forked to background, child pid 3057 no interfaces have a carrier [ 66.405111][ T3058] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.437247][ T3058] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.142' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 87.582238][ T3168] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 88.102507][ T3168] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 88.111657][ T3168] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 88.119873][ T3168] usb 1-1: Product: syz [ 88.124448][ T3168] usb 1-1: Manufacturer: syz [ 88.129262][ T3168] usb 1-1: SerialNumber: syz [ 88.184013][ T3168] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 88.812427][ T7] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 89.022380][ C0] ===================================================== [ 89.029420][ C0] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x26b/0xba0 [ 89.036655][ C0] ath9k_htc_rx_msg+0x26b/0xba0 [ 89.041529][ C0] ath9k_hif_usb_rx_cb+0x16dd/0x1d00 [ 89.046823][ C0] __usb_hcd_giveback_urb+0x6c6/0x930 [ 89.052259][ C0] usb_hcd_giveback_urb+0x1e2/0x7c0 [ 89.057646][ C0] dummy_timer+0x157a/0x51c0 [ 89.062345][ C0] call_timer_fn+0x81/0x540 [ 89.066865][ C0] expire_timers+0x2f5/0x6d0 [ 89.071470][ C0] __run_timers+0x66b/0x9f0 [ 89.076008][ C0] run_timer_softirq+0x71/0xe0 [ 89.080798][ C0] __do_softirq+0x1ee/0x7c5 [ 89.085344][ C0] invoke_softirq+0xa4/0x130 [ 89.089956][ C0] irq_exit_rcu+0x76/0x130 [ 89.094387][ C0] sysvec_apic_timer_interrupt+0xa2/0xc0 [ 89.100042][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 89.106037][ C0] acpi_idle_enter+0x747/0x820 [ 89.110823][ C0] cpuidle_enter_state+0x9a8/0x1840 [ 89.116040][ C0] cpuidle_enter+0xf4/0x180 [ 89.120569][ C0] do_idle+0x68d/0x840 [ 89.124658][ C0] cpu_startup_entry+0x3c/0x40 [ 89.129533][ C0] rest_init+0x278/0x2e0 [ 89.133794][ C0] arch_call_rest_init+0x13/0x15 [ 89.138803][ C0] start_kernel+0xa96/0xc49 [ 89.143348][ C0] x86_64_start_reservations+0x2a/0x2c [ 89.148914][ C0] x86_64_start_kernel+0xd6/0xdb [ 89.153870][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 89.159789][ C0] [ 89.162110][ C0] Uninit was created at: [ 89.166393][ C0] __kmalloc_node_track_caller+0xe0c/0x1510 [ 89.172316][ C0] __alloc_skb+0x545/0xf90 [ 89.176764][ C0] __netdev_alloc_skb+0x4b9/0x8c0 [ 89.181807][ C0] ath9k_hif_usb_rx_cb+0xe4f/0x1d00 [ 89.187018][ C0] __usb_hcd_giveback_urb+0x6c6/0x930 [ 89.192416][ C0] usb_hcd_giveback_urb+0x1e2/0x7c0 [ 89.197628][ C0] dummy_timer+0x157a/0x51c0 [ 89.202232][ C0] call_timer_fn+0x81/0x540 [ 89.206744][ C0] expire_timers+0x2f5/0x6d0 [ 89.211356][ C0] __run_timers+0x66b/0x9f0 [ 89.215900][ C0] run_timer_softirq+0x71/0xe0 [ 89.220732][ C0] __do_softirq+0x1ee/0x7c5 [ 89.225225][ T116] usb 1-1: USB disconnect, device number 2 [ 89.225365][ C0] [ 89.225376][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.16.0-rc5-syzkaller #0 [ 89.241684][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.251775][ C0] ===================================================== [ 89.258730][ C0] Disabling lock debugging due to kernel taint [ 89.264986][ C0] Kernel panic - not syncing: kmsan.panic set ... [ 89.271397][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 5.16.0-rc5-syzkaller #0 [ 89.280871][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.290942][ C0] Call Trace: [ 89.294251][ C0] [ 89.297113][ C0] dump_stack_lvl+0x1ff/0x28e [ 89.301824][ C0] dump_stack+0x25/0x28 [ 89.306003][ C0] panic+0x487/0xe1f [ 89.309942][ C0] ? add_taint+0x181/0x210 [ 89.314370][ C0] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 89.320211][ C0] kmsan_report+0x2e6/0x2f0 [ 89.324741][ C0] ? __msan_warning+0xb8/0x130 [ 89.329526][ C0] ? ath9k_htc_rx_msg+0x26b/0xba0 [ 89.334582][ C0] ? ath9k_hif_usb_rx_cb+0x16dd/0x1d00 [ 89.340314][ C0] ? __usb_hcd_giveback_urb+0x6c6/0x930 [ 89.345966][ C0] ? usb_hcd_giveback_urb+0x1e2/0x7c0 [ 89.351356][ C0] ? dummy_timer+0x157a/0x51c0 [ 89.356136][ C0] ? call_timer_fn+0x81/0x540 [ 89.360826][ C0] ? expire_timers+0x2f5/0x6d0 [ 89.365614][ C0] ? __run_timers+0x66b/0x9f0 [ 89.370316][ C0] ? run_timer_softirq+0x71/0xe0 [ 89.375276][ C0] ? __do_softirq+0x1ee/0x7c5 [ 89.379969][ C0] ? invoke_softirq+0xa4/0x130 [ 89.384764][ C0] ? irq_exit_rcu+0x76/0x130 [ 89.389378][ C0] ? sysvec_apic_timer_interrupt+0xa2/0xc0 [ 89.395212][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 89.401404][ C0] ? acpi_idle_enter+0x747/0x820 [ 89.406367][ C0] ? cpuidle_enter_state+0x9a8/0x1840 [ 89.411759][ C0] ? cpuidle_enter+0xf4/0x180 [ 89.416460][ C0] ? do_idle+0x68d/0x840 [ 89.420726][ C0] ? cpu_startup_entry+0x3c/0x40 [ 89.425697][ C0] ? rest_init+0x278/0x2e0 [ 89.430135][ C0] ? arch_call_rest_init+0x13/0x15 [ 89.435276][ C0] ? start_kernel+0xa96/0xc49 [ 89.439990][ C0] ? x86_64_start_reservations+0x2a/0x2c [ 89.445660][ C0] ? x86_64_start_kernel+0xd6/0xdb [ 89.450806][ C0] ? secondary_startup_64_no_verify+0xb1/0xbb [ 89.456915][ C0] ? kmsan_get_metadata+0x33/0x220 [ 89.462052][ C0] ? kmsan_get_metadata+0x33/0x220 [ 89.467187][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.473023][ C0] ? __alloc_skb+0xae7/0xf90 [ 89.477637][ C0] ? kmsan_get_metadata+0x33/0x220 [ 89.482774][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.488779][ C0] __msan_warning+0xb8/0x130 [ 89.493387][ C0] ath9k_htc_rx_msg+0x26b/0xba0 [ 89.498274][ C0] ath9k_hif_usb_rx_cb+0x16dd/0x1d00 [ 89.503594][ C0] ? kmsan_get_metadata+0x33/0x220 [ 89.508726][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.514553][ C0] ? ath9k_hif_usb_alloc_urbs+0x1e30/0x1e30 [ 89.520469][ C0] __usb_hcd_giveback_urb+0x6c6/0x930 [ 89.525877][ C0] usb_hcd_giveback_urb+0x1e2/0x7c0 [ 89.531142][ C0] dummy_timer+0x157a/0x51c0 [ 89.535771][ C0] ? kmsan_get_metadata+0x33/0x220 [ 89.540917][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.546763][ C0] ? dummy_free_streams+0x940/0x940 [ 89.551982][ C0] call_timer_fn+0x81/0x540 [ 89.556523][ C0] expire_timers+0x2f5/0x6d0 [ 89.561127][ C0] ? dummy_free_streams+0x940/0x940 [ 89.566348][ C0] __run_timers+0x66b/0x9f0 [ 89.570886][ C0] ? kmsan_get_metadata+0x33/0x220 [ 89.576020][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.581851][ C0] run_timer_softirq+0x71/0xe0 [ 89.586643][ C0] ? migrate_timer_list+0x4f0/0x4f0 [ 89.591869][ C0] __do_softirq+0x1ee/0x7c5 [ 89.596401][ C0] invoke_softirq+0xa4/0x130 [ 89.601016][ C0] irq_exit_rcu+0x76/0x130 [ 89.605451][ C0] sysvec_apic_timer_interrupt+0xa2/0xc0 [ 89.611110][ C0] [ 89.614046][ C0] [ 89.616974][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 89.622976][ C0] RIP: 0010:acpi_idle_enter+0x747/0x820 [ 89.628551][ C0] Code: 83 e0 08 74 0c f7 d3 44 89 e0 21 d8 48 85 c0 74 66 4d 85 e4 75 6e 4c 8b 65 c0 eb 0c e8 22 53 fe fa 0f 00 2d f5 e0 96 09 fb f4 eb 60 44 89 f7 44 89 65 8c e8 ea dd 89 fb 44 8b 65 8c e9 a1 fa [ 89.648173][ C0] RSP: 0018:ffffffff91203b48 EFLAGS: 00000246 [ 89.654248][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 89.662229][ C0] RDX: ffffffff912310c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 89.670304][ C0] RBP: ffffffff91203be0 R08: ffffffff86c8b3d9 R09: ffffffff86c8b27b [ 89.678285][ C0] R10: 0000000000000002 R11: ffffffff912310c0 R12: 0000000000000000 [ 89.686277][ C0] R13: ffffffff91231c00 R14: 0000000000000000 R15: ffff888142835864 [ 89.694277][ C0] ? acpi_idle_enter+0x5bb/0x820 [ 89.699241][ C0] ? acpi_idle_enter+0x719/0x820 [ 89.704221][ C0] ? acpi_idle_enter+0x719/0x820 [ 89.709186][ C0] ? acpi_idle_lpi_enter+0x170/0x170 [ 89.714491][ C0] cpuidle_enter_state+0x9a8/0x1840 [ 89.719730][ C0] cpuidle_enter+0xf4/0x180 [ 89.724259][ C0] do_idle+0x68d/0x840 [ 89.728363][ C0] cpu_startup_entry+0x3c/0x40 [ 89.733152][ C0] rest_init+0x278/0x2e0 [ 89.737419][ C0] arch_call_rest_init+0x13/0x15 [ 89.742383][ C0] start_kernel+0xa96/0xc49 [ 89.746913][ C0] x86_64_start_reservations+0x2a/0x2c [ 89.752396][ C0] x86_64_start_kernel+0xd6/0xdb [ 89.757357][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 89.763283][ C0] [ 89.766551][ C0] Kernel Offset: disabled [ 89.770944][ C0] Rebooting in 86400 seconds..