Warning: Permanently added '10.128.1.124' (ED25519) to the list of known hosts. 2026/01/08 21:22:12 ignoring optional flag "type"="gce" 2026/01/08 21:22:12 parsed 1 programs 2026/01/08 21:22:12 executed programs: 0 [ 41.699663][ T28] kauditd_printk_skb: 18 callbacks suppressed [ 41.699697][ T28] audit: type=1400 audit(1767907332.305:92): avc: denied { unlink } for pid=331 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 41.741271][ T331] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 41.793623][ T338] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.800777][ T338] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.808158][ T338] device bridge_slave_0 entered promiscuous mode [ 41.815107][ T338] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.822160][ T338] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.829613][ T338] device bridge_slave_1 entered promiscuous mode [ 41.870852][ T338] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.877901][ T338] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.885206][ T338] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.892250][ T338] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.909756][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.917026][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.924421][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.932218][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.941080][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.949303][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.956322][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.965394][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.973583][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.980712][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.992509][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.001478][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.015042][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.026108][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.034171][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.041673][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.049943][ T338] device veth0_vlan entered promiscuous mode [ 42.059480][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.068522][ T338] device veth1_macvtap entered promiscuous mode [ 42.077494][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.087580][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.109826][ T28] audit: type=1400 audit(1767907332.715:93): avc: denied { create } for pid=348 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 42.129988][ T28] audit: type=1400 audit(1767907332.725:94): avc: denied { setopt } for pid=348 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 42.157791][ T28] audit: type=1400 audit(1767907332.725:95): avc: denied { write } for pid=348 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 2026/01/08 21:22:17 executed programs: 633 2026/01/08 21:22:22 executed programs: 1309 2026/01/08 21:22:27 executed programs: 1991 [ 158.759041][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 158.765683][ C0] rcu: 0-...!: (10000 ticks this GP) idle=65ec/1/0x4000000000000000 softirq=15709/15709 fqs=0 [ 158.776199][ C0] (t=10000 jiffies g=9201 q=435 ncpus=2) [ 158.781924][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g9201 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 158.794086][ C0] rcu: Possible timer handling issue on cpu=0 timer-softirq=1633 [ 158.801900][ C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g9201 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 158.813201][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 158.823277][ C0] rcu: RCU grace-period kthread stack dump: [ 158.829197][ C0] task:rcu_preempt state:I stack:28352 pid:14 ppid:2 flags:0x00004000 [ 158.838516][ C0] Call Trace: [ 158.841804][ C0] [ 158.844756][ C0] __schedule+0xb87/0x14e0 [ 158.849226][ C0] ? __sched_text_start+0x8/0x8 [ 158.854112][ C0] schedule+0xbd/0x170 [ 158.858201][ C0] schedule_timeout+0x12c/0x2e0 [ 158.863069][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 158.868642][ C0] ? __cfi_process_timeout+0x10/0x10 [ 158.873945][ C0] ? prepare_to_swait_event+0x308/0x320 [ 158.879509][ C0] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 158.884375][ C0] ? rcu_gp_init+0xf10/0xf10 [ 158.888978][ C0] rcu_gp_kthread+0x95/0x370 [ 158.893576][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 158.898799][ C0] ? __kasan_check_read+0x11/0x20 [ 158.903832][ C0] ? __kthread_parkme+0x142/0x180 [ 158.908862][ C0] kthread+0x281/0x320 [ 158.912953][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 158.918167][ C0] ? __cfi_kthread+0x10/0x10 [ 158.922767][ C0] ret_from_fork+0x1f/0x30 [ 158.927283][ C0] [ 158.930312][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 158.936777][ C0] CPU: 0 PID: 7155 Comm: syz-executor.0 Not tainted syzkaller #0 [ 158.944507][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 158.954568][ C0] RIP: 0010:kvm_wait+0xf2/0x140 [ 158.959440][ C0] Code: 96 13 04 f4 eb 9a fa 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 3f 0f b6 07 40 38 f0 75 10 66 90 0f 00 2d 70 96 13 04 fb f4 71 ff ff ff fb e9 6b ff ff ff e8 de 36 b9 03 89 f9 80 e1 07 38 [ 158.979074][ C0] RSP: 0018:ffffc90002c6f680 EFLAGS: 00000246 [ 158.985154][ C0] RAX: 0000000000000003 RBX: ffff888125f1c598 RCX: ffffffff84f4ade2 [ 158.993320][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888125f1c598 [ 159.001384][ C0] RBP: ffffc90002c6f710 R08: dffffc0000000000 R09: ffffed1024be38b4 [ 159.009534][ C0] R10: ffffed1024be38b4 R11: 1ffff11024be38b3 R12: 1ffff1103ee00001 [ 159.017511][ C0] R13: ffff8881f7038cd4 R14: dffffc0000000000 R15: 1ffff9200058ded0 [ 159.025501][ C0] FS: 00007fb16abde6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 159.034465][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 159.041070][ C0] CR2: 00007ffcbadd7038 CR3: 0000000109420000 CR4: 00000000003506b0 [ 159.049247][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 159.057336][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 159.065325][ C0] Call Trace: [ 159.068628][ C0] [ 159.071569][ C0] ? __cfi_kvm_wait+0x10/0x10 [ 159.076289][ C0] ? __pv_queued_spin_lock_slowpath+0x632/0xc40 [ 159.083006][ C0] __pv_queued_spin_lock_slowpath+0x690/0xc40 [ 159.089203][ C0] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 159.095822][ C0] ? avc_has_perm+0x158/0x240 [ 159.100620][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 159.106105][ C0] _raw_spin_lock_bh+0xd8/0xe0 [ 159.110888][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 159.116365][ C0] lock_sock_nested+0x92/0x280 [ 159.121149][ C0] ? __cfi_lock_sock_nested+0x10/0x10 [ 159.126536][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 159.131485][ C0] ? _raw_spin_unlock_bh+0x50/0x60 [ 159.136626][ C0] tipc_sendstream+0x47/0x70 [ 159.141233][ C0] ? __cfi_tipc_sendstream+0x10/0x10 [ 159.146526][ C0] ____sys_sendmsg+0x5a9/0x990 [ 159.151397][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 159.156445][ C0] ? import_iovec+0x7c/0xb0 [ 159.160964][ C0] ___sys_sendmsg+0x21c/0x290 [ 159.165655][ C0] ? __sys_sendmsg+0x270/0x270 [ 159.170439][ C0] ? __fdget+0x19c/0x220 [ 159.174694][ C0] __x64_sys_sendmsg+0x1f0/0x2c0 [ 159.179647][ C0] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 159.185148][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 159.191234][ C0] x64_sys_call+0x171/0x9a0 [ 159.195745][ C0] do_syscall_64+0x4c/0xa0 [ 159.200244][ C0] ? clear_bhb_loop+0x30/0x80 [ 159.204968][ C0] ? clear_bhb_loop+0x30/0x80 [ 159.209664][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 159.215574][ C0] RIP: 0033:0x7fb16b07dda9 [ 159.219999][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 159.239705][ C0] RSP: 002b:00007fb16abde0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 159.248133][ C0] RAX: ffffffffffffffda RBX: 00007fb16b1ac050 RCX: 00007fb16b07dda9 [ 159.256123][ C0] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 [ 159.264196][ C0] RBP: 00007fb16b0ca47a R08: 0000000000000000 R09: 0000000000000000 [ 159.272170][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 159.280151][ C0] R13: 000000000000000b R14: 00007fb16b1ac050 R15: 00007ffcbadd6d28 [ 159.288131][ C0] [ 159.291174][ C0] CPU: 0 PID: 7155 Comm: syz-executor.0 Not tainted syzkaller #0 [ 159.298896][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 159.308964][ C0] RIP: 0010:kvm_wait+0xf2/0x140 [ 159.313848][ C0] Code: 96 13 04 f4 eb 9a fa 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 3f 0f b6 07 40 38 f0 75 10 66 90 0f 00 2d 70 96 13 04 fb f4 71 ff ff ff fb e9 6b ff ff ff e8 de 36 b9 03 89 f9 80 e1 07 38 [ 159.333503][ C0] RSP: 0018:ffffc90002c6f680 EFLAGS: 00000246 [ 159.339588][ C0] RAX: 0000000000000003 RBX: ffff888125f1c598 RCX: ffffffff84f4ade2 [ 159.347565][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888125f1c598 [ 159.355541][ C0] RBP: ffffc90002c6f710 R08: dffffc0000000000 R09: ffffed1024be38b4 [ 159.363517][ C0] R10: ffffed1024be38b4 R11: 1ffff11024be38b3 R12: 1ffff1103ee00001 [ 159.371494][ C0] R13: ffff8881f7038cd4 R14: dffffc0000000000 R15: 1ffff9200058ded0 [ 159.379481][ C0] FS: 00007fb16abde6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 159.388430][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 159.395019][ C0] CR2: 00007ffcbadd7038 CR3: 0000000109420000 CR4: 00000000003506b0 [ 159.403023][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 159.411273][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 159.419344][ C0] Call Trace: [ 159.422629][ C0] [ 159.425567][ C0] ? __cfi_kvm_wait+0x10/0x10 [ 159.430257][ C0] ? __pv_queued_spin_lock_slowpath+0x632/0xc40 [ 159.436516][ C0] __pv_queued_spin_lock_slowpath+0x690/0xc40 [ 159.442604][ C0] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 159.449204][ C0] ? avc_has_perm+0x158/0x240 [ 159.453909][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 159.459410][ C0] _raw_spin_lock_bh+0xd8/0xe0 [ 159.464371][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 159.469898][ C0] lock_sock_nested+0x92/0x280 [ 159.474691][ C0] ? __cfi_lock_sock_nested+0x10/0x10 [ 159.480078][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 159.485046][ C0] ? _raw_spin_unlock_bh+0x50/0x60 [ 159.490196][ C0] tipc_sendstream+0x47/0x70 [ 159.494897][ C0] ? __cfi_tipc_sendstream+0x10/0x10 [ 159.500209][ C0] ____sys_sendmsg+0x5a9/0x990 [ 159.505001][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 159.510041][ C0] ? import_iovec+0x7c/0xb0 [ 159.514559][ C0] ___sys_sendmsg+0x21c/0x290 [ 159.519270][ C0] ? __sys_sendmsg+0x270/0x270 [ 159.524266][ C0] ? __fdget+0x19c/0x220 [ 159.528539][ C0] __x64_sys_sendmsg+0x1f0/0x2c0 [ 159.533496][ C0] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 159.538998][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 159.545373][ C0] x64_sys_call+0x171/0x9a0 [ 159.549996][ C0] do_syscall_64+0x4c/0xa0 [ 159.554453][ C0] ? clear_bhb_loop+0x30/0x80 [ 159.559165][ C0] ? clear_bhb_loop+0x30/0x80 [ 159.563870][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 159.569797][ C0] RIP: 0033:0x7fb16b07dda9 [ 159.574330][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 159.593975][ C0] RSP: 002b:00007fb16abde0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 159.602420][ C0] RAX: ffffffffffffffda RBX: 00007fb16b1ac050 RCX: 00007fb16b07dda9 [ 159.610418][ C0] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 [ 159.618517][ C0] RBP: 00007fb16b0ca47a R08: 0000000000000000 R09: 0000000000000000 [ 159.626527][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 159.634537][ C0] R13: 000000000000000b R14: 00007fb16b1ac050 R15: 00007ffcbadd6d28 [ 159.642619][ C0] [ 199.163896][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 143s! [syz-executor.0:7154] [ 199.172622][ C1] Modules linked in: [ 199.176602][ C1] CPU: 1 PID: 7154 Comm: syz-executor.0 Not tainted syzkaller #0 [ 199.184569][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 199.194702][ C1] RIP: 0010:tipc_sk_lookup+0x552/0x620 [ 199.200162][ C1] Code: 7f 77 73 e8 80 6d a2 fc 49 be 00 00 00 00 00 fc ff df eb 16 e8 6f 6d a2 fc eb 0c e8 68 6d a2 fc eb 05 e8 61 6d a2 fc 45 31 e4 69 1b 8f fc 48 c7 44 24 60 0e 36 e0 45 48 8b 44 24 40 4a c7 04 [ 199.219754][ C1] RSP: 0018:ffffc90002c1e880 EFLAGS: 00000293 [ 199.225824][ C1] RAX: ffffffff84cdbc80 RBX: ffff888125f1c580 RCX: ffff88811d253cc0 [ 199.233786][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 000000007ffffffe [ 199.241776][ C1] RBP: ffffc90002c1e970 R08: dffffc0000000000 R09: ffffed1024be38b1 [ 199.249915][ C1] R10: ffffed1024be38b1 R11: 1ffff11024be38b0 R12: ffff888125f1c500 [ 199.257967][ C1] R13: 00000000000003f0 R14: dffffc0000000000 R15: ffff88810e8150de [ 199.265924][ C1] FS: 00007fb16abff6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 199.274837][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.281403][ C1] CR2: 00007fb16abded58 CR3: 0000000109420000 CR4: 00000000003506a0 [ 199.289371][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.297336][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.305291][ C1] Call Trace: [ 199.308586][ C1] [ 199.311510][ C1] ? tipc_sk_rcv+0x2cc0/0x2cc0 [ 199.316265][ C1] tipc_sk_rcv+0x419/0x2cc0 [ 199.320757][ C1] ? __stack_depot_save+0x445/0x480 [ 199.325953][ C1] ? kasan_set_track+0x60/0x70 [ 199.330711][ C1] ? kasan_set_track+0x4b/0x70 [ 199.335457][ C1] ? kasan_save_free_info+0x31/0x50 [ 199.340643][ C1] ? ____kasan_slab_free+0x132/0x180 [ 199.345913][ C1] ? __kasan_slab_free+0x11/0x20 [ 199.350833][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 199.356368][ C1] ? kmem_cache_free+0x12d/0x300 [ 199.361286][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.365945][ C1] ? kfree_skb_reason+0xdc/0x230 [ 199.370872][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 199.375904][ C1] ? tipc_node_xmit+0x257/0xd00 [ 199.380738][ C1] ? tipc_release+0xd32/0x1650 [ 199.385488][ C1] ? syscall_exit_to_user_mode+0x1a/0x30 [ 199.391109][ C1] ? do_syscall_64+0x58/0xa0 [ 199.395723][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 199.401818][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 199.406776][ C1] tipc_node_xmit+0x257/0xd00 [ 199.411442][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 199.416718][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 199.422002][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 199.427558][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.432250][ C1] ? kmem_cache_free+0x12d/0x300 [ 199.437280][ C1] tipc_node_xmit_skb+0xe9/0x130 [ 199.442234][ C1] ? kfree_skb_reason+0xdc/0x230 [ 199.447184][ C1] ? __cfi_tipc_node_xmit_skb+0x10/0x10 [ 199.452722][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150 [ 199.458083][ C1] tipc_sk_rcv+0x1def/0x2cc0 [ 199.462662][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 199.467779][ C1] tipc_node_xmit+0x257/0xd00 [ 199.472443][ C1] ? is_bpf_text_address+0x177/0x190 [ 199.477715][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 199.482908][ C1] ? kernel_text_address+0xa0/0xd0 [ 199.488013][ C1] ? __kernel_text_address+0xd/0x30 [ 199.493202][ C1] ? unwind_get_return_address+0x4d/0x90 [ 199.498827][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 199.504977][ C1] ? arch_stack_walk+0xfc/0x150 [ 199.509906][ C1] tipc_sk_filter_rcv+0x155f/0x2c80 [ 199.515114][ C1] ? tipc_sk_publish+0x440/0x440 [ 199.520048][ C1] ? __kasan_check_write+0x14/0x20 [ 199.525229][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 199.530152][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 199.534650][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 199.539689][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 199.544619][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 199.549987][ C1] tipc_node_xmit+0x257/0xd00 [ 199.554832][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 199.560020][ C1] ? kasan_quarantine_put+0x34/0x190 [ 199.565306][ C1] tipc_node_distr_xmit+0x292/0x390 [ 199.570492][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 199.576286][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.580961][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 199.586059][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 199.591676][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 199.597208][ C1] __release_sock+0x154/0x380 [ 199.601962][ C1] release_sock+0x60/0x1c0 [ 199.606364][ C1] tipc_release+0xd32/0x1650 [ 199.610938][ C1] ? __cfi_tipc_release+0x10/0x10 [ 199.615957][ C1] sock_close+0xf1/0x290 [ 199.620197][ C1] ? __cfi_sock_close+0x10/0x10 [ 199.625061][ C1] __fput+0x1fc/0x8f0 [ 199.629045][ C1] ____fput+0x15/0x20 [ 199.633032][ C1] task_work_run+0x1db/0x240 [ 199.637611][ C1] ? __cfi_task_work_run+0x10/0x10 [ 199.642715][ C1] ? fput+0x15b/0x1a0 [ 199.646688][ C1] exit_to_user_mode_loop+0x9b/0xb0 [ 199.651961][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 199.657405][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 199.662849][ C1] do_syscall_64+0x58/0xa0 [ 199.667254][ C1] ? clear_bhb_loop+0x30/0x80 [ 199.672018][ C1] ? clear_bhb_loop+0x30/0x80 [ 199.676692][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 199.682604][ C1] RIP: 0033:0x7fb16b07dda9 [ 199.687047][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 199.706681][ C1] RSP: 002b:00007fb16abff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 199.715090][ C1] RAX: 0000000000000000 RBX: 00007fb16b1abf80 RCX: 00007fb16b07dda9 [ 199.723057][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 199.731017][ C1] RBP: 00007fb16b0ca47a R08: 0000000000000000 R09: 0000000000000000 [ 199.738983][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 199.746957][ C1] R13: 000000000000000b R14: 00007fb16b1abf80 R15: 00007ffcbadd6d28 [ 199.754943][ C1] [ 199.757953][ C1] Sending NMI from CPU 1 to CPUs 0: [ 199.763164][ C0] NMI backtrace for cpu 0 [ 199.763173][ C0] CPU: 0 PID: 7155 Comm: syz-executor.0 Not tainted syzkaller #0 [ 199.763189][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 199.763196][ C0] RIP: 0010:kvm_wait+0xf2/0x140 [ 199.763220][ C0] Code: 96 13 04 f4 eb 9a fa 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 3f 0f b6 07 40 38 f0 75 10 66 90 0f 00 2d 70 96 13 04 fb f4 71 ff ff ff fb e9 6b ff ff ff e8 de 36 b9 03 89 f9 80 e1 07 38 [ 199.763231][ C0] RSP: 0018:ffffc90002c6f680 EFLAGS: 00000246 [ 199.763245][ C0] RAX: 0000000000000003 RBX: ffff888125f1c598 RCX: ffffffff84f4ade2 [ 199.763256][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888125f1c598 [ 199.763266][ C0] RBP: ffffc90002c6f710 R08: dffffc0000000000 R09: ffffed1024be38b4 [ 199.763276][ C0] R10: ffffed1024be38b4 R11: 1ffff11024be38b3 R12: 1ffff1103ee00001 [ 199.763287][ C0] R13: ffff8881f7038cd4 R14: dffffc0000000000 R15: 1ffff9200058ded0 [ 199.763297][ C0] FS: 00007fb16abde6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 199.763311][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.763322][ C0] CR2: 00007ffcbadd7038 CR3: 0000000109420000 CR4: 00000000003506b0 [ 199.763337][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.763346][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.763355][ C0] Call Trace: [ 199.763361][ C0] [ 199.763366][ C0] ? __cfi_kvm_wait+0x10/0x10 [ 199.763384][ C0] ? __pv_queued_spin_lock_slowpath+0x632/0xc40 [ 199.763425][ C0] __pv_queued_spin_lock_slowpath+0x690/0xc40 [ 199.763445][ C0] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 199.763464][ C0] ? avc_has_perm+0x158/0x240 [ 199.763485][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 199.763505][ C0] _raw_spin_lock_bh+0xd8/0xe0 [ 199.763521][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 199.763538][ C0] lock_sock_nested+0x92/0x280 [ 199.763559][ C0] ? __cfi_lock_sock_nested+0x10/0x10 [ 199.763579][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 199.763595][ C0] ? _raw_spin_unlock_bh+0x50/0x60 [ 199.763612][ C0] tipc_sendstream+0x47/0x70 [ 199.763629][ C0] ? __cfi_tipc_sendstream+0x10/0x10 [ 199.763644][ C0] ____sys_sendmsg+0x5a9/0x990 [ 199.763663][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 199.763681][ C0] ? import_iovec+0x7c/0xb0 [ 199.763701][ C0] ___sys_sendmsg+0x21c/0x290 [ 199.763718][ C0] ? __sys_sendmsg+0x270/0x270 [ 199.763740][ C0] ? __fdget+0x19c/0x220 [ 199.763755][ C0] __x64_sys_sendmsg+0x1f0/0x2c0 [ 199.763772][ C0] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 199.763791][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 199.763816][ C0] x64_sys_call+0x171/0x9a0 [ 199.763833][ C0] do_syscall_64+0x4c/0xa0 [ 199.763849][ C0] ? clear_bhb_loop+0x30/0x80 [ 199.763868][ C0] ? clear_bhb_loop+0x30/0x80 [ 199.763886][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 199.763905][ C0] RIP: 0033:0x7fb16b07dda9 [ 199.763916][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 199.763927][ C0] RSP: 002b:00007fb16abde0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.763942][ C0] RAX: ffffffffffffffda RBX: 00007fb16b1ac050 RCX: 00007fb16b07dda9 [ 199.763952][ C0] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 [ 199.763961][ C0] RBP: 00007fb16b0ca47a R08: 0000000000000000 R09: 0000000000000000 [ 199.763970][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 199.763979][ C0] R13: 000000000000000b R14: 00007fb16b1ac050 R15: 00007ffcbadd6d28 [ 199.763991][ C0]