Warning: Permanently added '10.128.0.174' (ECDSA) to the list of known hosts. [ 54.089358][ T8407] IPVS: ftp: loaded support on port[0] = 21 [ 54.167481][ T8407] chnl_net:caif_netlink_parms(): no params data found [ 54.207502][ T8407] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.215750][ T8407] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.225347][ T8407] device bridge_slave_0 entered promiscuous mode [ 54.235145][ T8407] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.243157][ T8407] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.251142][ T8407] device bridge_slave_1 entered promiscuous mode [ 54.268462][ T8407] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.280173][ T8407] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.299986][ T8407] team0: Port device team_slave_0 added [ 54.307033][ T8407] team0: Port device team_slave_1 added [ 54.321831][ T8407] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.329287][ T8407] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 54.355766][ T8407] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.367698][ T8407] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.374753][ T8407] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 54.400869][ T8407] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.423207][ T8407] device hsr_slave_0 entered promiscuous mode [ 54.430731][ T8407] device hsr_slave_1 entered promiscuous mode [ 54.506313][ T8407] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.517216][ T8407] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.525946][ T8407] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.534228][ T8407] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.554249][ T8407] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.561469][ T8407] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.569129][ T8407] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.576164][ T8407] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.611475][ T8407] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.625284][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.635571][ T20] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.643865][ T20] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.652856][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 54.664319][ T8407] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.679885][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.688895][ T20] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.695936][ T20] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.703920][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.712454][ T20] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.719524][ T20] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.740120][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.749221][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.757541][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.766083][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.774786][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.785376][ T8407] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.801270][ T8615] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.808806][ T8615] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.822423][ T8407] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.838098][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.856523][ T8407] device veth0_vlan entered promiscuous mode [ 54.864216][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.873041][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.880860][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.892863][ T8407] device veth1_vlan entered promiscuous mode [ 54.911277][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.919690][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.927580][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.939801][ T8407] device veth0_macvtap entered promiscuous mode [ 54.948532][ T8407] device veth1_macvtap entered promiscuous mode [ 54.963551][ T8407] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.971335][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.980380][ T20] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.992001][ T8407] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.000142][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 55.011371][ T8407] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.021091][ T8407] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.029923][ T8407] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.038870][ T8407] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.348366][ T7] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 55.758461][ T7] usb 1-1: config 0 has an invalid interface number: 145 but max is 3 [ 55.768558][ T7] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping [ 55.777233][ T7] usb 1-1: config 0 has an invalid interface number: 205 but max is 3 [ 55.787730][ T7] usb 1-1: config 0 has an invalid interface descriptor of length 2, skipping [ 55.797497][ T7] usb 1-1: config 0 has an invalid interface number: 76 but max is 3 [ 55.806086][ T7] usb 1-1: config 0 has an invalid interface number: 206 but max is 3 [ 55.814996][ T7] usb 1-1: config 0 has an invalid interface descriptor of length 2, skipping [ 55.825418][ T7] usb 1-1: config 0 has no interface number 0 [ 55.832449][ T7] usb 1-1: config 0 has no interface number 1 [ 55.839601][ T7] usb 1-1: config 0 has no interface number 2 [ 55.845839][ T7] usb 1-1: config 0 has no interface number 3 [ 55.852826][ T7] usb 1-1: config 0 interface 145 altsetting 0 bulk endpoint 0x4 has invalid maxpacket 8 [ 55.863148][ T7] usb 1-1: config 0 interface 145 altsetting 0 endpoint 0x8 has invalid maxpacket 1024, setting to 64 [ 55.874668][ T7] usb 1-1: config 0 interface 145 altsetting 0 bulk endpoint 0xE has invalid maxpacket 8 [ 55.885365][ T7] usb 1-1: config 0 interface 145 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 55.897115][ T7] usb 1-1: config 0 interface 145 altsetting 0 has a duplicate endpoint with address 0xA, skipping [ 55.908766][ T7] usb 1-1: config 0 interface 145 altsetting 0 has a duplicate endpoint with address 0xC, skipping [ 55.920178][ T7] usb 1-1: config 0 interface 145 altsetting 0 has a duplicate endpoint with address 0xC, skipping [ 55.931474][ T7] usb 1-1: config 0 interface 205 altsetting 6 has a duplicate endpoint with address 0xF, skipping [ 55.942672][ T7] usb 1-1: config 0 interface 205 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 55.953813][ T7] usb 1-1: config 0 interface 205 altsetting 6 has a duplicate endpoint with address 0xA, skipping [ 55.965014][ T7] usb 1-1: config 0 interface 205 altsetting 6 has a duplicate endpoint with address 0xA, skipping [ 55.976301][ T7] usb 1-1: config 0 interface 205 altsetting 6 has a duplicate endpoint with address 0x4, skipping [ 55.987498][ T7] usb 1-1: config 0 interface 205 altsetting 6 has a duplicate endpoint with address 0xC, skipping [ 55.998737][ T7] usb 1-1: config 0 interface 205 altsetting 6 has a duplicate endpoint with address 0xA, skipping [ 56.010069][ T7] usb 1-1: config 0 interface 205 altsetting 6 has a duplicate endpoint with address 0x5, skipping [ 56.021314][ T7] usb 1-1: config 0 interface 205 altsetting 6 endpoint 0x9 has an invalid bInterval 132, changing to 11 [ 56.033036][ T7] usb 1-1: config 0 interface 205 altsetting 6 has 10 endpoint descriptors, different from the interface descriptor's value: 13 [ 56.046783][ T7] usb 1-1: config 0 interface 76 altsetting 0 has a duplicate endpoint with address 0xC, skipping [ 56.057988][ T7] usb 1-1: config 0 interface 76 altsetting 0 has a duplicate endpoint with address 0x5, skipping [ 56.069368][ T7] usb 1-1: config 0 interface 76 altsetting 0 has an invalid endpoint with address 0x80, skipping [ 56.081592][ T7] usb 1-1: config 0 interface 76 altsetting 0 has an invalid endpoint descriptor of length 2, skipping [ 56.092788][ T7] usb 1-1: config 0 interface 76 altsetting 0 has 4 endpoint descriptors, different from the interface descriptor's value: 3 [ 56.105781][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0x2, skipping [ 56.116921][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0xD, skipping [ 56.127834][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0xA, skipping [ 56.138877][ T7] usb 1-1: config 0 interface 206 altsetting 249 endpoint 0x3 has an invalid bInterval 34, changing to 9 [ 56.151037][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0x9, skipping [ 56.162739][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0x3, skipping [ 56.173634][ T7] usb 1-1: config 0 interface 206 altsetting 249 has an invalid endpoint with address 0x0, skipping [ 56.184466][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0x9, skipping [ 56.195532][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0xA, skipping [ 56.207078][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0x2, skipping [ 56.217996][ T7] usb 1-1: config 0 interface 206 altsetting 249 has an invalid endpoint descriptor of length 2, skipping [ 56.229363][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0x2, skipping [ 56.240327][ T7] usb 1-1: config 0 interface 206 altsetting 249 has a duplicate endpoint with address 0x7, skipping [ 56.251301][ T7] usb 1-1: config 0 interface 206 altsetting 249 has 14 endpoint descriptors, different from the interface descriptor's value: 13 [ 56.264759][ T7] usb 1-1: config 0 interface 205 has no altsetting 0 [ 56.272154][ T7] usb 1-1: config 0 interface 206 has no altsetting 0 [ 56.438322][ T7] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0039, bcdDevice=8f.d4 [ 56.447475][ T7] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 56.457419][ T7] usb 1-1: Product: syz [ 56.462037][ T7] usb 1-1: Manufacturer: syz [ 56.466615][ T7] usb 1-1: SerialNumber: syz [ 56.474725][ T7] usb 1-1: config 0 descriptor?? [ 56.499888][ T8407] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 56.761557][ T7] pvrusb2: Hardware description: Terratec Grabster AV400 [ 56.769986][ T7] pvrusb2: ********** [ 56.773963][ T7] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 56.785824][ T7] pvrusb2: Important functionality might not be entirely working. [ 56.794403][ T7] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 56.806478][ T7] pvrusb2: ********** [ 56.833277][ T3953] pvrusb2: Invalid write control endpoint [ 56.869567][ T7] pvrusb2: Hardware description: Terratec Grabster AV400 [ 56.876779][ T7] pvrusb2: ********** [ 56.888300][ T3953] pvrusb2: Invalid write control endpoint [ 56.894114][ T3953] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 56.919140][ T7] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 56.930308][ T3953] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 56.937848][ T3953] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 56.958042][ T7] pvrusb2: Important functionality might not be entirely working. [ 56.962572][ T3953] pvrusb2: Device being rendered inoperable [ 56.966011][ T7] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 56.974393][ T3953] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 56.992501][ T3953] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 56.997307][ T7] pvrusb2: ********** [ 57.003441][ T3953] pvrusb2: Attached sub-driver cx25840 [ 57.004492][ T7] usb 1-1: selecting invalid altsetting 0 [ 57.013230][ T3953] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 57.028443][ T3953] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 57.041348][ T3953] pvrusb2: Invalid write control endpoint [ 57.050103][ T7] pvrusb2: Hardware description: Terratec Grabster AV400 [ 57.058192][ T7] pvrusb2: ********** [ 57.070763][ T7] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 57.085166][ T3953] pvrusb2: Invalid write control endpoint [ 57.097182][ T3953] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 57.098138][ T7] pvrusb2: Important functionality might not be entirely working. [ 57.118829][ T7] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 57.119570][ T3953] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 57.130285][ T7] pvrusb2: ********** [ 57.188009][ T3953] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 57.199987][ T7] pvrusb2: Hardware description: Terratec Grabster AV400 [ 57.207015][ T7] pvrusb2: ********** [ 57.222578][ T3953] pvrusb2: Device being rendered inoperable [ 57.229119][ T7] pvrusb2: ***WARNING*** Support for this device (Terratec Grabster AV400) is experimental. [ 57.229731][ T3953] cx25840 2-0044: Unable to detect h/w, assuming cx23887 [ 57.264372][ T7] pvrusb2: Important functionality might not be entirely working. [ 57.268398][ T3953] cx25840 2-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_b) [ 57.279077][ T7] pvrusb2: Please consider contacting the driver author to help with further stabilization of the driver. [ 57.294297][ T7] pvrusb2: ********** [ 57.298932][ T3953] pvrusb2: Attached sub-driver cx25840 [ 57.299720][ T7] usb 1-1: selecting invalid altsetting 0 [ 57.304382][ T3953] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 57.317490][ T7] usb 1-1: USB disconnect, device number 2 [ 57.342561][ T3953] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 57.353684][ T3953] pvrusb2: Invalid write control endpoint [ 57.355492][ T459] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 57.381732][ T3953] pvrusb2: Invalid write control endpoint [ 57.387634][ T3953] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 57.398789][ T3953] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 57.406351][ T3953] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 57.418865][ T3953] pvrusb2: Device being rendered inoperable [ 57.424851][ T3953] cx25840 3-0044: Unable to detect h/w, assuming cx23887 [ 57.432954][ T3953] cx25840 3-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_c) [ 57.441872][ T3953] pvrusb2: Attached sub-driver cx25840 [ 57.447326][ T3953] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 57.463576][ T3953] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 57.473376][ T3953] pvrusb2: Invalid write control endpoint [ 57.494848][ T3953] pvrusb2: Invalid write control endpoint [ 57.501204][ T3953] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 57.511825][ T3953] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 57.519715][ T3953] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 57.530853][ T3953] pvrusb2: Device being rendered inoperable [ 57.536813][ T3953] cx25840 4-0044: Unable to detect h/w, assuming cx23887 [ 57.544167][ T3953] cx25840 4-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_d) [ 57.552663][ T3953] pvrusb2: Attached sub-driver cx25840 [ 57.558614][ T3953] pvrusb2: ***WARNING*** pvrusb2 device hardware appears to be jammed and I can't clear it. [ 57.569468][ T3953] pvrusb2: You might need to power cycle the pvrusb2 device in order to recover. [ 57.587273][ T3953] ------------[ cut here ]------------ [ 57.593524][ T3953] sysfs group 'power' not found for kobject '4-0044' [ 57.600984][ T3953] WARNING: CPU: 1 PID: 3953 at fs/sysfs/group.c:279 sysfs_remove_group+0x126/0x170 [ 57.611665][ T3953] Modules linked in: [ 57.615564][ T3953] CPU: 0 PID: 3953 Comm: pvrusb2-context Not tainted 5.12.0-rc6-syzkaller #0 [ 57.624767][ T3953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.635318][ T3953] RIP: 0010:sysfs_remove_group+0x126/0x170 [ 57.635344][ T3953] Code: 48 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 37 48 8b 33 48 c7 c7 60 54 7c 89 e8 96 96 d3 06 <0f> 0b eb 98 e8 51 49 c9 ff e9 01 ff ff ff 48 89 df e8 44 49 c9 ff [ 57.635360][ T3953] RSP: 0018:ffffc90003abfb80 EFLAGS: 00010286 [ 57.635376][ T3953] RAX: 0000000000000000 RBX: ffffffff89d9f320 RCX: 0000000000000000 [ 57.635396][ T3953] RDX: ffff88801d689c40 RSI: ffffffff815c4cb5 RDI: fffff52000757f62 [ 57.635411][ T3953] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 57.692223][ T3953] R10: ffffffff815bda4e R11: 0000000000000000 R12: ffff88801c1a1020 [ 57.700290][ T3953] R13: ffffffff89d9f8c0 R14: 1ffff92000757f98 R15: dffffc0000000000 [ 57.708300][ T3953] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 57.717223][ T3953] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.723875][ T3953] CR2: 000055b818d92c27 CR3: 000000000bc8e000 CR4: 0000000000350ef0 [ 57.731967][ T3953] Call Trace: [ 57.735246][ T3953] ? i2c_adapter_lock_bus+0x130/0x130 [ 57.741521][ T3953] dpm_sysfs_remove+0x97/0xb0 [ 57.746205][ T3953] device_del+0x20c/0xd40 [ 57.750687][ T3953] ? __device_links_queue_sync_state+0x3f0/0x3f0 [ 57.757031][ T3953] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 57.763856][ T3953] ? lockdep_hardirqs_on+0x79/0x100 [ 57.769207][ T3953] ? i2c_adapter_lock_bus+0x130/0x130 [ 57.774583][ T3953] device_unregister+0x22/0xc0 [ 57.780081][ T3953] ? i2c_adapter_lock_bus+0x130/0x130 [ 57.785465][ T3953] __unregister_client+0x95/0xa0 [ 57.791504][ T3953] device_for_each_child+0xf9/0x170 [ 57.796709][ T3953] ? device_remove_class_symlinks+0x210/0x210 [ 57.803567][ T3953] ? __radix_tree_lookup+0x211/0x2a0 [ 57.809011][ T3953] i2c_del_adapter+0x37b/0x680 [ 57.813782][ T3953] ? del_timer_sync+0x17e/0x1b0 [ 57.819793][ T3953] pvr2_i2c_core_done+0x69/0xc0 [ 57.824653][ T3953] pvr2_hdw_destroy+0x179/0x3b0 [ 57.829651][ T3953] pvr2_context_destroy+0x84/0x230 [ 57.834764][ T3953] pvr2_context_thread_func+0x64b/0x850 [ 57.840879][ T3953] ? pvr2_context_destroy+0x230/0x230 [ 57.846252][ T3953] ? finish_wait+0x260/0x260 [ 57.851092][ T3953] ? lockdep_hardirqs_on+0x79/0x100 [ 57.856318][ T3953] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 57.863254][ T3953] ? __kthread_parkme+0x13f/0x1e0 [ 57.868465][ T3953] ? pvr2_context_destroy+0x230/0x230 [ 57.873859][ T3953] kthread+0x3b1/0x4a0 [ 57.879241][ T3953] ? __kthread_bind_mask+0xc0/0xc0 [ 57.884365][ T3953] ret_from_fork+0x1f/0x30 [ 57.889112][ T3953] Kernel panic - not syncing: panic_on_warn set ... [ 57.896088][ T3953] CPU: 1 PID: 3953 Comm: pvrusb2-context Not tainted 5.12.0-rc6-syzkaller #0 [ 57.905245][ T3953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.915501][ T3953] Call Trace: [ 57.918766][ T3953] dump_stack+0x141/0x1d7 [ 57.923085][ T3953] panic+0x306/0x73d [ 57.926962][ T3953] ? __warn_printk+0xf3/0xf3 [ 57.931539][ T3953] ? __warn.cold+0x1a/0x44 [ 57.935942][ T3953] ? sysfs_remove_group+0x126/0x170 [ 57.941127][ T3953] __warn.cold+0x35/0x44 [ 57.945372][ T3953] ? sysfs_remove_group+0x126/0x170 [ 57.950551][ T3953] report_bug+0x1bd/0x210 [ 57.954864][ T3953] handle_bug+0x3c/0x60 [ 57.959010][ T3953] exc_invalid_op+0x14/0x40 [ 57.963497][ T3953] asm_exc_invalid_op+0x12/0x20 [ 57.968333][ T3953] RIP: 0010:sysfs_remove_group+0x126/0x170 [ 57.974119][ T3953] Code: 48 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 37 48 8b 33 48 c7 c7 60 54 7c 89 e8 96 96 d3 06 <0f> 0b eb 98 e8 51 49 c9 ff e9 01 ff ff ff 48 89 df e8 44 49 c9 ff [ 57.993705][ T3953] RSP: 0018:ffffc90003abfb80 EFLAGS: 00010286 [ 57.999751][ T3953] RAX: 0000000000000000 RBX: ffffffff89d9f320 RCX: 0000000000000000 [ 58.007701][ T3953] RDX: ffff88801d689c40 RSI: ffffffff815c4cb5 RDI: fffff52000757f62 [ 58.015650][ T3953] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 58.023600][ T3953] R10: ffffffff815bda4e R11: 0000000000000000 R12: ffff88801c1a1020 [ 58.031559][ T3953] R13: ffffffff89d9f8c0 R14: 1ffff92000757f98 R15: dffffc0000000000 [ 58.040158][ T3953] ? wake_up_klogd.part.0+0x8e/0xd0 [ 58.045553][ T3953] ? vprintk_func+0x95/0x1e0 [ 58.050760][ T3953] ? i2c_adapter_lock_bus+0x130/0x130 [ 58.056119][ T3953] dpm_sysfs_remove+0x97/0xb0 [ 58.061415][ T3953] device_del+0x20c/0xd40 [ 58.065731][ T3953] ? __device_links_queue_sync_state+0x3f0/0x3f0 [ 58.072102][ T3953] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 58.077894][ T3953] ? lockdep_hardirqs_on+0x79/0x100 [ 58.083085][ T3953] ? i2c_adapter_lock_bus+0x130/0x130 [ 58.088442][ T3953] device_unregister+0x22/0xc0 [ 58.093193][ T3953] ? i2c_adapter_lock_bus+0x130/0x130 [ 58.098546][ T3953] __unregister_client+0x95/0xa0 [ 58.103468][ T3953] device_for_each_child+0xf9/0x170 [ 58.109368][ T3953] ? device_remove_class_symlinks+0x210/0x210 [ 58.115426][ T3953] ? __radix_tree_lookup+0x211/0x2a0 [ 58.120702][ T3953] i2c_del_adapter+0x37b/0x680 [ 58.125491][ T3953] ? del_timer_sync+0x17e/0x1b0 [ 58.131603][ T3953] pvr2_i2c_core_done+0x69/0xc0 [ 58.136573][ T3953] pvr2_hdw_destroy+0x179/0x3b0 [ 58.141489][ T3953] pvr2_context_destroy+0x84/0x230 [ 58.146583][ T3953] pvr2_context_thread_func+0x64b/0x850 [ 58.152805][ T3953] ? pvr2_context_destroy+0x230/0x230 [ 58.158157][ T3953] ? finish_wait+0x260/0x260 [ 58.162730][ T3953] ? lockdep_hardirqs_on+0x79/0x100 [ 58.167918][ T3953] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 58.174149][ T3953] ? __kthread_parkme+0x13f/0x1e0 [ 58.179157][ T3953] ? pvr2_context_destroy+0x230/0x230 [ 58.184513][ T3953] kthread+0x3b1/0x4a0 [ 58.188567][ T3953] ? __kthread_bind_mask+0xc0/0xc0 [ 58.193662][ T3953] ret_from_fork+0x1f/0x30 [ 58.201911][ T3953] Kernel Offset: disabled [ 58.206317][ T3953] Rebooting in 86400 seconds..