[ 72.700282][ T27] audit: type=1800 audit(1579221599.877:25): pid=9736 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 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. [ 73.889521][ T27] kauditd_printk_skb: 3 callbacks suppressed [ 73.889534][ T27] audit: type=1800 audit(1579221601.067:29): pid=9736 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 73.916169][ T27] audit: type=1800 audit(1579221601.067:30): pid=9736 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.56' (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 syzkaller login: [ 87.755524][ T2788] ------------[ cut here ]------------ [ 87.761197][ T2788] Unexpected user alpha2: A [ 87.767524][ T2788] WARNING: CPU: 0 PID: 2788 at net/wireless/reg.c:418 restore_regulatory_settings+0x226/0x13e0 [ 87.778117][ T2788] Kernel panic - not syncing: panic_on_warn set ... [ 87.784715][ T2788] CPU: 0 PID: 2788 Comm: kworker/0:3 Not tainted 5.5.0-rc6-syzkaller #0 [ 87.793051][ T2788] 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 [ 87.803127][ T2788] Workqueue: events_power_efficient crda_timeout_work [ 87.810012][ T2788] Call Trace: [ 87.813325][ T2788] dump_stack+0x197/0x210 [ 87.817678][ T2788] ? restore_regulatory_settings+0x1c0/0x13e0 [ 87.823760][ T2788] panic+0x2e3/0x75c [ 87.827672][ T2788] ? add_taint.cold+0x16/0x16 [ 87.832366][ T2788] ? __kasan_check_write+0x14/0x20 [ 87.837492][ T2788] ? __warn.cold+0x14/0x3e [ 87.841928][ T2788] ? __warn+0xd9/0x1cf [ 87.846149][ T2788] ? restore_regulatory_settings+0x226/0x13e0 executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 87.852400][ T2788] __warn.cold+0x2f/0x3e [ 87.856657][ T2788] ? restore_regulatory_settings+0x226/0x13e0 [ 87.862741][ T2788] report_bug+0x289/0x300 [ 87.867103][ T2788] do_error_trap+0x11b/0x200 [ 87.871719][ T2788] do_invalid_op+0x37/0x50 [ 87.876160][ T2788] ? restore_regulatory_settings+0x226/0x13e0 [ 87.882244][ T2788] invalid_op+0x23/0x30 [ 87.886424][ T2788] RIP: 0010:restore_regulatory_settings+0x226/0x13e0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 87.893128][ T2788] Code: 03 44 89 f6 e8 7b c8 22 fa 45 84 f6 0f 85 9a 07 00 00 e8 2d c7 22 fa 41 0f be d5 0f be f3 48 c7 c7 40 4d ed 88 e8 b9 76 f3 f9 <0f> 0b e8 13 c7 22 fa 4c 8b 2d 2c c6 15 03 48 b8 00 00 00 00 00 fc [ 87.912853][ T2788] RSP: 0018:ffffc9000880fc20 EFLAGS: 00010286 [ 87.919055][ T2788] RAX: 0000000000000000 RBX: 0000000000000041 RCX: 0000000000000000 [ 87.927205][ T2788] RDX: 0000000000000000 RSI: ffffffff815e5396 RDI: fffff52001101f76 [ 87.936090][ T2788] RBP: ffffc9000880fd20 R08: ffff88809f812140 R09: ffffed1015d06621 [ 87.944073][ T2788] R10: ffffed1015d06620 R11: ffff8880ae833107 R12: 0000000000000001 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 87.952334][ T2788] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880ae836b40 [ 87.960365][ T2788] ? vprintk_func+0x86/0x189 [ 87.965017][ T2788] ? set_regdom+0xbf0/0xbf0 [ 87.969545][ T2788] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 87.975741][ T2788] crda_timeout_work+0x21/0x30 [ 87.980616][ T2788] process_one_work+0x9af/0x1740 [ 87.985581][ T2788] ? pwq_dec_nr_in_flight+0x320/0x320 [ 87.990971][ T2788] ? lock_acquire+0x190/0x410 [ 87.995671][ T2788] worker_thread+0x98/0xe40 [ 88.000213][ T2788] ? trace_hardirqs_on+0x67/0x240 executing program executing program executing program [ 88.005394][ T2788] kthread+0x361/0x430 [ 88.009585][ T2788] ? process_one_work+0x1740/0x1740 [ 88.014795][ T2788] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 88.020655][ T2788] ret_from_fork+0x24/0x30 [ 88.026970][ T2788] Kernel Offset: disabled [ 88.031725][ T2788] Rebooting in 86400 seconds..