Warning: Permanently added '10.128.1.218' (ED25519) to the list of known hosts. 2025/12/10 16:21:46 parsed 1 programs [ 208.165543][ T28] audit: type=1400 audit(1765383706.793:64): avc: denied { node_bind } for pid=284 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 208.186300][ T28] audit: type=1400 audit(1765383706.793:65): avc: denied { module_request } for pid=284 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 209.303714][ T28] audit: type=1400 audit(1765383707.933:66): avc: denied { mounton } for pid=293 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 209.305141][ T293] cgroup: Unknown subsys name 'net' [ 209.331838][ T28] audit: type=1400 audit(1765383707.933:67): avc: denied { mount } for pid=293 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 209.354057][ T28] audit: type=1400 audit(1765383707.963:68): avc: denied { unmount } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 209.354228][ T293] cgroup: Unknown subsys name 'devices' [ 209.469665][ T293] cgroup: Unknown subsys name 'hugetlb' [ 209.475304][ T293] cgroup: Unknown subsys name 'rlimit' [ 209.616878][ T28] audit: type=1400 audit(1765383708.243:69): avc: denied { setattr } for pid=293 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 209.640075][ T28] audit: type=1400 audit(1765383708.243:70): avc: denied { create } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 209.660569][ T28] audit: type=1400 audit(1765383708.243:71): avc: denied { write } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 209.671663][ T295] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 209.680965][ T28] audit: type=1400 audit(1765383708.253:72): avc: denied { read } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 209.709588][ T28] audit: type=1400 audit(1765383708.253:73): avc: denied { mounton } for pid=293 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 209.757224][ T293] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 210.531291][ T301] request_module fs-gadgetfs succeeded, but still no fs? [ 210.956846][ T328] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.964216][ T328] bridge0: port 1(bridge_slave_0) entered disabled state [ 210.971710][ T328] device bridge_slave_0 entered promiscuous mode [ 210.978983][ T328] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.986010][ T328] bridge0: port 2(bridge_slave_1) entered disabled state [ 210.993581][ T328] device bridge_slave_1 entered promiscuous mode [ 211.045563][ T328] bridge0: port 2(bridge_slave_1) entered blocking state [ 211.052640][ T328] bridge0: port 2(bridge_slave_1) entered forwarding state [ 211.059934][ T328] bridge0: port 1(bridge_slave_0) entered blocking state [ 211.066964][ T328] bridge0: port 1(bridge_slave_0) entered forwarding state [ 211.087948][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 211.095187][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 211.102863][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 211.110626][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 211.119662][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 211.127958][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 211.134980][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 211.143804][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 211.152117][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 211.159179][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 211.171844][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 211.181280][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 211.195870][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 211.208331][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 211.216359][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 211.224064][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 211.232678][ T328] device veth0_vlan entered promiscuous mode [ 211.243346][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 211.252532][ T328] device veth1_macvtap entered promiscuous mode [ 211.262570][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 211.272720][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 211.306350][ T328] syz-executor (328) used greatest stack depth: 20864 bytes left 2025/12/10 16:21:50 executed programs: 0 [ 211.805312][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 211.812684][ T364] bridge0: port 1(bridge_slave_0) entered disabled state [ 211.820703][ T364] device bridge_slave_0 entered promiscuous mode [ 211.827561][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 211.834785][ T364] bridge0: port 2(bridge_slave_1) entered disabled state [ 211.842411][ T364] device bridge_slave_1 entered promiscuous mode [ 211.894041][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 211.901102][ T364] bridge0: port 2(bridge_slave_1) entered forwarding state [ 211.908433][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 211.915476][ T364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 211.935446][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 211.943472][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 211.950777][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 211.960398][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 211.968750][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 211.976856][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 211.983899][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 211.992389][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 212.000815][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 212.009021][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 212.016061][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 212.028233][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 212.036328][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 212.045446][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 212.053778][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 212.067294][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 212.075681][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 212.086592][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 212.094684][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 212.103269][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 212.110828][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 212.125194][ T364] device veth0_vlan entered promiscuous mode [ 212.135049][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 212.143201][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 212.152683][ T364] device veth1_macvtap entered promiscuous mode [ 212.166600][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 212.174272][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 212.182794][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 212.192067][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 212.200442][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 312.267599][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 312.274329][ C1] rcu: 1-...!: (9999 ticks this GP) idle=fcb4/1/0x4000000000000000 softirq=2455/2455 fqs=27 [ 312.284485][ C1] (t=10001 jiffies g=1261 q=214 ncpus=2) [ 312.290201][ C1] rcu: rcu_preempt kthread starved for 9948 jiffies! g1261 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 312.301203][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 312.311156][ C1] rcu: RCU grace-period kthread stack dump: [ 312.317034][ C1] task:rcu_preempt state:R running task stack:28528 pid:14 ppid:2 flags:0x00004000 [ 312.327827][ C1] Call Trace: [ 312.331115][ C1] [ 312.334042][ C1] __schedule+0xb87/0x14e0 [ 312.338468][ C1] ? __sched_text_start+0x8/0x8 [ 312.343327][ C1] schedule+0xbd/0x170 [ 312.347392][ C1] schedule_timeout+0x12c/0x2e0 [ 312.352255][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 312.357620][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 312.363078][ C1] ? __cfi_process_timeout+0x10/0x10 [ 312.368358][ C1] ? prepare_to_swait_event+0x308/0x320 [ 312.373910][ C1] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 312.378771][ C1] ? __cfi_rcu_implicit_dynticks_qs+0x10/0x10 [ 312.384835][ C1] ? rcu_gp_init+0xf10/0xf10 [ 312.389420][ C1] rcu_gp_kthread+0x95/0x370 [ 312.394001][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 312.399193][ C1] ? __kasan_check_read+0x11/0x20 [ 312.404210][ C1] ? __kthread_parkme+0x142/0x180 [ 312.409314][ C1] kthread+0x281/0x320 [ 312.413395][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 312.418586][ C1] ? __cfi_kthread+0x10/0x10 [ 312.423171][ C1] ret_from_fork+0x1f/0x30 [ 312.427592][ C1] [ 312.430615][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 312.436927][ C1] CPU: 1 PID: 375 Comm: syz.2.17 Not tainted syzkaller #0 [ 312.444022][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 312.454173][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x60 [ 312.460335][ C1] Code: 30 43 92 7e 65 8b 15 31 43 92 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 6c 0b 00 00 00 74 2c 8b 91 48 0b 00 00 <83> fa 02 75 21 48 8b 91 50 0b 00 00 48 8b 32 48 8d 7e 01 8b 89 4c [ 312.479933][ C1] RSP: 0018:ffffc90000ac6870 EFLAGS: 00000246 [ 312.485991][ C1] RAX: ffffffff84cd972e RBX: 00000000ddba2c2d RCX: ffff888115033cc0 [ 312.493950][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 312.501910][ C1] RBP: ffffc90000ac6870 R08: 0000000000000004 R09: 0000000000000003 [ 312.509870][ C1] R10: fffff52000158d20 R11: 1ffff92000158d20 R12: dffffc0000000000 [ 312.517923][ C1] R13: ffff8881142050de R14: 000000000000008c R15: 0000000000000000 [ 312.525890][ C1] FS: 00007f14567ff6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 312.534810][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 312.541383][ C1] CR2: 0000200000011000 CR3: 0000000112306000 CR4: 00000000003506a0 [ 312.549347][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 312.557312][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 312.565290][ C1] Call Trace: [ 312.568571][ C1] [ 312.571509][ C1] tipc_sk_lookup+0x20e/0x620 [ 312.576181][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 312.581111][ C1] ? tipc_sk_rcv+0x2cc0/0x2cc0 [ 312.585861][ C1] tipc_sk_rcv+0x419/0x2cc0 [ 312.590361][ C1] ? __stack_depot_save+0x445/0x480 [ 312.595549][ C1] ? kasan_set_track+0x60/0x70 [ 312.600323][ C1] ? kasan_set_track+0x4b/0x70 [ 312.605081][ C1] ? kasan_save_free_info+0x31/0x50 [ 312.610278][ C1] ? ____kasan_slab_free+0x132/0x180 [ 312.615562][ C1] ? __kasan_slab_free+0x11/0x20 [ 312.620509][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 312.626058][ C1] ? kmem_cache_free+0x12d/0x300 [ 312.630996][ C1] ? kfree_skbmem+0x10c/0x180 [ 312.636880][ C1] ? kfree_skb_reason+0xdc/0x230 [ 312.641807][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 312.646829][ C1] ? tipc_node_xmit+0x257/0xd00 [ 312.651694][ C1] ? tipc_release+0xd32/0x1650 [ 312.656450][ C1] ? syscall_exit_to_user_mode+0x1a/0x30 [ 312.662084][ C1] ? do_syscall_64+0x58/0xa0 [ 312.666682][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 312.672763][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 312.677699][ C1] tipc_node_xmit+0x257/0xd00 [ 312.682376][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 312.687658][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 312.692856][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 312.698401][ C1] ? kfree_skbmem+0x10c/0x180 [ 312.703120][ C1] ? kmem_cache_free+0x12d/0x300 [ 312.708053][ C1] tipc_node_xmit_skb+0xe9/0x130 [ 312.712988][ C1] ? kfree_skb_reason+0xdc/0x230 [ 312.717920][ C1] ? __cfi_tipc_node_xmit_skb+0x10/0x10 [ 312.723472][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150 [ 312.728846][ C1] tipc_sk_rcv+0x1def/0x2cc0 [ 312.733438][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 312.738382][ C1] tipc_node_xmit+0x257/0xd00 [ 312.743061][ C1] ? is_bpf_text_address+0x177/0x190 [ 312.748346][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 312.753543][ C1] ? kernel_text_address+0xa0/0xd0 [ 312.758649][ C1] ? __kernel_text_address+0xd/0x30 [ 312.763863][ C1] ? unwind_get_return_address+0x4d/0x90 [ 312.769506][ C1] ? __kasan_check_write+0x14/0x20 [ 312.774625][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 312.780084][ C1] tipc_sk_filter_rcv+0x155f/0x2c80 [ 312.785288][ C1] ? tipc_sk_publish+0x440/0x440 [ 312.790219][ C1] ? __kasan_check_write+0x14/0x20 [ 312.795330][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 312.800314][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 312.804822][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 312.809856][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 312.814796][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 312.820167][ C1] tipc_node_xmit+0x257/0xd00 [ 312.824848][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 312.830057][ C1] ? kasan_quarantine_put+0x34/0x190 [ 312.835350][ C1] tipc_node_distr_xmit+0x292/0x390 [ 312.840554][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 312.846274][ C1] ? kfree_skbmem+0x10c/0x180 [ 312.850948][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 312.856059][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 312.861704][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 312.867169][ C1] __release_sock+0x154/0x380 [ 312.871864][ C1] release_sock+0x60/0x1c0 [ 312.876269][ C1] tipc_release+0xd32/0x1650 [ 312.880854][ C1] ? __cfi_tipc_release+0x10/0x10 [ 312.885871][ C1] sock_close+0xf1/0x290 [ 312.890112][ C1] ? __cfi_sock_close+0x10/0x10 [ 312.894962][ C1] __fput+0x1fc/0x8f0 [ 312.898941][ C1] ____fput+0x15/0x20 [ 312.902920][ C1] task_work_run+0x1db/0x240 [ 312.907507][ C1] ? __cfi_task_work_run+0x10/0x10 [ 312.912615][ C1] ? __kasan_check_write+0x14/0x20 [ 312.917735][ C1] exit_to_user_mode_loop+0x9b/0xb0 [ 312.922949][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 312.928418][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 312.933892][ C1] do_syscall_64+0x58/0xa0 [ 312.938320][ C1] ? clear_bhb_loop+0x30/0x80 [ 312.943017][ C1] ? clear_bhb_loop+0x30/0x80 [ 312.947713][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 312.953618][ C1] RIP: 0033:0x7f145698f749 [ 312.958047][ C1] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 312.977655][ C1] RSP: 002b:00007f14567ff038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 312.986073][ C1] RAX: 00000000000203a0 RBX: 00007f1456be5fa0 RCX: 00007f145698f749 [ 312.994052][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003 [ 313.002020][ C1] RBP: 00007f1456a13f91 R08: 0000000000000000 R09: 0000000000000000 [ 313.009995][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 313.017966][ C1] R13: 00007f1456be6038 R14: 00007f1456be5fa0 R15: 00007ffd98a47b88 [ 313.025952][ C1] [ 313.028961][ C1] CPU: 1 PID: 375 Comm: syz.2.17 Not tainted syzkaller #0 [ 313.036063][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 313.046114][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x60 [ 313.052269][ C1] Code: 30 43 92 7e 65 8b 15 31 43 92 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 6c 0b 00 00 00 74 2c 8b 91 48 0b 00 00 <83> fa 02 75 21 48 8b 91 50 0b 00 00 48 8b 32 48 8d 7e 01 8b 89 4c [ 313.071866][ C1] RSP: 0018:ffffc90000ac6870 EFLAGS: 00000246 [ 313.077926][ C1] RAX: ffffffff84cd972e RBX: 00000000ddba2c2d RCX: ffff888115033cc0 [ 313.085893][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 313.093856][ C1] RBP: ffffc90000ac6870 R08: 0000000000000004 R09: 0000000000000003 [ 313.101818][ C1] R10: fffff52000158d20 R11: 1ffff92000158d20 R12: dffffc0000000000 [ 313.109784][ C1] R13: ffff8881142050de R14: 000000000000008c R15: 0000000000000000 [ 313.117751][ C1] FS: 00007f14567ff6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 313.126675][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 313.133247][ C1] CR2: 0000200000011000 CR3: 0000000112306000 CR4: 00000000003506a0 [ 313.141213][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 313.149175][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 313.157134][ C1] Call Trace: [ 313.160398][ C1] [ 313.163323][ C1] tipc_sk_lookup+0x20e/0x620 [ 313.167996][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 313.172932][ C1] ? tipc_sk_rcv+0x2cc0/0x2cc0 [ 313.177693][ C1] tipc_sk_rcv+0x419/0x2cc0 [ 313.182192][ C1] ? __stack_depot_save+0x445/0x480 [ 313.187392][ C1] ? kasan_set_track+0x60/0x70 [ 313.192148][ C1] ? kasan_set_track+0x4b/0x70 [ 313.196904][ C1] ? kasan_save_free_info+0x31/0x50 [ 313.202100][ C1] ? ____kasan_slab_free+0x132/0x180 [ 313.207379][ C1] ? __kasan_slab_free+0x11/0x20 [ 313.212309][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 313.217853][ C1] ? kmem_cache_free+0x12d/0x300 [ 313.222789][ C1] ? kfree_skbmem+0x10c/0x180 [ 313.227459][ C1] ? kfree_skb_reason+0xdc/0x230 [ 313.232383][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 313.237410][ C1] ? tipc_node_xmit+0x257/0xd00 [ 313.242258][ C1] ? tipc_release+0xd32/0x1650 [ 313.247013][ C1] ? syscall_exit_to_user_mode+0x1a/0x30 [ 313.252642][ C1] ? do_syscall_64+0x58/0xa0 [ 313.257234][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 313.263292][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 313.268219][ C1] tipc_node_xmit+0x257/0xd00 [ 313.272902][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 313.278184][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 313.283380][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 313.288961][ C1] ? kfree_skbmem+0x10c/0x180 [ 313.293632][ C1] ? kmem_cache_free+0x12d/0x300 [ 313.298597][ C1] tipc_node_xmit_skb+0xe9/0x130 [ 313.303529][ C1] ? kfree_skb_reason+0xdc/0x230 [ 313.308466][ C1] ? __cfi_tipc_node_xmit_skb+0x10/0x10 [ 313.314006][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150 [ 313.319368][ C1] tipc_sk_rcv+0x1def/0x2cc0 [ 313.323971][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 313.328905][ C1] tipc_node_xmit+0x257/0xd00 [ 313.333596][ C1] ? is_bpf_text_address+0x177/0x190 [ 313.338881][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 313.344082][ C1] ? kernel_text_address+0xa0/0xd0 [ 313.349194][ C1] ? __kernel_text_address+0xd/0x30 [ 313.354414][ C1] ? unwind_get_return_address+0x4d/0x90 [ 313.360042][ C1] ? __kasan_check_write+0x14/0x20 [ 313.365143][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 313.370594][ C1] tipc_sk_filter_rcv+0x155f/0x2c80 [ 313.375806][ C1] ? tipc_sk_publish+0x440/0x440 [ 313.380736][ C1] ? __kasan_check_write+0x14/0x20 [ 313.385835][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 313.390776][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 313.395278][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 313.400299][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 313.405227][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 313.410594][ C1] tipc_node_xmit+0x257/0xd00 [ 313.415272][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 313.420468][ C1] ? kasan_quarantine_put+0x34/0x190 [ 313.425745][ C1] tipc_node_distr_xmit+0x292/0x390 [ 313.430939][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 313.436657][ C1] ? kfree_skbmem+0x10c/0x180 [ 313.441338][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 313.446440][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 313.452062][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 313.457512][ C1] __release_sock+0x154/0x380 [ 313.462186][ C1] release_sock+0x60/0x1c0 [ 313.466595][ C1] tipc_release+0xd32/0x1650 [ 313.471174][ C1] ? __cfi_tipc_release+0x10/0x10 [ 313.476190][ C1] sock_close+0xf1/0x290 [ 313.480428][ C1] ? __cfi_sock_close+0x10/0x10 [ 313.485275][ C1] __fput+0x1fc/0x8f0 [ 313.489256][ C1] ____fput+0x15/0x20 [ 313.493241][ C1] task_work_run+0x1db/0x240 [ 313.497832][ C1] ? __cfi_task_work_run+0x10/0x10 [ 313.502939][ C1] ? __kasan_check_write+0x14/0x20 [ 313.508039][ C1] exit_to_user_mode_loop+0x9b/0xb0 [ 313.513238][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 313.518692][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 313.524155][ C1] do_syscall_64+0x58/0xa0 [ 313.528564][ C1] ? clear_bhb_loop+0x30/0x80 [ 313.533239][ C1] ? clear_bhb_loop+0x30/0x80 [ 313.537911][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 313.543838][ C1] RIP: 0033:0x7f145698f749 [ 313.548250][ C1] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 313.567852][ C1] RSP: 002b:00007f14567ff038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 313.576257][ C1] RAX: 00000000000203a0 RBX: 00007f1456be5fa0 RCX: 00007f145698f749 [ 313.584218][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003 [ 313.592181][ C1] RBP: 00007f1456a13f91 R08: 0000000000000000 R09: 0000000000000000 [ 313.600147][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 313.608116][ C1] R13: 00007f1456be6038 R14: 00007f1456be5fa0 R15: 00007ffd98a47b88 [ 313.616084][ C1] [ 353.247812][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 143s! [syz.2.17:374] [ 353.255856][ C0] Modules linked in: [ 353.259765][ C0] CPU: 0 PID: 374 Comm: syz.2.17 Not tainted syzkaller #0 [ 353.266888][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 353.276949][ C0] RIP: 0010:__pv_queued_spin_lock_slowpath+0x591/0xc40 [ 353.283823][ C0] Code: 0f 85 33 01 00 00 41 c6 45 00 00 41 0f b6 04 17 84 c0 0f 85 46 01 00 00 48 8b 44 24 10 c6 00 01 41 bd 00 80 ff ff eb 07 f3 90 <41> ff c5 74 5b 41 0f b6 04 16 84 c0 75 35 80 3b 00 75 eb 48 89 df [ 353.303520][ C0] RSP: 0018:ffffc90000ab7940 EFLAGS: 00000206 [ 353.309592][ C0] RAX: 0000000000000000 RBX: ffff88810e8a2398 RCX: ffffffff84f48de2 [ 353.317570][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff88810e8a2398 [ 353.325546][ C0] RBP: ffffc90000ab7a30 R08: dffffc0000000000 R09: ffffed1021d14474 [ 353.333526][ C0] R10: ffffed1021d14474 R11: 1ffff11021d14473 R12: 1ffff1103ee00001 [ 353.341509][ C0] R13: 00000000ffff8efb R14: 1ffff11021d14473 R15: 1ffff11021d14473 [ 353.349606][ C0] FS: 000055555aee7500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 353.358543][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 353.365136][ C0] CR2: 0000000000000000 CR3: 0000000112306000 CR4: 00000000003506b0 [ 353.373117][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 353.381096][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 353.389071][ C0] Call Trace: [ 353.392365][ C0] [ 353.395314][ C0] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 353.401937][ C0] ? stack_trace_save+0x98/0xe0 [ 353.406814][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 353.412636][ C0] ? __stack_depot_save+0x445/0x480 [ 353.417852][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 353.423332][ C0] _raw_spin_lock_bh+0xd8/0xe0 [ 353.428114][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 353.433593][ C0] ? __kasan_record_aux_stack+0xb6/0xc0 [ 353.439162][ C0] ? task_work_add+0x79/0x330 [ 353.443852][ C0] ? fput+0xe1/0x1a0 [ 353.447764][ C0] ? filp_close+0x111/0x160 [ 353.452286][ C0] ? __close_range+0x2d5/0x4c0 [ 353.457055][ C0] ? x64_sys_call+0x43b/0x9a0 [ 353.461747][ C0] ? do_syscall_64+0x4c/0xa0 [ 353.466352][ C0] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 353.472441][ C0] lock_sock_nested+0x92/0x280 [ 353.477225][ C0] ? __cfi_lock_sock_nested+0x10/0x10 [ 353.482617][ C0] ? __cfi_locks_remove_file+0x10/0x10 [ 353.488084][ C0] tipc_release+0xb2/0x1650 [ 353.492597][ C0] ? rwsem_write_trylock+0x130/0x300 [ 353.497906][ C0] ? __cfi_tipc_release+0x10/0x10 [ 353.502954][ C0] sock_close+0xf1/0x290 [ 353.507217][ C0] ? __cfi_sock_close+0x10/0x10 [ 353.512088][ C0] __fput+0x1fc/0x8f0 [ 353.516178][ C0] ____fput+0x15/0x20 [ 353.520175][ C0] task_work_run+0x1db/0x240 [ 353.524777][ C0] ? __cfi_task_work_run+0x10/0x10 [ 353.529926][ C0] ? __cfi___close_range+0x10/0x10 [ 353.535048][ C0] exit_to_user_mode_loop+0x9b/0xb0 [ 353.540260][ C0] exit_to_user_mode_prepare+0x87/0xd0 [ 353.545729][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 353.551204][ C0] do_syscall_64+0x58/0xa0 [ 353.555633][ C0] ? clear_bhb_loop+0x30/0x80 [ 353.560331][ C0] ? clear_bhb_loop+0x30/0x80 [ 353.565028][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 353.570937][ C0] RIP: 0033:0x7f145698f749 [ 353.575357][ C0] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 353.594968][ C0] RSP: 002b:00007ffd98a47ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 353.603392][ C0] RAX: 0000000000000000 RBX: 00007f1456be7da0 RCX: 00007f145698f749 [ 353.611369][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 353.619345][ C0] RBP: 00007f1456be7da0 R08: 0000000000000000 R09: 0000000598a47fdf [ 353.627339][ C0] R10: 00007f1456be7cb0 R11: 0000000000000246 R12: 0000000000034036 [ 353.635316][ C0] R13: 00007f1456be6090 R14: ffffffffffffffff R15: 00007ffd98a47e00 [ 353.643297][ C0] [ 353.646337][ C0] Sending NMI from CPU 0 to CPUs 1: [ 353.651570][ C1] NMI backtrace for cpu 1 [ 353.651579][ C1] CPU: 1 PID: 375 Comm: syz.2.17 Not tainted syzkaller #0 [ 353.651595][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 353.651604][ C1] RIP: 0010:tipc_sk_lookup+0x200/0x620 [ 353.651623][ C1] Code: 31 c2 89 c6 c1 c6 04 29 f2 31 d1 c1 c2 0e 29 d1 31 c8 c1 c1 18 29 c8 41 ff ce 41 21 c6 45 8b 3f 31 ff 44 89 fe e8 80 97 a2 fc <45> 85 ff 0f 85 28 02 00 00 e8 52 93 a2 fc 44 89 f0 48 8b 4c 24 10 [ 353.651637][ C1] RSP: 0018:ffffc90000ac6880 EFLAGS: 00000293 [ 353.651651][ C1] RAX: ffffffff84cd9720 RBX: 00000000ddba2c2d RCX: 0000000000000000 [ 353.651662][ C1] RDX: ffff888115033cc0 RSI: 0000000000000000 RDI: 0000000000000000 [ 353.651672][ C1] RBP: ffffc90000ac6970 R08: 0000000000000004 R09: 0000000000000003 [ 353.651682][ C1] R10: fffff52000158d20 R11: 1ffff92000158d20 R12: dffffc0000000000 [ 353.651695][ C1] R13: ffff8881142050de R14: 000000000000008c R15: 0000000000000000 [ 353.651705][ C1] FS: 00007f14567ff6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 353.651719][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 353.651731][ C1] CR2: 0000200000011000 CR3: 0000000112306000 CR4: 00000000003506a0 [ 353.651745][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 353.651754][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 353.651764][ C1] Call Trace: [ 353.651769][ C1] [ 353.651776][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 353.651795][ C1] ? tipc_sk_rcv+0x2cc0/0x2cc0 [ 353.651811][ C1] ? tipc_sk_rcv+0x1abb/0x2cc0 [ 353.651826][ C1] tipc_sk_rcv+0x419/0x2cc0 [ 353.651840][ C1] ? __stack_depot_save+0x445/0x480 [ 353.651858][ C1] ? kasan_set_track+0x60/0x70 [ 353.651876][ C1] ? kasan_set_track+0x4b/0x70 [ 353.651893][ C1] ? kasan_save_free_info+0x31/0x50 [ 353.651917][ C1] ? ____kasan_slab_free+0x132/0x180 [ 353.651936][ C1] ? __kasan_slab_free+0x11/0x20 [ 353.651955][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 353.651979][ C1] ? kmem_cache_free+0x12d/0x300 [ 353.651999][ C1] ? kfree_skbmem+0x10c/0x180 [ 353.652015][ C1] ? kfree_skb_reason+0xdc/0x230 [ 353.652031][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 353.652055][ C1] ? tipc_node_xmit+0x257/0xd00 [ 353.652078][ C1] ? tipc_release+0xd32/0x1650 [ 353.652095][ C1] ? syscall_exit_to_user_mode+0x1a/0x30 [ 353.652120][ C1] ? do_syscall_64+0x58/0xa0 [ 353.652143][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 353.652166][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 353.652184][ C1] tipc_node_xmit+0x257/0xd00 [ 353.652207][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 353.652227][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 353.652249][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 353.652274][ C1] ? kfree_skbmem+0x10c/0x180 [ 353.652290][ C1] ? kmem_cache_free+0x12d/0x300 [ 353.652313][ C1] tipc_node_xmit_skb+0xe9/0x130 [ 353.652335][ C1] ? kfree_skb_reason+0xdc/0x230 [ 353.652351][ C1] ? __cfi_tipc_node_xmit_skb+0x10/0x10 [ 353.652376][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150 [ 353.652392][ C1] tipc_sk_rcv+0x1def/0x2cc0 [ 353.652413][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 353.652432][ C1] tipc_node_xmit+0x257/0xd00 [ 353.652455][ C1] ? is_bpf_text_address+0x177/0x190 [ 353.652478][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 353.652500][ C1] ? kernel_text_address+0xa0/0xd0 [ 353.652521][ C1] ? __kernel_text_address+0xd/0x30 [ 353.652541][ C1] ? unwind_get_return_address+0x4d/0x90 [ 353.652560][ C1] ? __kasan_check_write+0x14/0x20 [ 353.652575][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 353.652594][ C1] tipc_sk_filter_rcv+0x155f/0x2c80 [ 353.652620][ C1] ? tipc_sk_publish+0x440/0x440 [ 353.652637][ C1] ? __kasan_check_write+0x14/0x20 [ 353.652651][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 353.652672][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 353.652692][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 353.652716][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 353.652733][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 353.652751][ C1] tipc_node_xmit+0x257/0xd00 [ 353.652775][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 353.652799][ C1] ? kasan_quarantine_put+0x34/0x190 [ 353.652816][ C1] tipc_node_distr_xmit+0x292/0x390 [ 353.652841][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 353.652865][ C1] ? kfree_skbmem+0x10c/0x180 [ 353.652882][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 353.652901][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 353.652918][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 353.652939][ C1] __release_sock+0x154/0x380 [ 353.652961][ C1] release_sock+0x60/0x1c0 [ 353.652977][ C1] tipc_release+0xd32/0x1650 [ 353.652995][ C1] ? __cfi_tipc_release+0x10/0x10 [ 353.653014][ C1] sock_close+0xf1/0x290 [ 353.653038][ C1] ? __cfi_sock_close+0x10/0x10 [ 353.653061][ C1] __fput+0x1fc/0x8f0 [ 353.653083][ C1] ____fput+0x15/0x20 [ 353.653100][ C1] task_work_run+0x1db/0x240 [ 353.653120][ C1] ? __cfi_task_work_run+0x10/0x10 [ 353.653146][ C1] ? __kasan_check_write+0x14/0x20 [ 353.653161][ C1] exit_to_user_mode_loop+0x9b/0xb0 [ 353.653179][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 353.653196][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 353.653221][ C1] do_syscall_64+0x58/0xa0 [ 353.653238][ C1] ? clear_bhb_loop+0x30/0x80 [ 353.653261][ C1] ? clear_bhb_loop+0x30/0x80 [ 353.653284][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 353.653306][ C1] RIP: 0033:0x7f145698f749 [ 353.653318][ C1] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 353.653330][ C1] RSP: 002b:00007f14567ff038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 353.653346][ C1] RAX: 00000000000203a0 RBX: 00007f1456be5fa0 RCX: 00007f145698f749 [ 353.653357][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003 [ 353.653367][ C1] RBP: 00007f1456a13f91 R08: 0000000000000000 R09: 0000000000000000 [ 353.653377][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 353.653386][ C1] R13: 00007f1456be6038 R14: 00007f1456be5fa0 R15: 00007ffd98a47b88 [ 353.653400][ C1]