Warning: Permanently added '10.128.1.32' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [  408.245552][   T95] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[  408.335719][   T95] usb 1-1: Using ep0 maxpacket: 32
[  408.455506][   T95] usb 1-1: config 0 has an invalid interface number: 1 but max is 0
[  408.463658][   T95] usb 1-1: config 0 has no interface number 0
[  408.470037][   T95] usb 1-1: New USB device found, idVendor=0e41, idProduct=5051, bcdDevice=d5.e8
[  408.479113][   T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  408.492813][   T95] usb 1-1: config 0 descriptor??
[  408.543006][   T95] snd_usb_pod 1-1:0.1: Line 6 Pocket POD found
[  408.746324][   T95] snd_usb_pod 1-1:0.1: Line 6 Pocket POD now attached
[  409.401800][ T1800] udc-core: couldn't find an available UDC or it's busy
[  409.408869][ T1800] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[  563.073854][    C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor526:1800]
[  563.082674][    C0] Modules linked in:
[  563.086560][    C0] irq event stamp: 31148
[  563.090880][    C0] hardirqs last  enabled at (31147): [<ffffffff810047c1>] trace_hardirqs_on_thunk+0x1a/0x1c
[  563.100928][    C0] hardirqs last disabled at (31148): [<ffffffff810047dd>] trace_hardirqs_off_thunk+0x1a/0x1c
[  563.111180][    C0] softirqs last  enabled at (27344): [<ffffffff85c00673>] __do_softirq+0x673/0x950
[  563.120485][    C0] softirqs last disabled at (27327): [<ffffffff811584b8>] irq_exit+0x178/0x1a0
[  563.130041][    C0] CPU: 0 PID: 1800 Comm: syz-executor526 Not tainted 5.6.0-rc3-syzkaller #0
[  563.139396][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  563.149594][    C0] RIP: 0010:smp_call_function_single+0x2cf/0x3a0
[  563.155937][    C0] Code: 5f 5d c3 e8 83 64 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 63 64 0a 00 f3 90 <8b> 5c 24 58 31 ff 83 e3 01 89 de e8 c1 65 0a 00 85 db 75 e5 e8 48
[  563.175531][    C0] RSP: 0018:ffff8881cd68f7c0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  563.183932][    C0] RAX: ffff8881cd964980 RBX: 0000000000000001 RCX: ffffffff8134f89f
[  563.191893][    C0] RDX: 0000000000000000 RSI: ffffffff8134f88d RDI: 0000000000000005
[  563.199853][    C0] RBP: ffff8881cd68f898 R08: ffff8881cd964980 R09: 0000000000000000
[  563.207812][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  563.215784][    C0] R13: 0000000000000000 R14: ffff8881cef8edc0 R15: ffff8881db233dc0
[  563.223777][    C0] FS:  0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000
[  563.232704][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  563.239285][    C0] CR2: 00007fd3c9491e5c CR3: 0000000007021000 CR4: 00000000001406f0
[  563.247248][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  563.255230][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  563.263187][    C0] Call Trace:
[  563.266571][    C0]  ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0
[  563.273081][    C0]  ? generic_exec_single+0x370/0x370
[  563.278380][    C0]  ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0
[  563.284997][    C0]  ? _find_next_bit.constprop.0+0x1a3/0x200
[  563.290895][    C0]  smp_call_function_many_cond+0x25e/0x900
[  563.296702][    C0]  ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0
[  563.303432][    C0]  ? native_flush_tlb_others+0x3c9/0x4b0
[  563.309063][    C0]  flush_tlb_mm_range+0x1e8/0x3e0
[  563.314165][    C0]  tlb_flush_mmu+0x274/0x630
[  563.318763][    C0]  tlb_finish_mmu+0x93/0x420
[  563.323348][    C0]  exit_mmap+0x298/0x4d0
[  563.327581][    C0]  ? __ia32_sys_munmap+0x80/0x80
[  563.332513][    C0]  mmput+0xce/0x3d0
[  563.336330][    C0]  do_exit+0xaa0/0x2c50
[  563.340534][    C0]  ? find_held_lock+0x2d/0x110
[  563.345289][    C0]  ? mm_update_next_owner+0x7a0/0x7a0
[  563.350664][    C0]  ? lock_downgrade+0x6e0/0x6e0
[  563.355507][    C0]  do_group_exit+0x125/0x340
[  563.360122][    C0]  get_signal+0x480/0x2470
[  563.364527][    C0]  ? futex_exit_release+0x60/0x60
[  563.369569][    C0]  do_signal+0x88/0x1490
[  563.373804][    C0]  ? _raw_spin_unlock_irqrestore+0x3b/0x40
[  563.381001][    C0]  ? setup_sigcontext+0x820/0x820
[  563.386087][    C0]  ? raw_ioctl+0x193/0x1a70
[  563.390579][    C0]  ? __x64_sys_futex+0x380/0x4f0
[  563.395503][    C0]  ? do_futex+0x1b90/0x1b90
[  563.399995][    C0]  exit_to_usermode_loop+0x1a2/0x200
[  563.405285][    C0]  do_syscall_64+0x4e0/0x5a0
[  563.409888][    C0]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  563.415785][    C0] RIP: 0033:0x44a029
[  563.419748][    C0] Code: Bad RIP value.
[  563.423814][    C0] RSP: 002b:00007fd3c9492d98 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[  563.432228][    C0] RAX: fffffffffffffe00 RBX: 00000000006dbc38 RCX: 000000000044a029
[  563.440193][    C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dbc38
[  563.448167][    C0] RBP: 00000000006dbc30 R08: 0000000000000000 R09: 0000000000000000
[  563.456153][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc3c
[  563.464123][    C0] R13: 0000000020000380 R14: 00000000004aeab8 R15: 00000000000000e7
[  563.472091][    C0] Sending NMI from CPU 0 to CPUs 1:
[  563.478324][    C0] NMI backtrace for cpu 1
[  563.478330][    C0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.6.0-rc3-syzkaller #0
[  563.478336][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  563.478340][    C0] RIP: 0010:line6_midibuf_read+0x492/0xa30
[  563.478351][    C0] Code: fc 44 89 f6 89 df e8 7d 50 85 fc 44 39 f3 0f 8d b4 02 00 00 e8 7f 4f 85 fc 48 8b 74 24 18 48 63 d3 48 8b 3c 24 e8 fe d2 ad fc <01> 5d 10 e8 66 4f 85 fc 31 ff 44 89 fe e8 cc 50 85 fc 45 85 ff 74
[  563.478355][    C0] RSP: 0018:ffff8881db3099e8 EFLAGS: 00000046
[  563.478363][    C0] RAX: ffff8881d4edda01 RBX: 0000000000000000 RCX: 0000000000000000
[  563.478368][    C0] RDX: 0000000000000000 RSI: ffff8881cd9d600f RDI: ffff8881d4edda01
[  563.478373][    C0] RBP: ffff8881d4edd8a0 R08: ffff8881da213100 R09: ffffed103a9dbb41
[  563.478379][    C0] R10: ffffed103a9dbb40 R11: ffff8881d4edda00 R12: 0000000000000001
[  563.478383][    C0] R13: 000000000000000f R14: 00000000000003f1 R15: 0000000000000001
[  563.478389][    C0] FS:  0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000
[  563.478393][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  563.478398][    C0] CR2: 00007f7667e44000 CR3: 00000001c5e69000 CR4: 00000000001406e0
[  563.478403][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  563.478408][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  563.478411][    C0] Call Trace:
[  563.478413][    C0]  <IRQ>
[  563.478417][    C0]  line6_data_received+0x318/0x520
[  563.478421][    C0]  ? device_id_show+0x80/0x80
[  563.478424][    C0]  __usb_hcd_giveback_urb+0x1f2/0x470
[  563.478428][    C0]  usb_hcd_giveback_urb+0x368/0x420
[  563.478431][    C0]  dummy_timer+0x1258/0x32ae
[  563.478435][    C0]  ? dummy_udc_probe+0x930/0x930
[  563.478439][    C0]  ? rcu_read_lock_sched_held+0x9c/0xd0
[  563.478442][    C0]  ? rcu_read_lock_bh_held+0xb0/0xb0
[  563.478446][    C0]  call_timer_fn+0x195/0x6f0
[  563.478449][    C0]  ? dummy_udc_probe+0x930/0x930
[  563.478453][    C0]  ? msleep_interruptible+0x130/0x130
[  563.478457][    C0]  ? rcu_read_lock_sched_held+0x9c/0xd0
[  563.478460][    C0]  ? rcu_read_lock_bh_held+0xb0/0xb0
[  563.478464][    C0]  ? _raw_spin_unlock_irq+0x1f/0x30
[  563.478467][    C0]  ? dummy_udc_probe+0x930/0x930
[  563.478471][    C0]  run_timer_softirq+0x5f9/0x1500
[  563.478474][    C0]  ? add_timer+0x7a0/0x7a0
[  563.478478][    C0]  ? rcu_read_lock_sched_held+0x9c/0xd0
[  563.478482][    C0]  ? rcu_read_lock_bh_held+0xb0/0xb0
[  563.478485][    C0]  __do_softirq+0x21e/0x950
[  563.478488][    C0]  irq_exit+0x178/0x1a0
[  563.478492][    C0]  smp_apic_timer_interrupt+0x141/0x540
[  563.478495][    C0]  apic_timer_interrupt+0xf/0x20
[  563.478498][    C0]  </IRQ>
[  563.478501][    C0] RIP: 0010:default_idle+0x28/0x300
[  563.478513][    C0] Code: cc cc 41 56 41 55 65 44 8b 2d 94 c9 72 7a 41 54 55 53 0f 1f 44 00 00 e8 16 bb b5 fb e9 07 00 00 00 0f 00 2d 3a 5f 53 00 fb f4 <65> 44 8b 2d 70 c9 72 7a 0f 1f 44 00 00 5b 5d 41 5c 41 5d 41 5e c3
[  563.478516][    C0] RSP: 0018:ffff8881da22fda8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  563.478525][    C0] RAX: 0000000000000007 RBX: ffff8881da213100 RCX: 0000000000000000
[  563.478530][    C0] RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffff8881da21394c
[  563.478535][    C0] RBP: ffffed103b442620 R08: ffff8881da213100 R09: 0000000000000000
[  563.478540][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[  563.478546][    C0] R13: 0000000000000001 R14: ffffffff87e60000 R15: 0000000000000000
[  563.478549][    C0]  ? default_idle+0x1a/0x300
[  563.478552][    C0]  do_idle+0x3e0/0x500
[  563.478556][    C0]  ? __wake_up_common+0x147/0x650
[  563.478559][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[  563.478563][    C0]  ? _raw_spin_unlock_irqrestore+0x39/0x40
[  563.478567][    C0]  ? lockdep_hardirqs_on+0x382/0x580
[  563.478570][    C0]  cpu_startup_entry+0x14/0x20
[  563.478573][    C0]  start_secondary+0x2a4/0x390
[  563.478577][    C0]  ? set_cpu_sibling_map+0x1e90/0x1e90
[  563.478581][    C0]  secondary_startup_64+0xb6/0xc0
[  563.478588][    C0] Kernel panic - not syncing: softlockup: hung tasks
[  563.870340][    C0] CPU: 0 PID: 1800 Comm: syz-executor526 Tainted: G             L    5.6.0-rc3-syzkaller #0
[  563.880395][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  563.890447][    C0] Call Trace:
[  563.893724][    C0]  <IRQ>
[  563.896653][    C0]  dump_stack+0xef/0x16e
[  563.900885][    C0]  panic+0x2aa/0x6e1
[  563.904771][    C0]  ? add_taint.cold+0x16/0x16
[  563.909440][    C0]  ? cpumask_next+0x3c/0x40
[  563.913975][    C0]  ? printk_safe_flush+0xd9/0x120
[  563.919052][    C0]  ? watchdog_timer_fn.cold+0xee/0x134
[  563.924502][    C0]  ? watchdog_timer_fn.cold+0xe5/0x134
[  563.930384][    C0]  watchdog_timer_fn.cold+0xff/0x134
[  563.935656][    C0]  __hrtimer_run_queues+0x32c/0xd20
[  563.940846][    C0]  ? lockup_detector_update_enable+0x90/0x90
[  563.946813][    C0]  ? hrtimer_init+0x2e0/0x2e0
[  563.951516][    C0]  ? ktime_get_update_offsets_now+0x24c/0x320
[  563.957570][    C0]  hrtimer_interrupt+0x2e8/0x730
[  563.962501][    C0]  smp_apic_timer_interrupt+0xfe/0x540
[  563.967948][    C0]  apic_timer_interrupt+0xf/0x20
[  563.972866][    C0]  </IRQ>
[  563.975821][    C0] RIP: 0010:smp_call_function_single+0x2cf/0x3a0
[  563.982572][    C0] Code: 5f 5d c3 e8 83 64 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 63 64 0a 00 f3 90 <8b> 5c 24 58 31 ff 83 e3 01 89 de e8 c1 65 0a 00 85 db 75 e5 e8 48
[  564.002162][    C0] RSP: 0018:ffff8881cd68f7c0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  564.010559][    C0] RAX: ffff8881cd964980 RBX: 0000000000000001 RCX: ffffffff8134f89f
[  564.018518][    C0] RDX: 0000000000000000 RSI: ffffffff8134f88d RDI: 0000000000000005
[  564.028559][    C0] RBP: ffff8881cd68f898 R08: ffff8881cd964980 R09: 0000000000000000
[  564.036518][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  564.044479][    C0] R13: 0000000000000000 R14: ffff8881cef8edc0 R15: ffff8881db233dc0
[  564.052446][    C0]  ? smp_call_function_single+0x2df/0x3a0
[  564.058155][    C0]  ? smp_call_function_single+0x2cd/0x3a0
[  564.063988][    C0]  ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0
[  564.070485][    C0]  ? generic_exec_single+0x370/0x370
[  564.075773][    C0]  ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0
[  564.082281][    C0]  ? _find_next_bit.constprop.0+0x1a3/0x200
[  564.088170][    C0]  smp_call_function_many_cond+0x25e/0x900
[  564.093973][    C0]  ? flush_tlb_func_common.constprop.0+0x8a0/0x8a0
[  564.100466][    C0]  ? native_flush_tlb_others+0x3c9/0x4b0
[  564.106089][    C0]  flush_tlb_mm_range+0x1e8/0x3e0
[  564.111134][    C0]  tlb_flush_mmu+0x274/0x630
[  564.115715][    C0]  tlb_finish_mmu+0x93/0x420
[  564.120312][    C0]  exit_mmap+0x298/0x4d0
[  564.124546][    C0]  ? __ia32_sys_munmap+0x80/0x80
[  564.129562][    C0]  mmput+0xce/0x3d0
[  564.133363][    C0]  do_exit+0xaa0/0x2c50
[  564.137509][    C0]  ? find_held_lock+0x2d/0x110
[  564.142260][    C0]  ? mm_update_next_owner+0x7a0/0x7a0
[  564.147620][    C0]  ? lock_downgrade+0x6e0/0x6e0
[  564.152461][    C0]  do_group_exit+0x125/0x340
[  564.157038][    C0]  get_signal+0x480/0x2470
[  564.161444][    C0]  ? futex_exit_release+0x60/0x60
[  564.166455][    C0]  do_signal+0x88/0x1490
[  564.170689][    C0]  ? _raw_spin_unlock_irqrestore+0x3b/0x40
[  564.176482][    C0]  ? setup_sigcontext+0x820/0x820
[  564.181495][    C0]  ? raw_ioctl+0x193/0x1a70
[  564.185989][    C0]  ? __x64_sys_futex+0x380/0x4f0
[  564.190921][    C0]  ? do_futex+0x1b90/0x1b90
[  564.195411][    C0]  exit_to_usermode_loop+0x1a2/0x200
[  564.200706][    C0]  do_syscall_64+0x4e0/0x5a0
[  564.205301][    C0]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  564.211218][    C0] RIP: 0033:0x44a029
[  564.215128][    C0] Code: Bad RIP value.
[  564.219195][    C0] RSP: 002b:00007fd3c9492d98 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[  564.227612][    C0] RAX: fffffffffffffe00 RBX: 00000000006dbc38 RCX: 000000000044a029
[  564.235576][    C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dbc38
[  564.243555][    C0] RBP: 00000000006dbc30 R08: 0000000000000000 R09: 0000000000000000
[  564.251520][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc3c
[  564.259490][    C0] R13: 0000000020000380 R14: 00000000004aeab8 R15: 00000000000000e7
[  565.362388][    C0] Shutting down cpus with NMI
[  565.367913][    C0] Kernel Offset: disabled
[  565.372303][    C0] Rebooting in 86400 seconds..