Warning: Permanently added '10.128.0.229' (ED25519) to the list of known hosts. 2026/08/19 06:45:11 parsed 1 programs 2026/08/19 06:45:12 serving rpc on tcp://34829 [ 85.803089][ T5624] cgroup: Unknown subsys name 'net' [ 85.915989][ T5624] cgroup: Unknown subsys name 'cpuset' [ 85.926566][ T5624] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 87.729964][ T5624] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 90.820781][ T5637] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 90.839909][ T5637] ebtables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 90.851552][ T5637] arp_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 90.863176][ T5637] ip_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 90.876029][ T5637] ip6_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 91.689265][ T10] cfg80211: failed to load regulatory.db [ 92.640463][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.650812][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.691546][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.701013][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.699067][ T5689] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.706884][ T5689] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.714286][ T5689] bridge_slave_0: entered allmulticast mode [ 93.721608][ T5689] bridge_slave_0: entered promiscuous mode [ 93.730986][ T5689] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.738183][ T5689] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.745432][ T5689] bridge_slave_1: entered allmulticast mode [ 93.752898][ T5689] bridge_slave_1: entered promiscuous mode [ 93.784708][ T5689] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.796557][ T5689] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.827457][ T5689] team0: Port device team_slave_0 added [ 93.835282][ T5689] team0: Port device team_slave_1 added [ 93.861582][ T5689] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.868755][ T5689] 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 1532 would solve the problem. [ 93.894717][ T5689] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.907823][ T5689] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.914884][ T5689] 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 1532 would solve the problem. [ 93.940868][ T5689] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.985713][ T5689] hsr_slave_0: entered promiscuous mode [ 93.993214][ T5689] hsr_slave_1: entered promiscuous mode [ 94.154207][ T5689] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.167254][ T5689] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 94.175920][ T5689] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 94.186251][ T5689] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 94.194110][ T5689] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 94.205250][ T5689] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 94.213794][ T5689] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.224769][ T5689] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 94.256039][ T5689] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.263473][ T5689] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.271079][ T5689] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.278280][ T5689] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.339975][ T5689] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.362278][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.371244][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.387009][ T5689] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.400136][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.407470][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.421579][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.428834][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.780337][ T5689] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.829781][ T5689] veth0_vlan: entered promiscuous mode [ 94.844136][ T5689] veth1_vlan: entered promiscuous mode [ 94.881386][ T5689] veth0_macvtap: entered promiscuous mode [ 94.895563][ T5689] veth1_macvtap: entered promiscuous mode [ 94.916628][ T5689] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.933211][ T5689] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.963520][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.023352][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.035584][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.045604][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.109336][ T4928] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 95.120722][ T4928] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 95.137763][ T4928] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 95.146090][ T36] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.154328][ T4928] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 95.164997][ T4928] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 95.274254][ T36] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.379468][ T36] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.464224][ T36] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/08/19 06:45:26 executed programs: 0 [ 96.671268][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 96.680130][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 96.690101][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 96.698528][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 96.706847][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 97.176911][ T5748] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.184243][ T5748] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.191429][ T5748] bridge_slave_0: entered allmulticast mode [ 97.199199][ T5748] bridge_slave_0: entered promiscuous mode [ 97.208453][ T5748] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.215878][ T5748] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.223146][ T5748] bridge_slave_1: entered allmulticast mode [ 97.230393][ T5748] bridge_slave_1: entered promiscuous mode [ 97.260737][ T5748] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.274173][ T5748] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.305300][ T5748] team0: Port device team_slave_0 added [ 97.314946][ T5748] team0: Port device team_slave_1 added [ 97.341615][ T5748] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.349073][ T5748] 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 1532 would solve the problem. [ 97.376293][ T5748] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.389035][ T5748] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.396141][ T5748] 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 1532 would solve the problem. [ 97.422126][ T5748] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.473212][ T5748] hsr_slave_0: entered promiscuous mode [ 97.479672][ T5748] hsr_slave_1: entered promiscuous mode [ 97.486062][ T5748] debugfs: 'hsr0' already exists in 'hsr' [ 97.491930][ T5748] Cannot create hsr debugfs directory [ 97.606959][ T36] bridge_slave_1: left allmulticast mode [ 97.613154][ T36] bridge_slave_1: left promiscuous mode [ 97.619832][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.631638][ T36] bridge_slave_0: left allmulticast mode [ 97.637811][ T36] bridge_slave_0: left promiscuous mode [ 97.644606][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.768202][ T36] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 97.781353][ T36] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 97.794307][ T36] bond0 (unregistering): Released all slaves [ 97.902530][ T36] hsr_slave_0: left promiscuous mode [ 97.908471][ T36] hsr_slave_1: left promiscuous mode [ 97.914633][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 97.922089][ T36] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 97.930148][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 97.937699][ T36] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 97.952982][ T36] veth1_macvtap: left promiscuous mode [ 97.958743][ T36] veth0_macvtap: left promiscuous mode [ 97.964403][ T36] veth1_vlan: left promiscuous mode [ 97.969702][ T36] veth0_vlan: left promiscuous mode [ 98.167984][ T36] team0 (unregistering): Port device team_slave_1 removed [ 98.183420][ T36] team0 (unregistering): Port device team_slave_0 removed [ 98.679838][ T5748] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 98.710377][ T5748] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 98.803742][ T50] Bluetooth: hci0: command tx timeout [ 98.954012][ T5748] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 98.963906][ T5748] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 98.975710][ T5748] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 98.988515][ T5748] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 98.997100][ T5748] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.008748][ T5748] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 99.237104][ T5748] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.268862][ T5748] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.284750][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.291947][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.311419][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.318624][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.754682][ T5748] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.798708][ T5748] veth0_vlan: entered promiscuous mode [ 99.811251][ T5748] veth1_vlan: entered promiscuous mode [ 99.840352][ T5748] veth0_macvtap: entered promiscuous mode [ 99.851164][ T5748] veth1_macvtap: entered promiscuous mode [ 99.869942][ T5748] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.884509][ T5748] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.932242][ T3302] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.941062][ T3302] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.950093][ T3302] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.979326][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.990130][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.012178][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.026835][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.036397][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.127338][ T5812] ================================================================== [ 100.135431][ T5812] BUG: KASAN: slab-use-after-free in dvb_device_open+0xc4/0x340 [ 100.143098][ T5812] Read of size 8 at addr ffff88802ba0f618 by task syz.0.19/5812 [ 100.150757][ T5812] [ 100.153124][ T5812] CPU: 1 UID: 0 PID: 5812 Comm: syz.0.19 Not tainted syzkaller #0 PREEMPT(full) [ 100.153148][ T5812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 100.153169][ T5812] Call Trace: [ 100.153178][ T5812] [ 100.153186][ T5812] dump_stack_lvl+0xe8/0x150 [ 100.153218][ T5812] print_address_description+0x55/0x1e0 [ 100.153245][ T5812] ? dvb_device_open+0xc4/0x340 [ 100.153274][ T5812] print_report+0x58/0x70 [ 100.153299][ T5812] kasan_report+0x117/0x150 [ 100.153329][ T5812] ? dvb_device_open+0xc4/0x340 [ 100.153360][ T5812] dvb_device_open+0xc4/0x340 [ 100.153386][ T5812] ? do_raw_spin_unlock+0xf5/0x210 [ 100.153405][ T5812] chrdev_open+0x4d9/0x600 [ 100.153424][ T5812] ? __pfx_chrdev_open+0x10/0x10 [ 100.153442][ T5812] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 100.153462][ T5812] ? __pfx_chrdev_open+0x10/0x10 [ 100.153479][ T5812] do_dentry_open+0x816/0x1380 [ 100.153502][ T5812] vfs_open+0x3b/0x340 [ 100.153520][ T5812] ? path_openat+0x1428/0x1d60 [ 100.153536][ T5812] path_openat+0x1443/0x1d60 [ 100.153560][ T5812] do_file_open+0x23e/0x4a0 [ 100.153578][ T5812] ? __pfx_do_file_open+0x10/0x10 [ 100.153603][ T5812] ? _raw_spin_unlock+0x28/0x50 [ 100.153623][ T5812] ? alloc_fd+0x651/0x6c0 [ 100.153651][ T5812] do_sys_openat2+0x115/0x200 [ 100.153675][ T5812] ? __pfx_do_sys_openat2+0x10/0x10 [ 100.153697][ T5812] ? __ia32_compat_sys_rt_sigreturn+0x237/0x270 [ 100.153725][ T5812] ? __task_pid_nr_ns+0x28/0x470 [ 100.153760][ T5812] __ia32_compat_sys_openat+0x131/0x160 [ 100.153787][ T5812] do_int80_emulation+0x19a/0x550 [ 100.153805][ T5812] ? trace_irq_disable+0x3b/0x140 [ 100.153828][ T5812] ? asm_int80_emulation+0x1a/0x20 [ 100.153847][ T5812] ? clear_bhb_loop+0x70/0xc0 [ 100.153867][ T5812] ? clear_bhb_loop+0x70/0xc0 [ 100.153889][ T5812] asm_int80_emulation+0x1a/0x20 [ 100.153907][ T5812] RIP: 0023:0xf71a74eb [ 100.153933][ T5812] Code: 57 56 53 8b 44 24 14 f6 00 08 75 23 8b 44 24 18 8b 5c 24 1c 8b 4c 24 20 8b 54 24 24 8b 74 24 28 8b 7c 24 2c 8b 6c 24 30 cd 80 <5b> 5e 5f 5d c3 5b 5e 5f 5d e9 f7 a1 ff ff 66 90 66 90 66 90 90 53 [ 100.153950][ T5812] RSP: 002b:00000000ffaf098c EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 100.153975][ T5812] RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 00000000ffaf0a50 [ 100.153988][ T5812] RDX: 0000000000040002 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.154001][ T5812] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 100.154011][ T5812] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 100.154029][ T5812] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 100.154044][ T5812] [ 100.154049][ T5812] [ 100.408155][ T5812] Allocated by task 1: [ 100.412224][ T5812] kasan_save_track+0x3e/0x80 [ 100.416929][ T5812] __kasan_kmalloc+0x93/0xb0 [ 100.421524][ T5812] __kmalloc_cache_noprof+0x32d/0x660 [ 100.426897][ T5812] dvb_register_device+0x309/0x1dd0 [ 100.432113][ T5812] dvb_register_frontend+0x603/0x900 [ 100.437423][ T5812] vidtv_bridge_probe+0x9d5/0xf60 [ 100.442456][ T5812] platform_probe+0xf9/0x190 [ 100.447052][ T5812] really_probe+0x254/0xae0 [ 100.451559][ T5812] __driver_probe_device+0x1e8/0x360 [ 100.456862][ T5812] driver_probe_device+0x4f/0x240 [ 100.461888][ T5812] __driver_attach+0x339/0x600 [ 100.466674][ T5812] bus_for_each_dev+0x23b/0x2c0 [ 100.471520][ T5812] bus_add_driver+0x345/0x670 [ 100.476215][ T5812] driver_register+0x23a/0x320 [ 100.481006][ T5812] vidtv_bridge_init+0x3d/0x60 [ 100.485772][ T5812] do_one_initcall+0x250/0x870 [ 100.490540][ T5812] do_initcall_level+0x10a/0x1a0 [ 100.495480][ T5812] do_initcalls+0x59/0xa0 [ 100.499814][ T5812] kernel_init_freeable+0x29d/0x3e0 [ 100.505011][ T5812] kernel_init+0x22/0x1d0 [ 100.509344][ T5812] ret_from_fork+0x514/0xb70 [ 100.513937][ T5812] ret_from_fork_asm+0x1a/0x30 [ 100.518699][ T5812] [ 100.521018][ T5812] Freed by task 5811: [ 100.524988][ T5812] kasan_save_track+0x3e/0x80 [ 100.529664][ T5812] kasan_save_free_info+0x40/0x50 [ 100.534687][ T5812] __kasan_slab_free+0x5c/0x80 [ 100.539457][ T5812] kfree+0x1c5/0x640 [ 100.543392][ T5812] dvb_device_open+0x2b8/0x340 [ 100.548187][ T5812] chrdev_open+0x4d9/0x600 [ 100.552628][ T5812] do_dentry_open+0x816/0x1380 [ 100.557432][ T5812] vfs_open+0x3b/0x340 [ 100.561504][ T5812] path_openat+0x1443/0x1d60 [ 100.566094][ T5812] do_file_open+0x23e/0x4a0 [ 100.570595][ T5812] do_sys_openat2+0x115/0x200 [ 100.575274][ T5812] __ia32_compat_sys_openat+0x131/0x160 [ 100.580823][ T5812] do_int80_emulation+0x19a/0x550 [ 100.585847][ T5812] asm_int80_emulation+0x1a/0x20 [ 100.590781][ T5812] [ 100.593103][ T5812] The buggy address belongs to the object at ffff88802ba0f600 [ 100.593103][ T5812] which belongs to the cache kmalloc-256 of size 256 [ 100.607152][ T5812] The buggy address is located 24 bytes inside of [ 100.607152][ T5812] freed 256-byte region [ffff88802ba0f600, ffff88802ba0f700) [ 100.620857][ T5812] [ 100.623210][ T5812] The buggy address belongs to the physical page: [ 100.629634][ T5812] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2ba0e [ 100.638404][ T5812] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 100.646928][ T5812] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 100.654483][ T5812] page_type: f5(slab) [ 100.658463][ T5812] raw: 00fff00000000040 ffff88801b002b40 dead000000000122 0000000000000000 [ 100.667041][ T5812] raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 [ 100.675624][ T5812] head: 00fff00000000040 ffff88801b002b40 dead000000000122 0000000000000000 [ 100.684295][ T5812] head: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 [ 100.692976][ T5812] head: 00fff00000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 100.701649][ T5812] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 100.710323][ T5812] page dumped because: kasan: bad access detected [ 100.716755][ T5812] page_owner tracks the page as allocated [ 100.722488][ T5812] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 18059389227, free_ts 0 [ 100.742196][ T5812] post_alloc_hook+0x1f9/0x250 [ 100.746982][ T5812] get_page_from_freelist+0x21fa/0x2270 [ 100.752536][ T5812] __alloc_frozen_pages_noprof+0x18d/0x380 [ 100.758362][ T5812] allocate_slab+0x79/0x5e0 [ 100.762868][ T5812] refill_objects+0x2d5/0x350 [ 100.767561][ T5812] __pcs_replace_empty_main+0x2bf/0x6b0 [ 100.773113][ T5812] __kmalloc_cache_noprof+0x3a7/0x660 [ 100.778484][ T5812] bus_add_driver+0x162/0x670 [ 100.783162][ T5812] driver_register+0x23a/0x320 [ 100.787921][ T5812] usb_register_driver+0x1e4/0x390 [ 100.793042][ T5812] do_one_initcall+0x250/0x870 [ 100.797831][ T5812] do_initcall_level+0x10a/0x1a0 [ 100.802803][ T5812] do_initcalls+0x59/0xa0 [ 100.807128][ T5812] kernel_init_freeable+0x29d/0x3e0 [ 100.812332][ T5812] kernel_init+0x22/0x1d0 [ 100.816663][ T5812] ret_from_fork+0x514/0xb70 [ 100.821267][ T5812] page_owner free stack trace missing [ 100.826630][ T5812] [ 100.828951][ T5812] Memory state around the buggy address: [ 100.834580][ T5812] ffff88802ba0f500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 100.842635][ T5812] ffff88802ba0f580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 100.850700][ T5812] >ffff88802ba0f600: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 100.858769][ T5812] ^ [ 100.863615][ T5812] ffff88802ba0f680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 100.871666][ T5812] ffff88802ba0f700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 100.879750][ T5812] ================================================================== [ 100.889702][ T50] Bluetooth: hci0: command tx timeout [ 100.907058][ T5812] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 100.914399][ T5812] CPU: 1 UID: 0 PID: 5812 Comm: syz.0.19 Not tainted syzkaller #0 PREEMPT(full) [ 100.923540][ T5812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 100.933621][ T5812] Call Trace: [ 100.936922][ T5812] [ 100.939878][ T5812] vpanic+0x56c/0xa60 [ 100.943897][ T5812] ? __pfx_vpanic+0x10/0x10 [ 100.948439][ T5812] ? __pfx___schedule+0x10/0x10 [ 100.953338][ T5812] panic+0xc5/0xd0 [ 100.957095][ T5812] ? __pfx_panic+0x10/0x10 [ 100.961549][ T5812] ? preempt_schedule_thunk+0x16/0x40 [ 100.966958][ T5812] ? dvb_device_open+0xc4/0x340 [ 100.971846][ T5812] check_panic_on_warn+0x89/0xb0 [ 100.976824][ T5812] ? dvb_device_open+0xc4/0x340 [ 100.981714][ T5812] end_report+0x73/0x170 [ 100.985996][ T5812] ? dvb_device_open+0xc4/0x340 [ 100.990892][ T5812] kasan_report+0x128/0x150 [ 100.995441][ T5812] ? dvb_device_open+0xc4/0x340 [ 101.000332][ T5812] dvb_device_open+0xc4/0x340 [ 101.005051][ T5812] ? do_raw_spin_unlock+0xf5/0x210 [ 101.010205][ T5812] chrdev_open+0x4d9/0x600 [ 101.014656][ T5812] ? __pfx_chrdev_open+0x10/0x10 [ 101.019617][ T5812] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 101.025959][ T5812] ? __pfx_chrdev_open+0x10/0x10 [ 101.030908][ T5812] do_dentry_open+0x816/0x1380 [ 101.035693][ T5812] vfs_open+0x3b/0x340 [ 101.039775][ T5812] ? path_openat+0x1428/0x1d60 [ 101.044554][ T5812] path_openat+0x1443/0x1d60 [ 101.049162][ T5812] do_file_open+0x23e/0x4a0 [ 101.053681][ T5812] ? __pfx_do_file_open+0x10/0x10 [ 101.058735][ T5812] ? _raw_spin_unlock+0x28/0x50 [ 101.063616][ T5812] ? alloc_fd+0x651/0x6c0 [ 101.067973][ T5812] do_sys_openat2+0x115/0x200 [ 101.072671][ T5812] ? __pfx_do_sys_openat2+0x10/0x10 [ 101.077888][ T5812] ? __ia32_compat_sys_rt_sigreturn+0x237/0x270 [ 101.084150][ T5812] ? __task_pid_nr_ns+0x28/0x470 [ 101.089122][ T5812] __ia32_compat_sys_openat+0x131/0x160 [ 101.094688][ T5812] do_int80_emulation+0x19a/0x550 [ 101.099721][ T5812] ? trace_irq_disable+0x3b/0x140 [ 101.104762][ T5812] ? asm_int80_emulation+0x1a/0x20 [ 101.109903][ T5812] ? clear_bhb_loop+0x70/0xc0 [ 101.114590][ T5812] ? clear_bhb_loop+0x70/0xc0 [ 101.119280][ T5812] asm_int80_emulation+0x1a/0x20 [ 101.124230][ T5812] RIP: 0023:0xf71a74eb [ 101.128316][ T5812] Code: 57 56 53 8b 44 24 14 f6 00 08 75 23 8b 44 24 18 8b 5c 24 1c 8b 4c 24 20 8b 54 24 24 8b 74 24 28 8b 7c 24 2c 8b 6c 24 30 cd 80 <5b> 5e 5f 5d c3 5b 5e 5f 5d e9 f7 a1 ff ff 66 90 66 90 66 90 90 53 [ 101.147930][ T5812] RSP: 002b:00000000ffaf098c EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 101.156359][ T5812] RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 00000000ffaf0a50 [ 101.164356][ T5812] RDX: 0000000000040002 RSI: 0000000000000000 RDI: 0000000000000000 [ 101.172342][ T5812] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 101.180326][ T5812] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 101.188324][ T5812] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 101.196313][ T5812] [ 101.199935][ T5812] Kernel Offset: disabled [ 101.204279][ T5812] Rebooting in 86400 seconds..