Warning: Permanently added '10.128.0.96' (ECDSA) to the list of known hosts. syzkaller login: [ 81.208826][ T8458] chnl_net:caif_netlink_parms(): no params data found [ 81.257142][ T8458] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.264965][ T8458] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.272800][ T8458] device bridge_slave_0 entered promiscuous mode [ 81.283712][ T8458] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.290812][ T8458] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.300462][ T8458] device bridge_slave_1 entered promiscuous mode [ 81.323876][ T8458] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.336478][ T8458] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.359922][ T8458] team0: Port device team_slave_0 added [ 81.368155][ T8458] team0: Port device team_slave_1 added [ 81.384934][ T8458] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 81.392037][ T8458] 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. [ 81.418320][ T8458] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 81.431789][ T8458] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 81.439405][ T8458] 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. [ 81.465683][ T8458] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 81.491530][ T8458] device hsr_slave_0 entered promiscuous mode [ 81.498647][ T8458] device hsr_slave_1 entered promiscuous mode [ 81.601355][ T8458] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.614019][ T8458] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.624861][ T8458] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.634972][ T8458] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.658121][ T8458] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.665511][ T8458] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.673433][ T8458] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.680494][ T8458] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.723188][ T8458] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.736538][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.747290][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.756134][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.765671][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 81.779967][ T8458] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.790324][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.799481][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.806587][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.817642][ T8666] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.826672][ T8666] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.834009][ T8666] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.856821][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.865820][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.880935][ T8458] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 81.891652][ T8458] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 81.904661][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.912392][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.922062][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.931172][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.951888][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.959534][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.971973][ T8458] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.991668][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.011446][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.020231][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.030140][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.041254][ T8458] device veth0_vlan entered promiscuous mode [ 82.053161][ T8458] device veth1_vlan entered promiscuous mode [ 82.075730][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 82.083765][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 82.091754][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.104993][ T8458] device veth0_macvtap entered promiscuous mode [ 82.116299][ T8458] device veth1_macvtap entered promiscuous mode [ 82.134580][ T8458] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.142137][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.154370][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.166680][ T8458] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.174526][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.188249][ T8458] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.198344][ T8458] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.209077][ T8458] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.218312][ T8458] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.305280][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.332825][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.369980][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 82.397755][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.406552][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 82.421402][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 82.714606][ T5] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 83.114379][ T5] usb 1-1: config 16 has an invalid interface number: 138 but max is 0 [ 83.122892][ T5] usb 1-1: config 16 has no interface number 0 [ 83.285876][ T5] usb 1-1: New USB device found, idVendor=1164, idProduct=0622, bcdDevice=9e.43 [ 83.295192][ T5] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 83.304616][ T5] usb 1-1: Product: syz [ 83.309078][ T5] usb 1-1: Manufacturer: syz [ 83.313891][ T5] usb 1-1: SerialNumber: syz [ 83.367802][ T5] pvrusb2: Hardware description: Gotview USB 2.0 DVD 2 [ 83.584136][ T3992] pvrusb2: Invalid write control endpoint [ 83.586991][ T5] usb 1-1: USB disconnect, device number 2 [ 83.679597][ T3992] pvrusb2: Invalid write control endpoint [ 83.690012][ T3992] pvrusb2: ***WARNING*** Detected a wedged cx25840 chip; the device will not work. [ 83.713245][ T3992] pvrusb2: ***WARNING*** Try power cycling the pvrusb2 device. [ 83.724083][ T3992] pvrusb2: ***WARNING*** Disabling further access to the device to prevent other foul-ups. [ 83.745513][ T3992] pvrusb2: Device being rendered inoperable [ 83.752897][ T3992] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 83.762341][ T3992] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a) [ 83.774996][ T3992] pvrusb2: Attached sub-driver cx25840 [ 83.792627][ T3992] pvrusb2: Attempted to execute control transfer when device not ok [ 83.800985][ T3992] pvrusb2: Attempted to execute control transfer when device not ok [ 83.810512][ T3992] pvrusb2: Attempted to execute control transfer when device not ok [ 83.820681][ T3992] pvrusb2: Attempted to execute control transfer when device not ok [ 83.829646][ T3992] pvrusb2: Module ID 4 (tuner) for device Gotview USB 2.0 DVD 2 failed to load. Possible missing sub-device kernel module or initialization failure within module. [ 83.882558][ T3992] TUNER: Unable to find symbol tda829x_probe() [ 83.904848][ T3992] DVB: Unable to find symbol tda9887_attach() [ 83.911645][ T3992] tuner: 1-0043: Tuner 4 found with type(s) Radio TV. [ 83.925489][ T3992] pvrusb2: Attached sub-driver tuner [ 83.930794][ T3992] pvrusb2: ***WARNING*** pvrusb2 driver initialization failed due to the failure of one or more sub-device kernel modules. [ 83.945095][ T3992] pvrusb2: You need to resolve the failing condition before this driver can function. There should be some earlier messages giving more information about the problem. [ 83.984544][ T3992] ------------[ cut here ]------------ [ 83.990034][ T3992] sysfs group 'power' not found for kobject '1-0044' [ 83.999689][ T3992] WARNING: CPU: 0 PID: 3992 at fs/sysfs/group.c:279 sysfs_remove_group+0x126/0x170 [ 84.010715][ T3992] Modules linked in: [ 84.015895][ T3992] CPU: 1 PID: 3992 Comm: pvrusb2-context Not tainted 5.13.0-rc2-next-20210518-syzkaller #0 [ 84.026892][ T3992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.038107][ T3992] RIP: 0010:sysfs_remove_group+0x126/0x170 [ 84.044819][ T3992] 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 20 ce 9c 89 e8 c5 e2 e8 06 <0f> 0b eb 98 e8 11 59 c8 ff e9 01 ff ff ff 48 89 df e8 04 59 c8 ff [ 84.066354][ T3992] RSP: 0018:ffffc900046bfb80 EFLAGS: 00010286 [ 84.072448][ T3992] RAX: 0000000000000000 RBX: ffffffff89fb8460 RCX: 0000000000000000 [ 84.082512][ T3992] RDX: ffff88802265d580 RSI: ffffffff815dbea5 RDI: fffff520008d7f62 [ 84.091397][ T3992] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 84.100315][ T3992] R10: ffffffff815d5cee R11: 0000000000000000 R12: ffff888020c77020 [ 84.109200][ T3992] R13: ffffffff89fb8a00 R14: 1ffff920008d7f98 R15: dffffc0000000000 [ 84.118267][ T3992] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 84.128193][ T3992] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.135779][ T3992] CR2: 00007fd149817008 CR3: 000000001870b000 CR4: 00000000001506e0 [ 84.144848][ T3992] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.152837][ T3992] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.162514][ T3992] Call Trace: [ 84.166664][ T3992] ? i2c_adapter_lock_bus+0x130/0x130 [ 84.172149][ T3992] dpm_sysfs_remove+0x97/0xb0 [ 84.178195][ T3992] device_del+0x20c/0xd40 [ 84.182815][ T3992] ? __device_links_queue_sync_state+0x3f0/0x3f0 [ 84.184573][ T344] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.193521][ T3992] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 84.205532][ T3992] ? lockdep_hardirqs_on+0x79/0x100 [ 84.211249][ T3992] ? dev_fwnode+0x79/0x90 [ 84.217948][ T3992] ? i2c_adapter_lock_bus+0x130/0x130 [ 84.223814][ T3992] device_unregister+0x1f/0xc0 [ 84.228601][ T3992] ? i2c_adapter_lock_bus+0x130/0x130 [ 84.234826][ T3992] __unregister_client+0x95/0xa0 [ 84.239796][ T3992] device_for_each_child+0xf9/0x170 [ 84.245577][ T3992] ? device_remove_class_symlinks+0x210/0x210 [ 84.251773][ T3992] ? __radix_tree_lookup+0x211/0x2a0 [ 84.257893][ T3992] i2c_del_adapter+0x375/0x670 [ 84.262689][ T3992] ? del_timer_sync+0x17e/0x1b0 [ 84.268585][ T3992] pvr2_i2c_core_done+0x69/0xc0 [ 84.273905][ T3992] pvr2_hdw_destroy+0x179/0x3b0 [ 84.278905][ T3992] pvr2_context_destroy+0x84/0x230 [ 84.285101][ T3992] pvr2_context_thread_func+0x64b/0x850 [ 84.290767][ T3992] ? pvr2_context_destroy+0x230/0x230 [ 84.296544][ T3992] ? finish_wait+0x260/0x260 [ 84.301269][ T3992] ? lockdep_hardirqs_on+0x79/0x100 [ 84.307369][ T3992] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 84.315236][ T3992] ? __kthread_parkme+0x13f/0x1e0 [ 84.320298][ T3992] ? pvr2_context_destroy+0x230/0x230 [ 84.327092][ T3992] kthread+0x3b1/0x4a0 [ 84.331182][ T3992] ? __kthread_bind_mask+0xc0/0xc0 [ 84.336579][ T3992] ret_from_fork+0x1f/0x30 [ 84.341231][ T3992] Kernel panic - not syncing: panic_on_warn set ... [ 84.347995][ T3992] CPU: 0 PID: 3992 Comm: pvrusb2-context Not tainted 5.13.0-rc2-next-20210518-syzkaller #0 [ 84.360906][ T3992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.370947][ T3992] Call Trace: [ 84.374260][ T3992] dump_stack_lvl+0x13e/0x1d6 [ 84.378942][ T3992] panic+0x306/0x73d [ 84.382826][ T3992] ? __warn_printk+0xf3/0xf3 [ 84.387405][ T3992] ? __warn.cold+0x1a/0x44 [ 84.391811][ T3992] ? sysfs_remove_group+0x126/0x170 [ 84.397000][ T3992] __warn.cold+0x35/0x44 [ 84.401248][ T3992] ? sysfs_remove_group+0x126/0x170 [ 84.406541][ T3992] report_bug+0x1bd/0x210 [ 84.410862][ T3992] handle_bug+0x3c/0x60 [ 84.415023][ T3992] exc_invalid_op+0x14/0x40 [ 84.419524][ T3992] asm_exc_invalid_op+0x12/0x20 [ 84.424382][ T3992] RIP: 0010:sysfs_remove_group+0x126/0x170 [ 84.430196][ T3992] 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 20 ce 9c 89 e8 c5 e2 e8 06 <0f> 0b eb 98 e8 11 59 c8 ff e9 01 ff ff ff 48 89 df e8 04 59 c8 ff [ 84.449797][ T3992] RSP: 0018:ffffc900046bfb80 EFLAGS: 00010286 [ 84.456215][ T3992] RAX: 0000000000000000 RBX: ffffffff89fb8460 RCX: 0000000000000000 [ 84.464192][ T3992] RDX: ffff88802265d580 RSI: ffffffff815dbea5 RDI: fffff520008d7f62 [ 84.472149][ T3992] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 84.480195][ T3992] R10: ffffffff815d5cee R11: 0000000000000000 R12: ffff888020c77020 [ 84.488262][ T3992] R13: ffffffff89fb8a00 R14: 1ffff920008d7f98 R15: dffffc0000000000 [ 84.496258][ T3992] ? wake_up_klogd.part.0+0x8e/0xd0 [ 84.501459][ T3992] ? vprintk+0x95/0x260 [ 84.505601][ T3992] ? i2c_adapter_lock_bus+0x130/0x130 [ 84.510968][ T3992] dpm_sysfs_remove+0x97/0xb0 [ 84.515636][ T3992] device_del+0x20c/0xd40 [ 84.519954][ T3992] ? __device_links_queue_sync_state+0x3f0/0x3f0 [ 84.526282][ T3992] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 84.532081][ T3992] ? lockdep_hardirqs_on+0x79/0x100 [ 84.537266][ T3992] ? dev_fwnode+0x79/0x90 [ 84.541597][ T3992] ? i2c_adapter_lock_bus+0x130/0x130 [ 84.546964][ T3992] device_unregister+0x1f/0xc0 [ 84.551712][ T3992] ? i2c_adapter_lock_bus+0x130/0x130 [ 84.557069][ T3992] __unregister_client+0x95/0xa0 [ 84.562008][ T3992] device_for_each_child+0xf9/0x170 [ 84.567209][ T3992] ? device_remove_class_symlinks+0x210/0x210 [ 84.573263][ T3992] ? __radix_tree_lookup+0x211/0x2a0 [ 84.578534][ T3992] i2c_del_adapter+0x375/0x670 [ 84.583281][ T3992] ? del_timer_sync+0x17e/0x1b0 [ 84.588117][ T3992] pvr2_i2c_core_done+0x69/0xc0 [ 84.592951][ T3992] pvr2_hdw_destroy+0x179/0x3b0 [ 84.597802][ T3992] pvr2_context_destroy+0x84/0x230 [ 84.602898][ T3992] pvr2_context_thread_func+0x64b/0x850 [ 84.608424][ T3992] ? pvr2_context_destroy+0x230/0x230 [ 84.613869][ T3992] ? finish_wait+0x260/0x260 [ 84.618447][ T3992] ? lockdep_hardirqs_on+0x79/0x100 [ 84.623645][ T3992] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 84.629870][ T3992] ? __kthread_parkme+0x13f/0x1e0 [ 84.634880][ T3992] ? pvr2_context_destroy+0x230/0x230 [ 84.640261][ T3992] kthread+0x3b1/0x4a0 [ 84.644315][ T3992] ? __kthread_bind_mask+0xc0/0xc0 [ 84.649412][ T3992] ret_from_fork+0x1f/0x30 [ 84.654921][ T3992] Kernel Offset: disabled [ 84.659378][ T3992] Rebooting in 86400 seconds..