Warning: Permanently added '10.128.0.30' (ED25519) to the list of known hosts. [ 50.652970][ T4336] cgroup: Unknown subsys name 'net' [ 50.883527][ T4336] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 51.160252][ T4336] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 51.193764][ T4343] chnl_net:caif_netlink_parms(): no params data found [ 51.209586][ T4343] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.211106][ T4343] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.212566][ T4343] device bridge_slave_0 entered promiscuous mode [ 51.214799][ T4343] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.216003][ T4343] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.217546][ T4343] device bridge_slave_1 entered promiscuous mode [ 51.223668][ T4343] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.226441][ T4343] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.232588][ T4343] team0: Port device team_slave_0 added [ 51.234245][ T4343] team0: Port device team_slave_1 added [ 51.239142][ T4343] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.240246][ T4343] 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. [ 51.244409][ T4343] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.246960][ T4343] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.248125][ T4343] 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. [ 51.252775][ T4343] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 51.321623][ T4343] device hsr_slave_0 entered promiscuous mode [ 51.360780][ T4343] device hsr_slave_1 entered promiscuous mode [ 51.432365][ T4343] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 51.462147][ T4343] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 51.501612][ T4343] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 51.541674][ T4343] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 51.597922][ T4343] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.599098][ T4343] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.600429][ T4343] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.601769][ T4343] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.617308][ T4343] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.621347][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.623745][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.625687][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.627543][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 51.632669][ T4343] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.635445][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.637091][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.638275][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.641633][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.643290][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.644491][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.650337][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.652546][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.655299][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.658131][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.662253][ T4343] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.664285][ T4343] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.671339][ T4343] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.672610][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.673938][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.675260][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.682799][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.688215][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.689943][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.691937][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.694204][ T4343] device veth0_vlan entered promiscuous mode [ 51.697108][ T4343] device veth1_vlan entered promiscuous mode [ 51.704987][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.706496][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.708073][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.711445][ T4343] device veth0_macvtap entered promiscuous mode [ 51.713689][ T4343] device veth1_macvtap entered promiscuous mode [ 51.718459][ T4343] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.719755][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.722277][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.725743][ T4343] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.727216][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.729564][ T4343] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.732049][ T4343] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.733472][ T4343] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.734957][ T4343] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 52.070489][ T14] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 52.252978][ T14] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x82 has invalid wMaxPacketSize 0 [ 52.256608][ T14] usb 1-1: New USB device found, idVendor=eb1a, idProduct=e303, bcdDevice=fc.a0 [ 52.258116][ T14] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 52.259412][ T14] usb 1-1: Product: syz [ 52.260100][ T14] usb 1-1: Manufacturer: syz [ 52.261000][ T14] usb 1-1: SerialNumber: syz [ 52.263715][ T14] usb 1-1: config 0 descriptor?? [ 52.266892][ T14] em28xx 1-1:0.0: New device syz syz @ 480 Mbps (eb1a:e303, interface 0, class 0) [ 52.268476][ T14] em28xx 1-1:0.0: Video interface 0 found: executing program [ 52.531212][ T14] em28xx 1-1:0.0: unknown em28xx chip ID (0) [ 52.636706][ T14] em28xx 1-1:0.0: reading from i2c device at 0xa0 failed (error=-5) [ 52.638102][ T14] em28xx 1-1:0.0: board has no eeprom [ 52.700523][ T14] em28xx 1-1:0.0: Identified as Kaiomy TVnPC U2 (card=63) [ 52.701687][ T14] em28xx 1-1:0.0: analog set to bulk mode. [ 52.704104][ T14] usb 1-1: USB disconnect, device number 2 [ 52.705377][ T14] em28xx 1-1:0.0: Disconnecting em28xx [ 52.706491][ T4349] em28xx 1-1:0.0: Registering V4L2 extension [ 52.728807][ T4349] i2c i2c-1: Invalid 7-bit I2C address 0x00 [ 52.742382][ T4349] tuner: 1-0061: Tuner -1 found with type(s) Radio TV. [ 52.744104][ T4349] xc2028 1-0061: creating new instance [ 52.745009][ T4349] xc2028 1-0061: type set to XCeive xc2028/xc3028 tuner [ 52.746312][ T4349] em28xx 1-1:0.0: Config register raw data: 0xffffffed [ 52.747430][ T4349] em28xx 1-1:0.0: AC97 chip type couldn't be determined [ 52.748582][ T4349] em28xx 1-1:0.0: No AC97 audio processor [ 52.751026][ T4349] em28xx 1-1:0.0: Registered radio device as radio2 [ 52.752089][ T4349] usb 1-1: Decoder not found [ 52.752851][ T4349] em28xx 1-1:0.0: failed to create media graph [ 52.753931][ T4349] em28xx 1-1:0.0: V4L2 device radio2 deregistered [ 52.755748][ T4349] em28xx 1-1:0.0: V4L2 device video11 deregistered [ 52.757366][ T4349] xc2028 1-0061: destroying instance [ 52.758509][ T4349] em28xx 1-1:0.0: Registering input extension [ 52.759671][ T14] em28xx 1-1:0.0: Closing input extension [ 52.763603][ T14] em28xx 1-1:0.0: Freeing device [ 52.766089][ T4349] usb 1-1:0.0: Direct firmware load for xc3028-v27.fw failed with error -2 [ 52.768182][ T4349] usb 1-1:0.0: Falling back to sysfs fallback for: xc3028-v27.fw [ 52.769480][ T4349] kobject_add_internal failed for firmware (error: -2 parent: 1-1:0.0) [ 52.771004][ T4349] firmware xc3028-v27.fw: fw_load_sysfs_fallback: device_register failed [ 52.772526][ T4349] ================================================================== [ 52.773776][ T4349] BUG: KASAN: use-after-free in load_firmware_cb+0xc0/0x1524 [ 52.775009][ T4349] Read of size 8 at addr ffff0000dee9e318 by task kworker/0:4/4349 [ 52.776296][ T4349] [ 52.776728][ T4349] CPU: 0 PID: 4349 Comm: kworker/0:4 Not tainted syzkaller #0 [ 52.778016][ T4349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 52.779633][ T4349] Workqueue: events request_firmware_work_func [ 52.780698][ T4349] Call trace: [ 52.781261][ T4349] dump_backtrace+0x1c0/0x1ec [ 52.782095][ T4349] show_stack+0x2c/0x3c [ 52.782806][ T4349] __dump_stack+0x30/0x40 [ 52.783515][ T4349] dump_stack_lvl+0xf4/0x15c [ 52.784296][ T4349] print_address_description+0x88/0x218 [ 52.785243][ T4349] print_report+0x50/0x68 [ 52.785969][ T4349] kasan_report+0xa8/0xfc [ 52.786714][ T4349] __asan_report_load8_noabort+0x2c/0x38 [ 52.787712][ T4349] load_firmware_cb+0xc0/0x1524 [ 52.788515][ T4349] request_firmware_work_func+0xe8/0x19c [ 52.789521][ T4349] process_one_work+0x7f8/0x13a4 [ 52.790418][ T4349] worker_thread+0x8c4/0xfec [ 52.791231][ T4349] kthread+0x250/0x2d8 [ 52.791931][ T4349] ret_from_fork+0x10/0x20 [ 52.792704][ T4349] [ 52.793116][ T4349] Allocated by task 4349: [ 52.793829][ T4349] kasan_set_track+0x4c/0x80 [ 52.794622][ T4349] kasan_save_alloc_info+0x24/0x30 [ 52.795463][ T4349] __kasan_kmalloc+0xa0/0xb8 [ 52.796182][ T4349] kmalloc_trace+0x7c/0x94 [ 52.796950][ T4349] tuner_probe+0xc8/0x1698 [ 52.797728][ T4349] i2c_device_probe+0x690/0x8fc [ 52.798536][ T4349] really_probe+0x39c/0xacc [ 52.799246][ T4349] __driver_probe_device+0x1c8/0x358 [ 52.800122][ T4349] driver_probe_device+0x78/0x324 [ 52.801002][ T4349] __device_attach_driver+0x290/0x4d4 [ 52.801930][ T4349] bus_for_each_drv+0x154/0x1e4 [ 52.802753][ T4349] __device_attach+0x2ac/0x3dc [ 52.803583][ T4349] device_initial_probe+0x24/0x34 [ 52.804468][ T4349] bus_probe_device+0xbc/0x1c4 [ 52.805287][ T4349] device_add+0xb04/0xefc [ 52.806020][ T4349] device_register+0x28/0x38 [ 52.806826][ T4349] i2c_new_client_device+0x87c/0xe68 [ 52.807755][ T4349] v4l2_i2c_new_subdev_board+0xb0/0x20c [ 52.808619][ T4349] v4l2_i2c_new_subdev+0x130/0x1b8 [ 52.809511][ T4349] em28xx_v4l2_init+0x6f4/0x2914 [ 52.810325][ T4349] em28xx_init_extension+0x10c/0x1b4 [ 52.811171][ T4349] request_module_async+0x68/0x98 [ 52.812004][ T4349] process_one_work+0x7f8/0x13a4 [ 52.812806][ T4349] worker_thread+0xb64/0xfec [ 52.813538][ T4349] kthread+0x250/0x2d8 [ 52.814232][ T4349] ret_from_fork+0x10/0x20 [ 52.814996][ T4349] [ 52.815364][ T4349] Freed by task 4349: [ 52.815984][ T4349] kasan_set_track+0x4c/0x80 [ 52.816753][ T4349] kasan_save_free_info+0x38/0x5c [ 52.817620][ T4349] ____kasan_slab_free+0x148/0x1b0 [ 52.818480][ T4349] __kasan_slab_free+0x18/0x28 [ 52.819281][ T4349] slab_free_freelist_hook+0x16c/0x1e8 [ 52.820253][ T4349] __kmem_cache_free+0xbc/0x218 [ 52.821048][ T4349] kfree+0xd0/0x1a8 [ 52.821664][ T4349] tuner_remove+0x1d8/0x1f4 [ 52.822415][ T4349] i2c_device_remove+0x8c/0x1bc [ 52.823241][ T4349] device_release_driver_internal+0x3d4/0x6d0 [ 52.824214][ T4349] device_release_driver+0x28/0x38 [ 52.825093][ T4349] bus_remove_device+0x294/0x384 [ 52.825917][ T4349] device_del+0x580/0x984 [ 52.826681][ T4349] device_unregister+0x2c/0xc8 [ 52.827529][ T4349] i2c_unregister_device+0x114/0x168 [ 52.828506][ T4349] v4l2_i2c_subdev_unregister+0xa8/0xbc [ 52.829438][ T4349] v4l2_device_unregister+0x170/0x248 [ 52.830333][ T4349] em28xx_v4l2_init+0x1328/0x2914 [ 52.831168][ T4349] em28xx_init_extension+0x10c/0x1b4 [ 52.832053][ T4349] request_module_async+0x68/0x98 [ 52.832874][ T4349] process_one_work+0x7f8/0x13a4 [ 52.833708][ T4349] worker_thread+0xb64/0xfec [ 52.834454][ T4349] kthread+0x250/0x2d8 [ 52.835135][ T4349] ret_from_fork+0x10/0x20 [ 52.835899][ T4349] [ 52.836274][ T4349] The buggy address belongs to the object at ffff0000dee9e000 [ 52.836274][ T4349] which belongs to the cache kmalloc-2k of size 2048 [ 52.838535][ T4349] The buggy address is located 792 bytes inside of [ 52.838535][ T4349] 2048-byte region [ffff0000dee9e000, ffff0000dee9e800) [ 52.840762][ T4349] [ 52.841150][ T4349] The buggy address belongs to the physical page: [ 52.842213][ T4349] page:000000003cdb9a99 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11ee98 [ 52.843931][ T4349] head:000000003cdb9a99 order:3 compound_mapcount:0 compound_pincount:0 [ 52.845333][ T4349] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 52.846687][ T4349] raw: 05ffc00000010200 0000000000000000 dead000000000122 ffff0000c0002900 [ 52.848129][ T4349] raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000 [ 52.849579][ T4349] page dumped because: kasan: bad access detected [ 52.850689][ T4349] [ 52.851101][ T4349] Memory state around the buggy address: [ 52.852041][ T4349] ffff0000dee9e200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.853381][ T4349] ffff0000dee9e280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.854706][ T4349] >ffff0000dee9e300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.856023][ T4349] ^ [ 52.856862][ T4349] ffff0000dee9e380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.858182][ T4349] ffff0000dee9e400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.859588][ T4349] ================================================================== [ 52.861540][ T4349] Disabling lock debugging due to kernel taint [ 52.863226][ T4349] Unable to handle kernel paging request at virtual address dfff800000000005 [ 52.864496][ T4349] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 52.865776][ T4349] Mem abort info: [ 52.866388][ T4349] ESR = 0x0000000096000006 [ 52.867137][ T4349] EC = 0x25: DABT (current EL), IL = 32 bits [ 52.868204][ T4349] SET = 0, FnV = 0 [ 52.868885][ T4349] EA = 0, S1PTW = 0 [ 52.869607][ T4349] FSC = 0x06: level 2 translation fault [ 52.870625][ T4349] Data abort info: [ 52.871194][ T4349] ISV = 0, ISS = 0x00000006 [ 52.872537][ T4349] CM = 0, WnR = 0 [ 52.873132][ T4349] [dfff800000000005] address between user and kernel address ranges [ 52.874469][ T4349] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 52.875603][ T4349] Modules linked in: [ 52.876202][ T4349] CPU: 0 PID: 4349 Comm: kworker/0:4 Tainted: G B syzkaller #0 [ 52.877669][ T4349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 52.879286][ T4349] Workqueue: events request_firmware_work_func [ 52.880263][ T4349] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.881480][ T4349] pc : load_firmware_cb+0x23c/0x1524 [ 52.882400][ T4349] lr : load_firmware_cb+0xe4/0x1524 [ 52.883235][ T4349] sp : ffff800021037940 [ 52.883903][ T4349] x29: ffff800021037a90 x28: ffff00019f513800 x27: 0000000000000000 [ 52.885170][ T4349] x26: dfff800000000000 x25: ffff700004206f3c x24: 1fffe0001bdd3c63 [ 52.886397][ T4349] x23: ffff8000210379e0 x22: 0000000000000000 x21: 0000000000000000 [ 52.887751][ T4349] x20: 0000000000000000 x19: ffff0000dee9e318 x18: ffff800011babf60 [ 52.889106][ T4349] x17: 1fffe00033e9f77e x16: ffff800011a529a8 x15: 0000000040000000 [ 52.890518][ T4349] x14: 0000000000000001 x13: 1ffff00002fc696c x12: 0000000000ff0100 [ 52.891822][ T4349] x11: ff0080000e08d418 x10: 0000000000000000 x9 : ffff80000e08d418 [ 52.893151][ T4349] x8 : 0000000000000005 x7 : 0000000000000004 x6 : ffff800008258510 [ 52.894542][ T4349] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800008194608 [ 52.895909][ T4349] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000028 [ 52.897242][ T4349] Call trace: [ 52.897798][ T4349] load_firmware_cb+0x23c/0x1524 [ 52.898662][ T4349] request_firmware_work_func+0xe8/0x19c [ 52.899635][ T4349] process_one_work+0x7f8/0x13a4 [ 52.900529][ T4349] worker_thread+0x8c4/0xfec [ 52.901363][ T4349] kthread+0x250/0x2d8 [ 52.902046][ T4349] ret_from_fork+0x10/0x20 [ 52.902788][ T4349] Code: b5fff5fb f9403bf6 9100a2c0 d343fc08 (387a6908) [ 52.904020][ T4349] ---[ end trace 0000000000000000 ]--- [ 53.064246][ T4349] Kernel panic - not syncing: Oops: Fatal exception [ 53.065317][ T4349] SMP: stopping secondary CPUs [ 53.066201][ T4349] Kernel Offset: disabled [ 53.066938][ T4349] CPU features: 0x080000,000f0097,a65bfea7 [ 53.067988][ T4349] Memory Limit: none [ 53.233402][ T4349] Rebooting in 86400 seconds..