[ OK ] Started OpenBSD Secure Shell server. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.29' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 58.842781][ T8420] syz-executor091 uses obsolete (PF_INET,SOCK_PACKET) [ 58.872185][ T8423] ------------[ cut here ]------------ [ 58.877841][ T8423] wlan0: Failed check-sdata-in-driver check, flags: 0x0 [ 58.885783][ T8423] WARNING: CPU: 0 PID: 8423 at net/mac80211/driver-ops.c:97 drv_remove_interface+0x14c/0x190 [ 58.896182][ T8423] Modules linked in: [ 58.900120][ T8423] CPU: 0 PID: 8423 Comm: syz-executor091 Not tainted 5.11.0-rc7-syzkaller #0 [ 58.910054][ T8423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.920344][ T8423] RIP: 0010:drv_remove_interface+0x14c/0x190 [ 58.926438][ T8423] Code: df f8 49 8b 87 40 06 00 00 49 81 c7 60 06 00 00 48 85 c0 4c 0f 45 f8 48 c7 c7 60 88 ef 8a 4c 89 fe 89 ea 31 c0 e8 e4 5c 6b f8 <0f> 0b e9 22 ff ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c e8 fe [ 58.946191][ T8423] RSP: 0018:ffffc9000d957a70 EFLAGS: 00010246 [ 58.952360][ T8423] RAX: 84e78f97573d2f00 RBX: 1ffff110039a0242 RCX: ffff8880208d1bc0 [ 58.960345][ T8423] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 58.968426][ T8423] RBP: 0000000000000000 R08: ffffffff815fb522 R09: ffffed10173860b8 [ 58.976852][ T8423] R10: ffffed10173860b8 R11: 0000000000000000 R12: dffffc0000000000 [ 58.985348][ T8423] R13: ffff88801cd01210 R14: ffff88801ccd8c80 R15: ffff88801cd00000 [ 58.993410][ T8423] FS: 00007f570de37700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 59.002449][ T8423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.009473][ T8423] CR2: 00007f570de36278 CR3: 0000000021ca8000 CR4: 00000000001506f0 [ 59.017510][ T8423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.029069][ T8423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.037261][ T8423] Call Trace: [ 59.040555][ T8423] ieee80211_do_stop+0x1880/0x1e90 [ 59.046048][ T8423] ? dev_deactivate_many+0xf0a/0xf20 [ 59.051488][ T8423] ieee80211_stop+0x1d/0x30 [ 59.058706][ T8423] ? ieee80211_open+0x160/0x160 [ 59.063853][ T8423] __dev_close_many+0x2b2/0x390 [ 59.068804][ T8423] __dev_change_flags+0x2fe/0x6f0 [ 59.073932][ T8423] dev_change_flags+0x85/0x190 [ 59.078767][ T8423] devinet_ioctl+0x908/0x1df0 [ 59.083610][ T8423] inet_ioctl+0x240/0x2e0 [ 59.088053][ T8423] sock_do_ioctl+0x7b/0x260 [ 59.092699][ T8423] sock_ioctl+0x416/0x5f0 [ 59.097049][ T8423] ? bpf_lsm_file_ioctl+0x5/0x10 [ 59.102117][ T8423] ? sock_poll+0x400/0x400 [ 59.106542][ T8423] __se_sys_ioctl+0xfb/0x170 [ 59.111294][ T8423] do_syscall_64+0x2d/0x70 [ 59.115741][ T8423] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.121853][ T8423] RIP: 0033:0x446549 [ 59.125763][ T8423] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 59.145460][ T8423] RSP: 002b:00007f570de372f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 59.153972][ T8423] RAX: ffffffffffffffda RBX: 00000000004cc440 RCX: 0000000000446549 [ 59.162022][ T8423] RDX: 0000000020001000 RSI: 0000000000008914 RDI: 0000000000000003 [ 59.170105][ T8423] RBP: 000000000049bff8 R08: 0000000000000000 R09: 0000000000000000 [ 59.178156][ T8423] R10: 0000000000000000 R11: 0000000000000246 R12: 0031313230386c6e [ 59.186231][ T8423] R13: 1102080006000a00 R14: 0003005296000000 R15: 00000000004cc448 [ 59.194296][ T8423] Kernel panic - not syncing: panic_on_warn set ... [ 59.200879][ T8423] CPU: 0 PID: 8423 Comm: syz-executor091 Not tainted 5.11.0-rc7-syzkaller #0 [ 59.209624][ T8423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.219675][ T8423] Call Trace: [ 59.222945][ T8423] dump_stack+0x137/0x1be [ 59.227305][ T8423] ? panic+0x1f3/0x800 [ 59.231369][ T8423] panic+0x291/0x800 [ 59.235262][ T8423] ? __warn+0x13e/0x270 [ 59.239406][ T8423] __warn+0x26a/0x270 [ 59.243372][ T8423] ? drv_remove_interface+0x14c/0x190 [ 59.248785][ T8423] ? drv_remove_interface+0x14c/0x190 [ 59.254159][ T8423] report_bug+0x1b1/0x2e0 [ 59.258479][ T8423] handle_bug+0x3d/0x70 [ 59.262619][ T8423] exc_invalid_op+0x16/0x40 [ 59.267105][ T8423] asm_exc_invalid_op+0x12/0x20 [ 59.271939][ T8423] RIP: 0010:drv_remove_interface+0x14c/0x190 [ 59.277928][ T8423] Code: df f8 49 8b 87 40 06 00 00 49 81 c7 60 06 00 00 48 85 c0 4c 0f 45 f8 48 c7 c7 60 88 ef 8a 4c 89 fe 89 ea 31 c0 e8 e4 5c 6b f8 <0f> 0b e9 22 ff ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c e8 fe [ 59.297517][ T8423] RSP: 0018:ffffc9000d957a70 EFLAGS: 00010246 [ 59.303586][ T8423] RAX: 84e78f97573d2f00 RBX: 1ffff110039a0242 RCX: ffff8880208d1bc0 [ 59.311544][ T8423] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 59.319498][ T8423] RBP: 0000000000000000 R08: ffffffff815fb522 R09: ffffed10173860b8 [ 59.327453][ T8423] R10: ffffed10173860b8 R11: 0000000000000000 R12: dffffc0000000000 [ 59.335409][ T8423] R13: ffff88801cd01210 R14: ffff88801ccd8c80 R15: ffff88801cd00000 [ 59.343390][ T8423] ? wake_up_klogd+0xb2/0xf0 [ 59.347997][ T8423] ieee80211_do_stop+0x1880/0x1e90 [ 59.353107][ T8423] ? dev_deactivate_many+0xf0a/0xf20 [ 59.358384][ T8423] ieee80211_stop+0x1d/0x30 [ 59.362886][ T8423] ? ieee80211_open+0x160/0x160 [ 59.367731][ T8423] __dev_close_many+0x2b2/0x390 [ 59.372581][ T8423] __dev_change_flags+0x2fe/0x6f0 [ 59.377599][ T8423] dev_change_flags+0x85/0x190 [ 59.382350][ T8423] devinet_ioctl+0x908/0x1df0 [ 59.387021][ T8423] inet_ioctl+0x240/0x2e0 [ 59.391391][ T8423] sock_do_ioctl+0x7b/0x260 [ 59.395884][ T8423] sock_ioctl+0x416/0x5f0 [ 59.400307][ T8423] ? bpf_lsm_file_ioctl+0x5/0x10 [ 59.405232][ T8423] ? sock_poll+0x400/0x400 [ 59.409632][ T8423] __se_sys_ioctl+0xfb/0x170 [ 59.414221][ T8423] do_syscall_64+0x2d/0x70 [ 59.418625][ T8423] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.424502][ T8423] RIP: 0033:0x446549 [ 59.428403][ T8423] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 59.448079][ T8423] RSP: 002b:00007f570de372f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 59.456490][ T8423] RAX: ffffffffffffffda RBX: 00000000004cc440 RCX: 0000000000446549 [ 59.464447][ T8423] RDX: 0000000020001000 RSI: 0000000000008914 RDI: 0000000000000003 [ 59.472402][ T8423] RBP: 000000000049bff8 R08: 0000000000000000 R09: 0000000000000000 [ 59.480359][ T8423] R10: 0000000000000000 R11: 0000000000000246 R12: 0031313230386c6e [ 59.488312][ T8423] R13: 1102080006000a00 R14: 0003005296000000 R15: 00000000004cc448 [ 59.497363][ T8423] Kernel Offset: disabled [ 59.501799][ T8423] Rebooting in 86400 seconds..