[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 56.455713][ T27] audit: type=1800 audit(1579220836.136:25): pid=8639 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.474969][ T27] audit: type=1800 audit(1579220836.136:26): pid=8639 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.524535][ T27] audit: type=1800 audit(1579220836.136:27): pid=8639 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.18' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 78.164206][ T2727] ------------[ cut here ]------------ [ 78.169942][ T2727] Unexpected user alpha2: A [ 78.176255][ T2727] WARNING: CPU: 0 PID: 2727 at net/wireless/reg.c:420 restore_regulatory_settings+0x33c/0x26b0 [ 78.186873][ T2727] Kernel panic - not syncing: panic_on_warn set ... [ 78.193615][ T2727] CPU: 0 PID: 2727 Comm: kworker/0:12 Not tainted 5.5.0-rc6-syzkaller #0 [ 78.202179][ T2727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 78.212546][ T2727] Workqueue: events_power_efficient crda_timeout_work [ 78.219396][ T2727] Call Trace: [ 78.222693][ T2727] dump_stack+0x1fb/0x318 [ 78.227159][ T2727] panic+0x264/0x7a9 [ 78.231061][ T2727] ? __warn+0x105/0x210 [ 78.235454][ T2727] ? restore_regulatory_settings+0x33c/0x26b0 [ 78.241615][ T2727] __warn+0x209/0x210 [ 78.245607][ T2727] ? restore_regulatory_settings+0x33c/0x26b0 [ 78.251765][ T2727] report_bug+0x1b6/0x2f0 [ 78.256098][ T2727] ? restore_regulatory_settings+0x33c/0x26b0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 78.262506][ T2727] do_error_trap+0xda/0x440 [ 78.267022][ T2727] do_invalid_op+0x36/0x40 [ 78.271625][ T2727] ? restore_regulatory_settings+0x33c/0x26b0 [ 78.277694][ T2727] invalid_op+0x23/0x30 [ 78.281862][ T2727] RIP: 0010:restore_regulatory_settings+0x33c/0x26b0 [ 78.288589][ T2727] Code: b7 5f 03 e9 5f 01 00 00 e8 91 4b f7 f9 48 8d 5d c8 0f be 75 a0 0f be 15 5f b7 5f 03 48 c7 c7 4a d5 e4 88 31 c0 e8 94 57 c9 f9 <0f> 0b 4c 8b 3d 4b 82 bc 01 4d 85 ff 48 b9 00 00 00 00 00 fc ff df [ 78.308195][ T2727] RSP: 0018:ffffc900079cfc40 EFLAGS: 00010246 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 78.314393][ T2727] RAX: a3598da2a0cc4e00 RBX: ffffc900079cfc90 RCX: ffff8880a0192580 [ 78.322369][ T2727] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 78.330348][ T2727] RBP: ffffc900079cfcc8 R08: ffffffff815f9d64 R09: ffffed1015d865e0 [ 78.338653][ T2727] R10: ffffed1015d865e0 R11: 0000000000000000 R12: 0000000000000000 [ 78.346874][ T2727] R13: ffff8880a014a918 R14: 0000000000000001 R15: ffffffff893bb6d0 [ 78.354868][ T2727] ? vprintk_emit+0x2d4/0x3a0 [ 78.359571][ T2727] crda_timeout_work+0x20/0x30 executing program executing program executing program executing program executing program [ 78.364904][ T2727] process_one_work+0x7f5/0x10d0 [ 78.369953][ T2727] worker_thread+0xbbc/0x1630 [ 78.374656][ T2727] kthread+0x332/0x350 [ 78.378727][ T2727] ? rcu_lock_release+0x30/0x30 [ 78.383578][ T2727] ? kthread_blkcg+0xe0/0xe0 [ 78.388179][ T2727] ret_from_fork+0x24/0x30 [ 78.394405][ T2727] Kernel Offset: disabled [ 78.398794][ T2727] Rebooting in 86400 seconds..