[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.22' (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 syzkaller login: [ 75.282014][ T9460] ------------[ cut here ]------------ [ 75.287684][ T9460] do not call blocking ops when !TASK_RUNNING; state=8 set at [<00000000052f4998>] ptrace_stop+0x0/0x9e0 [ 75.300898][ T9460] WARNING: CPU: 1 PID: 9460 at kernel/sched/core.c:6883 __might_sleep+0x135/0x190 [ 75.311192][ T9460] Kernel panic - not syncing: panic_on_warn set ... [ 75.317809][ T9460] CPU: 1 PID: 9460 Comm: syz-executor096 Not tainted 5.8.0-rc6-syzkaller #0 [ 75.326842][ T9460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.337574][ T9460] Call Trace: [ 75.340852][ T9460] dump_stack+0x18f/0x20d [ 75.345195][ T9460] panic+0x2e3/0x75c [ 75.349083][ T9460] ? __warn_printk+0xf3/0xf3 [ 75.353669][ T9460] ? __warn.cold+0x5/0x45 [ 75.357984][ T9460] ? __warn+0xd6/0x1f2 [ 75.362036][ T9460] ? __might_sleep+0x135/0x190 [ 75.366782][ T9460] __warn.cold+0x20/0x45 [ 75.371012][ T9460] ? wake_up_klogd.part.0+0x8c/0xc0 [ 75.376191][ T9460] ? __might_sleep+0x135/0x190 [ 75.380937][ T9460] report_bug+0x1bd/0x210 [ 75.385273][ T9460] handle_bug+0x38/0x90 [ 75.389410][ T9460] exc_invalid_op+0x13/0x40 [ 75.393894][ T9460] asm_exc_invalid_op+0x12/0x20 [ 75.398731][ T9460] RIP: 0010:__might_sleep+0x135/0x190 [ 75.404181][ T9460] Code: 65 48 8b 1c 25 00 ff 01 00 48 8d 7b 10 48 89 fe 48 c1 ee 03 80 3c 06 00 75 2b 48 8b 73 10 48 c7 c7 a0 3f 4b 88 e8 2d 1a f5 ff <0f> 0b e9 46 ff ff ff e8 3f 40 63 00 e9 29 ff ff ff e8 35 40 63 00 [ 75.423775][ T9460] RSP: 0018:ffffc90003447c78 EFLAGS: 00010282 [ 75.429824][ T9460] RAX: 0000000000000000 RBX: ffff888091ebc0c0 RCX: 0000000000000000 [ 75.437774][ T9460] RDX: ffff888091ebc0c0 RSI: ffffffff815d4eb7 RDI: fffff52000688f81 [ 75.445731][ T9460] RBP: ffffffff884ab220 R08: 0000000000000001 R09: ffff8880ae7318e7 [ 75.453681][ T9460] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000039 [ 75.461659][ T9460] R13: 0000000000000000 R14: 0000000000000000 R15: ffff888091ebc548 [ 75.469691][ T9460] ? vprintk_func+0x97/0x1a6 [ 75.474280][ T9460] ? __might_sleep+0x135/0x190 [ 75.479029][ T9460] ? schedule+0xe7/0x2a0 [ 75.483255][ T9460] ptrace_stop+0x4e2/0x9e0 [ 75.487743][ T9460] get_signal+0xddc/0x1ee0 [ 75.492149][ T9460] do_signal+0x82/0x2520 [ 75.496378][ T9460] ? __do_sys_wait4+0xb4/0x150 [ 75.501126][ T9460] ? copy_siginfo_to_user32+0xa0/0xa0 [ 75.506741][ T9460] ? __x64_sys_futex+0x378/0x4e0 [ 75.511663][ T9460] ? __x64_sys_futex+0x382/0x4e0 [ 75.516587][ T9460] ? do_futex+0x1a60/0x1a60 [ 75.521077][ T9460] ? __prepare_exit_to_usermode+0xcc/0x1f0 [ 75.526865][ T9460] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 75.532916][ T9460] __prepare_exit_to_usermode+0x156/0x1f0 [ 75.538619][ T9460] do_syscall_64+0x6c/0xe0 [ 75.543035][ T9460] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 75.548905][ T9460] RIP: 0033:0x446819 [ 75.552770][ T9460] Code: Bad RIP value. [ 75.556816][ T9460] RSP: 002b:00007fe5a4b4edb8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d [ 75.565230][ T9460] RAX: fffffffffffffe00 RBX: 00000000006dbc28 RCX: 0000000000446819 [ 75.573182][ T9460] RDX: 0000000080000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 75.581149][ T9460] RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 [ 75.589192][ T9460] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc2c [ 75.597152][ T9460] R13: 00007fff78e4550f R14: 00007fe5a4b4f9c0 R15: 20c49ba5e353f7cf [ 75.606492][ T9460] Kernel Offset: disabled [ 75.610861][ T9460] Rebooting in 86400 seconds..