[[0;32m OK [0m] Started Getty on tty2. [[0;32m OK [0m] Started Serial Getty on ttyS0. [[0;32m OK [0m] Started Getty on tty1. [[0;32m OK [0m] Started getty on tty2-tty6 if dbus and logind are not available. [[0;32m OK [0m] Started OpenBSD Secure Shell server. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.87' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 70.585180][ T2961] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 70.865521][ T2961] usb 1-1: too many configurations: 96, using maximum allowed: 8 [ 71.665417][ T2961] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 71.674459][ T2961] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 71.682946][ T2961] usb 1-1: Product: syz [ 71.687779][ T2961] usb 1-1: Manufacturer: syz [ 71.692406][ T2961] usb 1-1: SerialNumber: syz [ 71.737397][ T2961] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 72.415090][ T2961] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 73.035105][ C0] INFO: trying to register non-static key. [ 73.040917][ C0] The code is fine but needs lockdep annotation, or maybe [ 73.048010][ C0] you didn't initialize this object before use? [ 73.054238][ C0] turning off the locking correctness validator. [ 73.060542][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.14.0-rc7-syzkaller #0 [ 73.068527][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.078570][ C0] Call Trace: [ 73.081836][ C0] <IRQ> [ 73.084662][ C0] dump_stack_lvl+0xcd/0x134 [ 73.089253][ C0] register_lock_class+0xf79/0x10c0 [ 73.094447][ C0] ? mark_lock+0xef/0x17b0 [ 73.098842][ C0] ? mark_lock+0xef/0x17b0 [ 73.103310][ C0] ? is_dynamic_key+0x1a0/0x1a0 [ 73.108202][ C0] ? lock_chain_count+0x20/0x20 [ 73.113045][ C0] ? lock_chain_count+0x20/0x20 [ 73.117883][ C0] __lock_acquire+0x105/0x54a0 [ 73.122653][ C0] ? lock_chain_count+0x20/0x20 [ 73.127494][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 73.133488][ C0] lock_acquire+0x1ab/0x510 [ 73.137996][ C0] ? ath9k_htc_rxep+0x31/0x210 [ 73.142760][ C0] ? lock_release+0x720/0x720 [ 73.147440][ C0] _raw_spin_lock_irqsave+0x39/0x50 [ 73.152639][ C0] ? ath9k_htc_rxep+0x31/0x210 [ 73.157405][ C0] ath9k_htc_rxep+0x31/0x210 [ 73.162001][ C0] ? ath9k_rx_tasklet+0x680/0x680 [ 73.167035][ C0] ath9k_htc_rx_msg+0x2e4/0xb70 [ 73.171903][ C0] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 73.177725][ C0] ath9k_hif_usb_reg_in_cb+0x1ac/0x630 [ 73.183212][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 73.188424][ C0] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 73.194767][ C0] usb_hcd_giveback_urb+0x367/0x410 [ 73.199983][ C0] dummy_timer+0x11f9/0x32b0 [ 73.204594][ C0] ? dummy_dequeue+0x500/0x500 [ 73.209365][ C0] ? dummy_dequeue+0x500/0x500 [ 73.214137][ C0] call_timer_fn+0x1a5/0x6b0 [ 73.218748][ C0] ? add_timer_on+0x4a0/0x4a0 [ 73.223437][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 73.228300][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 73.233505][ C0] ? dummy_dequeue+0x500/0x500 [ 73.238280][ C0] __run_timers.part.0+0x675/0xa20 [ 73.243412][ C0] ? call_timer_fn+0x6b0/0x6b0 [ 73.248194][ C0] ? lapic_next_event+0x4d/0x80 [ 73.253075][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 73.258288][ C0] ? sched_clock_cpu+0x15/0x1f0 [ 73.263157][ C0] run_timer_softirq+0xb3/0x1d0 [ 73.268025][ C0] __do_softirq+0x29b/0x9c2 [ 73.272542][ C0] __irq_exit_rcu+0x16e/0x1c0 [ 73.277232][ C0] irq_exit_rcu+0x5/0x20 [ 73.281505][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 73.287154][ C0] </IRQ> [ 73.290082][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 73.296084][ C0] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 73.301928][ C0] Code: 89 de e8 1d 8f 48 f8 84 db 75 ac e8 d4 88 48 f8 e8 cf b1 4e f8 eb 0c e8 c8 88 48 f8 0f 00 2d 61 3e c2 00 e8 bc 88 48 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 07 8e 48 f8 48 85 db [ 73.321548][ C0] RSP: 0018:ffffffff8b607d60 EFLAGS: 00000293 [ 73.327615][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 73.335602][ C0] RDX: ffffffff8b6bc640 RSI: ffffffff892d2044 RDI: 0000000000000000 [ 73.343575][ C0] RBP: ffff888141991064 R08: 0000000000000001 R09: 0000000000000001 [ 73.351549][ C0] R10: ffffffff817bd238 R11: 0000000000000000 R12: 0000000000000001 [ 73.359513][ C0] R13: ffff888141991000 R14: ffff888141991064 R15: ffff88801a665804 [ 73.367490][ C0] ? trace_hardirqs_on+0x38/0x1c0 [ 73.372520][ C0] ? acpi_idle_do_entry+0x1c4/0x250 [ 73.377730][ C0] acpi_idle_enter+0x361/0x500 [ 73.382499][ C0] cpuidle_enter_state+0x1b1/0xc80 [ 73.387624][ C0] cpuidle_enter+0x4a/0xa0 [ 73.392054][ C0] do_idle+0x3e8/0x590 [ 73.396117][ C0] ? arch_cpu_idle_exit+0x30/0x30 [ 73.401141][ C0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 73.407388][ C0] cpu_startup_entry+0x14/0x20 [ 73.412146][ C0] start_kernel+0x47a/0x49b [ 73.416652][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 73.422569][ C0] BUG: unable to handle page fault for address: ffffffffffffffc8 [ 73.430268][ C0] #PF: supervisor read access in kernel mode [ 73.436230][ C0] #PF: error_code(0x0000) - not-present page [ 73.442196][ C0] PGD b68f067 P4D b68f067 PUD b691067 PMD 0 [ 73.450095][ C0] Oops: 0000 [#1] PREEMPT SMP KASAN [ 73.455282][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.14.0-rc7-syzkaller #0 [ 73.463270][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.473317][ C0] RIP: 0010:ath9k_htc_rxep+0xb5/0x210 [ 73.478690][ C0] Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 c0 84 6c fc 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 dd 8a 6c fc 45 84 ff 75 a8 e8 93 84 [ 73.498299][ C0] RSP: 0018:ffffc900000079b8 EFLAGS: 00010046 [ 73.504393][ C0] RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: 0000000000000100 [ 73.512460][ C0] RDX: ffffffff8b6bc640 RSI: ffffffff85092440 RDI: ffffc90000007928 [ 73.520453][ C0] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 [ 73.528431][ C0] R10: fffff52000000f25 R11: 0000000000000000 R12: ffff8880131bb6d8 [ 73.536403][ C0] R13: ffff8880131bb2a0 R14: ffff8880131bb6e8 R15: ffff88801d4f0aa8 [ 73.544377][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 73.553312][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.559901][ C0] CR2: ffffffffffffffc8 CR3: 00000000370c2000 CR4: 00000000001506f0 [ 73.567878][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.575852][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.583828][ C0] Call Trace: [ 73.587106][ C0] <IRQ> [ 73.589950][ C0] ? ath9k_rx_tasklet+0x680/0x680 [ 73.594980][ C0] ath9k_htc_rx_msg+0x2e4/0xb70 [ 73.599841][ C0] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 73.605571][ C0] ath9k_hif_usb_reg_in_cb+0x1ac/0x630 [ 73.611044][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 73.616259][ C0] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 73.621655][ C0] usb_hcd_giveback_urb+0x367/0x410 [ 73.626863][ C0] dummy_timer+0x11f9/0x32b0 [ 73.631476][ C0] ? dummy_dequeue+0x500/0x500 [ 73.636245][ C0] ? dummy_dequeue+0x500/0x500 [ 73.641012][ C0] call_timer_fn+0x1a5/0x6b0 [ 73.645609][ C0] ? add_timer_on+0x4a0/0x4a0 [ 73.650289][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 73.655138][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 73.660333][ C0] ? dummy_dequeue+0x500/0x500 [ 73.665094][ C0] __run_timers.part.0+0x675/0xa20 [ 73.670220][ C0] ? call_timer_fn+0x6b0/0x6b0 [ 73.674997][ C0] ? lapic_next_event+0x4d/0x80 [ 73.679859][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 73.685065][ C0] ? sched_clock_cpu+0x15/0x1f0 [ 73.689934][ C0] run_timer_softirq+0xb3/0x1d0 [ 73.694800][ C0] __do_softirq+0x29b/0x9c2 [ 73.699314][ C0] __irq_exit_rcu+0x16e/0x1c0 [ 73.704004][ C0] irq_exit_rcu+0x5/0x20 [ 73.708254][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 73.713905][ C0] </IRQ> [ 73.716836][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 73.722999][ C0] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 73.728842][ C0] Code: 89 de e8 1d 8f 48 f8 84 db 75 ac e8 d4 88 48 f8 e8 cf b1 4e f8 eb 0c e8 c8 88 48 f8 0f 00 2d 61 3e c2 00 e8 bc 88 48 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 07 8e 48 f8 48 85 db [ 73.748456][ C0] RSP: 0018:ffffffff8b607d60 EFLAGS: 00000293 [ 73.754527][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 73.762498][ C0] RDX: ffffffff8b6bc640 RSI: ffffffff892d2044 RDI: 0000000000000000 [ 73.770644][ C0] RBP: ffff888141991064 R08: 0000000000000001 R09: 0000000000000001 [ 73.778614][ C0] R10: ffffffff817bd238 R11: 0000000000000000 R12: 0000000000000001 [ 73.786583][ C0] R13: ffff888141991000 R14: ffff888141991064 R15: ffff88801a665804 [ 73.794555][ C0] ? trace_hardirqs_on+0x38/0x1c0 [ 73.799583][ C0] ? acpi_idle_do_entry+0x1c4/0x250 [ 73.804797][ C0] acpi_idle_enter+0x361/0x500 [ 73.809590][ C0] cpuidle_enter_state+0x1b1/0xc80 [ 73.814728][ C0] cpuidle_enter+0x4a/0xa0 [ 73.819157][ C0] do_idle+0x3e8/0x590 [ 73.823230][ C0] ? arch_cpu_idle_exit+0x30/0x30 [ 73.828252][ C0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 73.834494][ C0] cpu_startup_entry+0x14/0x20 [ 73.839252][ C0] start_kernel+0x47a/0x49b [ 73.843758][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 73.849675][ C0] Modules linked in: [ 73.853556][ C0] CR2: ffffffffffffffc8 [ 73.857699][ C0] ---[ end trace c20f79fbf0298621 ]--- [ 73.863140][ C0] RIP: 0010:ath9k_htc_rxep+0xb5/0x210 [ 73.868511][ C0] Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 c0 84 6c fc 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 dd 8a 6c fc 45 84 ff 75 a8 e8 93 84 [ 73.888125][ C0] RSP: 0018:ffffc900000079b8 EFLAGS: 00010046 [ 73.894194][ C0] RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: 0000000000000100 [ 73.902156][ C0] RDX: ffffffff8b6bc640 RSI: ffffffff85092440 RDI: ffffc90000007928 [ 73.910134][ C0] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 [ 73.918095][ C0] R10: fffff52000000f25 R11: 0000000000000000 R12: ffff8880131bb6d8 [ 73.926072][ C0] R13: ffff8880131bb2a0 R14: ffff8880131bb6e8 R15: ffff88801d4f0aa8 [ 73.934046][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 73.942985][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.949589][ C0] CR2: ffffffffffffffc8 CR3: 00000000370c2000 CR4: 00000000001506f0 [ 73.958088][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.966059][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.974038][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 73.982515][ C0] Kernel Offset: disabled [ 73.986865][ C0] Rebooting in 86400 seconds..