[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.78' (ECDSA) to the list of known hosts. syzkaller login: [ 78.723797][ T6787] IPVS: ftp: loaded support on port[0] = 21 [ 78.733135][ T6785] IPVS: ftp: loaded support on port[0] = 21 [ 78.734909][ T6786] IPVS: ftp: loaded support on port[0] = 21 [ 78.753326][ T6788] IPVS: ftp: loaded support on port[0] = 21 [ 78.769838][ T6789] IPVS: ftp: loaded support on port[0] = 21 [ 78.776966][ T6784] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 82.140017][ T40] ------------[ cut here ]------------ [ 82.145765][ T40] Unexpected user alpha2: B [ 82.174487][ T40] WARNING: CPU: 1 PID: 40 at net/wireless/reg.c:420 restore_regulatory_settings+0x338/0x2690 [ 82.184891][ T40] Kernel panic - not syncing: panic_on_warn set ... [ 82.191490][ T40] CPU: 1 PID: 40 Comm: kworker/1:1 Not tainted 5.7.0-syzkaller #0 [ 82.199473][ T40] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.209697][ T40] Workqueue: events_power_efficient crda_timeout_work [ 82.216757][ T40] Call Trace: [ 82.220133][ T40] dump_stack+0x1e9/0x30e [ 82.224662][ T40] panic+0x264/0x7a0 [ 82.228746][ T40] ? __warn+0x102/0x210 [ 82.232915][ T40] ? restore_regulatory_settings+0x338/0x2690 [ 82.238995][ T40] __warn+0x209/0x210 [ 82.243003][ T40] ? restore_regulatory_settings+0x338/0x2690 [ 82.249198][ T40] report_bug+0x1ac/0x2d0 [ 82.253574][ T40] do_error_trap+0xca/0x1c0 [ 82.258086][ T40] do_invalid_op+0x32/0x40 [ 82.262511][ T40] ? restore_regulatory_settings+0x338/0x2690 [ 82.269057][ T40] invalid_op+0x23/0x30 [ 82.273243][ T40] RIP: 0010:restore_regulatory_settings+0x338/0x2690 [ 82.280267][ T40] Code: 7d 04 88 44 24 05 e9 58 01 00 00 e8 f2 5e e0 f9 0f be 74 24 10 0f be 15 db a8 7d 04 48 c7 c7 52 2f 09 89 31 c0 e8 98 4e b2 f9 <0f> 0b 48 8b 1d 4f e7 ce 01 48 85 db 48 b9 00 00 00 00 00 fc ff df [ 82.300430][ T40] RSP: 0018:ffffc90000de7c58 EFLAGS: 00010246 [ 82.307198][ T40] RAX: ec8636a0b25a6500 RBX: 0000000000000000 RCX: ffff8880a956a440 [ 82.315829][ T40] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 82.324436][ T40] RBP: 0000000000000001 R08: ffffffff815cc5d9 R09: ffffed1015d26660 [ 82.332418][ T40] R10: ffffed1015d26660 R11: 0000000000000000 R12: ffff8880a948f000 [ 82.340612][ T40] R13: dffffc0000000000 R14: ffff8880a948f018 R15: ffff8880ae93bc00 [ 82.348608][ T40] ? vprintk_emit+0x339/0x3c0 [ 82.353315][ T40] ? restore_regulatory_settings+0x338/0x2690 [ 82.359404][ T40] crda_timeout_work+0x1c/0x30 [ 82.364305][ T40] process_one_work+0x76e/0xfd0 [ 82.369184][ T40] worker_thread+0xa7f/0x1450 [ 82.373897][ T40] kthread+0x353/0x380 [ 82.378215][ T40] ? rcu_lock_release+0x20/0x20 [ 82.383328][ T40] ? kthread_blkcg+0xd0/0xd0 [ 82.387927][ T40] ret_from_fork+0x24/0x30 [ 82.393969][ T40] Kernel Offset: disabled [ 82.398353][ T40] Rebooting in 86400 seconds..