Warning: Permanently added '10.128.1.164' (ED25519) to the list of known hosts. 2026/04/06 02:15:17 parsed 1 programs [ 92.088659][ T9] cfg80211: failed to load regulatory.db [ 93.202529][ T5854] cgroup: Unknown subsys name 'net' [ 93.319398][ T5854] cgroup: Unknown subsys name 'cpuset' [ 93.329574][ T5854] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 95.035455][ T5854] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 98.327353][ T5862] 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. [ 99.172021][ T5877] chnl_net:caif_netlink_parms(): no params data found [ 99.262508][ T5877] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.270574][ T5877] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.278242][ T5877] bridge_slave_0: entered allmulticast mode [ 99.285468][ T5877] bridge_slave_0: entered promiscuous mode [ 99.295367][ T5877] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.303083][ T5877] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.310369][ T5877] bridge_slave_1: entered allmulticast mode [ 99.318053][ T5877] bridge_slave_1: entered promiscuous mode [ 99.386496][ T5877] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.398759][ T5877] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.428521][ T5877] team0: Port device team_slave_0 added [ 99.437684][ T5877] team0: Port device team_slave_1 added [ 99.474827][ T5877] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.482194][ T5877] 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. [ 99.509273][ T5877] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.530530][ T5877] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.539166][ T5877] 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. [ 99.568032][ T5877] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.609445][ T5877] hsr_slave_0: entered promiscuous mode [ 99.616415][ T5877] hsr_slave_1: entered promiscuous mode [ 99.769944][ T5877] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 99.783925][ T5877] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.795849][ T5877] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.805890][ T5877] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.839996][ T5877] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.847595][ T5877] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.856253][ T5877] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.863824][ T5877] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.923522][ T5877] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.946334][ T3483] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.956919][ T3483] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.973038][ T5877] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.987240][ T3574] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.994418][ T3574] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.010353][ T3574] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.017923][ T3574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.200598][ T5877] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.244605][ T5877] veth0_vlan: entered promiscuous mode [ 100.261105][ T5877] veth1_vlan: entered promiscuous mode [ 100.290681][ T5877] veth0_macvtap: entered promiscuous mode [ 100.300304][ T5877] veth1_macvtap: entered promiscuous mode [ 100.321607][ T5877] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.338002][ T5877] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.361328][ T3574] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.371250][ T3574] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.381996][ T3574] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.391534][ T3574] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.555016][ T3574] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.615241][ T3574] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.688080][ T3574] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.808498][ T3574] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.912816][ T3483] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.921752][ T3483] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.958622][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.968763][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.425166][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 102.434293][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 102.442414][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 102.452576][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 102.461891][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 103.006450][ T3574] bridge_slave_1: left allmulticast mode [ 103.024718][ T3574] bridge_slave_1: left promiscuous mode [ 103.034856][ T3574] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.068895][ T3574] bridge_slave_0: left allmulticast mode [ 103.085443][ T3574] bridge_slave_0: left promiscuous mode [ 103.091706][ T3574] bridge0: port 1(bridge_slave_0) entered disabled state 2026/04/06 02:15:31 executed programs: 0 [ 103.674997][ T5164] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 103.690270][ T3574] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 103.693626][ T5164] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 103.709109][ T5164] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 103.718806][ T5164] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 103.719311][ T3574] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 103.726878][ T5164] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 103.745018][ T3574] bond0 (unregistering): Released all slaves [ 103.894880][ T3574] hsr_slave_0: left promiscuous mode [ 103.902090][ T3574] hsr_slave_1: left promiscuous mode [ 103.908827][ T3574] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 103.917060][ T3574] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 103.929205][ T3574] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 103.936816][ T3574] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 103.955043][ T3574] veth1_macvtap: left promiscuous mode [ 103.961628][ T3574] veth0_macvtap: left promiscuous mode [ 103.967984][ T3574] veth1_vlan: left promiscuous mode [ 103.973369][ T3574] veth0_vlan: left promiscuous mode [ 104.353839][ T3574] team0 (unregistering): Port device team_slave_1 removed [ 104.387958][ T3574] team0 (unregistering): Port device team_slave_0 removed [ 104.677290][ T5968] chnl_net:caif_netlink_parms(): no params data found [ 104.861162][ T5968] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.872978][ T5968] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.886742][ T5968] bridge_slave_0: entered allmulticast mode [ 104.895260][ T5968] bridge_slave_0: entered promiscuous mode [ 104.914669][ T5968] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.922361][ T5968] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.931354][ T5968] bridge_slave_1: entered allmulticast mode [ 104.940075][ T5968] bridge_slave_1: entered promiscuous mode [ 105.001852][ T5968] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 105.016582][ T5968] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 105.075108][ T5968] team0: Port device team_slave_0 added [ 105.098829][ T5968] team0: Port device team_slave_1 added [ 105.564506][ T5968] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 105.571635][ T5968] 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. [ 105.598530][ T5968] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 105.611560][ T5968] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 105.618627][ T5968] 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. [ 105.645940][ T5968] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 105.736024][ T5968] hsr_slave_0: entered promiscuous mode [ 105.743158][ T5968] hsr_slave_1: entered promiscuous mode [ 105.780830][ T51] Bluetooth: hci0: command tx timeout [ 106.678686][ T5968] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 106.693082][ T5968] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 106.709982][ T5968] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 106.730825][ T5968] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 106.857247][ T5968] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.897603][ T5968] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.929650][ T3545] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.937004][ T3545] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.974133][ T3545] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.981546][ T3545] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.299915][ T5968] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.373948][ T5968] veth0_vlan: entered promiscuous mode [ 107.394526][ T5968] veth1_vlan: entered promiscuous mode [ 107.442319][ T5968] veth0_macvtap: entered promiscuous mode [ 107.459280][ T5968] veth1_macvtap: entered promiscuous mode [ 107.486068][ T5968] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 107.509361][ T5968] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 107.536135][ T3574] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.550986][ T3574] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.562483][ T3574] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.574661][ T3574] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.675188][ T3545] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.701341][ T3545] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.747757][ T3574] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.757210][ T3574] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.845924][ T51] Bluetooth: hci0: command tx timeout [ 107.863777][ T6060] wlan1 speed is unknown, defaulting to 1000 [ 107.872041][ T6060] wlan1 speed is unknown, defaulting to 1000 [ 107.882557][ T6060] wlan1 speed is unknown, defaulting to 1000 [ 107.893036][ T6060] smbdirect: ib_dev[óyz2]: added: RNIC max_fast_reg_page_list_len=256 device_cap_flags=0x200000 kernel_cap_flags=0x10 page_size_cap=0x1000 [ 107.910836][ T6060] smbdirect: ib_dev[óyz2]: num_ports=1 max_qp_rd_atom=128 max_qp_init_rd_atom=128 max_sgl_rd=0 max_sge_rd=1 max_cqe=3276800 max_qp_wr=32768 max_send_sge=6 max_recv_sge=6 [ 107.932337][ T6060] smbdirect: ib_dev[óyz2]PORT[1]: iwarp=1 ib=0 roce=0 v1=0 v2=0 core_cap_flags=0x400008 [ 107.950479][ T6060] iwpm_register_pid: Unable to send a nlmsg (client = 2) [ 107.973252][ T6060] infiniband óyz2: RDMA CMA: cma_listen_on_dev, error -98 [ 108.033662][ T6060] wlan1 speed is unknown, defaulting to 1000 2026/04/06 02:15:36 executed programs: 14 [ 109.935732][ T51] Bluetooth: hci0: command tx timeout [ 112.008050][ T51] Bluetooth: hci0: command tx timeout 2026/04/06 02:15:41 executed programs: 223 2026/04/06 02:15:46 executed programs: 484 [ 120.953090][ T5164] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 120.964190][ T5164] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 120.974471][ T5164] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 120.990041][ T5164] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 121.008100][ T5164] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 121.058761][ T6690] wlan1 speed is unknown, defaulting to 1000 [ 121.169635][ T6690] chnl_net:caif_netlink_parms(): no params data found [ 121.232879][ T3545] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 121.283270][ T6690] bridge0: port 1(bridge_slave_0) entered blocking state [ 121.290602][ T6690] bridge0: port 1(bridge_slave_0) entered disabled state [ 121.298230][ T6690] bridge_slave_0: entered allmulticast mode [ 121.305350][ T6690] bridge_slave_0: entered promiscuous mode [ 121.317111][ T6690] bridge0: port 2(bridge_slave_1) entered blocking state [ 121.324428][ T6690] bridge0: port 2(bridge_slave_1) entered disabled state [ 121.332011][ T6690] bridge_slave_1: entered allmulticast mode [ 121.339271][ T6690] bridge_slave_1: entered promiscuous mode [ 121.375333][ T3545] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 121.393764][ T6690] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 121.405739][ T6690] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 121.434216][ T6690] team0: Port device team_slave_0 added [ 121.443117][ T6690] team0: Port device team_slave_1 added [ 121.469450][ T3545] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 121.496601][ T6690] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 121.503850][ T6690] 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. [ 121.532935][ T6690] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 121.557405][ T3545] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 121.575197][ T6690] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 121.582573][ T6690] 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. [ 121.609181][ T6690] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 121.655061][ T6690] hsr_slave_0: entered promiscuous mode [ 121.661895][ T6690] hsr_slave_1: entered promiscuous mode [ 121.668357][ T6690] debugfs: 'hsr0' already exists in 'hsr' [ 121.674523][ T6690] Cannot create hsr debugfs directory [ 121.857555][ T3545] bridge_slave_1: left allmulticast mode [ 121.863285][ T3545] bridge_slave_1: left promiscuous mode [ 121.870632][ T3545] bridge0: port 2(bridge_slave_1) entered disabled state [ 121.880881][ T3545] bridge_slave_0: left allmulticast mode [ 121.887284][ T3545] bridge_slave_0: left promiscuous mode [ 121.893190][ T3545] bridge0: port 1(bridge_slave_0) entered disabled state [ 122.063497][ T3545] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 122.075506][ T3545] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 122.086646][ T3545] bond0 (unregistering): Released all slaves [ 122.227412][ T24] wlan1 speed is unknown, defaulting to 1000 [ 122.227767][ T143] smbdirect: ib_dev[óyz2] removed [ 122.243337][ T24] óyz2: Port: 1 Link DOWN [ 122.279837][ T143] ================================================================== [ 122.288051][ T143] BUG: KASAN: invalid-free in gid_table_release_one+0x384/0x470 [ 122.295739][ T143] Free of addr ffff8880771190d8 by task kworker/u8:6/143 [ 122.303055][ T143] [ 122.305410][ T143] CPU: 0 UID: 0 PID: 143 Comm: kworker/u8:6 Not tainted syzkaller #0 PREEMPT(full) [ 122.305428][ T143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 122.305436][ T143] Workqueue: ib-unreg-wq ib_unregister_work [ 122.305463][ T143] Call Trace: [ 122.305470][ T143] [ 122.305475][ T143] dump_stack_lvl+0xe8/0x150 [ 122.305494][ T143] print_address_description+0x55/0x1e0 [ 122.305510][ T143] print_report+0x58/0x70 [ 122.305524][ T143] ? gid_table_release_one+0x384/0x470 [ 122.305536][ T143] kasan_report_invalid_free+0xea/0x110 [ 122.305549][ T143] ? gid_table_release_one+0x384/0x470 [ 122.305567][ T143] ? gid_table_release_one+0x384/0x470 [ 122.305586][ T143] __kasan_slab_pre_free+0x104/0x120 [ 122.305604][ T143] kfree+0x173/0x640 [ 122.305626][ T143] ? gid_table_release_one+0x384/0x470 [ 122.305646][ T143] gid_table_release_one+0x384/0x470 [ 122.305669][ T143] ib_device_release+0xd2/0x1c0 [ 122.305695][ T143] ? __pfx_ib_device_release+0x10/0x10 [ 122.305728][ T143] device_release+0xc4/0x1f0 [ 122.305747][ T143] kobject_put+0x228/0x560 [ 122.305770][ T143] ? process_scheduled_works+0xa70/0x1860 [ 122.305795][ T143] process_scheduled_works+0xb5d/0x1860 [ 122.305830][ T143] ? __pfx_process_scheduled_works+0x10/0x10 [ 122.305856][ T143] ? assign_work+0x3d5/0x5e0 [ 122.305891][ T143] worker_thread+0xa53/0xfc0 [ 122.305923][ T143] kthread+0x388/0x470 [ 122.305941][ T143] ? __pfx_worker_thread+0x10/0x10 [ 122.305963][ T143] ? __pfx_kthread+0x10/0x10 [ 122.305982][ T143] ret_from_fork+0x514/0xb70 [ 122.306007][ T143] ? __pfx_ret_from_fork+0x10/0x10 [ 122.306028][ T143] ? __switch_to+0xc79/0x1410 [ 122.306049][ T143] ? __pfx_kthread+0x10/0x10 [ 122.306067][ T143] ret_from_fork_asm+0x1a/0x30 [ 122.306091][ T143] [ 122.306097][ T143] [ 122.485989][ T143] Allocated by task 6060: [ 122.490344][ T143] kasan_save_track+0x3e/0x80 [ 122.495153][ T143] __kasan_kmalloc+0x93/0xb0 [ 122.499780][ T143] __kmalloc_noprof+0x35c/0x760 [ 122.504667][ T143] ib_cache_setup_one+0x198/0x570 [ 122.509719][ T143] ib_register_device+0xfbd/0x13e0 [ 122.514873][ T143] siw_newlink+0x8fe/0xde0 [ 122.519329][ T143] nldev_newlink+0x5bc/0x650 [ 122.523952][ T143] rdma_nl_rcv+0x6d1/0xa10 [ 122.528404][ T143] netlink_unicast+0x80f/0x9b0 [ 122.533212][ T143] netlink_sendmsg+0x813/0xb40 [ 122.538252][ T143] ____sys_sendmsg+0x972/0x9f0 [ 122.543066][ T143] ___sys_sendmsg+0x2a5/0x360 [ 122.547864][ T143] __x64_sys_sendmsg+0x1bd/0x2a0 [ 122.553009][ T143] do_syscall_64+0x15f/0xf80 [ 122.557643][ T143] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.563562][ T143] [ 122.565912][ T143] The buggy address belongs to the object at ffff888077119000 [ 122.565912][ T143] which belongs to the cache kmalloc-256 of size 256 [ 122.580082][ T143] The buggy address is located 216 bytes inside of [ 122.580082][ T143] 224-byte region [ffff888077119000, ffff8880771190e0) [ 122.593579][ T143] [ 122.595925][ T143] The buggy address belongs to the physical page: [ 122.602446][ T143] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888077118800 pfn:0x77118 [ 122.612718][ T143] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 122.621317][ T143] flags: 0xfff00000000240(workingset|head|node=0|zone=1|lastcpupid=0x7ff) [ 122.629970][ T143] page_type: f5(slab) [ 122.633989][ T143] raw: 00fff00000000240 ffff88813fe34b40 ffffea0001dc9490 ffffea0001dc5390 [ 122.642602][ T143] raw: ffff888077118800 0000000800100009 00000000f5000000 0000000000000000 [ 122.651220][ T143] head: 00fff00000000240 ffff88813fe34b40 ffffea0001dc9490 ffffea0001dc5390 [ 122.660358][ T143] head: ffff888077118800 0000000800100009 00000000f5000000 0000000000000000 [ 122.669148][ T143] head: 00fff00000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 122.678194][ T143] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 122.686893][ T143] page dumped because: kasan: bad access detected [ 122.693323][ T143] page_owner tracks the page as allocated [ 122.699236][ T143] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5968, tgid 5968 (syz-executor), ts 107795002221, free_ts 107248930672 [ 122.720809][ T143] post_alloc_hook+0x231/0x280 [ 122.725707][ T143] get_page_from_freelist+0x24ba/0x2540 [ 122.731299][ T143] __alloc_frozen_pages_noprof+0x18d/0x380 [ 122.737253][ T143] allocate_slab+0x77/0x660 [ 122.741894][ T143] refill_objects+0x339/0x3d0 [ 122.746697][ T143] __pcs_replace_empty_main+0x321/0x720 [ 122.752391][ T143] __kmalloc_node_track_caller_noprof+0x572/0x7b0 [ 122.759114][ T143] kmemdup_array+0x3f/0x80 [ 122.763661][ T143] ebt_register_table+0x99e/0x10e0 [ 122.768911][ T143] find_inlist_lock_noload+0x183/0x270 [ 122.774436][ T143] do_ebt_get_ctl+0x2d5/0x1dd0 [ 122.779329][ T143] nf_getsockopt+0x26e/0x290 [ 122.784045][ T143] ip_getsockopt+0x19e/0x230 [ 122.788673][ T143] do_sock_getsockopt+0x2d3/0x3f0 [ 122.793795][ T143] __x64_sys_getsockopt+0x1a4/0x240 [ 122.799267][ T143] do_syscall_64+0x15f/0xf80 [ 122.803957][ T143] page last free pid 6045 tgid 6045 stack trace: [ 122.810371][ T143] __free_frozen_pages+0xbc7/0xd30 [ 122.815590][ T143] __slab_free+0x274/0x2c0 [ 122.820040][ T143] qlist_free_all+0x99/0x100 [ 122.824651][ T143] kasan_quarantine_reduce+0x148/0x160 [ 122.830640][ T143] __kasan_slab_alloc+0x22/0x80 [ 122.835531][ T143] kmem_cache_alloc_noprof+0x2bc/0x650 [ 122.841040][ T143] vm_area_alloc+0x24/0x140 [ 122.845651][ T143] mmap_region+0x11cd/0x2280 [ 122.850276][ T143] do_mmap+0xc39/0x10c0 [ 122.854440][ T143] vm_mmap_pgoff+0x2c9/0x4f0 [ 122.859184][ T143] ksys_mmap_pgoff+0x51e/0x760 [ 122.864052][ T143] do_syscall_64+0x15f/0xf80 [ 122.868663][ T143] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.874564][ T143] [ 122.876904][ T143] Memory state around the buggy address: [ 122.882549][ T143] ffff888077118f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 122.890732][ T143] ffff888077119000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 122.898980][ T143] >ffff888077119080: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc [ 122.907115][ T143] ^ [ 122.914055][ T143] ffff888077119100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 122.922280][ T143] ffff888077119180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 122.930422][ T143] ================================================================== [ 122.940242][ T143] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 122.947729][ T143] CPU: 0 UID: 0 PID: 143 Comm: kworker/u8:6 Not tainted syzkaller #0 PREEMPT(full) [ 122.957128][ T143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 122.967297][ T143] Workqueue: ib-unreg-wq ib_unregister_work [ 122.973305][ T143] Call Trace: [ 122.976684][ T143] [ 122.979665][ T143] vpanic+0x56c/0xa60 [ 122.983675][ T143] ? __pfx_vpanic+0x10/0x10 [ 122.988197][ T143] panic+0xc5/0xd0 [ 122.992115][ T143] ? __pfx_panic+0x10/0x10 [ 122.996544][ T143] ? preempt_schedule_thunk+0x16/0x30 [ 123.002038][ T143] ? preempt_schedule_thunk+0x16/0x30 [ 123.007434][ T143] check_panic_on_warn+0x89/0xb0 [ 123.012491][ T143] end_report+0x73/0x170 [ 123.016924][ T143] ? gid_table_release_one+0x384/0x470 [ 123.022662][ T143] kasan_report_invalid_free+0xfa/0x110 [ 123.028410][ T143] ? gid_table_release_one+0x384/0x470 [ 123.033893][ T143] ? gid_table_release_one+0x384/0x470 [ 123.039360][ T143] __kasan_slab_pre_free+0x104/0x120 [ 123.044652][ T143] kfree+0x173/0x640 [ 123.048557][ T143] ? gid_table_release_one+0x384/0x470 [ 123.054023][ T143] gid_table_release_one+0x384/0x470 [ 123.059317][ T143] ib_device_release+0xd2/0x1c0 [ 123.064179][ T143] ? __pfx_ib_device_release+0x10/0x10 [ 123.070014][ T143] device_release+0xc4/0x1f0 [ 123.074614][ T143] kobject_put+0x228/0x560 [ 123.079213][ T143] ? process_scheduled_works+0xa70/0x1860 [ 123.085115][ T143] process_scheduled_works+0xb5d/0x1860 [ 123.090674][ T143] ? __pfx_process_scheduled_works+0x10/0x10 [ 123.096662][ T143] ? assign_work+0x3d5/0x5e0 [ 123.101259][ T143] worker_thread+0xa53/0xfc0 [ 123.105874][ T143] kthread+0x388/0x470 [ 123.109947][ T143] ? __pfx_worker_thread+0x10/0x10 [ 123.115149][ T143] ? __pfx_kthread+0x10/0x10 [ 123.119794][ T143] ret_from_fork+0x514/0xb70 [ 123.124399][ T143] ? __pfx_ret_from_fork+0x10/0x10 [ 123.129607][ T143] ? __switch_to+0xc79/0x1410 [ 123.134377][ T143] ? __pfx_kthread+0x10/0x10 [ 123.138975][ T143] ret_from_fork_asm+0x1a/0x30 [ 123.143744][ T143] [ 123.147230][ T143] Kernel Offset: disabled [ 123.151639][ T143] Rebooting in 86400 seconds..