[ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 56.527473][ T8161] sshd (8161) used greatest stack depth: 22496 bytes left Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.56' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 71.396261][ T26] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 71.676544][ T26] usb 1-1: too many configurations: 210, using maximum allowed: 8 [ 72.476344][ T26] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 72.485505][ T26] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 72.493943][ T26] usb 1-1: Product: syz [ 72.498437][ T26] usb 1-1: Manufacturer: syz [ 72.503037][ T26] usb 1-1: SerialNumber: syz [ 72.548253][ T26] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 73.166156][ T26] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 73.786195][ C1] INFO: trying to register non-static key. [ 73.792026][ C1] The code is fine but needs lockdep annotation, or maybe [ 73.799121][ C1] you didn't initialize this object before use? [ 73.805330][ C1] turning off the locking correctness validator. [ 73.811631][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.14.0-rc6-syzkaller #0 [ 73.819590][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.829623][ C1] Call Trace: [ 73.832882][ C1] [ 73.835706][ C1] dump_stack_lvl+0xcd/0x134 [ 73.840321][ C1] register_lock_class+0xf79/0x10c0 [ 73.845504][ C1] ? mark_lock+0xef/0x17b0 [ 73.849949][ C1] ? mark_lock+0xef/0x17b0 [ 73.854344][ C1] ? is_dynamic_key+0x1a0/0x1a0 [ 73.859174][ C1] ? lock_chain_count+0x20/0x20 [ 73.864110][ C1] ? lock_chain_count+0x20/0x20 [ 73.868941][ C1] __lock_acquire+0x105/0x54a0 [ 73.873686][ C1] ? lock_chain_count+0x20/0x20 [ 73.878516][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 73.884477][ C1] lock_acquire+0x1ab/0x510 [ 73.888957][ C1] ? ath9k_htc_rxep+0x31/0x210 [ 73.893709][ C1] ? lock_release+0x720/0x720 [ 73.898375][ C1] _raw_spin_lock_irqsave+0x39/0x50 [ 73.903726][ C1] ? ath9k_htc_rxep+0x31/0x210 [ 73.908469][ C1] ath9k_htc_rxep+0x31/0x210 [ 73.913035][ C1] ? ath9k_rx_tasklet+0x680/0x680 [ 73.918039][ C1] ath9k_htc_rx_msg+0x2e4/0xb70 [ 73.922871][ C1] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 73.928571][ C1] ath9k_hif_usb_reg_in_cb+0x1ac/0x630 [ 73.934010][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 73.939190][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 73.944633][ C1] usb_hcd_giveback_urb+0x367/0x410 [ 73.949811][ C1] dummy_timer+0x11f9/0x32b0 [ 73.954385][ C1] ? dummy_dequeue+0x500/0x500 [ 73.959145][ C1] ? dummy_dequeue+0x500/0x500 [ 73.963888][ C1] call_timer_fn+0x1a5/0x6b0 [ 73.968462][ C1] ? add_timer_on+0x4a0/0x4a0 [ 73.973121][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 73.977952][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 73.983130][ C1] ? dummy_dequeue+0x500/0x500 [ 73.987873][ C1] __run_timers.part.0+0x675/0xa20 [ 73.992970][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 73.997716][ C1] ? lapic_next_event+0x4d/0x80 [ 74.002552][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 74.007731][ C1] ? sched_clock_cpu+0x15/0x1f0 [ 74.012576][ C1] run_timer_softirq+0xb3/0x1d0 [ 74.017412][ C1] __do_softirq+0x29b/0x9c2 [ 74.021896][ C1] __irq_exit_rcu+0x16e/0x1c0 [ 74.026563][ C1] irq_exit_rcu+0x5/0x20 [ 74.030788][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 74.036416][ C1] [ 74.039324][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 74.045286][ C1] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 74.051092][ C1] 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 [ 74.070675][ C1] RSP: 0018:ffffc90000d57d18 EFLAGS: 00000293 [ 74.076725][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 74.084683][ C1] RDX: ffff888010a654c0 RSI: ffffffff892d2044 RDI: 0000000000000000 [ 74.092630][ C1] RBP: ffff888140fb0864 R08: 0000000000000001 R09: 0000000000000001 [ 74.100666][ C1] R10: ffffffff817bd238 R11: 0000000000000000 R12: 0000000000000001 [ 74.108614][ C1] R13: ffff888140fb0800 R14: ffff888140fb0864 R15: ffff88801c2f0004 [ 74.116566][ C1] ? trace_hardirqs_on+0x38/0x1c0 [ 74.121574][ C1] ? acpi_idle_do_entry+0x1c4/0x250 [ 74.126769][ C1] ? acpi_idle_do_entry+0x1c4/0x250 [ 74.131951][ C1] acpi_idle_enter+0x361/0x500 [ 74.136701][ C1] cpuidle_enter_state+0x1b1/0xc80 [ 74.141810][ C1] cpuidle_enter+0x4a/0xa0 [ 74.146212][ C1] do_idle+0x3e8/0x590 [ 74.150265][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 74.155267][ C1] ? _raw_spin_unlock_irqrestore+0x31/0x70 [ 74.161054][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 74.166235][ C1] cpu_startup_entry+0x14/0x20 [ 74.170979][ C1] start_secondary+0x265/0x340 [ 74.175721][ C1] ? set_cpu_sibling_map+0x1f70/0x1f70 [ 74.181163][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 74.187488][ C1] BUG: unable to handle page fault for address: ffffffffffffffc8 [ 74.195174][ C1] #PF: supervisor read access in kernel mode [ 74.201140][ C1] #PF: error_code(0x0000) - not-present page [ 74.207095][ C1] PGD b68f067 P4D b68f067 PUD b691067 PMD 0 [ 74.213062][ C1] Oops: 0000 [#1] PREEMPT SMP KASAN [ 74.218237][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.14.0-rc6-syzkaller #0 [ 74.226191][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.236226][ C1] RIP: 0010:ath9k_htc_rxep+0xb5/0x210 [ 74.241582][ C1] 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 [ 74.261166][ C1] RSP: 0018:ffffc90000dc09b8 EFLAGS: 00010046 [ 74.267214][ C1] RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: 0000000000000100 [ 74.275166][ C1] RDX: ffff888010a654c0 RSI: ffffffff85092440 RDI: ffffc90000dc0928 [ 74.283116][ C1] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 [ 74.291070][ C1] R10: fffff520001b8125 R11: 0000000000000000 R12: ffff8880327d36d8 [ 74.299023][ C1] R13: ffff8880327d32a0 R14: ffff8880327d36e8 R15: ffff88801c34eaa8 [ 74.306974][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 74.315888][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.322460][ C1] CR2: ffffffffffffffc8 CR3: 0000000036688000 CR4: 00000000001506e0 [ 74.330413][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.338361][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.346319][ C1] Call Trace: [ 74.349587][ C1] [ 74.352412][ C1] ? ath9k_rx_tasklet+0x680/0x680 [ 74.357418][ C1] ath9k_htc_rx_msg+0x2e4/0xb70 [ 74.362275][ C1] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 74.367996][ C1] ath9k_hif_usb_reg_in_cb+0x1ac/0x630 [ 74.373445][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 74.378675][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 74.384039][ C1] usb_hcd_giveback_urb+0x367/0x410 [ 74.389228][ C1] dummy_timer+0x11f9/0x32b0 [ 74.393812][ C1] ? dummy_dequeue+0x500/0x500 [ 74.398559][ C1] ? dummy_dequeue+0x500/0x500 [ 74.403342][ C1] call_timer_fn+0x1a5/0x6b0 [ 74.407962][ C1] ? add_timer_on+0x4a0/0x4a0 [ 74.412621][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 74.417458][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 74.422650][ C1] ? dummy_dequeue+0x500/0x500 [ 74.427403][ C1] __run_timers.part.0+0x675/0xa20 [ 74.432504][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 74.437256][ C1] ? lapic_next_event+0x4d/0x80 [ 74.442100][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 74.447287][ C1] ? sched_clock_cpu+0x15/0x1f0 [ 74.452128][ C1] run_timer_softirq+0xb3/0x1d0 [ 74.456966][ C1] __do_softirq+0x29b/0x9c2 [ 74.461457][ C1] __irq_exit_rcu+0x16e/0x1c0 [ 74.466122][ C1] irq_exit_rcu+0x5/0x20 [ 74.470352][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 74.475975][ C1] [ 74.478886][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 74.484849][ C1] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 74.490653][ C1] 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 [ 74.510244][ C1] RSP: 0018:ffffc90000d57d18 EFLAGS: 00000293 [ 74.516293][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 74.524298][ C1] RDX: ffff888010a654c0 RSI: ffffffff892d2044 RDI: 0000000000000000 [ 74.532252][ C1] RBP: ffff888140fb0864 R08: 0000000000000001 R09: 0000000000000001 [ 74.540218][ C1] R10: ffffffff817bd238 R11: 0000000000000000 R12: 0000000000000001 [ 74.548172][ C1] R13: ffff888140fb0800 R14: ffff888140fb0864 R15: ffff88801c2f0004 [ 74.556131][ C1] ? trace_hardirqs_on+0x38/0x1c0 [ 74.561142][ C1] ? acpi_idle_do_entry+0x1c4/0x250 [ 74.566416][ C1] ? acpi_idle_do_entry+0x1c4/0x250 [ 74.571641][ C1] acpi_idle_enter+0x361/0x500 [ 74.576396][ C1] cpuidle_enter_state+0x1b1/0xc80 [ 74.581493][ C1] cpuidle_enter+0x4a/0xa0 [ 74.585898][ C1] do_idle+0x3e8/0x590 [ 74.589961][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 74.594968][ C1] ? _raw_spin_unlock_irqrestore+0x31/0x70 [ 74.600757][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 74.605941][ C1] cpu_startup_entry+0x14/0x20 [ 74.610687][ C1] start_secondary+0x265/0x340 [ 74.615431][ C1] ? set_cpu_sibling_map+0x1f70/0x1f70 [ 74.620871][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 74.626775][ C1] Modules linked in: [ 74.630646][ C1] CR2: ffffffffffffffc8 [ 74.634783][ C1] ---[ end trace 723aa171241ed8c0 ]--- [ 74.640212][ C1] RIP: 0010:ath9k_htc_rxep+0xb5/0x210 [ 74.645568][ C1] 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 [ 74.665156][ C1] RSP: 0018:ffffc90000dc09b8 EFLAGS: 00010046 [ 74.671217][ C1] RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: 0000000000000100 [ 74.679169][ C1] RDX: ffff888010a654c0 RSI: ffffffff85092440 RDI: ffffc90000dc0928 [ 74.687139][ C1] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 [ 74.695089][ C1] R10: fffff520001b8125 R11: 0000000000000000 R12: ffff8880327d36d8 [ 74.703040][ C1] R13: ffff8880327d32a0 R14: ffff8880327d36e8 R15: ffff88801c34eaa8 [ 74.711078][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 74.719992][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.726562][ C1] CR2: ffffffffffffffc8 CR3: 0000000036688000 CR4: 00000000001506e0 [ 74.734520][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.742732][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.750682][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 74.757935][ C1] Kernel Offset: disabled [ 74.762341][ C1] Rebooting in 86400 seconds..