[ OK ] Reached target Timers. Starting System Logging Service... Starting getty on tty2-tty6 if dbus and logind are not available... Starting OpenBSD Secure Shell server... [ OK ] Started Regular background program processing daemon. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Found device /dev/ttyS0. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.24' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 72.174633][ T3118] hid-generic 0000:0000:0000.0001: ignoring exceeding usage max [ 72.202807][ T3118] hid-generic 0000:0000:0000.0001: hidraw0: HID v0.00 Device [syz1] on sz1 [ 72.503649][ T7047] INFO: trying to register non-static key. [ 72.509575][ T7047] the code is fine but needs lockdep annotation. [ 72.515881][ T7047] turning off the locking correctness validator. [ 72.522806][ T7047] CPU: 0 PID: 7047 Comm: syz-executor171 Not tainted 5.7.0-rc1-syzkaller #0 [ 72.531505][ T7047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.541910][ T7047] Call Trace: [ 72.545223][ T7047] dump_stack+0x188/0x20d [ 72.549543][ T7047] register_lock_class+0x1664/0x1760 [ 72.554893][ T7047] ? __lock_acquire+0x2184/0x4c50 [ 72.559995][ T7047] ? is_dynamic_key+0x1a0/0x1a0 [ 72.564946][ T7047] ? mark_lock+0x12b/0xf10 [ 72.569525][ T7047] ? is_bpf_text_address+0xcb/0x160 [ 72.575073][ T7047] ? print_usage_bug+0x240/0x240 [ 72.580012][ T7047] __lock_acquire+0x104/0x4c50 [ 72.584847][ T7047] ? __lock_acquire+0x2184/0x4c50 [ 72.594572][ T7047] ? mark_held_locks+0xe0/0xe0 [ 72.599333][ T7047] ? debug_object_activate+0x204/0x480 [ 72.604799][ T7047] ? mark_held_locks+0xe0/0xe0 [ 72.609651][ T7047] ? lock_downgrade+0x840/0x840 [ 72.614616][ T7047] lock_acquire+0x1f2/0x8f0 [ 72.620005][ T7047] ? __wake_up_common_lock+0xb4/0x130 [ 72.625471][ T7047] ? lock_release+0x800/0x800 [ 72.630420][ T7047] ? debug_object_active_state+0x294/0x360 [ 72.636283][ T7047] ? lock_downgrade+0x840/0x840 [ 72.641311][ T7047] _raw_spin_lock_irqsave+0x8c/0xbf [ 72.646671][ T7047] ? __wake_up_common_lock+0xb4/0x130 [ 72.652076][ T7047] __wake_up_common_lock+0xb4/0x130 [ 72.657277][ T7047] ? __wake_up_common+0x650/0x650 [ 72.662324][ T7047] ? _raw_spin_unlock_irqrestore+0x9b/0xe0 [ 72.668115][ T7047] ? fsnotify_parent+0xbf/0x2d0 [ 72.672967][ T7047] ? locks_remove_file+0x329/0x590 [ 72.678059][ T7047] ? uhid_dev_destroy+0x100/0x100 [ 72.683071][ T7047] uhid_dev_destroy+0x6f/0x100 [ 72.687811][ T7047] uhid_char_release+0x4e/0xb0 [ 72.692550][ T7047] __fput+0x33e/0x880 [ 72.696512][ T7047] task_work_run+0xf4/0x1b0 [ 72.701001][ T7047] do_exit+0xb34/0x2dd0 [ 72.705142][ T7047] ? uhid_hid_stop+0x80/0x80 [ 72.709717][ T7047] ? mm_update_next_owner+0x7a0/0x7a0 [ 72.715130][ T7047] ? vfs_write+0x161/0x5d0 [ 72.719645][ T7047] do_group_exit+0x125/0x340 [ 72.724371][ T7047] __x64_sys_exit_group+0x3a/0x50 [ 72.729539][ T7047] do_syscall_64+0xf6/0x7d0 [ 72.734038][ T7047] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.740454][ T7047] RIP: 0033:0x43eef8 [ 72.745118][ T7047] Code: Bad RIP value. [ 72.749398][ T7047] RSP: 002b:00007ffed8574428 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 72.757791][ T7047] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043eef8 [ 72.766459][ T7047] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 72.774444][ T7047] RBP: 00000000004bfa08 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 72.782891][ T7047] R10: 0000000000401b20 R11: 0000000000000246 R12: 0000000000000001 [ 72.790859][ T7047] R13: 00000000006d1180 R14: 0000000000000000 R15: 0000000000000000 [ 72.799372][ T7047] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 72.811268][ T7047] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 72.819767][ T7047] CPU: 0 PID: 7047 Comm: syz-executor171 Not tainted 5.7.0-rc1-syzkaller #0 [ 72.828437][ T7047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.838506][ T7047] RIP: 0010:__wake_up_common+0xdf/0x650 [ 72.844063][ T7047] Code: 05 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 39 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 3d 05 00 00 49 8b 40 18 89 54 24 10 31 db 48 bd [ 72.863782][ T7047] RSP: 0018:ffffc90000f17b70 EFLAGS: 00010046 [ 72.869919][ T7047] RAX: dffffc0000000000 RBX: ffff8880a23f13f8 RCX: 0000000000000000 [ 72.878138][ T7047] RDX: 0000000000000001 RSI: 1ffffffff1512eea RDI: 0000000000000000 [ 72.886659][ T7047] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc90000f17c08 [ 72.894646][ T7047] R10: 0000000000000003 R11: fffff520001e2f68 R12: 0000000000000001 [ 72.902624][ T7047] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 72.910671][ T7047] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 72.919579][ T7047] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.926181][ T7047] CR2: 000000000043eece CR3: 0000000009879000 CR4: 00000000001406f0 [ 72.934697][ T7047] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.942752][ T7047] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.950756][ T7047] Call Trace: [ 72.954105][ T7047] __wake_up_common_lock+0xd0/0x130 [ 72.959323][ T7047] ? __wake_up_common+0x650/0x650 [ 72.964354][ T7047] ? _raw_spin_unlock_irqrestore+0x9b/0xe0 [ 72.970436][ T7047] ? fsnotify_parent+0xbf/0x2d0 [ 72.975286][ T7047] ? locks_remove_file+0x329/0x590 [ 72.981221][ T7047] ? uhid_dev_destroy+0x100/0x100 [ 72.986313][ T7047] uhid_dev_destroy+0x6f/0x100 [ 72.991254][ T7047] uhid_char_release+0x4e/0xb0 [ 72.996024][ T7047] __fput+0x33e/0x880 [ 72.999996][ T7047] task_work_run+0xf4/0x1b0 [ 73.004571][ T7047] do_exit+0xb34/0x2dd0 [ 73.008710][ T7047] ? uhid_hid_stop+0x80/0x80 [ 73.013276][ T7047] ? mm_update_next_owner+0x7a0/0x7a0 [ 73.018758][ T7047] ? vfs_write+0x161/0x5d0 [ 73.023266][ T7047] do_group_exit+0x125/0x340 [ 73.028000][ T7047] __x64_sys_exit_group+0x3a/0x50 [ 73.033210][ T7047] do_syscall_64+0xf6/0x7d0 [ 73.037729][ T7047] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 73.043639][ T7047] RIP: 0033:0x43eef8 [ 73.047526][ T7047] Code: Bad RIP value. [ 73.051835][ T7047] RSP: 002b:00007ffed8574428 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 73.060233][ T7047] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043eef8 [ 73.068231][ T7047] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 73.076223][ T7047] RBP: 00000000004bfa08 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 73.084184][ T7047] R10: 0000000000401b20 R11: 0000000000000246 R12: 0000000000000001 [ 73.092232][ T7047] R13: 00000000006d1180 R14: 0000000000000000 R15: 0000000000000000 [ 73.100187][ T7047] Modules linked in: [ 73.104086][ T7047] ---[ end trace 658233264892ab7f ]--- [ 73.109539][ T7047] RIP: 0010:__wake_up_common+0xdf/0x650 [ 73.115062][ T7047] Code: 05 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 39 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 3d 05 00 00 49 8b 40 18 89 54 24 10 31 db 48 bd [ 73.134730][ T7047] RSP: 0018:ffffc90000f17b70 EFLAGS: 00010046 [ 73.140785][ T7047] RAX: dffffc0000000000 RBX: ffff8880a23f13f8 RCX: 0000000000000000 [ 73.148744][ T7047] RDX: 0000000000000001 RSI: 1ffffffff1512eea RDI: 0000000000000000 [ 73.156692][ T7047] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc90000f17c08 [ 73.164639][ T7047] R10: 0000000000000003 R11: fffff520001e2f68 R12: 0000000000000001 [ 73.172599][ T7047] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 73.180793][ T7047] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 73.189736][ T7047] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.196301][ T7047] CR2: 000000000043eece CR3: 0000000009879000 CR4: 00000000001406f0 [ 73.204614][ T7047] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.212679][ T7047] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.220643][ T7047] Kernel panic - not syncing: Fatal exception [ 73.228292][ T7047] Kernel Offset: disabled [ 73.232661][ T7047] Rebooting in 86400 seconds..