 1004 or sacrifice child Killed process 28737 (syz-executor.4) total-vm:93648kB, anon-rss:160kB, file-rss:34820kB, shmem-rss:0kB batman_adv: batadv0: Interface deactivated: batadv_slave_1 ------------[ cut here ]------------ batman_adv: batadv0: Removing interface: batadv_slave_1 WARNING: CPU: 1 PID: 21392 at net/batman-adv/bat_iv_ogm.c:588 batadv_iv_ogm_emit net/batman-adv/bat_iv_ogm.c:588 [inline] WARNING: CPU: 1 PID: 21392 at net/batman-adv/bat_iv_ogm.c:588 batadv_iv_send_outstanding_bat_ogm_packet+0x611/0x6f0 net/batman-adv/bat_iv_ogm.c:1847 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 21392 Comm: kworker/u4:3 Not tainted 4.14.232-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 panic+0x1f9/0x42d kernel/panic.c:183 __warn.cold+0x20/0x44 kernel/panic.c:547 oom_reaper: reaped process 28737 (syz-executor.4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB report_bug+0x208/0x250 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:177 [inline] fixup_bug arch/x86/kernel/traps.c:172 [inline] do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964 RIP: 0010:batadv_iv_ogm_emit net/batman-adv/bat_iv_ogm.c:588 [inline] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet+0x611/0x6f0 net/batman-adv/bat_iv_ogm.c:1847 RSP: 0018:ffff8880722c7cf0 EFLAGS: 00010297 RAX: ffff888091c80200 RBX: ffff8880770bae88 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffff88809fb10530 RBP: ffff88807c9a09c0 R08: ffffffff8b995b68 R09: 00000000000405f2 R10: ffff888091c80ab0 R11: ffff888091c80200 R12: ffff88809fb104c0 R13: ffff8880770bae40 R14: ffff8880128e5680 R15: ffff8880770baf28 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 Kernel Offset: disabled Rebooting in 86400 seconds..