[ 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 '10.128.15.213' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 70.875191][ T26] audit: type=1400 audit(1596988743.224:8): avc: denied { execmem } for pid=6853 comm="syz-executor970" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 70.897474][ T5] hid-generic 0000:0000:0000.0001: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 70.937425][ T5] hid-generic 0000:0000:0000.0002: hidraw0: HID v0.00 Device [syz1] on 1 [ 70.959148][ T5] hid-generic 0000:0000:0000.0003: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 70.984318][ T5] hid-generic 0000:0000:0000.0004: hidraw0: HID v0.00 Device [syz1] on 1 [ 71.014345][ T5] hid-generic 0000:0000:0000.0005: hidraw0: HID v0.00 Device [syz1] on 1 executing program [ 71.050276][ T5] hid-generic 0000:0000:0000.0006: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 71.093122][ T5] hid-generic 0000:0000:0000.0007: hidraw0: HID v0.00 Device [syz1] on 1 [ 71.117575][ T5] hid-generic 0000:0000:0000.0008: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 71.141914][ T5] hid-generic 0000:0000:0000.0009: hidraw0: HID v0.00 Device [syz1] on 1 [ 71.171146][ T5] hid-generic 0000:0000:0000.000A: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 71.204708][ T5] hid-generic 0000:0000:0000.000B: hidraw0: HID v0.00 Device [syz1] on 1 [ 71.237201][ T5] hid-generic 0000:0000:0000.000C: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 71.274819][ T5] hid-generic 0000:0000:0000.000D: hidraw0: HID v0.00 Device [syz1] on 1 [ 71.302673][ T2501] hid-generic 0000:0000:0000.000E: hidraw0: HID v0.00 Device [syz1] on 1 executing program executing program [ 71.344045][ T5] hid-generic 0000:0000:0000.000F: hidraw0: HID v0.00 Device [syz1] on 1 [ 71.375108][ T2501] hid-generic 0000:0000:0000.0010: hidraw0: HID v0.00 Device [syz1] on 1 [ 71.412744][ T5] hid-generic 0000:0000:0000.0011: hidraw0: HID v0.00 Device [syz1] on 1 [ 71.424550][ T6967] INFO: trying to register non-static key. [ 71.430354][ T6967] the code is fine but needs lockdep annotation. [ 71.436658][ T6967] turning off the locking correctness validator. [ 71.442965][ T6967] CPU: 1 PID: 6967 Comm: syz-executor970 Not tainted 5.8.0-syzkaller #0 [ 71.451266][ T6967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.461381][ T6967] Call Trace: [ 71.464651][ T6967] dump_stack+0x18f/0x20d [ 71.468993][ T6967] register_lock_class+0x157d/0x1630 [ 71.474251][ T6967] ? unwind_next_frame+0xe3b/0x1f90 [ 71.479424][ T6967] ? is_dynamic_key+0x1a0/0x1a0 [ 71.484250][ T6967] __lock_acquire+0xf9/0x5640 [ 71.488901][ T6967] ? unwind_get_return_address+0x51/0x90 [ 71.494517][ T6967] ? profile_setup.cold+0xc1/0xc1 [ 71.499514][ T6967] ? arch_stack_walk+0x97/0xf0 [ 71.504301][ T6967] ? lockdep_hardirqs_on_prepare+0x530/0x530 [ 71.510259][ T6967] ? exit_fs+0x123/0x170 [ 71.514474][ T6967] ? stack_trace_save+0x8c/0xc0 [ 71.519321][ T6967] ? stack_trace_consume_entry+0x160/0x160 [ 71.525105][ T6967] lock_acquire+0x1f1/0xad0 [ 71.529584][ T6967] ? __wake_up_common_lock+0xb4/0x130 [ 71.534930][ T6967] ? lock_release+0x8e0/0x8e0 [ 71.539581][ T6967] ? lock_acquire+0x1f1/0xad0 [ 71.544234][ T6967] _raw_spin_lock_irqsave+0x8c/0xc0 [ 71.549408][ T6967] ? __wake_up_common_lock+0xb4/0x130 [ 71.554762][ T6967] __wake_up_common_lock+0xb4/0x130 [ 71.559947][ T6967] ? __wake_up_common+0x650/0x650 [ 71.564954][ T6967] ? fcntl_setlk+0xf60/0xf60 [ 71.569526][ T6967] ? lock_is_held_type+0xbb/0xf0 [ 71.574449][ T6967] uhid_char_release+0x9b/0x190 [ 71.579274][ T6967] __fput+0x285/0x920 [ 71.583241][ T6967] ? uhid_dev_create2+0x7c0/0x7c0 [ 71.588237][ T6967] task_work_run+0xdd/0x190 [ 71.592727][ T6967] do_exit+0xb7d/0x29f0 [ 71.596855][ T6967] ? _down_write_nest_lock+0x150/0x150 [ 71.602298][ T6967] ? mm_update_next_owner+0x7a0/0x7a0 [ 71.607655][ T6967] ? lock_is_held_type+0xbb/0xf0 [ 71.612575][ T6967] ? lock_is_held_type+0xbb/0xf0 [ 71.617482][ T6967] do_group_exit+0x125/0x310 [ 71.622055][ T6967] __x64_sys_exit_group+0x3a/0x50 [ 71.627124][ T6967] do_syscall_64+0x2d/0x70 [ 71.631537][ T6967] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 71.637417][ T6967] RIP: 0033:0x43ff68 [ 71.641295][ T6967] Code: Bad RIP value. [ 71.645371][ T6967] RSP: 002b:00007ffd944f3d28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 71.653797][ T6967] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 71.661760][ T6967] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 71.669718][ T6967] RBP: 00000000004bfb90 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 71.677664][ T6967] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000000001 [ 71.685620][ T6967] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 71.693618][ T6967] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 71.705296][ T6967] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 71.713692][ T6967] CPU: 1 PID: 6967 Comm: syz-executor970 Not tainted 5.8.0-syzkaller #0 [ 71.721982][ T6967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.732019][ T6967] RIP: 0010:__wake_up_common+0xdf/0x650 [ 71.737538][ T6967] 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 [ 71.757114][ T6967] RSP: 0018:ffffc90005e67bc8 EFLAGS: 00010046 [ 71.763161][ T6967] RAX: dffffc0000000000 RBX: ffff88808e9413f8 RCX: 0000000000000000 [ 71.771117][ T6967] RDX: 0000000000000001 RSI: 1ffffffff1563b4f RDI: 0000000000000000 [ 71.779065][ T6967] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc90005e67c60 [ 71.787008][ T6967] R10: fffff52000bccf73 R11: 0000000036393654 R12: 0000000000000001 [ 71.794951][ T6967] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 71.802900][ T6967] FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 71.811799][ T6967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.818356][ T6967] CR2: 00000000004bfbc8 CR3: 00000000a824b000 CR4: 00000000001506e0 [ 71.826303][ T6967] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.834249][ T6967] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.842190][ T6967] Call Trace: [ 71.845462][ T6967] __wake_up_common_lock+0xd0/0x130 [ 71.850634][ T6967] ? __wake_up_common+0x650/0x650 [ 71.855633][ T6967] ? fcntl_setlk+0xf60/0xf60 [ 71.860198][ T6967] ? lock_is_held_type+0xbb/0xf0 [ 71.865111][ T6967] uhid_char_release+0x9b/0x190 [ 71.869937][ T6967] __fput+0x285/0x920 [ 71.873903][ T6967] ? uhid_dev_create2+0x7c0/0x7c0 [ 71.878909][ T6967] task_work_run+0xdd/0x190 [ 71.883385][ T6967] do_exit+0xb7d/0x29f0 [ 71.887514][ T6967] ? _down_write_nest_lock+0x150/0x150 [ 71.892958][ T6967] ? mm_update_next_owner+0x7a0/0x7a0 [ 71.898311][ T6967] ? lock_is_held_type+0xbb/0xf0 [ 71.903222][ T6967] ? lock_is_held_type+0xbb/0xf0 [ 71.908132][ T6967] do_group_exit+0x125/0x310 [ 71.912696][ T6967] __x64_sys_exit_group+0x3a/0x50 [ 71.917694][ T6967] do_syscall_64+0x2d/0x70 [ 71.922086][ T6967] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 71.927951][ T6967] RIP: 0033:0x43ff68 [ 71.931814][ T6967] Code: Bad RIP value. [ 71.935851][ T6967] RSP: 002b:00007ffd944f3d28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 71.944233][ T6967] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 71.952524][ T6967] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 71.960473][ T6967] RBP: 00000000004bfb90 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 71.968417][ T6967] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000000001 [ 71.976361][ T6967] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 71.984307][ T6967] Modules linked in: [ 71.988192][ T6967] ---[ end trace 4be04668ff7f9e51 ]--- [ 71.993645][ T6967] RIP: 0010:__wake_up_common+0xdf/0x650 [ 71.999336][ T6967] 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 [ 72.018925][ T6967] RSP: 0018:ffffc90005e67bc8 EFLAGS: 00010046 [ 72.024977][ T6967] RAX: dffffc0000000000 RBX: ffff88808e9413f8 RCX: 0000000000000000 [ 72.032922][ T6967] RDX: 0000000000000001 RSI: 1ffffffff1563b4f RDI: 0000000000000000 [ 72.040876][ T6967] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc90005e67c60 [ 72.048820][ T6967] R10: fffff52000bccf73 R11: 0000000036393654 R12: 0000000000000001 [ 72.056772][ T6967] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 72.064731][ T6967] FS: 0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 72.073643][ T6967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.080209][ T6967] CR2: 00000000004bfbc8 CR3: 00000000a824b000 CR4: 00000000001506e0 [ 72.088154][ T6967] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.096099][ T6967] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.104042][ T6967] Kernel panic - not syncing: Fatal exception [ 72.111080][ T6967] Kernel Offset: disabled [ 72.115413][ T6967] Rebooting in 86400 seconds..