Warning: Permanently added '10.128.0.131' (ED25519) to the list of known hosts. 2026/01/10 20:02:49 parsed 1 programs syzkaller login: [ 89.971295][ T5778] cgroup: Unknown subsys name 'net' [ 90.134742][ T5778] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 91.842704][ T5778] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.147908][ T788] cfg80211: failed to load regulatory.db [ 93.727045][ T76] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.746304][ T76] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.808618][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.826443][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.430052][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 95.438340][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 95.446979][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 95.456208][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 95.464580][ T51] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 95.472379][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 95.995608][ T5826] chnl_net:caif_netlink_parms(): no params data found [ 96.081185][ T5826] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.089695][ T5826] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.098361][ T5826] bridge_slave_0: entered allmulticast mode [ 96.106794][ T5826] bridge_slave_0: entered promiscuous mode [ 96.116357][ T5826] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.123521][ T5826] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.130853][ T5826] bridge_slave_1: entered allmulticast mode [ 96.138658][ T5826] bridge_slave_1: entered promiscuous mode [ 96.177336][ T5826] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 96.189737][ T5826] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 96.221690][ T5826] team0: Port device team_slave_0 added [ 96.230483][ T5826] team0: Port device team_slave_1 added [ 96.258763][ T5826] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 96.266116][ T5826] 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. [ 96.292439][ T5826] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 96.306515][ T5826] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 96.313588][ T5826] 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. [ 96.339901][ T5826] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 96.417564][ T5826] hsr_slave_0: entered promiscuous mode [ 96.433020][ T5826] hsr_slave_1: entered promiscuous mode [ 96.602789][ T5826] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 96.615006][ T5826] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 96.627450][ T5826] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.638291][ T5826] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 96.685547][ T5826] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.693013][ T5826] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.700997][ T5826] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.708571][ T5826] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.794205][ T5826] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.817053][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.827471][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.870146][ T5826] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.882699][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.889996][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.907139][ T2960] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.914479][ T2960] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.152946][ T5826] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.208431][ T5826] veth0_vlan: entered promiscuous mode [ 97.237378][ T5826] veth1_vlan: entered promiscuous mode [ 97.277402][ T5826] veth0_macvtap: entered promiscuous mode [ 97.289916][ T5826] veth1_macvtap: entered promiscuous mode [ 97.315907][ T5826] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.333859][ T5826] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.357264][ T5826] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.367486][ T5826] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.376668][ T5826] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.388496][ T5826] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.564572][ T5826] syz-executor (5826) used greatest stack depth: 20424 bytes left [ 97.590028][ T3004] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/01/10 20:03:01 executed programs: 0 [ 99.180217][ T5084] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 99.193940][ T5084] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 99.202335][ T5084] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 99.211492][ T5084] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 99.221056][ T5084] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 99.228572][ T5084] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 99.397272][ T5878] chnl_net:caif_netlink_parms(): no params data found [ 99.472226][ T5878] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.479614][ T5878] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.487027][ T5878] bridge_slave_0: entered allmulticast mode [ 99.494182][ T5878] bridge_slave_0: entered promiscuous mode [ 99.502415][ T5878] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.510919][ T5878] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.518235][ T5878] bridge_slave_1: entered allmulticast mode [ 99.525591][ T5878] bridge_slave_1: entered promiscuous mode [ 99.558011][ T5878] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.570407][ T5878] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.609980][ T5878] team0: Port device team_slave_0 added [ 99.618563][ T5878] team0: Port device team_slave_1 added [ 99.648305][ T5878] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.655911][ T5878] 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. [ 99.682304][ T5878] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.695872][ T5878] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.702867][ T5878] 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. [ 99.729648][ T5878] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.776958][ T5878] hsr_slave_0: entered promiscuous mode [ 99.783748][ T5878] hsr_slave_1: entered promiscuous mode [ 99.790863][ T5878] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 99.798951][ T5878] Cannot create hsr debugfs directory [ 100.068653][ T3004] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.266116][ T5084] Bluetooth: hci0: command tx timeout [ 102.567937][ T3004] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.629810][ T3004] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.345954][ T5084] Bluetooth: hci0: command tx timeout [ 103.582264][ T3004] hsr_slave_0: left promiscuous mode [ 103.588828][ T3004] hsr_slave_1: left promiscuous mode [ 103.599700][ T3004] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 103.607493][ T3004] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 103.619881][ T3004] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 103.627529][ T3004] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 103.638526][ T3004] bridge_slave_1: left allmulticast mode [ 103.644235][ T3004] bridge_slave_1: left promiscuous mode [ 103.651564][ T3004] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.668723][ T3004] bridge_slave_0: left allmulticast mode [ 103.674436][ T3004] bridge_slave_0: left promiscuous mode [ 103.680981][ T3004] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.721056][ T3004] veth1_macvtap: left promiscuous mode [ 103.727580][ T3004] veth0_macvtap: left promiscuous mode [ 103.733287][ T3004] veth1_vlan: left promiscuous mode [ 103.742075][ T3004] veth0_vlan: left promiscuous mode [ 104.216266][ T3004] team0 (unregistering): Port device team_slave_1 removed [ 104.255635][ T3004] team0 (unregistering): Port device team_slave_0 removed [ 104.301437][ T3004] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 104.347151][ T3004] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 104.796439][ T3004] bond0 (unregistering): Released all slaves [ 104.902065][ T5878] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 104.911969][ T5878] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 104.931931][ T5878] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 104.949323][ T5878] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 105.057877][ T5878] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.094199][ T5878] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.107502][ T2960] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.115037][ T2960] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.137004][ T2960] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.144288][ T2960] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.397002][ T5878] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.427510][ T5084] Bluetooth: hci0: command tx timeout [ 105.473692][ T5878] veth0_vlan: entered promiscuous mode [ 105.491665][ T5878] veth1_vlan: entered promiscuous mode [ 105.520902][ T5878] veth0_macvtap: entered promiscuous mode [ 105.531928][ T5878] veth1_macvtap: entered promiscuous mode [ 105.552092][ T5878] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.569028][ T5878] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.601756][ T5878] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.610900][ T5878] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.620125][ T5878] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.628900][ T5878] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.713253][ T2974] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.724588][ T2974] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.777340][ T2960] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.785472][ T2960] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/01/10 20:03:08 executed programs: 2 [ 107.505326][ T5084] Bluetooth: hci0: command tx timeout 2026/01/10 20:03:13 executed programs: 10 2026/01/10 20:03:19 executed programs: 18 2026/01/10 20:03:24 executed programs: 26 2026/01/10 20:03:30 executed programs: 35 [ 130.465871][ C0] ------------[ cut here ]------------ [ 130.471693][ C0] WARNING: CPU: 0 PID: 5778 at net/ipv4/af_inet.c:155 inet_sock_destruct+0x689/0x7a0 [ 130.481394][ C0] Modules linked in: [ 130.485397][ C0] CPU: 0 PID: 5778 Comm: syz-executor Not tainted syzkaller #0 [ 130.492997][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 130.503152][ C0] RIP: 0010:inet_sock_destruct+0x689/0x7a0 [ 130.509070][ C0] Code: ff ff e8 4a 53 8c f8 0f 0b e9 48 fe ff ff e8 3e 53 8c f8 0f 0b 41 80 3c 1c 00 0f 85 74 fe ff ff e9 77 fe ff ff e8 27 53 8c f8 <0f> 0b e9 dd fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 38 fc ff [ 130.528784][ C0] RSP: 0018:ffffc90000007b48 EFLAGS: 00010246 [ 130.534955][ C0] RAX: ffffffff88f93d99 RBX: dffffc0000000000 RCX: ffff888079e25a00 [ 130.542977][ C0] RDX: 0000000000000100 RSI: 0000000000000090 RDI: 0000000000000000 [ 130.551050][ C0] RBP: 0000000000000090 R08: ffff88807d2fbc77 R09: 1ffff1100fa5f78e [ 130.559212][ C0] R10: dffffc0000000000 R11: ffffed100fa5f78f R12: ffff88807d2fba00 [ 130.567279][ C0] R13: dffffc0000000000 R14: ffff88807d2fbc28 R15: ffffffff8e082180 [ 130.575360][ C0] FS: 000055557ba47500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 130.584348][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.591037][ C0] CR2: 00007fff2efd27cc CR3: 000000007e183000 CR4: 00000000003506f0 [ 130.599099][ C0] Call Trace: [ 130.602439][ C0] [ 130.605365][ C0] ? _raw_spin_unlock+0x40/0x40 [ 130.610287][ C0] ? udp_init_sock+0x1d0/0x1d0 [ 130.615138][ C0] __sk_destruct+0x83/0x660 [ 130.619713][ C0] ? sk_destruct+0xd0/0xd0 [ 130.624188][ C0] ? rcu_core+0xc51/0x1720 [ 130.628676][ C0] rcu_core+0xcc4/0x1720 [ 130.633003][ C0] ? rcu_cpu_kthread_park+0x90/0x90 [ 130.638281][ C0] ? __lock_acquire+0x7c80/0x7c80 [ 130.643362][ C0] ? rebalance_domains+0x8ad/0x9d0 [ 130.648562][ C0] ? rebalance_domains+0x127/0x9d0 [ 130.653732][ C0] handle_softirqs+0x280/0x820 [ 130.658578][ C0] ? __irq_exit_rcu+0xc7/0x190 [ 130.663393][ C0] ? do_softirq+0x180/0x180 [ 130.667971][ C0] ? irqtime_account_irq+0xb6/0x1c0 [ 130.673217][ C0] __irq_exit_rcu+0xc7/0x190 [ 130.677882][ C0] ? irq_exit_rcu+0x20/0x20 [ 130.682439][ C0] irq_exit_rcu+0x9/0x20 [ 130.686758][ C0] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 130.692434][ C0] [ 130.695433][ C0] [ 130.698405][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 130.704431][ C0] RIP: 0010:__sanitizer_cov_trace_switch+0xb2/0x120 [ 130.711106][ C0] Code: 77 4e 8b 54 ce 10 65 44 8b 1d b2 1f 7e 7e 41 81 e3 00 01 ff 00 74 13 41 81 fb 00 01 00 00 75 d9 41 83 b8 1c 16 00 00 00 74 cf <45> 8b 98 f8 15 00 00 41 83 fb 03 75 c2 4d 8b 98 00 16 00 00 45 8b [ 130.730878][ C0] RSP: 0018:ffffc9000470f150 EFLAGS: 00000246 [ 130.737023][ C0] RAX: 0000000000000002 RBX: ffffffff8ed93748 RCX: 0000000000000003 [ 130.745074][ C0] RDX: ffffffff813aa995 RSI: ffffffff8cb9e740 RDI: 0000000000000002 [ 130.753090][ C0] RBP: ffffc9000470f298 R08: ffff888079e25a00 R09: 0000000000000001 [ 130.761139][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffffc9000470f248 [ 130.769217][ C0] R13: dffffc0000000000 R14: 0000000000000002 R15: ffffffff8ed9374d [ 130.777287][ C0] ? unwind_next_frame+0x655/0x2970 [ 130.782553][ C0] unwind_next_frame+0x655/0x2970 [ 130.787675][ C0] ? save_stack+0xf6/0x1f0 [ 130.792164][ C0] ? save_stack+0xf7/0x1f0 [ 130.796662][ C0] ? save_stack+0xf7/0x1f0 [ 130.801135][ C0] ? stack_trace_save+0xe0/0xe0 [ 130.806065][ C0] arch_stack_walk+0x144/0x190 [ 130.810875][ C0] ? save_stack+0xf7/0x1f0 [ 130.815402][ C0] stack_trace_save+0x9c/0xe0 [ 130.820127][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 130.825326][ C0] save_stack+0xf7/0x1f0 [ 130.829622][ C0] ? __reset_page_owner+0x190/0x190 [ 130.834934][ C0] ? page_ext_get+0x22/0x2b0 [ 130.839660][ C0] ? page_ext_get+0x1e2/0x2b0 [ 130.844387][ C0] __reset_page_owner+0x4e/0x190 [ 130.849412][ C0] ? rcu_is_watching+0x15/0xb0 [ 130.854232][ C0] free_unref_page_prepare+0x7ce/0x8e0 [ 130.859776][ C0] free_unref_page+0x32/0x2e0 [ 130.864508][ C0] __unfreeze_partials+0x1cf/0x210 [ 130.869715][ C0] put_cpu_partial+0x17c/0x250 [ 130.874541][ C0] ? put_cpu_partial+0x6e/0x250 [ 130.879513][ C0] __slab_free+0x31d/0x410 [ 130.883987][ C0] ? _raw_spin_unlock+0x40/0x40 [ 130.888909][ C0] ? __phys_addr+0xba/0x170 [ 130.893464][ C0] qlist_free_all+0x75/0xe0 [ 130.898061][ C0] kasan_quarantine_reduce+0x143/0x160 [ 130.903620][ C0] __kasan_slab_alloc+0x22/0x80 [ 130.908580][ C0] slab_post_alloc_hook+0x6e/0x4d0 [ 130.913756][ C0] kmem_cache_alloc_node+0x150/0x330 [ 130.919135][ C0] ? __alloc_skb+0x108/0x2c0 [ 130.923783][ C0] __alloc_skb+0x108/0x2c0 [ 130.928295][ C0] tcp_stream_alloc_skb+0x3d/0x330 [ 130.933472][ C0] tcp_sendmsg_locked+0xed2/0x4af0 [ 130.938720][ C0] ? verify_lock_unused+0x140/0x140 [ 130.944103][ C0] ? tcp_set_state+0x650/0x650 [ 130.948969][ C0] tcp_sendmsg+0x2f/0x50 [ 130.953302][ C0] sock_write_iter+0x2bb/0x3f0 [ 130.958158][ C0] ? sock_read_iter+0x3b0/0x3b0 [ 130.963073][ C0] ? common_file_perm+0x198/0x1f0 [ 130.968190][ C0] vfs_write+0x43b/0x940 [ 130.972497][ C0] ? file_end_write+0x250/0x250 [ 130.977419][ C0] ? rcu_is_watching+0x15/0xb0 [ 130.982270][ C0] ? sigprocmask+0x190/0x190 [ 130.986950][ C0] ? __fdget_pos+0x1d8/0x330 [ 130.991604][ C0] ksys_write+0x147/0x250 [ 130.996063][ C0] ? __ia32_sys_read+0x90/0x90 [ 131.000892][ C0] ? lockdep_hardirqs_on+0x98/0x150 [ 131.006181][ C0] do_syscall_64+0x55/0xb0 [ 131.010635][ C0] ? clear_bhb_loop+0x40/0x90 [ 131.015395][ C0] ? clear_bhb_loop+0x40/0x90 [ 131.020120][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 131.026182][ C0] RIP: 0033:0x7fe281f8e1c0 [ 131.030778][ C0] Code: 40 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 d3 22 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 [ 131.050474][ C0] RSP: 002b:00007fffa440ef48 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 131.058977][ C0] RAX: ffffffffffffffda RBX: 00000000300a9580 RCX: 00007fe281f8e1c0 [ 131.067027][ C0] RDX: 0000000000000120 RSI: 00007fe28083fee0 RDI: 0000000000000003 [ 131.075078][ C0] RBP: 0000000000000000 R08: 0000000000000007 R09: 000000000003fde8 [ 131.083173][ C0] R10: c04973d23beb8f75 R11: 0000000000000202 R12: 0000000000000120 [ 131.091233][ C0] R13: 000055557ba5ebf0 R14: 00007fffa440f410 R15: 00007fe28083fee0 [ 131.099425][ C0] [ 131.102486][ C0] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 131.109801][ C0] CPU: 0 PID: 5778 Comm: syz-executor Not tainted syzkaller #0 [ 131.117383][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 131.127470][ C0] Call Trace: [ 131.130780][ C0] [ 131.133654][ C0] dump_stack_lvl+0x16c/0x230 [ 131.138396][ C0] ? show_regs_print_info+0x20/0x20 [ 131.143640][ C0] ? load_image+0x3b0/0x3b0 [ 131.148201][ C0] panic+0x2c0/0x710 [ 131.152148][ C0] ? bpf_jit_dump+0xd0/0xd0 [ 131.156717][ C0] __warn+0x2e0/0x470 [ 131.160744][ C0] ? inet_sock_destruct+0x689/0x7a0 [ 131.165998][ C0] ? inet_sock_destruct+0x689/0x7a0 [ 131.171235][ C0] report_bug+0x2be/0x4f0 [ 131.175602][ C0] ? inet_sock_destruct+0x689/0x7a0 [ 131.180853][ C0] ? inet_sock_destruct+0x689/0x7a0 [ 131.186104][ C0] ? inet_sock_destruct+0x68b/0x7a0 [ 131.191344][ C0] handle_bug+0xcf/0x120 [ 131.195624][ C0] exc_invalid_op+0x1a/0x50 [ 131.200165][ C0] asm_exc_invalid_op+0x1a/0x20 [ 131.205056][ C0] RIP: 0010:inet_sock_destruct+0x689/0x7a0 [ 131.210910][ C0] Code: ff ff e8 4a 53 8c f8 0f 0b e9 48 fe ff ff e8 3e 53 8c f8 0f 0b 41 80 3c 1c 00 0f 85 74 fe ff ff e9 77 fe ff ff e8 27 53 8c f8 <0f> 0b e9 dd fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 38 fc ff [ 131.230659][ C0] RSP: 0018:ffffc90000007b48 EFLAGS: 00010246 [ 131.236780][ C0] RAX: ffffffff88f93d99 RBX: dffffc0000000000 RCX: ffff888079e25a00 [ 131.244803][ C0] RDX: 0000000000000100 RSI: 0000000000000090 RDI: 0000000000000000 [ 131.252827][ C0] RBP: 0000000000000090 R08: ffff88807d2fbc77 R09: 1ffff1100fa5f78e [ 131.260850][ C0] R10: dffffc0000000000 R11: ffffed100fa5f78f R12: ffff88807d2fba00 [ 131.268877][ C0] R13: dffffc0000000000 R14: ffff88807d2fbc28 R15: ffffffff8e082180 [ 131.276913][ C0] ? inet_sock_destruct+0x689/0x7a0 [ 131.282174][ C0] ? inet_sock_destruct+0x689/0x7a0 [ 131.287427][ C0] ? _raw_spin_unlock+0x40/0x40 [ 131.292340][ C0] ? udp_init_sock+0x1d0/0x1d0 [ 131.297158][ C0] __sk_destruct+0x83/0x660 [ 131.301708][ C0] ? sk_destruct+0xd0/0xd0 [ 131.306158][ C0] ? rcu_core+0xc51/0x1720 [ 131.310628][ C0] rcu_core+0xcc4/0x1720 [ 131.314924][ C0] ? rcu_cpu_kthread_park+0x90/0x90 [ 131.320169][ C0] ? __lock_acquire+0x7c80/0x7c80 [ 131.325255][ C0] ? rebalance_domains+0x8ad/0x9d0 [ 131.330398][ C0] ? rebalance_domains+0x127/0x9d0 [ 131.335520][ C0] handle_softirqs+0x280/0x820 [ 131.340296][ C0] ? __irq_exit_rcu+0xc7/0x190 [ 131.345095][ C0] ? do_softirq+0x180/0x180 [ 131.349604][ C0] ? irqtime_account_irq+0xb6/0x1c0 [ 131.354812][ C0] __irq_exit_rcu+0xc7/0x190 [ 131.359408][ C0] ? irq_exit_rcu+0x20/0x20 [ 131.363924][ C0] irq_exit_rcu+0x9/0x20 [ 131.368167][ C0] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 131.373811][ C0] [ 131.376747][ C0] [ 131.379709][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 131.385710][ C0] RIP: 0010:__sanitizer_cov_trace_switch+0xb2/0x120 [ 131.392307][ C0] Code: 77 4e 8b 54 ce 10 65 44 8b 1d b2 1f 7e 7e 41 81 e3 00 01 ff 00 74 13 41 81 fb 00 01 00 00 75 d9 41 83 b8 1c 16 00 00 00 74 cf <45> 8b 98 f8 15 00 00 41 83 fb 03 75 c2 4d 8b 98 00 16 00 00 45 8b [ 131.411919][ C0] RSP: 0018:ffffc9000470f150 EFLAGS: 00000246 [ 131.417994][ C0] RAX: 0000000000000002 RBX: ffffffff8ed93748 RCX: 0000000000000003 [ 131.425976][ C0] RDX: ffffffff813aa995 RSI: ffffffff8cb9e740 RDI: 0000000000000002 [ 131.433950][ C0] RBP: ffffc9000470f298 R08: ffff888079e25a00 R09: 0000000000000001 [ 131.441925][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffffc9000470f248 [ 131.449927][ C0] R13: dffffc0000000000 R14: 0000000000000002 R15: ffffffff8ed9374d [ 131.457930][ C0] ? unwind_next_frame+0x655/0x2970 [ 131.463146][ C0] unwind_next_frame+0x655/0x2970 [ 131.468187][ C0] ? save_stack+0xf6/0x1f0 [ 131.472614][ C0] ? save_stack+0xf7/0x1f0 [ 131.477041][ C0] ? save_stack+0xf7/0x1f0 [ 131.481464][ C0] ? stack_trace_save+0xe0/0xe0 [ 131.486318][ C0] arch_stack_walk+0x144/0x190 [ 131.491095][ C0] ? save_stack+0xf7/0x1f0 [ 131.495540][ C0] stack_trace_save+0x9c/0xe0 [ 131.500224][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 131.505366][ C0] save_stack+0xf7/0x1f0 [ 131.509620][ C0] ? __reset_page_owner+0x190/0x190 [ 131.514834][ C0] ? page_ext_get+0x22/0x2b0 [ 131.519431][ C0] ? page_ext_get+0x1e2/0x2b0 [ 131.524135][ C0] __reset_page_owner+0x4e/0x190 [ 131.529082][ C0] ? rcu_is_watching+0x15/0xb0 [ 131.533855][ C0] free_unref_page_prepare+0x7ce/0x8e0 [ 131.539325][ C0] free_unref_page+0x32/0x2e0 [ 131.544028][ C0] __unfreeze_partials+0x1cf/0x210 [ 131.549157][ C0] put_cpu_partial+0x17c/0x250 [ 131.553935][ C0] ? put_cpu_partial+0x6e/0x250 [ 131.558802][ C0] __slab_free+0x31d/0x410 [ 131.563247][ C0] ? _raw_spin_unlock+0x40/0x40 [ 131.568104][ C0] ? __phys_addr+0xba/0x170 [ 131.572622][ C0] qlist_free_all+0x75/0xe0 [ 131.577141][ C0] kasan_quarantine_reduce+0x143/0x160 [ 131.582625][ C0] __kasan_slab_alloc+0x22/0x80 [ 131.587491][ C0] slab_post_alloc_hook+0x6e/0x4d0 [ 131.592620][ C0] kmem_cache_alloc_node+0x150/0x330 [ 131.597917][ C0] ? __alloc_skb+0x108/0x2c0 [ 131.602512][ C0] __alloc_skb+0x108/0x2c0 [ 131.606940][ C0] tcp_stream_alloc_skb+0x3d/0x330 [ 131.612069][ C0] tcp_sendmsg_locked+0xed2/0x4af0 [ 131.617202][ C0] ? verify_lock_unused+0x140/0x140 [ 131.622445][ C0] ? tcp_set_state+0x650/0x650 [ 131.627231][ C0] tcp_sendmsg+0x2f/0x50 [ 131.631490][ C0] sock_write_iter+0x2bb/0x3f0 [ 131.636272][ C0] ? sock_read_iter+0x3b0/0x3b0 [ 131.641140][ C0] ? common_file_perm+0x198/0x1f0 [ 131.646186][ C0] vfs_write+0x43b/0x940 [ 131.650448][ C0] ? file_end_write+0x250/0x250 [ 131.655321][ C0] ? rcu_is_watching+0x15/0xb0 [ 131.660113][ C0] ? sigprocmask+0x190/0x190 [ 131.664717][ C0] ? __fdget_pos+0x1d8/0x330 [ 131.669318][ C0] ksys_write+0x147/0x250 [ 131.673662][ C0] ? __ia32_sys_read+0x90/0x90 [ 131.678445][ C0] ? lockdep_hardirqs_on+0x98/0x150 [ 131.683660][ C0] do_syscall_64+0x55/0xb0 [ 131.688114][ C0] ? clear_bhb_loop+0x40/0x90 [ 131.692803][ C0] ? clear_bhb_loop+0x40/0x90 [ 131.697502][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 131.703403][ C0] RIP: 0033:0x7fe281f8e1c0 [ 131.707826][ C0] Code: 40 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 d3 22 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 [ 131.727438][ C0] RSP: 002b:00007fffa440ef48 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 131.735861][ C0] RAX: ffffffffffffffda RBX: 00000000300a9580 RCX: 00007fe281f8e1c0 [ 131.743938][ C0] RDX: 0000000000000120 RSI: 00007fe28083fee0 RDI: 0000000000000003 [ 131.751929][ C0] RBP: 0000000000000000 R08: 0000000000000007 R09: 000000000003fde8 [ 131.759930][ C0] R10: c04973d23beb8f75 R11: 0000000000000202 R12: 0000000000000120 [ 131.767908][ C0] R13: 000055557ba5ebf0 R14: 00007fffa440f410 R15: 00007fe28083fee0 [ 131.775922][ C0] [ 131.779536][ C0] Kernel Offset: disabled [ 131.783903][ C0] Rebooting in 86400 seconds..