[ 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 '10.128.0.220' (ECDSA) to the list of known hosts. executing program executing program executing program syzkaller login: [ 53.981736][ T3920] hid-generic 0000:0000:0000.0001: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.006929][ T3920] hid-generic 0000:0000:0000.0002: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.035131][ T2585] hid-generic 0000:0000:0000.0003: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.074584][ T3920] hid-generic 0000:0000:0000.0004: hidraw0: HID v0.00 Device [syz1] on 1 executing program [ 54.101325][ T3920] hid-generic 0000:0000:0000.0005: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.141842][ T3920] hid-generic 0000:0000:0000.0006: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.177826][ T3920] hid-generic 0000:0000:0000.0007: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.202446][ T3920] hid-generic 0000:0000:0000.0008: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.227601][ T3920] hid-generic 0000:0000:0000.0009: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.262278][ T2585] hid-generic 0000:0000:0000.000A: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.290188][ T3920] hid-generic 0000:0000:0000.000B: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.328343][ T3920] hid-generic 0000:0000:0000.000C: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.352872][ T3920] hid-generic 0000:0000:0000.000D: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.375814][ T3920] hid-generic 0000:0000:0000.000E: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.399105][ T3920] hid-generic 0000:0000:0000.000F: hidraw0: HID v0.00 Device [syz1] on 1 executing program [ 54.421738][ T3920] hid-generic 0000:0000:0000.0010: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.449098][ T3920] hid-generic 0000:0000:0000.0011: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.471109][ T3920] hid-generic 0000:0000:0000.0012: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.495547][ T3920] hid-generic 0000:0000:0000.0013: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.522623][ T3920] hid-generic 0000:0000:0000.0014: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 54.554104][ T3920] hid-generic 0000:0000:0000.0015: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.586324][ T3920] hid-generic 0000:0000:0000.0016: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.613119][ T3920] hid-generic 0000:0000:0000.0017: hidraw0: HID v0.00 Device [syz1] on 1 [ 54.626304][ T7003] INFO: trying to register non-static key. [ 54.632102][ T7003] the code is fine but needs lockdep annotation. [ 54.638412][ T7003] turning off the locking correctness validator. [ 54.644727][ T7003] CPU: 0 PID: 7003 Comm: syz-executor141 Not tainted 5.8.0-syzkaller #0 [ 54.653031][ T7003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.663070][ T7003] Call Trace: [ 54.666349][ T7003] dump_stack+0x18f/0x20d [ 54.670665][ T7003] register_lock_class+0x157d/0x1630 [ 54.675922][ T7003] ? unwind_next_frame+0xe3b/0x1f90 [ 54.681127][ T7003] ? is_dynamic_key+0x1a0/0x1a0 [ 54.685987][ T7003] __lock_acquire+0xf9/0x5640 [ 54.690639][ T7003] ? unwind_get_return_address+0x51/0x90 [ 54.696241][ T7003] ? profile_setup.cold+0xc1/0xc1 [ 54.701236][ T7003] ? arch_stack_walk+0x97/0xf0 [ 54.705975][ T7003] ? lockdep_hardirqs_on_prepare+0x530/0x530 [ 54.712099][ T7003] ? exit_fs+0x123/0x170 [ 54.716357][ T7003] ? stack_trace_save+0x8c/0xc0 [ 54.721179][ T7003] ? stack_trace_consume_entry+0x160/0x160 [ 54.726957][ T7003] lock_acquire+0x1f1/0xad0 [ 54.731466][ T7003] ? __wake_up_common_lock+0xb4/0x130 [ 54.736814][ T7003] ? lock_release+0x8e0/0x8e0 [ 54.741469][ T7003] ? lock_acquire+0x1f1/0xad0 [ 54.746129][ T7003] _raw_spin_lock_irqsave+0x8c/0xc0 [ 54.751304][ T7003] ? __wake_up_common_lock+0xb4/0x130 [ 54.756648][ T7003] __wake_up_common_lock+0xb4/0x130 [ 54.761821][ T7003] ? __wake_up_common+0x650/0x650 [ 54.767368][ T7003] ? fcntl_setlk+0xf60/0xf60 [ 54.771937][ T7003] ? lock_is_held_type+0xbb/0xf0 [ 54.776848][ T7003] uhid_char_release+0x9b/0x190 [ 54.781669][ T7003] __fput+0x285/0x920 [ 54.785623][ T7003] ? uhid_dev_create2+0x7c0/0x7c0 [ 54.790621][ T7003] task_work_run+0xdd/0x190 [ 54.795103][ T7003] do_exit+0xb7d/0x29f0 [ 54.799241][ T7003] ? mm_update_next_owner+0x7a0/0x7a0 [ 54.804585][ T7003] ? lock_is_held_type+0xbb/0xf0 [ 54.809493][ T7003] do_group_exit+0x125/0x310 [ 54.814054][ T7003] __x64_sys_exit_group+0x3a/0x50 [ 54.819047][ T7003] do_syscall_64+0x2d/0x70 [ 54.823436][ T7003] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.829297][ T7003] RIP: 0033:0x43ff68 [ 54.833171][ T7003] Code: Bad RIP value. [ 54.837207][ T7003] RSP: 002b:00007ffc2782f468 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 54.845592][ T7003] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 54.853533][ T7003] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 54.861474][ T7003] RBP: 00000000004bfb90 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 54.869445][ T7003] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000000001 [ 54.877387][ T7003] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 54.885353][ T7003] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 54.897044][ T7003] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 54.905423][ T7003] CPU: 0 PID: 7003 Comm: syz-executor141 Not tainted 5.8.0-syzkaller #0 [ 54.913715][ T7003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.923749][ T7003] RIP: 0010:__wake_up_common+0xdf/0x650 [ 54.929263][ T7003] Code: 05 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 3b 3c 24 0f 84 6a 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 01 00 0f 85 40 05 00 00 49 8b 40 18 89 54 24 10 31 db 48 bd [ 54.948836][ T7003] RSP: 0018:ffffc900064efbc8 EFLAGS: 00010046 [ 54.954871][ T7003] RAX: dffffc0000000000 RBX: ffff8880a86393f8 RCX: 0000000000000000 [ 54.962812][ T7003] RDX: 0000000000000001 RSI: 1ffffffff1564947 RDI: 0000000000000000 [ 54.970760][ T7003] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc900064efc60 [ 54.978707][ T7003] R10: fffff52000c9df73 R11: 0000000030303754 R12: 0000000000000001 [ 54.986648][ T7003] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 54.994591][ T7003] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 55.003491][ T7003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.010059][ T7003] CR2: 00000000004bfbc8 CR3: 0000000009a8d000 CR4: 00000000001506f0 [ 55.018003][ T7003] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.026814][ T7003] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.034753][ T7003] Call Trace: [ 55.038020][ T7003] __wake_up_common_lock+0xd0/0x130 [ 55.043267][ T7003] ? __wake_up_common+0x650/0x650 [ 55.048271][ T7003] ? fcntl_setlk+0xf60/0xf60 [ 55.052835][ T7003] ? lock_is_held_type+0xbb/0xf0 [ 55.057750][ T7003] uhid_char_release+0x9b/0x190 [ 55.062582][ T7003] __fput+0x285/0x920 [ 55.066537][ T7003] ? uhid_dev_create2+0x7c0/0x7c0 [ 55.071535][ T7003] task_work_run+0xdd/0x190 [ 55.076013][ T7003] do_exit+0xb7d/0x29f0 [ 55.080143][ T7003] ? mm_update_next_owner+0x7a0/0x7a0 [ 55.085489][ T7003] ? lock_is_held_type+0xbb/0xf0 [ 55.090407][ T7003] do_group_exit+0x125/0x310 [ 55.094993][ T7003] __x64_sys_exit_group+0x3a/0x50 [ 55.099990][ T7003] do_syscall_64+0x2d/0x70 [ 55.104381][ T7003] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.110253][ T7003] RIP: 0033:0x43ff68 [ 55.114120][ T7003] Code: Bad RIP value. [ 55.118157][ T7003] RSP: 002b:00007ffc2782f468 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.126539][ T7003] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 55.134498][ T7003] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 55.142441][ T7003] RBP: 00000000004bfb90 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 55.150385][ T7003] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000000001 [ 55.158336][ T7003] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 55.166280][ T7003] Modules linked in: [ 55.170160][ T7003] ---[ end trace 301899b8d54fcf29 ]--- [ 55.175603][ T7003] RIP: 0010:__wake_up_common+0xdf/0x650 [ 55.181312][ T7003] Code: 05 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 3b 3c 24 0f 84 6a 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 01 00 0f 85 40 05 00 00 49 8b 40 18 89 54 24 10 31 db 48 bd [ 55.200956][ T7003] RSP: 0018:ffffc900064efbc8 EFLAGS: 00010046 [ 55.207018][ T7003] RAX: dffffc0000000000 RBX: ffff8880a86393f8 RCX: 0000000000000000 [ 55.214964][ T7003] RDX: 0000000000000001 RSI: 1ffffffff1564947 RDI: 0000000000000000 [ 55.222923][ T7003] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc900064efc60 [ 55.230872][ T7003] R10: fffff52000c9df73 R11: 0000000030303754 R12: 0000000000000001 [ 55.238813][ T7003] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 55.246759][ T7003] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 55.255665][ T7003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.262220][ T7003] CR2: 00000000004bfbc8 CR3: 0000000009a8d000 CR4: 00000000001506f0 [ 55.270165][ T7003] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.278111][ T7003] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.286056][ T7003] Kernel panic - not syncing: Fatal exception [ 55.293281][ T7003] Kernel Offset: disabled [ 55.297589][ T7003] Rebooting in 86400 seconds..