Warning: Permanently added '10.128.1.168' (ED25519) to the list of known hosts. 2026/04/02 15:59:21 parsed 1 programs [ 65.440736][ T5769] cgroup: Unknown subsys name 'net' [ 65.570398][ T5769] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 66.957373][ T5769] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 68.341613][ T5777] chnl_net:caif_netlink_parms(): no params data found [ 68.394035][ T5777] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.401493][ T5777] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.408972][ T5777] bridge_slave_0: entered allmulticast mode [ 68.415708][ T5777] bridge_slave_0: entered promiscuous mode [ 68.424400][ T5777] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.431475][ T5777] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.438787][ T5777] bridge_slave_1: entered allmulticast mode [ 68.445576][ T5777] bridge_slave_1: entered promiscuous mode [ 68.467186][ T5777] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.478294][ T5777] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.503201][ T5777] team0: Port device team_slave_0 added [ 68.510647][ T5777] team0: Port device team_slave_1 added [ 68.529783][ T5777] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.536791][ T5777] 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. [ 68.562834][ T5777] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.575920][ T5777] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.582863][ T5777] 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. [ 68.608803][ T5777] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.642064][ T5777] hsr_slave_0: entered promiscuous mode [ 68.648304][ T5777] hsr_slave_1: entered promiscuous mode [ 68.754515][ T5777] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.765754][ T5777] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.775016][ T5777] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.784905][ T5777] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.808965][ T5777] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.816234][ T5777] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.823812][ T5777] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.830962][ T5777] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.878371][ T5777] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.893970][ T1321] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.903383][ T1321] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.920073][ T5777] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.931481][ T1321] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.938587][ T1321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.951684][ T3471] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.958815][ T3471] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.106860][ T5777] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.142231][ T5777] veth0_vlan: entered promiscuous mode [ 69.152074][ T5777] veth1_vlan: entered promiscuous mode [ 69.177869][ T5777] veth0_macvtap: entered promiscuous mode [ 69.186857][ T5777] veth1_macvtap: entered promiscuous mode [ 69.203233][ T5777] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.218874][ T5777] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.229931][ T5777] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.240070][ T5777] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.248888][ T5777] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.257642][ T5777] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.417402][ T3434] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.041540][ T1321] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.058602][ T1321] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.092618][ T1321] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.101694][ T1321] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.458378][ T1285] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.465236][ T1285] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.483605][ T5846] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.493042][ T5846] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.500748][ T5846] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.509186][ T5846] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.517590][ T5846] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 71.525460][ T5846] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 72.355513][ T3434] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/04/02 15:59:30 executed programs: 0 [ 72.628377][ T5084] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 72.636446][ T5084] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 72.645226][ T5084] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 72.653416][ T5084] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 72.662960][ T5084] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 72.670681][ T5084] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 72.782898][ T5873] chnl_net:caif_netlink_parms(): no params data found [ 72.835121][ T5873] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.842276][ T5873] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.849913][ T5873] bridge_slave_0: entered allmulticast mode [ 72.857443][ T5873] bridge_slave_0: entered promiscuous mode [ 72.865053][ T5873] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.872113][ T5873] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.879330][ T5873] bridge_slave_1: entered allmulticast mode [ 72.886009][ T5873] bridge_slave_1: entered promiscuous mode [ 72.908504][ T5873] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.919643][ T5873] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.945541][ T5873] team0: Port device team_slave_0 added [ 72.953178][ T5873] team0: Port device team_slave_1 added [ 72.971784][ T5873] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.979171][ T5873] 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. [ 73.005127][ T5873] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.017794][ T5873] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.024761][ T5873] 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. [ 73.051040][ T5873] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.084660][ T5873] hsr_slave_0: entered promiscuous mode [ 73.090809][ T5873] hsr_slave_1: entered promiscuous mode [ 73.097202][ T5873] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.105319][ T5873] Cannot create hsr debugfs directory [ 74.734466][ T5084] Bluetooth: hci0: command tx timeout [ 74.794351][ T3434] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.846733][ T3434] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.697302][ T3434] hsr_slave_0: left promiscuous mode [ 75.703287][ T3434] hsr_slave_1: left promiscuous mode [ 75.709367][ T3434] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.716959][ T3434] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.725666][ T3434] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.733069][ T3434] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.741588][ T3434] bridge_slave_1: left allmulticast mode [ 75.747316][ T3434] bridge_slave_1: left promiscuous mode [ 75.753763][ T3434] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.766299][ T3434] bridge_slave_0: left allmulticast mode [ 75.771942][ T3434] bridge_slave_0: left promiscuous mode [ 75.780297][ T3434] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.800143][ T3434] veth1_macvtap: left promiscuous mode [ 75.806861][ T3434] veth0_macvtap: left promiscuous mode [ 75.812407][ T3434] veth1_vlan: left promiscuous mode [ 75.818348][ T3434] veth0_vlan: left promiscuous mode [ 76.162871][ T3434] team0 (unregistering): Port device team_slave_1 removed [ 76.194145][ T3434] team0 (unregistering): Port device team_slave_0 removed [ 76.221115][ T3434] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 76.253010][ T3434] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 76.430512][ T3434] bond0 (unregistering): Released all slaves [ 76.518346][ T5873] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.527357][ T5873] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.541404][ T5873] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.553164][ T5873] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.670917][ T5873] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.700178][ T5873] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.713312][ T1321] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.720460][ T1321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.742771][ T1321] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.749966][ T1321] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.812236][ T5873] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.824789][ T5084] Bluetooth: hci0: command tx timeout [ 77.109119][ T5873] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.162856][ T5873] veth0_vlan: entered promiscuous mode [ 77.184367][ T5873] veth1_vlan: entered promiscuous mode [ 77.225135][ T5873] veth0_macvtap: entered promiscuous mode [ 77.246262][ T5873] veth1_macvtap: entered promiscuous mode [ 77.281776][ T5873] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.300593][ T5873] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.311196][ T5873] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.320953][ T5873] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.329690][ T5873] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.338408][ T5873] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.457280][ T3471] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.468702][ T3471] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.490674][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.499290][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.548951][ C1] ================================================================== [ 77.548959][ C1] BUG: KASAN: slab-out-of-bounds in __bpf_get_stackid+0x6bf/0x900 [ 77.548983][ C1] Write of size 56 at addr ffff88802f6b7210 by task syz.0.17/5912 [ 77.548991][ C1] [ 77.549000][ C1] CPU: 1 PID: 5912 Comm: syz.0.17 Not tainted syzkaller #0 [ 77.549008][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 77.549017][ C1] Call Trace: [ 77.549025][ C1] <#DB> [ 77.549029][ C1] dump_stack_lvl+0x18c/0x250 [ 77.549044][ C1] ? __lock_acquire+0x7d40/0x7d40 [ 77.549055][ C1] ? show_regs_print_info+0x20/0x20 [ 77.549067][ C1] ? load_image+0x420/0x420 [ 77.549078][ C1] ? _raw_spin_lock_irqsave+0xc0/0x100 [ 77.549089][ C1] ? __virt_addr_valid+0x18c/0x540 [ 77.549100][ C1] ? __virt_addr_valid+0x469/0x540 [ 77.549110][ C1] print_report+0xa8/0x210 [ 77.549121][ C1] ? __bpf_get_stackid+0x6bf/0x900 [ 77.549131][ C1] kasan_report+0x117/0x150 [ 77.549142][ C1] ? __bpf_get_stackid+0x6bf/0x900 [ 77.549154][ C1] kasan_check_range+0x241/0x290 [ 77.549163][ C1] ? __bpf_get_stackid+0x6bf/0x900 [ 77.549173][ C1] __asan_memcpy+0x40/0x70 [ 77.549185][ C1] __bpf_get_stackid+0x6bf/0x900 [ 77.549197][ C1] bpf_get_stackid_pe+0x343/0x410 [ 77.549209][ C1] bpf_prog_a82986b851e905af+0x30/0x42 [ 77.549222][ C1] bpf_overflow_handler+0x1fc/0x510 [ 77.549234][ C1] ? perf_prepare_header+0x1e0/0x1e0 [ 77.549243][ C1] ? bpf_overflow_handler+0xde/0x510 [ 77.549254][ C1] ? tp_perf_event_destroy+0x20/0x20 [ 77.549266][ C1] ? __perf_event_account_interrupt+0x187/0x280 [ 77.549277][ C1] __perf_event_overflow+0x447/0x630 [ 77.549288][ C1] perf_swevent_event+0x319/0x570 [ 77.549298][ C1] ? perf_tp_event+0x1520/0x1520 [ 77.549310][ C1] perf_bp_event+0x319/0x430 [ 77.549320][ C1] ? perf_event_free_bpf_prog+0x120/0x120 [ 77.549338][ C1] ? lock_acquire+0x2c2/0x420 [ 77.549348][ C1] hw_breakpoint_exceptions_notify+0x23e/0x670 [ 77.549361][ C1] notifier_call_chain+0x197/0x380 [ 77.549373][ C1] ? atomic_notifier_call_chain+0x26/0x180 [ 77.549383][ C1] atomic_notifier_call_chain+0xda/0x180 [ 77.549394][ C1] notify_die+0x145/0x1a0 [ 77.549404][ C1] ? srcu_init_notifier_head+0x90/0x90 [ 77.549417][ C1] ? rcu_is_watching+0x15/0xb0 [ 77.549429][ C1] notify_debug+0x2e/0x50 [ 77.549437][ C1] exc_debug+0xde/0x140 [ 77.549445][ C1] asm_exc_debug+0x1e/0x40 [ 77.549455][ C1] RIP: 0010:rep_movs_alternative+0x4a/0x90 [ 77.549465][ C1] Code: 75 f1 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 a4 c3 48 8b 06 48 89 07 48 8d 47 08 48 83 e0 f8 48 29 f8 48 01 [ 77.549472][ C1] RSP: 0018:ffffc900035cfd50 EFLAGS: 00050202 [ 77.549481][ C1] RAX: ffffffff842a1e01 RBX: 0000000000000050 RCX: 000000000000000f [ 77.549487][ C1] RDX: 0000000000000001 RSI: 0000200000000301 RDI: ffffc900035cfe01 [ 77.549493][ C1] RBP: ffffc900035cfee8 R08: ffffc900035cfe0f R09: 1ffff920006b9fc1 [ 77.549498][ C1] R10: dffffc0000000000 R11: fffff520006b9fc2 R12: 0000200000000310 [ 77.549504][ C1] R13: 0000000000000050 R14: ffffc900035cfdc0 R15: 00002000000002c0 [ 77.549511][ C1] ? _copy_from_user+0x11/0xe0 [ 77.549525][ C1] [ 77.549527][ C1] [ 77.549529][ C1] _copy_from_user+0x8b/0xe0 [ 77.549539][ C1] __sys_bpf+0x23e/0x890 [ 77.549549][ C1] ? bpf_link_show_fdinfo+0x390/0x390 [ 77.549557][ C1] ? atomic_notifier_call_chain+0x26/0x180 [ 77.549571][ C1] ? lock_chain_count+0x20/0x20 [ 77.549582][ C1] __x64_sys_bpf+0x7c/0x90 [ 77.549590][ C1] do_syscall_64+0x55/0xa0 [ 77.549597][ C1] ? clear_bhb_loop+0x40/0x90 [ 77.549607][ C1] ? clear_bhb_loop+0x40/0x90 [ 77.549617][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.549626][ C1] RIP: 0033:0x7f1ba939c819 [ 77.549632][ C1] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 77.549638][ C1] RSP: 002b:00007ffea39fce28 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 77.549646][ C1] RAX: ffffffffffffffda RBX: 00007f1ba9615fa0 RCX: 00007f1ba939c819 [ 77.549652][ C1] RDX: 0000000000000050 RSI: 00002000000002c0 RDI: 000000000000001c [ 77.549657][ C1] RBP: 00007f1ba9432c91 R08: 0000000000000000 R09: 0000000000000000 [ 77.549661][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.549666][ C1] R13: 00007f1ba9615fac R14: 00007f1ba9615fa0 R15: 00007f1ba9615fa0 [ 77.549675][ C1] [ 77.549678][ C1] [ 77.549679][ C1] Allocated by task 5912: [ 77.549686][ C1] kasan_set_track+0x4e/0x70 [ 77.549695][ C1] __kasan_kmalloc+0x8f/0xa0 [ 77.549703][ C1] __kmalloc_node+0xb4/0x230 [ 77.549713][ C1] bpf_map_area_alloc+0x5e/0x110 [ 77.549723][ C1] prealloc_elems_and_freelist+0x86/0x1c0 [ 77.549733][ C1] stack_map_alloc+0x33a/0x4c0 [ 77.549741][ C1] map_create+0x877/0x12f0 [ 77.549754][ C1] __sys_bpf+0x651/0x890 [ 77.549760][ C1] __x64_sys_bpf+0x7c/0x90 [ 77.549767][ C1] do_syscall_64+0x55/0xa0 [ 77.549773][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.549782][ C1] [ 77.549783][ C1] The buggy address belongs to the object at ffff88802f6b7200 [ 77.549783][ C1] which belongs to the cache kmalloc-cg-64 of size 64 [ 77.549789][ C1] The buggy address is located 16 bytes inside of [ 77.549789][ C1] allocated 40-byte region [ffff88802f6b7200, ffff88802f6b7228) [ 77.549798][ C1] [ 77.549799][ C1] The buggy address belongs to the physical page: [ 77.549805][ C1] page:ffffea0000bdadc0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2f6b7 [ 77.549816][ C1] memcg:ffff888078482801 [ 77.549819][ C1] flags: 0xfff00000000800(slab|node=0|zone=1|lastcpupid=0x7ff) [ 77.549831][ C1] page_type: 0xffffffff() [ 77.549839][ C1] raw: 00fff00000000800 ffff888017c4da00 dead000000000122 0000000000000000 [ 77.549846][ C1] raw: 0000000000000000 0000000080200020 00000001ffffffff ffff888078482801 [ 77.549850][ C1] page dumped because: kasan: bad access detected [ 77.549856][ C1] page_owner tracks the page as allocated [ 77.549858][ C1] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 5873, tgid 5873 (syz-executor), ts 77523596430, free_ts 77523321400 [ 77.549872][ C1] post_alloc_hook+0x1c1/0x200 [ 77.549884][ C1] get_page_from_freelist+0x1951/0x19e0 [ 77.549890][ C1] __alloc_pages+0x1f0/0x460 [ 77.549897][ C1] alloc_slab_page+0x5d/0x160 [ 77.549903][ C1] new_slab+0x87/0x2d0 [ 77.549909][ C1] ___slab_alloc+0xc5d/0x12f0 [ 77.549920][ C1] __kmem_cache_alloc_node+0x19e/0x250 [ 77.549930][ C1] __kmalloc_node+0xa4/0x230 [ 77.549940][ C1] kvmalloc_node+0x70/0x180 [ 77.549950][ C1] nf_hook_entries_grow+0x27d/0x6d0 [ 77.549959][ C1] nf_hook_entries_insert_raw+0x4b/0x300 [ 77.549968][ C1] nf_nat_register_fn+0x1d0/0x580 [ 77.549978][ C1] ip6table_nat_table_init+0x14f/0x2d0 [ 77.549988][ C1] xt_find_table_lock+0x306/0x3e0 [ 77.549997][ C1] xt_request_find_table_lock+0x26/0x100 [ 77.550006][ C1] do_ip6t_get_ctl+0x717/0x1210 [ 77.550015][ C1] page last free stack trace: [ 77.550017][ C1] free_unref_page_prepare+0x7b2/0x8c0 [ 77.550028][ C1] free_unref_page+0x32/0x2e0 [ 77.550038][ C1] vfree+0x1a6/0x320 [ 77.550046][ C1] do_ip6t_get_ctl+0xf21/0x1210 [ 77.550054][ C1] nf_getsockopt+0x262/0x280 [ 77.550064][ C1] ipv6_getsockopt+0x226/0x2e0 [ 77.550071][ C1] do_sock_getsockopt+0x379/0x450 [ 77.550079][ C1] __x64_sys_getsockopt+0x1d6/0x280 [ 77.550085][ C1] do_syscall_64+0x55/0xa0 [ 77.550092][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.550100][ C1] [ 77.550102][ C1] Memory state around the buggy address: [ 77.550105][ C1] ffff88802f6b7100: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc [ 77.550110][ C1] ffff88802f6b7180: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc [ 77.550115][ C1] >ffff88802f6b7200: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc [ 77.550119][ C1] ^ [ 77.550123][ C1] ffff88802f6b7280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 77.550127][ C1] ffff88802f6b7300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 77.550131][ C1] ================================================================== [ 77.550138][ C1] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 77.550141][ C1] CPU: 1 PID: 5912 Comm: syz.0.17 Not tainted syzkaller #0 [ 77.550149][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 77.550153][ C1] Call Trace: [ 77.550155][ C1] <#DB> [ 77.550158][ C1] dump_stack_lvl+0x18c/0x250 [ 77.550171][ C1] ? show_regs_print_info+0x20/0x20 [ 77.550183][ C1] ? load_image+0x420/0x420 [ 77.550196][ C1] panic+0x2dc/0x730 [ 77.550205][ C1] ? __lock_acquire+0x7d40/0x7d40 [ 77.550215][ C1] ? bpf_jit_dump+0xd0/0xd0 [ 77.550226][ C1] ? _raw_spin_unlock_irqrestore+0xc5/0x120 [ 77.550235][ C1] ? _raw_spin_unlock+0x40/0x40 [ 77.550245][ C1] ? __bpf_get_stackid+0x6bf/0x900 [ 77.550254][ C1] check_panic_on_warn+0x84/0xa0 [ 77.550265][ C1] ? __bpf_get_stackid+0x6bf/0x900 [ 77.550274][ C1] end_report+0x6f/0x130 [ 77.550283][ C1] kasan_report+0x128/0x150 [ 77.550293][ C1] ? __bpf_get_stackid+0x6bf/0x900 [ 77.550304][ C1] kasan_check_range+0x241/0x290 [ 77.550314][ C1] ? __bpf_get_stackid+0x6bf/0x900 [ 77.550323][ C1] __asan_memcpy+0x40/0x70 [ 77.550334][ C1] __bpf_get_stackid+0x6bf/0x900 [ 77.550346][ C1] bpf_get_stackid_pe+0x343/0x410 [ 77.550357][ C1] bpf_prog_a82986b851e905af+0x30/0x42 [ 77.550366][ C1] bpf_overflow_handler+0x1fc/0x510 [ 77.550377][ C1] ? perf_prepare_header+0x1e0/0x1e0 [ 77.550386][ C1] ? bpf_overflow_handler+0xde/0x510 [ 77.550397][ C1] ? tp_perf_event_destroy+0x20/0x20 [ 77.550409][ C1] ? __perf_event_account_interrupt+0x187/0x280 [ 77.550419][ C1] __perf_event_overflow+0x447/0x630 [ 77.550429][ C1] perf_swevent_event+0x319/0x570 [ 77.550439][ C1] ? perf_tp_event+0x1520/0x1520 [ 77.550451][ C1] perf_bp_event+0x319/0x430 [ 77.550461][ C1] ? perf_event_free_bpf_prog+0x120/0x120 [ 77.550478][ C1] ? lock_acquire+0x2c2/0x420 [ 77.550489][ C1] hw_breakpoint_exceptions_notify+0x23e/0x670 [ 77.550500][ C1] notifier_call_chain+0x197/0x380 [ 77.550510][ C1] ? atomic_notifier_call_chain+0x26/0x180 [ 77.550521][ C1] atomic_notifier_call_chain+0xda/0x180 [ 77.550531][ C1] notify_die+0x145/0x1a0 [ 77.550541][ C1] ? srcu_init_notifier_head+0x90/0x90 [ 77.550553][ C1] ? rcu_is_watching+0x15/0xb0 [ 77.550564][ C1] notify_debug+0x2e/0x50 [ 77.550571][ C1] exc_debug+0xde/0x140 [ 77.550583][ C1] asm_exc_debug+0x1e/0x40 [ 77.550592][ C1] RIP: 0010:rep_movs_alternative+0x4a/0x90 [ 77.550600][ C1] Code: 75 f1 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 a4 c3 48 8b 06 48 89 07 48 8d 47 08 48 83 e0 f8 48 29 f8 48 01 [ 77.550606][ C1] RSP: 0018:ffffc900035cfd50 EFLAGS: 00050202 [ 77.550613][ C1] RAX: ffffffff842a1e01 RBX: 0000000000000050 RCX: 000000000000000f [ 77.550618][ C1] RDX: 0000000000000001 RSI: 0000200000000301 RDI: ffffc900035cfe01 [ 77.550623][ C1] RBP: ffffc900035cfee8 R08: ffffc900035cfe0f R09: 1ffff920006b9fc1 [ 77.550629][ C1] R10: dffffc0000000000 R11: fffff520006b9fc2 R12: 0000200000000310 [ 77.550634][ C1] R13: 0000000000000050 R14: ffffc900035cfdc0 R15: 00002000000002c0 [ 77.550641][ C1] ? _copy_from_user+0x11/0xe0 [ 77.550653][ C1] [ 77.550655][ C1] [ 77.550657][ C1] _copy_from_user+0x8b/0xe0 [ 77.550667][ C1] __sys_bpf+0x23e/0x890 [ 77.550676][ C1] ? bpf_link_show_fdinfo+0x390/0x390 [ 77.550684][ C1] ? atomic_notifier_call_chain+0x26/0x180 [ 77.550697][ C1] ? lock_chain_count+0x20/0x20 [ 77.550708][ C1] __x64_sys_bpf+0x7c/0x90 [ 77.550716][ C1] do_syscall_64+0x55/0xa0 [ 77.550722][ C1] ? clear_bhb_loop+0x40/0x90 [ 77.550732][ C1] ? clear_bhb_loop+0x40/0x90 [ 77.550742][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.550756][ C1] RIP: 0033:0x7f1ba939c819 [ 77.550762][ C1] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 77.550768][ C1] RSP: 002b:00007ffea39fce28 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 77.550776][ C1] RAX: ffffffffffffffda RBX: 00007f1ba9615fa0 RCX: 00007f1ba939c819 [ 77.550781][ C1] RDX: 0000000000000050 RSI: 00002000000002c0 RDI: 000000000000001c [ 77.550786][ C1] RBP: 00007f1ba9432c91 R08: 0000000000000000 R09: 0000000000000000 [ 77.550791][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.550795][ C1] R13: 00007f1ba9615fac R14: 00007f1ba9615fa0 R15: 00007f1ba9615fa0 [ 77.550804][ C1] [ 77.551145][ C1] Kernel Offset: disabled