forked to background, child pid 3171 no interfaces have a carri[ 21.537084][ T3172] 8021q: adding VLAN 0 to HW filter on device bond0 er [ 21.547683][ T3172] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.201' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 35.570933][ T3590] hub 9-0:1.0: USB hub found [ 35.576160][ T3590] hub 9-0:1.0: 8 ports detected [ 35.582177][ T3590] FAULT_INJECTION: forcing a failure. [ 35.582177][ T3590] name failslab, interval 1, probability 0, space 0, times 1 [ 35.595334][ T3590] CPU: 0 PID: 3590 Comm: syz-executor255 Not tainted 5.17.0-rc3-syzkaller-00020-g555f3d7be91a #0 [ 35.606263][ T3590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.616340][ T3590] Call Trace: [ 35.619616][ T3590] [ 35.622536][ T3590] dump_stack_lvl+0xcd/0x134 [ 35.627342][ T3590] should_fail.cold+0x5/0xa [ 35.631843][ T3590] ? __kernfs_new_node+0xd4/0x8b0 [ 35.636867][ T3590] should_failslab+0x5/0x10 [ 35.641389][ T3590] kmem_cache_alloc+0x5e/0x3a0 [ 35.646651][ T3590] __kernfs_new_node+0xd4/0x8b0 [ 35.651508][ T3590] ? kernfs_path_from_node+0x60/0x60 [ 35.656795][ T3590] ? find_held_lock+0x2d/0x110 [ 35.662846][ T3590] ? sysfs_do_create_link_sd+0x82/0x140 [ 35.668404][ T3590] kernfs_new_node+0x93/0x120 [ 35.673100][ T3590] kernfs_create_link+0xcb/0x230 [ 35.678051][ T3590] sysfs_do_create_link_sd+0x90/0x140 [ 35.683423][ T3590] sysfs_create_link+0x5f/0xc0 [ 35.688625][ T3590] link_peers_report+0xb3/0x7a0 [ 35.693662][ T3590] usb_hub_create_port_device+0xb2f/0xd80 [ 35.699505][ T3590] hub_probe.cold+0x247d/0x2a77 [ 35.704382][ T3590] ? usb_hub_adjust_deviceremovable+0x760/0x760 [ 35.710794][ T3590] ? lock_downgrade+0x6e0/0x6e0 [ 35.715645][ T3590] ? down_write_killable_nested+0x170/0x180 [ 35.721540][ T3590] ? ktime_get_mono_fast_ns+0x181/0x220 [ 35.727095][ T3590] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 35.732913][ T3590] usb_probe_interface+0x315/0x7f0 [ 35.738047][ T3590] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 35.743405][ T3590] really_probe+0x245/0xcc0 [ 35.747892][ T3590] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 35.754126][ T3590] __driver_probe_device+0x338/0x4d0 [ 35.759414][ T3590] driver_probe_device+0x4c/0x1a0 [ 35.764424][ T3590] __device_attach_driver+0x20b/0x2f0 [ 35.769779][ T3590] ? driver_allows_async_probing+0x150/0x150 [ 35.775742][ T3590] bus_for_each_drv+0x15f/0x1e0 [ 35.780670][ T3590] ? bus_for_each_dev+0x1d0/0x1d0 [ 35.785704][ T3590] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 35.792654][ T3590] ? lockdep_hardirqs_on+0x79/0x100 [ 35.797844][ T3590] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 35.803666][ T3590] __device_attach+0x228/0x4a0 [ 35.808427][ T3590] ? device_driver_attach+0x210/0x210 [ 35.813880][ T3590] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 35.819619][ T3590] ? usb_ifnum_to_if+0x16d/0x1d0 [ 35.824546][ T3590] proc_ioctl.part.0+0x48e/0x560 [ 35.829473][ T3590] usbdev_ioctl+0x2b29/0x36c0 [ 35.834137][ T3590] ? do_proc_control+0xdd0/0xdd0 [ 35.839168][ T3590] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 35.845051][ T3590] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 35.851286][ T3590] ? do_vfs_ioctl+0x132/0x15d0 [ 35.856043][ T3590] ? vfs_fileattr_set+0xbe0/0xbe0 [ 35.861063][ T3590] ? find_held_lock+0x2d/0x110 [ 35.865825][ T3590] ? mptcp_subflow_get_send+0x10a1/0x1230 [ 35.871532][ T3590] ? lock_downgrade+0x6e0/0x6e0 [ 35.876368][ T3590] ? lock_downgrade+0x6e0/0x6e0 [ 35.881212][ T3590] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 35.887483][ T3590] ? do_proc_control+0xdd0/0xdd0 [ 35.892405][ T3590] __x64_sys_ioctl+0x193/0x200 [ 35.897183][ T3590] do_syscall_64+0x35/0xb0 [ 35.901590][ T3590] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 35.907475][ T3590] RIP: 0033:0x7fb3739346f9 [ 35.911880][ T3590] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 35.931482][ T3590] RSP: 002b:00007fff3db9d808 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 35.939892][ T3590] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb3739346f9 [ 35.947859][ T3590] RDX: 0000000020000040 RSI: 00000000c0105512 RDI: 0000000000000004 [ 35.955845][ T3590] RBP: 00007fff3db9d820 R08: 0000000000000002 R09: 0000000000000001 [ 35.963810][ T3590] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 executing program [ 35.971775][ T3590] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 35.979759][ T3590] [ 35.992420][ T3590] usb: port power management may be unreliable [ 36.020172][ T3595] hub 9-0:1.0: USB hub found [ 36.024914][ T3595] hub 9-0:1.0: 8 ports detected [ 36.030283][ T3595] FAULT_INJECTION: forcing a failure. [ 36.030283][ T3595] name failslab, interval 1, probability 0, space 0, times 0 [ 36.043353][ T3595] CPU: 0 PID: 3595 Comm: syz-executor255 Not tainted 5.17.0-rc3-syzkaller-00020-g555f3d7be91a #0 [ 36.053864][ T3595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.063929][ T3595] Call Trace: [ 36.067198][ T3595] [ 36.070132][ T3595] dump_stack_lvl+0xcd/0x134 [ 36.074715][ T3595] should_fail.cold+0x5/0xa [ 36.079224][ T3595] ? __kernfs_new_node+0xd4/0x8b0 [ 36.084255][ T3595] should_failslab+0x5/0x10 [ 36.088756][ T3595] kmem_cache_alloc+0x5e/0x3a0 [ 36.093522][ T3595] __kernfs_new_node+0xd4/0x8b0 [ 36.098396][ T3595] ? kernfs_path_from_node+0x60/0x60 [ 36.103681][ T3595] ? find_held_lock+0x2d/0x110 [ 36.108445][ T3595] ? sysfs_do_create_link_sd+0x82/0x140 [ 36.113986][ T3595] kernfs_new_node+0x93/0x120 [ 36.118663][ T3595] kernfs_create_link+0xcb/0x230 [ 36.123612][ T3595] sysfs_do_create_link_sd+0x90/0x140 [ 36.128984][ T3595] sysfs_create_link+0x5f/0xc0 [ 36.133747][ T3595] link_peers_report+0xb3/0x7a0 [ 36.138595][ T3595] usb_hub_create_port_device+0xb2f/0xd80 [ 36.144316][ T3595] hub_probe.cold+0x247d/0x2a77 [ 36.149184][ T3595] ? usb_hub_adjust_deviceremovable+0x760/0x760 [ 36.155421][ T3595] ? lock_downgrade+0x6e0/0x6e0 [ 36.160296][ T3595] ? down_write_killable_nested+0x170/0x180 [ 36.166187][ T3595] ? ktime_get_mono_fast_ns+0x181/0x220 [ 36.171734][ T3595] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 36.177542][ T3595] usb_probe_interface+0x315/0x7f0 [ 36.182658][ T3595] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 36.188031][ T3595] really_probe+0x245/0xcc0 [ 36.192535][ T3595] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 36.198777][ T3595] __driver_probe_device+0x338/0x4d0 [ 36.204092][ T3595] driver_probe_device+0x4c/0x1a0 [ 36.209119][ T3595] __device_attach_driver+0x20b/0x2f0 [ 36.214596][ T3595] ? driver_allows_async_probing+0x150/0x150 [ 36.220570][ T3595] bus_for_each_drv+0x15f/0x1e0 [ 36.225421][ T3595] ? bus_for_each_dev+0x1d0/0x1d0 [ 36.230462][ T3595] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 36.236264][ T3595] ? lockdep_hardirqs_on+0x79/0x100 [ 36.241461][ T3595] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 36.247271][ T3595] __device_attach+0x228/0x4a0 [ 36.252036][ T3595] ? device_driver_attach+0x210/0x210 [ 36.257404][ T3595] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 36.263139][ T3595] ? usb_ifnum_to_if+0x16d/0x1d0 [ 36.268069][ T3595] proc_ioctl.part.0+0x48e/0x560 [ 36.273021][ T3595] usbdev_ioctl+0x2b29/0x36c0 [ 36.277692][ T3595] ? do_proc_control+0xdd0/0xdd0 [ 36.282629][ T3595] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 36.288519][ T3595] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 36.294755][ T3595] ? do_vfs_ioctl+0x132/0x15d0 [ 36.299508][ T3595] ? vfs_fileattr_set+0xbe0/0xbe0 [ 36.304528][ T3595] ? find_held_lock+0x2d/0x110 [ 36.309297][ T3595] ? mptcp_subflow_get_send+0x10a1/0x1230 [ 36.315049][ T3595] ? lock_downgrade+0x6e0/0x6e0 [ 36.319979][ T3595] ? lock_downgrade+0x6e0/0x6e0 [ 36.324855][ T3595] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 36.331119][ T3595] ? do_proc_control+0xdd0/0xdd0 [ 36.336055][ T3595] __x64_sys_ioctl+0x193/0x200 [ 36.340816][ T3595] do_syscall_64+0x35/0xb0 [ 36.345224][ T3595] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 36.351115][ T3595] RIP: 0033:0x7fb3739346f9 [ 36.355521][ T3595] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 36.375119][ T3595] RSP: 002b:00007fff3db9d808 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.383538][ T3595] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb3739346f9 [ 36.391516][ T3595] RDX: 0000000020000040 RSI: 00000000c0105512 RDI: 0000000000000004 [ 36.399486][ T3595] RBP: 00007fff3db9d820 R08: 0000000000000002 R09: 0000000000000001 [ 36.407451][ T3595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 36.415413][ T3595] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 executing program [ 36.423400][ T3595] [ 36.445296][ T3597] hub 9-0:1.0: USB hub found [ 36.450181][ T3597] hub 9-0:1.0: 8 ports detected [ 36.455371][ T3597] FAULT_INJECTION: forcing a failure. [ 36.455371][ T3597] name failslab, interval 1, probability 0, space 0, times 0 [ 36.468235][ T3597] CPU: 0 PID: 3597 Comm: syz-executor255 Not tainted 5.17.0-rc3-syzkaller-00020-g555f3d7be91a #0 [ 36.478749][ T3597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.488800][ T3597] Call Trace: [ 36.492075][ T3597] [ 36.494994][ T3597] dump_stack_lvl+0xcd/0x134 [ 36.499611][ T3597] should_fail.cold+0x5/0xa [ 36.504112][ T3597] ? __component_add+0x50/0x5e0 [ 36.508961][ T3597] should_failslab+0x5/0x10 [ 36.513468][ T3597] kmem_cache_alloc_trace+0x55/0x2c0 [ 36.518759][ T3597] __component_add+0x50/0x5e0 [ 36.523442][ T3597] usb_hub_create_port_device+0x74b/0xd80 [ 36.529170][ T3597] hub_probe.cold+0x247d/0x2a77 [ 36.534031][ T3597] ? usb_hub_adjust_deviceremovable+0x760/0x760 [ 36.540290][ T3597] ? lock_downgrade+0x6e0/0x6e0 [ 36.545234][ T3597] ? down_write_killable_nested+0x170/0x180 [ 36.551130][ T3597] ? ktime_get_mono_fast_ns+0x181/0x220 [ 36.556681][ T3597] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 36.562529][ T3597] usb_probe_interface+0x315/0x7f0 [ 36.567650][ T3597] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 36.573028][ T3597] really_probe+0x245/0xcc0 [ 36.577537][ T3597] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 36.583785][ T3597] __driver_probe_device+0x338/0x4d0 [ 36.589076][ T3597] driver_probe_device+0x4c/0x1a0 [ 36.594102][ T3597] __device_attach_driver+0x20b/0x2f0 [ 36.599476][ T3597] ? driver_allows_async_probing+0x150/0x150 [ 36.605476][ T3597] bus_for_each_drv+0x15f/0x1e0 [ 36.610507][ T3597] ? bus_for_each_dev+0x1d0/0x1d0 [ 36.615513][ T3597] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 36.621335][ T3597] ? lockdep_hardirqs_on+0x79/0x100 [ 36.626523][ T3597] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 36.632320][ T3597] __device_attach+0x228/0x4a0 [ 36.637070][ T3597] ? device_driver_attach+0x210/0x210 [ 36.642426][ T3597] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 36.648160][ T3597] ? usb_ifnum_to_if+0x16d/0x1d0 [ 36.653090][ T3597] proc_ioctl.part.0+0x48e/0x560 [ 36.658018][ T3597] usbdev_ioctl+0x2b29/0x36c0 [ 36.662686][ T3597] ? do_proc_control+0xdd0/0xdd0 [ 36.667612][ T3597] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 36.673492][ T3597] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 36.679733][ T3597] ? do_vfs_ioctl+0x132/0x15d0 [ 36.684497][ T3597] ? vfs_fileattr_set+0xbe0/0xbe0 [ 36.689522][ T3597] ? find_held_lock+0x2d/0x110 [ 36.694520][ T3597] ? mptcp_subflow_get_send+0x10a1/0x1230 [ 36.700786][ T3597] ? lock_downgrade+0x6e0/0x6e0 [ 36.705631][ T3597] ? lock_downgrade+0x6e0/0x6e0 [ 36.710482][ T3597] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 36.716726][ T3597] ? do_proc_control+0xdd0/0xdd0 [ 36.721683][ T3597] __x64_sys_ioctl+0x193/0x200 [ 36.726529][ T3597] do_syscall_64+0x35/0xb0 [ 36.730937][ T3597] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 36.736824][ T3597] RIP: 0033:0x7fb3739346f9 [ 36.741244][ T3597] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 36.761210][ T3597] RSP: 002b:00007fff3db9d808 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.769621][ T3597] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb3739346f9 [ 36.777581][ T3597] RDX: 0000000020000040 RSI: 00000000c0105512 RDI: 0000000000000004 [ 36.785559][ T3597] RBP: 00007fff3db9d820 R08: 0000000000000002 R09: 0000000000000001 executing program [ 36.793544][ T3597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 36.801509][ T3597] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 36.810087][ T3597] [ 36.813713][ T3597] usb usb9-port1: failed to add component [ 36.829566][ T3598] ------------[ cut here ]------------ [ 36.835046][ T3598] WARNING: CPU: 0 PID: 3598 at drivers/base/component.c:767 component_del+0x40c/0x540 [ 36.844656][ T3598] Modules linked in: [ 36.848552][ T3598] CPU: 0 PID: 3598 Comm: syz-executor255 Not tainted 5.17.0-rc3-syzkaller-00020-g555f3d7be91a #0 [ 36.859106][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.869193][ T3598] RIP: 0010:component_del+0x40c/0x540 [ 36.874559][ T3598] Code: 00 48 39 6b 20 75 82 e8 72 b1 07 fd 48 c7 43 20 00 00 00 00 e9 70 ff ff ff e8 60 b1 07 fd 48 c7 c7 20 aa 67 8c e8 84 d4 db 04 <0f> 0b 31 ed e8 4b b1 07 fd 48 89 ef 5b 5d 41 5c 41 5d 41 5e 41 5f [ 36.894234][ T3598] RSP: 0018:ffffc90001aafa68 EFLAGS: 00010286 [ 36.900334][ T3598] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff8880745c8000 [ 36.908293][ T3598] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffc90001aaf9b0 [ 36.916304][ T3598] RBP: ffffffff8c67a9e0 R08: 0000000000000001 R09: ffffc90001aaf9b7 [ 36.924383][ T3598] R10: fffff52000355f36 R11: 0000000000000001 R12: ffff88801dce5008 [ 36.932407][ T3598] R13: ffffffff8a4c0dc0 R14: ffff88801dce5008 R15: ffff88801dce5000 [ 36.940503][ T3598] FS: 0000555556461300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 36.949504][ T3598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.956090][ T3598] CR2: 00007fb3739a5130 CR3: 000000001996f000 CR4: 0000000000350ef0 [ 36.964115][ T3598] Call Trace: [ 36.967391][ T3598] [ 36.970376][ T3598] usb_hub_remove_port_device+0x272/0x370 [ 36.976099][ T3598] hub_disconnect+0x171/0x510 [ 36.980832][ T3598] usb_unbind_interface+0x1d8/0x8e0 [ 36.986058][ T3598] ? usb_unbind_device+0x1a0/0x1a0 [ 36.991334][ T3598] __device_release_driver+0x5d7/0x700 [ 36.996822][ T3598] device_release_driver+0x26/0x40 [ 37.001977][ T3598] usb_driver_release_interface+0x102/0x180 [ 37.008000][ T3598] proc_ioctl.part.0+0x4d6/0x560 [ 37.012990][ T3598] usbdev_ioctl+0x2b29/0x36c0 [ 37.017666][ T3598] ? do_proc_control+0xdd0/0xdd0 [ 37.022745][ T3598] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 37.028840][ T3598] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 37.035101][ T3598] ? do_vfs_ioctl+0x132/0x15d0 [ 37.039932][ T3598] ? vfs_fileattr_set+0xbe0/0xbe0 [ 37.044965][ T3598] ? find_held_lock+0x2d/0x110 [ 37.049789][ T3598] ? mptcp_subflow_get_send+0x10a1/0x1230 [ 37.055525][ T3598] ? lock_downgrade+0x6e0/0x6e0 [ 37.060487][ T3598] ? lock_downgrade+0x6e0/0x6e0 [ 37.065431][ T3598] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 37.071745][ T3598] ? do_proc_control+0xdd0/0xdd0 [ 37.076686][ T3598] __x64_sys_ioctl+0x193/0x200 [ 37.081496][ T3598] do_syscall_64+0x35/0xb0 [ 37.085917][ T3598] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 37.091978][ T3598] RIP: 0033:0x7fb3739346f9 [ 37.096392][ T3598] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 37.116268][ T3598] RSP: 002b:00007fff3db9d808 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 37.124761][ T3598] RAX: ffffffffffffffda RBX: 00007fb373978194 RCX: 00007fb3739346f9 [ 37.132792][ T3598] RDX: 0000000020000380 RSI: 00000000c0105512 RDI: 0000000000000003 [ 37.140794][ T3598] RBP: 0000000000000000 R08: 00007fff3db9d280 R09: 0000000000000001 [ 37.148794][ T3598] R10: 000000000000ffff R11: 0000000000000246 R12: 00007fff3db9d81c [ 37.156756][ T3598] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 37.164868][ T3598] [ 37.167895][ T3598] Kernel panic - not syncing: panic_on_warn set ... [ 37.174467][ T3598] CPU: 0 PID: 3598 Comm: syz-executor255 Not tainted 5.17.0-rc3-syzkaller-00020-g555f3d7be91a #0 [ 37.185694][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.195755][ T3598] Call Trace: [ 37.199285][ T3598] [ 37.202207][ T3598] dump_stack_lvl+0xcd/0x134 [ 37.207065][ T3598] panic+0x2b0/0x6dd [ 37.210963][ T3598] ? __warn_printk+0xf3/0xf3 [ 37.215810][ T3598] ? __warn.cold+0x1d1/0x2cf [ 37.220385][ T3598] ? component_del+0x40c/0x540 [ 37.225133][ T3598] __warn.cold+0x1ec/0x2cf [ 37.229540][ T3598] ? component_del+0x40c/0x540 [ 37.234298][ T3598] report_bug+0x1bd/0x210 [ 37.238614][ T3598] handle_bug+0x3c/0x60 [ 37.242762][ T3598] exc_invalid_op+0x14/0x40 [ 37.247250][ T3598] asm_exc_invalid_op+0x12/0x20 [ 37.252080][ T3598] RIP: 0010:component_del+0x40c/0x540 [ 37.257436][ T3598] Code: 00 48 39 6b 20 75 82 e8 72 b1 07 fd 48 c7 43 20 00 00 00 00 e9 70 ff ff ff e8 60 b1 07 fd 48 c7 c7 20 aa 67 8c e8 84 d4 db 04 <0f> 0b 31 ed e8 4b b1 07 fd 48 89 ef 5b 5d 41 5c 41 5d 41 5e 41 5f [ 37.277134][ T3598] RSP: 0018:ffffc90001aafa68 EFLAGS: 00010286 [ 37.283186][ T3598] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff8880745c8000 [ 37.291139][ T3598] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffc90001aaf9b0 [ 37.299100][ T3598] RBP: ffffffff8c67a9e0 R08: 0000000000000001 R09: ffffc90001aaf9b7 [ 37.307061][ T3598] R10: fffff52000355f36 R11: 0000000000000001 R12: ffff88801dce5008 [ 37.315025][ T3598] R13: ffffffff8a4c0dc0 R14: ffff88801dce5008 R15: ffff88801dce5000 [ 37.323269][ T3598] ? component_del+0x40c/0x540 [ 37.328225][ T3598] usb_hub_remove_port_device+0x272/0x370 [ 37.333943][ T3598] hub_disconnect+0x171/0x510 [ 37.338626][ T3598] usb_unbind_interface+0x1d8/0x8e0 [ 37.343832][ T3598] ? usb_unbind_device+0x1a0/0x1a0 [ 37.348964][ T3598] __device_release_driver+0x5d7/0x700 [ 37.354413][ T3598] device_release_driver+0x26/0x40 [ 37.359512][ T3598] usb_driver_release_interface+0x102/0x180 [ 37.365391][ T3598] proc_ioctl.part.0+0x4d6/0x560 [ 37.370337][ T3598] usbdev_ioctl+0x2b29/0x36c0 [ 37.375008][ T3598] ? do_proc_control+0xdd0/0xdd0 [ 37.379942][ T3598] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 37.385832][ T3598] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 37.393135][ T3598] ? do_vfs_ioctl+0x132/0x15d0 [ 37.397900][ T3598] ? vfs_fileattr_set+0xbe0/0xbe0 [ 37.402949][ T3598] ? find_held_lock+0x2d/0x110 [ 37.407703][ T3598] ? mptcp_subflow_get_send+0x10a1/0x1230 [ 37.413421][ T3598] ? lock_downgrade+0x6e0/0x6e0 [ 37.418829][ T3598] ? lock_downgrade+0x6e0/0x6e0 [ 37.423671][ T3598] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 37.429902][ T3598] ? do_proc_control+0xdd0/0xdd0 [ 37.435002][ T3598] __x64_sys_ioctl+0x193/0x200 [ 37.439755][ T3598] do_syscall_64+0x35/0xb0 [ 37.444157][ T3598] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 37.450064][ T3598] RIP: 0033:0x7fb3739346f9 [ 37.454511][ T3598] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 37.474140][ T3598] RSP: 002b:00007fff3db9d808 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 37.482633][ T3598] RAX: ffffffffffffffda RBX: 00007fb373978194 RCX: 00007fb3739346f9 [ 37.490616][ T3598] RDX: 0000000020000380 RSI: 00000000c0105512 RDI: 0000000000000003 [ 37.498681][ T3598] RBP: 0000000000000000 R08: 00007fff3db9d280 R09: 0000000000000001 [ 37.506648][ T3598] R10: 000000000000ffff R11: 0000000000000246 R12: 00007fff3db9d81c [ 37.514693][ T3598] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 37.522653][ T3598] [ 37.526260][ T3598] Kernel Offset: disabled [ 37.530632][ T3598] Rebooting in 86400 seconds..