Warning: Permanently added '10.128.10.26' (ECDSA) to the list of known hosts. executing program [ 419.328786][ T95] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 419.418965][ T95] usb 1-1: Using ep0 maxpacket: 32 [ 419.538814][ T95] usb 1-1: config 0 has an invalid interface number: 1 but max is 0 [ 419.547566][ T95] usb 1-1: config 0 has no interface number 0 [ 419.554070][ T95] usb 1-1: New USB device found, idVendor=0e41, idProduct=5051, bcdDevice=d5.e8 [ 419.563165][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 419.577413][ T95] usb 1-1: config 0 descriptor?? [ 419.625080][ T95] snd_usb_pod 1-1:0.1: Line 6 Pocket POD found [ 419.828820][ T95] snd_usb_pod 1-1:0.1: set_interface failed [ 419.834986][ T95] snd_usb_pod 1-1:0.1: Line 6 Pocket POD now disconnected [ 419.842741][ T95] snd_usb_pod: probe of 1-1:0.1 failed with error -71 [ 419.851624][ T95] usb 1-1: USB disconnect, device number 2 [ 420.418635][ T95] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 420.508775][ T95] usb 1-1: Using ep0 maxpacket: 32 [ 420.628728][ T95] usb 1-1: config 0 has an invalid interface number: 1 but max is 0 [ 420.637059][ T95] usb 1-1: config 0 has no interface number 0 [ 420.644415][ T95] usb 1-1: New USB device found, idVendor=0e41, idProduct=5051, bcdDevice=d5.e8 [ 420.653518][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 420.663070][ T95] usb 1-1: config 0 descriptor?? [ 420.700978][ T95] snd_usb_pod 1-1:0.1: Line 6 Pocket POD found [ 420.919629][ T95] snd_usb_pod 1-1:0.1: Line 6 Pocket POD now attached [ 421.574827][ T1802] udc-core: couldn't find an available UDC or it's busy [ 421.581887][ T1802] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 421.590793][ T83] usb 1-1: USB disconnect, device number 3 [ 561.951606][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor692:1802] [ 561.961242][ C1] Modules linked in: [ 561.965399][ C1] irq event stamp: 28574 [ 561.969749][ C1] hardirqs last enabled at (28573): [] trace_hardirqs_on_thunk+0x1a/0x1c [ 561.980535][ C1] hardirqs last disabled at (28574): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 561.990899][ C1] softirqs last enabled at (24994): [] __do_softirq+0x673/0x950 [ 562.000303][ C1] softirqs last disabled at (24977): [] irq_exit+0x178/0x1a0 [ 562.010257][ C1] CPU: 1 PID: 1802 Comm: syz-executor692 Not tainted 5.6.0-rc5-syzkaller #0 [ 562.019101][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 562.029289][ C1] RIP: 0010:smp_call_function_single+0x2cf/0x3a0 [ 562.035618][ C1] Code: 5f 5d c3 e8 53 62 0a 00 48 8b 54 24 08 4c 89 f9 8b 7c 24 14 48 8d 74 24 40 e8 cd f9 ff ff 41 89 c4 eb 07 e8 33 62 0a 00 f3 90 <8b> 5c 24 58 31 ff 83 e3 01 89 de e8 c1 63 0a 00 85 db 75 e5 e8 18 [ 562.055215][ C1] RSP: 0018:ffff8881cd01f7a0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 562.063636][ C1] RAX: ffff8881ce8b3100 RBX: 0000000000000001 RCX: ffffffff8134f3bf [ 562.072038][ C1] RDX: 0000000000000000 RSI: ffffffff8134f3ad RDI: 0000000000000005 [ 562.080021][ C1] RBP: ffff8881cd01f880 R08: ffff8881ce8b3100 R09: 0000000000000000 [ 562.088332][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 562.096295][ C1] R13: 0000000000000001 R14: ffff8881ce967440 R15: ffff8881db333e00 [ 562.104261][ C1] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 562.113280][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 562.119860][ C1] CR2: 00007f3d369a9000 CR3: 0000000007021000 CR4: 00000000001406e0 [ 562.129564][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 562.137617][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 562.145579][ C1] Call Trace: [ 562.148970][ C1] ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0 [ 562.155472][ C1] ? generic_exec_single+0x370/0x370 [ 562.160768][ C1] ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0 [ 562.167549][ C1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 562.172953][ C1] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 562.178855][ C1] smp_call_function_many_cond+0x25e/0x900 [ 562.184670][ C1] ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0 [ 562.192256][ C1] ? native_flush_tlb_others+0x3c9/0x4b0 [ 562.198330][ C1] flush_tlb_mm_range+0x1e8/0x3e0 [ 562.203420][ C1] tlb_flush_mmu+0x274/0x630 [ 562.208024][ C1] tlb_finish_mmu+0x93/0x420 [ 562.212623][ C1] exit_mmap+0x298/0x4d0 [ 562.216860][ C1] ? __ia32_sys_munmap+0x80/0x80 [ 562.221791][ C1] mmput+0xce/0x3d0 [ 562.225595][ C1] do_exit+0xa83/0x2c80 [ 562.229832][ C1] ? find_held_lock+0x2d/0x110 [ 562.234599][ C1] ? mm_update_next_owner+0x7a0/0x7a0 [ 562.239983][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 562.244936][ C1] do_group_exit+0x125/0x340 [ 562.249606][ C1] get_signal+0x480/0x2470 [ 562.254069][ C1] do_signal+0x88/0x1490 [ 562.258313][ C1] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 562.264116][ C1] ? lockdep_hardirqs_on+0x382/0x580 [ 562.269395][ C1] ? setup_sigcontext+0x820/0x820 [ 562.274480][ C1] ? raw_ioctl+0x193/0x1a70 [ 562.279009][ C1] ? ksys_dup3+0x3c0/0x3c0 [ 562.283852][ C1] ? raw_open+0x470/0x470 [ 562.288197][ C1] exit_to_usermode_loop+0x1a2/0x200 [ 562.293512][ C1] do_syscall_64+0x4e0/0x5a0 [ 562.298115][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 562.304009][ C1] RIP: 0033:0x44a017 [ 562.307988][ C1] Code: Bad RIP value. [ 562.312064][ C1] RSP: 002b:00007f2e800fccf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 562.320472][ C1] RAX: fffffffffffffffc RBX: 0000000000000004 RCX: 000000000044a017 [ 562.328438][ C1] RDX: 00007f2e800fdd20 RSI: 0000000080085502 RDI: 0000000000000004 [ 562.336412][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000000000b [ 562.344634][ C1] R10: 0000000000000011 R11: 0000000000000246 R12: 00007f2e800fcd18 [ 562.352616][ C1] R13: 00007f2e800fdd28 R14: 0000000000000036 R15: 00000000000000e7 [ 562.360589][ C1] Sending NMI from CPU 1 to CPUs 0: [ 562.366822][ C1] NMI backtrace for cpu 0 [ 562.366829][ C1] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.6.0-rc5-syzkaller #0 [ 562.366836][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 562.366841][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x55/0x60 [ 562.366856][ C1] Code: 90 b0 12 00 00 83 fa 02 75 20 48 8b 88 b8 12 00 00 8b 80 b4 12 00 00 48 8b 11 48 83 c2 01 48 39 d0 76 07 48 89 34 d1 48 89 11 66 2e 0f 1f 84 00 00 00 00 00 65 4c 8b 04 25 00 0f 02 00 65 8b [ 562.366861][ C1] RSP: 0018:ffff8881db2099d8 EFLAGS: 00000046 [ 562.366869][ C1] RAX: ffffffff8702cc40 RBX: 0000000000000000 RCX: ffffffff84ba5dde [ 562.366876][ C1] RDX: 0000000000000101 RSI: ffffffff84ba5dec RDI: 0000000000000004 [ 562.366882][ C1] RBP: ffff8881d49f48a0 R08: ffffffff8702cc40 R09: ffffed103a93e941 [ 562.366888][ C1] R10: ffffed103a93e940 R11: ffff8881d49f4a00 R12: 000000000000001b [ 562.366894][ C1] R13: 0000000000000025 R14: 00000000000003db R15: 0000000000000001 [ 562.366901][ C1] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 562.366906][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 562.366912][ C1] CR2: 00007f3d369a9000 CR3: 00000001d0f3d000 CR4: 00000000001406f0 [ 562.366919][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 562.366925][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 562.366928][ C1] Call Trace: [ 562.366930][ C1] [ 562.366935][ C1] line6_midibuf_read+0x44c/0xa30 [ 562.366939][ C1] line6_data_received+0x318/0x520 [ 562.366942][ C1] ? device_id_show+0x80/0x80 [ 562.366947][ C1] __usb_hcd_giveback_urb+0x29a/0x550 [ 562.366951][ C1] usb_hcd_giveback_urb+0x368/0x420 [ 562.366955][ C1] dummy_timer+0x1258/0x32ae [ 562.366959][ C1] ? dummy_udc_probe+0x930/0x930 [ 562.366963][ C1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 562.366967][ C1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 562.366971][ C1] call_timer_fn+0x195/0x6f0 [ 562.366975][ C1] ? dummy_udc_probe+0x930/0x930 [ 562.366980][ C1] ? msleep_interruptible+0x130/0x130 [ 562.366984][ C1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 562.366988][ C1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 562.366993][ C1] ? _raw_spin_unlock_irq+0x1f/0x30 [ 562.366997][ C1] ? dummy_udc_probe+0x930/0x930 [ 562.367001][ C1] run_timer_softirq+0x5f9/0x1500 [ 562.367005][ C1] ? add_timer+0x7a0/0x7a0 [ 562.367009][ C1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 562.367013][ C1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 562.367017][ C1] __do_softirq+0x21e/0x950 [ 562.367021][ C1] irq_exit+0x178/0x1a0 [ 562.367025][ C1] smp_apic_timer_interrupt+0x141/0x540 [ 562.367029][ C1] apic_timer_interrupt+0xf/0x20 [ 562.367032][ C1] [ 562.367036][ C1] RIP: 0010:default_idle+0x28/0x300 [ 562.367050][ C1] Code: cc cc 41 56 41 55 65 44 8b 2d 44 77 72 7a 41 54 55 53 0f 1f 44 00 00 e8 b6 62 b5 fb e9 07 00 00 00 0f 00 2d ea 0c 53 00 fb f4 <65> 44 8b 2d 20 77 72 7a 0f 1f 44 00 00 5b 5d 41 5c 41 5d 41 5e c3 [ 562.367055][ C1] RSP: 0018:ffffffff87007d80 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 562.367065][ C1] RAX: 0000000000000007 RBX: ffffffff8702cc40 RCX: 0000000000000000 [ 562.367072][ C1] RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffffffff8702d48c [ 562.367078][ C1] RBP: fffffbfff0e05988 R08: ffffffff8702cc40 R09: 0000000000000000 [ 562.367084][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 562.367090][ C1] R13: 0000000000000000 R14: ffffffff87e607c0 R15: 0000000000000000 [ 562.367094][ C1] do_idle+0x3e0/0x500 [ 562.367098][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 562.367101][ C1] ? schedule+0xe1/0x2b0 [ 562.367105][ C1] cpu_startup_entry+0x14/0x20 [ 562.367109][ C1] start_kernel+0xe16/0xe5a [ 562.367113][ C1] ? mem_encrypt_init+0x5/0x5 [ 562.367116][ C1] ? x86_family+0x3d/0x50 [ 562.367120][ C1] ? load_ucode_bsp+0x23d/0x27d [ 562.367125][ C1] secondary_startup_64+0xb6/0xc0 [ 562.367134][ C1] Kernel panic - not syncing: softlockup: hung tasks [ 562.759130][ C1] CPU: 1 PID: 1802 Comm: syz-executor692 Tainted: G L 5.6.0-rc5-syzkaller #0 [ 562.769180][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 562.779224][ C1] Call Trace: [ 562.782516][ C1] [ 562.785369][ C1] dump_stack+0xef/0x16e [ 562.789608][ C1] panic+0x2aa/0x6e1 [ 562.793496][ C1] ? add_taint.cold+0x16/0x16 [ 562.798167][ C1] ? cpumask_next+0x3c/0x40 [ 562.802731][ C1] ? printk_safe_flush+0xd9/0x120 [ 562.808446][ C1] ? watchdog_timer_fn.cold+0xee/0x134 [ 562.813897][ C1] ? watchdog_timer_fn.cold+0xe5/0x134 [ 562.819350][ C1] watchdog_timer_fn.cold+0xff/0x134 [ 562.824630][ C1] __hrtimer_run_queues+0x32c/0xd20 [ 562.830285][ C1] ? lockup_detector_update_enable+0x90/0x90 [ 562.836274][ C1] ? hrtimer_init+0x2e0/0x2e0 [ 562.841020][ C1] ? ktime_get_update_offsets_now+0x24c/0x320 [ 562.847089][ C1] hrtimer_interrupt+0x2e8/0x730 [ 562.852024][ C1] smp_apic_timer_interrupt+0xfe/0x540 [ 562.857478][ C1] apic_timer_interrupt+0xf/0x20 [ 562.862521][ C1] [ 562.865466][ C1] RIP: 0010:smp_call_function_single+0x2cf/0x3a0 [ 562.871791][ C1] Code: 5f 5d c3 e8 53 62 0a 00 48 8b 54 24 08 4c 89 f9 8b 7c 24 14 48 8d 74 24 40 e8 cd f9 ff ff 41 89 c4 eb 07 e8 33 62 0a 00 f3 90 <8b> 5c 24 58 31 ff 83 e3 01 89 de e8 c1 63 0a 00 85 db 75 e5 e8 18 [ 562.892886][ C1] RSP: 0018:ffff8881cd01f7a0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 562.901316][ C1] RAX: ffff8881ce8b3100 RBX: 0000000000000001 RCX: ffffffff8134f3bf [ 562.909322][ C1] RDX: 0000000000000000 RSI: ffffffff8134f3ad RDI: 0000000000000005 [ 562.917379][ C1] RBP: ffff8881cd01f880 R08: ffff8881ce8b3100 R09: 0000000000000000 [ 562.925627][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 562.934572][ C1] R13: 0000000000000001 R14: ffff8881ce967440 R15: ffff8881db333e00 [ 562.942638][ C1] ? smp_call_function_single+0x2df/0x3a0 [ 562.948525][ C1] ? smp_call_function_single+0x2cd/0x3a0 [ 562.955156][ C1] ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0 [ 562.961679][ C1] ? generic_exec_single+0x370/0x370 [ 562.967091][ C1] ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0 [ 562.973612][ C1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 562.978897][ C1] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 562.984884][ C1] smp_call_function_many_cond+0x25e/0x900 [ 562.990699][ C1] ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0 [ 562.997198][ C1] ? native_flush_tlb_others+0x3c9/0x4b0 [ 563.002863][ C1] flush_tlb_mm_range+0x1e8/0x3e0 [ 563.007884][ C1] tlb_flush_mmu+0x274/0x630 [ 563.012477][ C1] tlb_finish_mmu+0x93/0x420 [ 563.017055][ C1] exit_mmap+0x298/0x4d0 [ 563.021289][ C1] ? __ia32_sys_munmap+0x80/0x80 [ 563.026219][ C1] mmput+0xce/0x3d0 [ 563.030021][ C1] do_exit+0xa83/0x2c80 [ 563.034166][ C1] ? find_held_lock+0x2d/0x110 [ 563.038922][ C1] ? mm_update_next_owner+0x7a0/0x7a0 [ 563.044283][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 563.049122][ C1] do_group_exit+0x125/0x340 [ 563.053704][ C1] get_signal+0x480/0x2470 [ 563.058108][ C1] do_signal+0x88/0x1490 [ 563.062341][ C1] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 563.068140][ C1] ? lockdep_hardirqs_on+0x382/0x580 [ 563.073414][ C1] ? setup_sigcontext+0x820/0x820 [ 563.078431][ C1] ? raw_ioctl+0x193/0x1a70 [ 563.082947][ C1] ? ksys_dup3+0x3c0/0x3c0 [ 563.087352][ C1] ? raw_open+0x470/0x470 [ 563.091675][ C1] exit_to_usermode_loop+0x1a2/0x200 [ 563.096951][ C1] do_syscall_64+0x4e0/0x5a0 [ 563.101534][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 563.108545][ C1] RIP: 0033:0x44a017 [ 563.112451][ C1] Code: Bad RIP value. [ 563.116503][ C1] RSP: 002b:00007f2e800fccf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 563.124924][ C1] RAX: fffffffffffffffc RBX: 0000000000000004 RCX: 000000000044a017 [ 563.132889][ C1] RDX: 00007f2e800fdd20 RSI: 0000000080085502 RDI: 0000000000000004 [ 563.140849][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000000000b [ 563.148815][ C1] R10: 0000000000000011 R11: 0000000000000246 R12: 00007f2e800fcd18 [ 563.156776][ C1] R13: 00007f2e800fdd28 R14: 0000000000000036 R15: 00000000000000e7 [ 564.224222][ C1] Shutting down cpus with NMI [ 564.229674][ C1] Kernel Offset: disabled [ 564.234100][ C1] Rebooting in 86400 seconds..