[ OK ] Started OpenBSD Secure Shell server. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.107' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 39.606963][ T32] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 39.907175][ T32] usb 1-1: too many configurations: 96, using maximum allowed: 8 [ 40.707121][ T32] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 40.716302][ T32] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 40.724361][ T32] usb 1-1: Product: syz [ 40.728594][ T32] usb 1-1: Manufacturer: syz [ 40.733291][ T32] usb 1-1: SerialNumber: syz [ 40.781490][ T32] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 41.406974][ T32] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 42.027882][ C1] INFO: trying to register non-static key. [ 42.033696][ C1] The code is fine but needs lockdep annotation, or maybe [ 42.040776][ C1] you didn't initialize this object before use? [ 42.047004][ C1] turning off the locking correctness validator. [ 42.053301][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.14.0-rc1-syzkaller #0 [ 42.061344][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.071727][ C1] Call Trace: [ 42.075004][ C1] [ 42.077841][ C1] dump_stack_lvl+0xcd/0x134 [ 42.082417][ C1] register_lock_class+0xf79/0x10c0 [ 42.087596][ C1] ? mark_lock+0xef/0x17b0 [ 42.092004][ C1] ? is_dynamic_key+0x1b0/0x1b0 [ 42.096833][ C1] ? lock_chain_count+0x20/0x20 [ 42.101658][ C1] ? lock_chain_count+0x20/0x20 [ 42.106494][ C1] __lock_acquire+0x105/0x54a0 [ 42.111252][ C1] ? lock_chain_count+0x20/0x20 [ 42.116080][ C1] ? lockdep_hardirqs_on_prepare+0x3e0/0x3e0 [ 42.122037][ C1] ? __lock_acquire+0x162f/0x54a0 [ 42.127038][ C1] lock_acquire+0x19d/0x4d0 [ 42.131519][ C1] ? ath9k_htc_rxep+0x31/0x210 [ 42.136303][ C1] ? lock_release+0x6e0/0x6e0 [ 42.140972][ C1] ? lock_acquire+0x19d/0x4d0 [ 42.145627][ C1] ? kcov_remote_start+0xe2/0x430 [ 42.150633][ C1] _raw_spin_lock_irqsave+0x36/0x50 [ 42.155813][ C1] ? ath9k_htc_rxep+0x31/0x210 [ 42.160567][ C1] ath9k_htc_rxep+0x31/0x210 [ 42.165398][ C1] ? ath9k_rx_tasklet+0x680/0x680 [ 42.170415][ C1] ath9k_htc_rx_msg+0x2e4/0xb70 [ 42.175243][ C1] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 42.181393][ C1] ath9k_hif_usb_reg_in_cb+0x1ac/0x630 [ 42.186850][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 42.192231][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 42.197585][ C1] usb_hcd_giveback_urb+0x367/0x410 [ 42.203377][ C1] dummy_timer+0x11f9/0x32b0 [ 42.208384][ C1] ? dummy_dequeue+0x500/0x500 [ 42.213136][ C1] ? dummy_dequeue+0x500/0x500 [ 42.217878][ C1] call_timer_fn+0x1a5/0x630 [ 42.222537][ C1] ? timer_fixup_init+0x60/0x60 [ 42.227802][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 42.232631][ C1] ? _find_next_bit+0x1e3/0x260 [ 42.237483][ C1] ? lockdep_hardirqs_on_prepare+0x129/0x3e0 [ 42.243441][ C1] ? dummy_dequeue+0x500/0x500 [ 42.248194][ C1] __run_timers.part.0+0x675/0xa10 [ 42.253295][ C1] ? call_timer_fn+0x630/0x630 [ 42.258037][ C1] ? lapic_next_event+0x4d/0x80 [ 42.262877][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 42.269124][ C1] ? clockevents_program_event+0x12b/0x370 [ 42.275198][ C1] ? tick_program_event+0xa8/0x130 [ 42.280375][ C1] run_timer_softirq+0x80/0x120 [ 42.285209][ C1] __do_softirq+0x1b0/0x910 [ 42.289696][ C1] __irq_exit_rcu+0x117/0x160 [ 42.295043][ C1] irq_exit_rcu+0x5/0x10 [ 42.299539][ C1] sysvec_apic_timer_interrupt+0x6a/0x90 [ 42.305362][ C1] [ 42.308273][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 42.314236][ C1] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 42.320027][ C1] Code: 89 de e8 cd ed 80 fb 84 db 75 ac e8 94 e6 80 fb e8 5f f2 86 fb eb 0c e8 88 e6 80 fb 0f 00 2d 81 b0 88 00 e8 7c e6 80 fb fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 07 ef 80 fb 48 85 db [ 42.339627][ C1] RSP: 0018:ffffc900000dfd18 EFLAGS: 00000293 [ 42.345677][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 42.353626][ C1] RDX: ffff8881002c0000 RSI: ffffffff85c07ec4 RDI: ffffffff85c07eb1 [ 42.361576][ C1] RBP: ffff888109c62064 R08: 0000000000000001 R09: 0000000000000001 [ 42.369548][ C1] R10: ffffffff81477148 R11: 0000000000000000 R12: 0000000000000001 [ 42.377697][ C1] R13: ffff888109c62000 R14: ffff888109c62064 R15: ffff88810cc1a804 [ 42.385649][ C1] ? trace_hardirqs_on+0x38/0x1a0 [ 42.390665][ C1] ? acpi_idle_do_entry+0x1c4/0x250 [ 42.395846][ C1] ? acpi_idle_do_entry+0x1b1/0x250 [ 42.401055][ C1] ? acpi_idle_do_entry+0x1c4/0x250 [ 42.406232][ C1] acpi_idle_enter+0x355/0x4f0 [ 42.410978][ C1] cpuidle_enter_state+0x1b1/0xc80 [ 42.416087][ C1] cpuidle_enter+0x4a/0xa0 [ 42.420500][ C1] do_idle+0x3dd/0x580 [ 42.424563][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 42.429580][ C1] ? do_idle+0x32b/0x580 [ 42.433799][ C1] cpu_startup_entry+0x14/0x20 [ 42.438627][ C1] start_secondary+0x267/0x340 [ 42.443549][ C1] ? set_cpu_sibling_map+0x1f70/0x1f70 [ 42.449001][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 42.454890][ C1] BUG: unable to handle page fault for address: ffffffffffffffc8 [ 42.462666][ C1] #PF: supervisor read access in kernel mode [ 42.468878][ C1] #PF: error_code(0x0000) - not-present page [ 42.475277][ C1] PGD 7426067 P4D 7426067 PUD 7428067 PMD 0 [ 42.481245][ C1] Oops: 0000 [#1] SMP KASAN [ 42.485725][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.14.0-rc1-syzkaller #0 [ 42.493688][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.503733][ C1] RIP: 0010:ath9k_htc_rxep+0xb5/0x210 [ 42.509086][ C1] Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 f0 64 37 fe 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 fd 6b 37 fe 45 84 ff 75 a8 e8 c3 64 [ 42.528850][ C1] RSP: 0018:ffffc900001489b8 EFLAGS: 00010046 [ 42.534910][ C1] RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: 0000000000000100 [ 42.543147][ C1] RDX: ffff8881002c0000 RSI: ffffffff830a0050 RDI: ffffc90000148928 [ 42.551279][ C1] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 [ 42.559229][ C1] R10: fffff52000029125 R11: 1ffff920000290a0 R12: ffff88811cbbb678 [ 42.567175][ C1] R13: ffff88811cbbb240 R14: ffff88811cbbb688 R15: ffff88810f156aa8 [ 42.575153][ C1] FS: 0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 [ 42.584162][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.590735][ C1] CR2: ffffffffffffffc8 CR3: 0000000119446000 CR4: 00000000001506e0 [ 42.598776][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.606723][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.614672][ C1] Call Trace: [ 42.617964][ C1] [ 42.620801][ C1] ? ath9k_rx_tasklet+0x680/0x680 [ 42.625807][ C1] ath9k_htc_rx_msg+0x2e4/0xb70 [ 42.630636][ C1] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 42.636338][ C1] ath9k_hif_usb_reg_in_cb+0x1ac/0x630 [ 42.641774][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 42.646950][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 42.652300][ C1] usb_hcd_giveback_urb+0x367/0x410 [ 42.657503][ C1] dummy_timer+0x11f9/0x32b0 [ 42.662106][ C1] ? dummy_dequeue+0x500/0x500 [ 42.666868][ C1] ? dummy_dequeue+0x500/0x500 [ 42.671623][ C1] call_timer_fn+0x1a5/0x630 [ 42.676197][ C1] ? timer_fixup_init+0x60/0x60 [ 42.681033][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 42.685865][ C1] ? _find_next_bit+0x1e3/0x260 [ 42.690797][ C1] ? lockdep_hardirqs_on_prepare+0x129/0x3e0 [ 42.696756][ C1] ? dummy_dequeue+0x500/0x500 [ 42.701500][ C1] __run_timers.part.0+0x675/0xa10 [ 42.706602][ C1] ? call_timer_fn+0x630/0x630 [ 42.711359][ C1] ? lapic_next_event+0x4d/0x80 [ 42.716292][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 42.722608][ C1] ? clockevents_program_event+0x12b/0x370 [ 42.728400][ C1] ? tick_program_event+0xa8/0x130 [ 42.733503][ C1] run_timer_softirq+0x80/0x120 [ 42.738345][ C1] __do_softirq+0x1b0/0x910 [ 42.742846][ C1] __irq_exit_rcu+0x117/0x160 [ 42.747509][ C1] irq_exit_rcu+0x5/0x10 [ 42.751728][ C1] sysvec_apic_timer_interrupt+0x6a/0x90 [ 42.757342][ C1] [ 42.760249][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 42.766225][ C1] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 42.772015][ C1] Code: 89 de e8 cd ed 80 fb 84 db 75 ac e8 94 e6 80 fb e8 5f f2 86 fb eb 0c e8 88 e6 80 fb 0f 00 2d 81 b0 88 00 e8 7c e6 80 fb fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 07 ef 80 fb 48 85 db [ 42.791772][ C1] RSP: 0018:ffffc900000dfd18 EFLAGS: 00000293 [ 42.797816][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 42.805763][ C1] RDX: ffff8881002c0000 RSI: ffffffff85c07ec4 RDI: ffffffff85c07eb1 [ 42.813799][ C1] RBP: ffff888109c62064 R08: 0000000000000001 R09: 0000000000000001 [ 42.821747][ C1] R10: ffffffff81477148 R11: 0000000000000000 R12: 0000000000000001 [ 42.829715][ C1] R13: ffff888109c62000 R14: ffff888109c62064 R15: ffff88810cc1a804 [ 42.837836][ C1] ? trace_hardirqs_on+0x38/0x1a0 [ 42.842843][ C1] ? acpi_idle_do_entry+0x1c4/0x250 [ 42.848021][ C1] ? acpi_idle_do_entry+0x1b1/0x250 [ 42.853207][ C1] ? acpi_idle_do_entry+0x1c4/0x250 [ 42.858393][ C1] acpi_idle_enter+0x355/0x4f0 [ 42.863137][ C1] cpuidle_enter_state+0x1b1/0xc80 [ 42.868235][ C1] cpuidle_enter+0x4a/0xa0 [ 42.872630][ C1] do_idle+0x3dd/0x580 [ 42.876676][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 42.881772][ C1] ? do_idle+0x32b/0x580 [ 42.885990][ C1] cpu_startup_entry+0x14/0x20 [ 42.890730][ C1] start_secondary+0x267/0x340 [ 42.895473][ C1] ? set_cpu_sibling_map+0x1f70/0x1f70 [ 42.900916][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 42.906800][ C1] Modules linked in: [ 42.910678][ C1] CR2: ffffffffffffffc8 [ 42.914822][ C1] ---[ end trace e10a5f9e93bdf42c ]--- [ 42.920268][ C1] RIP: 0010:ath9k_htc_rxep+0xb5/0x210 [ 42.925717][ C1] Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 f0 64 37 fe 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 fd 6b 37 fe 45 84 ff 75 a8 e8 c3 64 [ 42.945302][ C1] RSP: 0018:ffffc900001489b8 EFLAGS: 00010046 [ 42.951431][ C1] RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: 0000000000000100 [ 42.959514][ C1] RDX: ffff8881002c0000 RSI: ffffffff830a0050 RDI: ffffc90000148928 [ 42.967463][ C1] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 [ 42.975593][ C1] R10: fffff52000029125 R11: 1ffff920000290a0 R12: ffff88811cbbb678 [ 42.983804][ C1] R13: ffff88811cbbb240 R14: ffff88811cbbb688 R15: ffff88810f156aa8 [ 42.991850][ C1] FS: 0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 [ 43.000756][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.007330][ C1] CR2: ffffffffffffffc8 CR3: 0000000119446000 CR4: 00000000001506e0 [ 43.015281][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.023239][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.031199][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 43.039819][ C1] Kernel Offset: disabled [ 43.044131][ C1] Rebooting in 86400 seconds..