forked to background, child pid 3182 no interfaces have a carrier [ 21.814210][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 21.825812][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.186' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 45.251527][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 45.511565][ T22] usb 1-1: Using ep0 maxpacket: 16 [ 45.651601][ T22] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 1024 [ 45.821603][ T22] usb 1-1: New USB device found, idVendor=1435, idProduct=0826, bcdDevice=1c.50 [ 45.830662][ T22] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 45.838969][ T22] usb 1-1: Product: syz [ 45.843155][ T22] usb 1-1: Manufacturer: syz [ 45.847739][ T22] usb 1-1: SerialNumber: syz [ 45.855938][ T22] usb 1-1: config 0 descriptor?? [ 45.872252][ T3606] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 45.911483][ C1] usb 1-1: RX USB error -71. [ 45.931475][ C1] usb 1-1: RX USB error -71. [ 45.961497][ C1] usb 1-1: RX USB error -71. [ 45.991550][ C1] usb 1-1: RX USB error -71. [ 46.011479][ C1] usb 1-1: RX USB error -71. [ 46.031484][ C1] usb 1-1: RX USB error -71. [ 46.051474][ C1] usb 1-1: RX USB error -71. [ 46.071479][ C1] usb 1-1: RX USB error -71. [ 46.091475][ C1] usb 1-1: RX USB error -71. [ 46.111579][ C1] usb 1-1: RX USB error -71. [ 46.131464][ C1] usb 1-1: RX USB error -71. [ 46.151495][ C1] usb 1-1: RX USB error -71. [ 46.171493][ C1] usb 1-1: RX USB error -71. [ 46.191474][ C1] usb 1-1: RX USB error -71. [ 46.221477][ C1] usb 1-1: RX USB error -71. [ 46.241474][ C1] usb 1-1: RX USB error -71. [ 46.261504][ C1] usb 1-1: RX USB error -71. [ 46.281487][ C1] usb 1-1: RX USB error -71. [ 46.301469][ C1] usb 1-1: RX USB error -71. [ 46.321489][ C1] usb 1-1: RX USB error -71. [ 46.341540][ C1] usb 1-1: RX USB error -71. [ 46.361482][ C1] usb 1-1: RX USB error -71. [ 46.381479][ C1] usb 1-1: RX USB error -71. [ 46.401488][ C1] usb 1-1: RX USB error -71. [ 46.421462][ C1] usb 1-1: RX USB error -71. [ 46.441481][ C1] usb 1-1: RX USB error -71. [ 46.461518][ C1] usb 1-1: RX USB error -71. [ 46.481471][ C1] usb 1-1: RX USB error -71. [ 46.501470][ C1] usb 1-1: RX USB error -71. [ 46.521478][ C1] usb 1-1: RX USB error -71. [ 46.541490][ C1] usb 1-1: RX USB error -71. [ 46.561498][ C1] usb 1-1: RX USB error -71. [ 46.581484][ C1] usb 1-1: RX USB error -71. [ 46.601480][ C1] usb 1-1: RX USB error -71. [ 46.621461][ C1] usb 1-1: RX USB error -71. [ 46.641472][ C1] usb 1-1: RX USB error -71. [ 46.661463][ C1] usb 1-1: RX USB error -71. [ 46.681479][ C1] usb 1-1: RX USB error -71. [ 46.701535][ C1] usb 1-1: RX USB error -71. [ 46.731501][ C1] usb 1-1: RX USB error -71. [ 46.751462][ C1] usb 1-1: RX USB error -71. [ 46.781478][ C1] usb 1-1: RX USB error -71. [ 46.801473][ C1] usb 1-1: RX USB error -71. [ 46.831491][ C1] usb 1-1: RX USB error -71. [ 46.861471][ C1] usb 1-1: RX USB error -71. [ 46.891485][ C1] usb 1-1: RX USB error -71. [ 46.911484][ C1] usb 1-1: RX USB error -71. [ 46.941466][ C1] usb 1-1: RX USB error -71. [ 46.971460][ C1] usb 1-1: RX USB error -71. [ 46.991527][ C1] usb 1-1: RX USB error -71. [ 47.021464][ C1] usb 1-1: RX USB error -71. [ 47.051472][ C1] usb 1-1: RX USB error -71. [ 47.081481][ C1] usb 1-1: RX USB error -71. [ 47.101488][ C1] usb 1-1: RX USB error -71. [ 47.121481][ C1] usb 1-1: RX USB error -71. [ 47.141486][ C1] usb 1-1: RX USB error -71. [ 47.161470][ C1] usb 1-1: RX USB error -71. [ 47.181497][ C1] usb 1-1: RX USB error -71. [ 47.201483][ C1] usb 1-1: RX USB error -71. [ 47.221489][ C1] usb 1-1: RX USB error -71. [ 47.241460][ C1] usb 1-1: RX USB error -71. [ 47.261508][ C1] usb 1-1: RX USB error -71. [ 47.281456][ C1] usb 1-1: RX USB error -71. [ 47.301487][ C1] usb 1-1: RX USB error -71. [ 47.321497][ C1] usb 1-1: RX USB error -71. [ 47.341516][ C1] usb 1-1: RX USB error -71. [ 47.361475][ C1] usb 1-1: RX USB error -71. [ 47.381472][ C1] usb 1-1: RX USB error -71. [ 47.401459][ C1] usb 1-1: RX USB error -71. [ 47.421467][ C1] usb 1-1: RX USB error -71. [ 47.441466][ C1] usb 1-1: RX USB error -71. [ 47.461478][ C1] usb 1-1: RX USB error -71. [ 47.481465][ C1] usb 1-1: RX USB error -71. [ 47.501476][ C1] usb 1-1: RX USB error -71. [ 47.521445][ C1] usb 1-1: RX USB error -71. [ 47.541449][ C1] usb 1-1: RX USB error -71. [ 47.561458][ C1] usb 1-1: RX USB error -71. [ 47.581476][ C1] usb 1-1: RX USB error -71. [ 47.601461][ C1] usb 1-1: RX USB error -71. [ 47.621466][ C1] usb 1-1: RX USB error -71. [ 47.641462][ C1] usb 1-1: RX USB error -71. [ 47.661454][ C1] usb 1-1: RX USB error -71. [ 47.681458][ C1] usb 1-1: RX USB error -71. [ 47.701473][ C1] usb 1-1: RX USB error -71. [ 47.721464][ C1] usb 1-1: RX USB error -71. [ 47.741492][ C1] usb 1-1: RX USB error -71. [ 47.761466][ C1] usb 1-1: RX USB error -71. [ 47.781473][ C1] usb 1-1: RX USB error -71. [ 47.801463][ C1] usb 1-1: RX USB error -71. [ 47.821473][ C1] usb 1-1: RX USB error -71. [ 47.841466][ C1] usb 1-1: RX USB error -71. [ 47.861478][ C1] usb 1-1: RX USB error -71. [ 47.881482][ C1] usb 1-1: RX USB error -71. [ 47.901481][ C1] usb 1-1: RX USB error -71. [ 47.921496][ C1] usb 1-1: RX USB error -71. [ 47.941483][ C1] usb 1-1: RX USB error -71. [ 47.951520][ T22] usb 1-1: timeout waiting for command 01 reply [ 47.957909][ T22] usb 1-1: could not initialize adapter [ 47.963538][ C1] usb 1-1: RX USB error -71. [ 47.981479][ C1] usb 1-1: RX USB error -2. [ 47.986393][ C1] usb 1-1: error -1 when submitting rx urb [ 47.993346][ T22] ar5523: probe of 1-1:0.0 failed with error -110 executing program [ 49.970858][ T22] usb 1-1: USB disconnect, device number 2 [ 49.991481][ C1] ================================================================== [ 49.999563][ C1] BUG: KASAN: null-ptr-deref in ar5523_cmd_tx_cb+0x144/0x240 [ 50.006932][ C1] Read of size 8 at addr 0000000000000010 by task swapper/1/0 [ 50.014361][ C1] [ 50.016662][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-syzkaller-13930-g7ebfc85e2cd7 #0 [ 50.026005][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 50.036209][ C1] Call Trace: [ 50.039467][ C1] [ 50.042293][ C1] dump_stack_lvl+0xcd/0x134 [ 50.046867][ C1] ? ar5523_cmd_tx_cb+0x144/0x240 [ 50.051870][ C1] kasan_report+0xb1/0x1e0 [ 50.056354][ C1] ? ar5523_cmd_tx_cb+0x144/0x240 [ 50.061352][ C1] kasan_check_range+0x13d/0x180 [ 50.066268][ C1] ar5523_cmd_tx_cb+0x144/0x240 [ 50.071095][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 50.076445][ C1] usb_hcd_giveback_urb+0x380/0x430 [ 50.081635][ C1] dummy_timer+0x11ff/0x32c0 [ 50.086224][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.092187][ C1] ? dummy_dequeue+0x500/0x500 [ 50.096935][ C1] ? dummy_dequeue+0x500/0x500 [ 50.101676][ C1] call_timer_fn+0x1a0/0x6b0 [ 50.106243][ C1] ? timer_fixup_activate+0x350/0x350 [ 50.111596][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 50.116425][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 50.121607][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 50.126790][ C1] ? dummy_dequeue+0x500/0x500 [ 50.131534][ C1] __run_timers.part.0+0x674/0xa80 [ 50.136798][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 50.141537][ C1] ? cpuacct_all_seq_show+0x520/0x520 [ 50.146885][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 50.152059][ C1] ? sched_clock_cpu+0x69/0x2b0 [ 50.156886][ C1] run_timer_softirq+0xb3/0x1d0 [ 50.161714][ C1] __do_softirq+0x1d3/0x9c6 [ 50.166194][ C1] __irq_exit_rcu+0x123/0x180 [ 50.170847][ C1] irq_exit_rcu+0x5/0x20 [ 50.175090][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 50.180703][ C1] [ 50.183636][ C1] [ 50.186548][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 50.192506][ C1] RIP: 0010:acpi_safe_halt+0x6f/0xb0 [ 50.197771][ C1] Code: f7 84 db 74 06 5b e9 20 22 fa f7 e8 1b 22 fa f7 e8 46 99 00 f8 eb 0c e8 0f 22 fa f7 0f 00 2d 58 cf d2 00 e8 03 22 fa f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 ce 1e fa f7 48 85 db [ 50.217352][ C1] RSP: 0018:ffffc90000177d20 EFLAGS: 00000293 [ 50.223398][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 50.231349][ C1] RDX: ffff888011a81d80 RSI: ffffffff8981e50d RDI: 0000000000000000 [ 50.239306][ C1] RBP: ffff8880175e1864 R08: 0000000000000001 R09: 0000000000000001 [ 50.247264][ C1] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 50.255213][ C1] R13: 0000000000000001 R14: ffff8880175e1800 R15: ffff888146413804 [ 50.263188][ C1] ? acpi_safe_halt+0x6d/0xb0 [ 50.267845][ C1] acpi_idle_enter+0x524/0x6a0 [ 50.272590][ C1] cpuidle_enter_state+0x1ab/0xd30 [ 50.277770][ C1] cpuidle_enter+0x4a/0xa0 [ 50.282166][ C1] do_idle+0x3e8/0x590 [ 50.286216][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 50.291215][ C1] ? _raw_spin_unlock_irqrestore+0x40/0x70 [ 50.297004][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 50.302182][ C1] cpu_startup_entry+0x14/0x20 [ 50.306921][ C1] start_secondary+0x21d/0x2b0 [ 50.311662][ C1] ? set_cpu_sibling_map+0x2270/0x2270 [ 50.317120][ C1] secondary_startup_64_no_verify+0xce/0xdb [ 50.322995][ C1] [ 50.325991][ C1] ================================================================== [ 50.334024][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 50.340580][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-syzkaller-13930-g7ebfc85e2cd7 #0 [ 50.349921][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 50.359950][ C1] Call Trace: [ 50.363209][ C1] [ 50.366029][ C1] dump_stack_lvl+0xcd/0x134 [ 50.370600][ C1] panic+0x2c8/0x627 [ 50.374472][ C1] ? panic_print_sys_info.part.0+0x10b/0x10b [ 50.380430][ C1] ? secondary_startup_64_no_verify+0xce/0xdb [ 50.386478][ C1] ? ar5523_cmd_tx_cb+0x144/0x240 [ 50.391479][ C1] end_report.part.0+0x3f/0x7c [ 50.396221][ C1] kasan_report.cold+0xa/0xf [ 50.400786][ C1] ? ar5523_cmd_tx_cb+0x144/0x240 [ 50.405787][ C1] kasan_check_range+0x13d/0x180 [ 50.410705][ C1] ar5523_cmd_tx_cb+0x144/0x240 [ 50.415536][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 50.420884][ C1] usb_hcd_giveback_urb+0x380/0x430 [ 50.426059][ C1] dummy_timer+0x11ff/0x32c0 [ 50.430625][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.436590][ C1] ? dummy_dequeue+0x500/0x500 [ 50.441339][ C1] ? dummy_dequeue+0x500/0x500 [ 50.446081][ C1] call_timer_fn+0x1a0/0x6b0 [ 50.450650][ C1] ? timer_fixup_activate+0x350/0x350 [ 50.455998][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 50.460822][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 50.465999][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 50.471175][ C1] ? dummy_dequeue+0x500/0x500 [ 50.475917][ C1] __run_timers.part.0+0x674/0xa80 [ 50.481008][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 50.485751][ C1] ? cpuacct_all_seq_show+0x520/0x520 [ 50.491101][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 50.496277][ C1] ? sched_clock_cpu+0x69/0x2b0 [ 50.501111][ C1] run_timer_softirq+0xb3/0x1d0 [ 50.505941][ C1] __do_softirq+0x1d3/0x9c6 [ 50.510421][ C1] __irq_exit_rcu+0x123/0x180 [ 50.515082][ C1] irq_exit_rcu+0x5/0x20 [ 50.519297][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 50.524909][ C1] [ 50.527818][ C1] [ 50.530724][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 50.536681][ C1] RIP: 0010:acpi_safe_halt+0x6f/0xb0 [ 50.541946][ C1] Code: f7 84 db 74 06 5b e9 20 22 fa f7 e8 1b 22 fa f7 e8 46 99 00 f8 eb 0c e8 0f 22 fa f7 0f 00 2d 58 cf d2 00 e8 03 22 fa f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 ce 1e fa f7 48 85 db [ 50.561530][ C1] RSP: 0018:ffffc90000177d20 EFLAGS: 00000293 [ 50.567572][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 50.575518][ C1] RDX: ffff888011a81d80 RSI: ffffffff8981e50d RDI: 0000000000000000 [ 50.583464][ C1] RBP: ffff8880175e1864 R08: 0000000000000001 R09: 0000000000000001 [ 50.591415][ C1] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 50.599379][ C1] R13: 0000000000000001 R14: ffff8880175e1800 R15: ffff888146413804 [ 50.607332][ C1] ? acpi_safe_halt+0x6d/0xb0 [ 50.611990][ C1] acpi_idle_enter+0x524/0x6a0 [ 50.616729][ C1] cpuidle_enter_state+0x1ab/0xd30 [ 50.621818][ C1] cpuidle_enter+0x4a/0xa0 [ 50.626210][ C1] do_idle+0x3e8/0x590 [ 50.630254][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 50.635252][ C1] ? _raw_spin_unlock_irqrestore+0x40/0x70 [ 50.641036][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 50.646210][ C1] cpu_startup_entry+0x14/0x20 [ 50.650950][ C1] start_secondary+0x21d/0x2b0 [ 50.655690][ C1] ? set_cpu_sibling_map+0x2270/0x2270 [ 50.661122][ C1] secondary_startup_64_no_verify+0xce/0xdb [ 50.666994][ C1] [ 50.670076][ C1] Kernel Offset: disabled [ 50.674387][ C1] Rebooting in 86400 seconds..