Warning: Permanently added '10.128.0.39' (ED25519) to the list of known hosts. 2025/11/07 11:48:59 ignoring optional flag "type"="gce" 2025/11/07 11:48:59 parsed 1 programs [ 41.549631][ T28] kauditd_printk_skb: 18 callbacks suppressed [ 41.549647][ T28] audit: type=1400 audit(1762516139.450:92): avc: denied { unlink } for pid=332 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" 2025/11/07 11:48:59 executed programs: 0 [ 41.600554][ T332] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 41.660201][ T338] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.667360][ T338] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.674935][ T338] device bridge_slave_0 entered promiscuous mode [ 41.681967][ T338] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.689078][ T338] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.696428][ T338] device bridge_slave_1 entered promiscuous mode [ 41.741395][ T28] audit: type=1400 audit(1762516139.640:93): avc: denied { create } for pid=338 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 41.755233][ T338] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.761985][ T28] audit: type=1400 audit(1762516139.640:94): avc: denied { write } for pid=338 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 41.769005][ T338] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.769108][ T338] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.789800][ T28] audit: type=1400 audit(1762516139.640:95): avc: denied { read } for pid=338 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 41.796633][ T338] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.843594][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.850924][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.858508][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.866285][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.875402][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.884306][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.891397][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.900190][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.908364][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.915512][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.927777][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.937160][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.951443][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.962889][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.971124][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.978628][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.987084][ T338] device veth0_vlan entered promiscuous mode [ 41.997373][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.006745][ T338] device veth1_macvtap entered promiscuous mode [ 42.016350][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.026660][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.052805][ T28] audit: type=1400 audit(1762516139.950:96): avc: denied { create } for pid=349 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 42.072857][ T28] audit: type=1400 audit(1762516139.950:97): avc: denied { setopt } for pid=349 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 42.092866][ T28] audit: type=1400 audit(1762516139.950:98): avc: denied { write } for pid=349 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 2025/11/07 11:49:04 executed programs: 593 2025/11/07 11:49:09 executed programs: 1262 2025/11/07 11:49:14 executed programs: 1938 2025/11/07 11:49:19 executed programs: 2609 2025/11/07 11:49:24 executed programs: 3280 2025/11/07 11:49:29 executed programs: 3950 [ 173.448667][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 173.455389][ C0] rcu: 0-...!: (9999 ticks this GP) idle=7f7c/1/0x4000000000000000 softirq=26048/26048 fqs=0 [ 173.465664][ C0] (t=10000 jiffies g=16593 q=280 ncpus=2) [ 173.471485][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g16593 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 173.483728][ C0] rcu: Possible timer handling issue on cpu=1 timer-softirq=1863 [ 173.491538][ C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g16593 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 173.503182][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 173.513158][ C0] rcu: RCU grace-period kthread stack dump: [ 173.519063][ C0] task:rcu_preempt state:I stack:28064 pid:14 ppid:2 flags:0x00004000 [ 173.528363][ C0] Call Trace: [ 173.531764][ C0] [ 173.534718][ C0] __schedule+0xb87/0x14e0 [ 173.539179][ C0] ? __sched_text_start+0x8/0x8 [ 173.544049][ C0] ? __mod_timer+0x7ae/0xb30 [ 173.549274][ C0] schedule+0xbd/0x170 [ 173.553362][ C0] schedule_timeout+0x12c/0x2e0 [ 173.558226][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 173.563695][ C0] ? __cfi_process_timeout+0x10/0x10 [ 173.569002][ C0] ? prepare_to_swait_event+0x308/0x320 [ 173.574574][ C0] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 173.579446][ C0] ? rcu_gp_init+0xf10/0xf10 [ 173.584050][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 173.589874][ C0] ? finish_swait+0x17d/0x1b0 [ 173.594571][ C0] rcu_gp_kthread+0x95/0x370 [ 173.599438][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 173.604654][ C0] ? set_cpus_allowed_ptr+0x82/0xc0 [ 173.609959][ C0] ? __kasan_check_read+0x11/0x20 [ 173.614998][ C0] ? __kthread_parkme+0x142/0x180 [ 173.620039][ C0] kthread+0x281/0x320 [ 173.624129][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 173.629430][ C0] ? __cfi_kthread+0x10/0x10 [ 173.634121][ C0] ret_from_fork+0x1f/0x30 [ 173.638565][ C0] [ 173.641590][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 173.647933][ C0] Sending NMI from CPU 0 to CPUs 1: [ 173.653158][ C1] NMI backtrace for cpu 1 [ 173.653172][ C1] CPU: 1 PID: 12924 Comm: syz-executor.0 Not tainted syzkaller #0 [ 173.653189][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 173.653201][ C1] RIP: 0010:tipc_sk_lookup+0x1b6/0x620 [ 173.653222][ C1] Code: 32 4c 8d 7a 04 4c 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 0f 85 f3 02 00 00 89 d9 81 c1 f3 be ad de 8d 94 1e f3 be ad de 89 c8 c0 0e f7 d8 89 c6 c1 c6 0b 31 c2 29 f2 31 d1 89 d6 c1 c6 19 29 [ 173.653235][ C1] RSP: 0018:ffffc900028be640 EFLAGS: 00000287 [ 173.653250][ C1] RAX: 000000009aef992e RBX: 00000000bc41da3b RCX: 000000009aef992e [ 173.653261][ C1] RDX: 00000000f7c758d5 RSI: 000000005cd7bfa7 RDI: ffff888123e6a008 [ 173.653273][ C1] RBP: ffffc900028be730 R08: 0000000000000004 R09: 0000000000000003 [ 173.653284][ C1] R10: fffff52000517cd8 R11: 1ffff92000517cd8 R12: dffffc0000000000 [ 173.653302][ C1] R13: ffff88810f0010de R14: 0000000000000100 R15: ffff888123e6a004 [ 173.653313][ C1] FS: 00007f9ead7ff6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 173.653328][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 173.653339][ C1] CR2: 00007f9ead7ded58 CR3: 000000010fbac000 CR4: 00000000003506a0 [ 173.653353][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 173.653362][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 173.653372][ C1] Call Trace: [ 173.653378][ C1] [ 173.653385][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 173.653405][ C1] ? tipc_sk_rcv+0x2cc0/0x2cc0 [ 173.653421][ C1] tipc_sk_rcv+0x419/0x2cc0 [ 173.653436][ C1] ? stack_trace_save+0x98/0xe0 [ 173.653456][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 173.653475][ C1] ? __stack_depot_save+0x445/0x480 [ 173.653498][ C1] ? kasan_set_track+0x60/0x70 [ 173.653516][ C1] ? kasan_set_track+0x4b/0x70 [ 173.653532][ C1] ? ____kasan_slab_free+0x132/0x180 [ 173.653553][ C1] ? tipc_node_xmit+0x257/0xd00 [ 173.653576][ C1] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 173.653592][ C1] ? __release_sock+0x154/0x380 [ 173.653613][ C1] ? sockopt_release_sock+0x95/0x1f0 [ 173.653630][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 173.653654][ C1] ? do_syscall_64+0x4c/0xa0 [ 173.653671][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 173.653697][ C1] tipc_node_xmit+0x257/0xd00 [ 173.653720][ C1] ? kasan_quarantine_put+0x34/0x190 [ 173.653737][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 173.653758][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 173.653778][ C1] ? __kasan_slab_free+0x11/0x20 [ 173.653796][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 173.653822][ C1] ? kfree_skbmem+0x10c/0x180 [ 173.653839][ C1] tipc_node_distr_xmit+0x292/0x390 [ 173.653863][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 173.653888][ C1] tipc_sk_rcv+0x1aa3/0x2cc0 [ 173.653909][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 173.653938][ C1] tipc_node_xmit+0x257/0xd00 [ 173.653962][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 173.653987][ C1] tipc_sk_push_backlog+0x4dd/0x790 [ 173.654005][ C1] tipc_sk_proto_rcv+0x98d/0x1580 [ 173.654023][ C1] ? tipc_sk_filter_rcv+0x2c80/0x2c80 [ 173.654039][ C1] ? unwind_get_return_address+0x4d/0x90 [ 173.654058][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 173.654080][ C1] ? arch_stack_walk+0x10/0x150 [ 173.654106][ C1] tipc_sk_filter_rcv+0x2a93/0x2c80 [ 173.654123][ C1] ? stack_trace_save+0x98/0xe0 [ 173.654143][ C1] ? __stack_depot_save+0x36/0x480 [ 173.654158][ C1] ? ____kasan_slab_free+0x132/0x180 [ 173.654177][ C1] ? __kasan_slab_free+0x11/0x20 [ 173.654195][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 173.654219][ C1] ? __kmem_cache_free+0xb7/0x1b0 [ 173.654242][ C1] ? kasan_set_track+0x60/0x70 [ 173.654259][ C1] ? kasan_set_track+0x4b/0x70 [ 173.654275][ C1] ? kasan_save_free_info+0x31/0x50 [ 173.654304][ C1] ? ____kasan_slab_free+0x132/0x180 [ 173.654323][ C1] ? __kasan_slab_free+0x11/0x20 [ 173.654341][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 173.654364][ C1] ? kmem_cache_free+0x12d/0x300 [ 173.654384][ C1] ? kfree_skbmem+0x10c/0x180 [ 173.654399][ C1] ? kfree_skb_reason+0xdc/0x230 [ 173.654414][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 173.654437][ C1] ? tipc_sk_filter_rcv+0xbf3/0x2c80 [ 173.654453][ C1] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 173.654469][ C1] ? __release_sock+0x154/0x380 [ 173.654488][ C1] ? sk_setsockopt+0x1355/0x2590 [ 173.654505][ C1] ? sock_setsockopt+0x5a/0x70 [ 173.654522][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 173.654541][ C1] ? x64_sys_call+0x124/0x9a0 [ 173.654560][ C1] ? do_syscall_64+0x4c/0xa0 [ 173.654577][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 173.654601][ C1] ? tipc_sk_publish+0x440/0x440 [ 173.654617][ C1] ? __kasan_check_write+0x14/0x20 [ 173.654632][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 173.654652][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 173.654672][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 173.654695][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 173.654722][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 173.654740][ C1] tipc_node_xmit+0x257/0xd00 [ 173.654763][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 173.654789][ C1] tipc_node_distr_xmit+0x292/0x390 [ 173.654813][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 173.654836][ C1] ? __schedule+0xb8f/0x14e0 [ 173.654854][ C1] ? plist_add+0x3e8/0x470 [ 173.654874][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 173.654892][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 173.654911][ C1] __release_sock+0x154/0x380 [ 173.654933][ C1] sockopt_release_sock+0x95/0x1f0 [ 173.654950][ C1] sk_setsockopt+0x1355/0x2590 [ 173.654968][ C1] ? __cfi_sk_setsockopt+0x10/0x10 [ 173.654986][ C1] ? selinux_socket_setsockopt+0x21c/0x300 [ 173.655013][ C1] ? memcpy+0x56/0x70 [ 173.655028][ C1] ? __fget_files+0x2d5/0x330 [ 173.655045][ C1] sock_setsockopt+0x5a/0x70 [ 173.655063][ C1] __sys_setsockopt+0x270/0x4e0 [ 173.655082][ C1] ? __cfi___sys_setsockopt+0x10/0x10 [ 173.655100][ C1] ? __this_cpu_preempt_check+0x13/0x20 [ 173.655116][ C1] ? xfd_validate_state+0x70/0x150 [ 173.655138][ C1] ? __kasan_check_write+0x14/0x20 [ 173.655152][ C1] ? fpregs_restore_userregs+0x128/0x260 [ 173.655172][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 173.655191][ C1] x64_sys_call+0x124/0x9a0 [ 173.655210][ C1] do_syscall_64+0x4c/0xa0 [ 173.655226][ C1] ? clear_bhb_loop+0x30/0x80 [ 173.655248][ C1] ? clear_bhb_loop+0x30/0x80 [ 173.655271][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 173.655298][ C1] RIP: 0033:0x7f9eadc7dca9 [ 173.655320][ 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 [ 173.655332][ C1] RSP: 002b:00007f9ead7ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 173.655348][ C1] RAX: ffffffffffffffda RBX: 00007f9eaddabf80 RCX: 00007f9eadc7dca9 [ 173.655360][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 173.655369][ C1] RBP: 00007f9eadcc947e R08: 0000000000000004 R09: 0000000000000000 [ 173.655379][ C1] R10: 0000000020000040 R11: 0000000000000246 R12: 0000000000000000 [ 173.655389][ C1] R13: 000000000000000b R14: 00007f9eaddabf80 R15: 00007ffdaa6bf638 [ 173.655403][ C1] [ 173.656178][ C0] CPU: 0 PID: 12925 Comm: syz-executor.0 Not tainted syzkaller #0 [ 174.365038][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 174.375199][ C0] RIP: 0010:kvm_wait+0xf2/0x140 [ 174.380079][ 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 40 96 13 04 fb f4 71 ff ff ff fb e9 6b ff ff ff e8 6e f7 b8 03 89 f9 80 e1 07 38 [ 174.399697][ C0] RSP: 0018:ffffc9000289f680 EFLAGS: 00000246 [ 174.405779][ C0] RAX: 0000000000000003 RBX: ffff888124863298 RCX: ffffffff84f46de2 [ 174.413792][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888124863298 [ 174.421882][ C0] RBP: ffffc9000289f710 R08: dffffc0000000000 R09: ffffed102490c654 [ 174.429880][ C0] R10: ffffed102490c654 R11: 1ffff1102490c653 R12: 1ffff1103ee00001 [ 174.437873][ C0] R13: ffff8881f7038cd4 R14: dffffc0000000000 R15: 1ffff92000513ed0 [ 174.445946][ C0] FS: 00007f9ead7de6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 174.454975][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 174.461573][ C0] CR2: 00007f9eadd015e0 CR3: 000000010fbac000 CR4: 00000000003506b0 [ 174.469649][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 174.477634][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 174.485617][ C0] Call Trace: [ 174.488989][ C0] [ 174.491941][ C0] ? __cfi_kvm_wait+0x10/0x10 [ 174.496640][ C0] ? __pv_queued_spin_lock_slowpath+0x632/0xc40 [ 174.502906][ C0] __pv_queued_spin_lock_slowpath+0x690/0xc40 [ 174.509238][ C0] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 174.515852][ C0] ? avc_has_perm+0x158/0x240 [ 174.520550][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 174.526118][ C0] _raw_spin_lock_bh+0xd8/0xe0 [ 174.530989][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 174.536464][ C0] lock_sock_nested+0x92/0x280 [ 174.541261][ C0] ? __cfi_lock_sock_nested+0x10/0x10 [ 174.546772][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 174.551745][ C0] ? _raw_spin_unlock_bh+0x50/0x60 [ 174.556879][ C0] tipc_sendstream+0x47/0x70 [ 174.561486][ C0] ? __cfi_tipc_sendstream+0x10/0x10 [ 174.566789][ C0] ____sys_sendmsg+0x5a9/0x990 [ 174.571576][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 174.576620][ C0] ? import_iovec+0x7c/0xb0 [ 174.581154][ C0] ___sys_sendmsg+0x21c/0x290 [ 174.585849][ C0] ? __sys_sendmsg+0x270/0x270 [ 174.590637][ C0] ? __fdget+0x19c/0x220 [ 174.594888][ C0] __x64_sys_sendmsg+0x1f0/0x2c0 [ 174.599840][ C0] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 174.605322][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 174.611510][ C0] x64_sys_call+0x171/0x9a0 [ 174.616070][ C0] do_syscall_64+0x4c/0xa0 [ 174.620499][ C0] ? clear_bhb_loop+0x30/0x80 [ 174.625203][ C0] ? clear_bhb_loop+0x30/0x80 [ 174.629910][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 174.635838][ C0] RIP: 0033:0x7f9eadc7dca9 [ 174.640305][ 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 [ 174.660013][ C0] RSP: 002b:00007f9ead7de0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.668442][ C0] RAX: ffffffffffffffda RBX: 00007f9eaddac050 RCX: 00007f9eadc7dca9 [ 174.676430][ C0] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 174.684424][ C0] RBP: 00007f9eadcc947e R08: 0000000000000000 R09: 0000000000000000 [ 174.692410][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 174.700419][ C0] R13: 000000000000000b R14: 00007f9eaddac050 R15: 00007ffdaa6bf638 [ 174.708420][ C0] [ 309.238159][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 226s! [syz-executor.0:12925] [ 309.247207][ C0] Modules linked in: [ 309.251209][ C0] CPU: 0 PID: 12925 Comm: syz-executor.0 Not tainted syzkaller #0 [ 309.259026][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 309.269529][ C0] RIP: 0010:kvm_wait+0xf2/0x140 [ 309.274427][ 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 40 96 13 04 fb f4 71 ff ff ff fb e9 6b ff ff ff e8 6e f7 b8 03 89 f9 80 e1 07 38 [ 309.294136][ C0] RSP: 0018:ffffc9000289f680 EFLAGS: 00000246 [ 309.300215][ C0] RAX: 0000000000000003 RBX: ffff888124863298 RCX: ffffffff84f46de2 [ 309.308196][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888124863298 [ 309.316175][ C0] RBP: ffffc9000289f710 R08: dffffc0000000000 R09: ffffed102490c654 [ 309.324155][ C0] R10: ffffed102490c654 R11: 1ffff1102490c653 R12: 1ffff1103ee00001 [ 309.332135][ C0] R13: ffff8881f7038cd4 R14: dffffc0000000000 R15: 1ffff92000513ed0 [ 309.340115][ C0] FS: 00007f9ead7de6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 309.349052][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 309.355648][ C0] CR2: 00007f9eadd015e0 CR3: 000000010fbac000 CR4: 00000000003506b0 [ 309.363632][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 309.371613][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 309.379605][ C0] Call Trace: [ 309.382920][ C0] [ 309.385878][ C0] ? __cfi_kvm_wait+0x10/0x10 [ 309.390583][ C0] ? __pv_queued_spin_lock_slowpath+0x632/0xc40 [ 309.396850][ C0] __pv_queued_spin_lock_slowpath+0x690/0xc40 [ 309.402933][ C0] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 309.409543][ C0] ? avc_has_perm+0x158/0x240 [ 309.414420][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 309.419903][ C0] _raw_spin_lock_bh+0xd8/0xe0 [ 309.424683][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 309.430154][ C0] lock_sock_nested+0x92/0x280 [ 309.434939][ C0] ? __cfi_lock_sock_nested+0x10/0x10 [ 309.440331][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 309.445454][ C0] ? _raw_spin_unlock_bh+0x50/0x60 [ 309.450576][ C0] tipc_sendstream+0x47/0x70 [ 309.455181][ C0] ? __cfi_tipc_sendstream+0x10/0x10 [ 309.460473][ C0] ____sys_sendmsg+0x5a9/0x990 [ 309.465424][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 309.470461][ C0] ? import_iovec+0x7c/0xb0 [ 309.474979][ C0] ___sys_sendmsg+0x21c/0x290 [ 309.479676][ C0] ? __sys_sendmsg+0x270/0x270 [ 309.484480][ C0] ? __fdget+0x19c/0x220 [ 309.488730][ C0] __x64_sys_sendmsg+0x1f0/0x2c0 [ 309.493693][ C0] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 309.499181][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 309.505273][ C0] x64_sys_call+0x171/0x9a0 [ 309.509821][ C0] do_syscall_64+0x4c/0xa0 [ 309.514741][ C0] ? clear_bhb_loop+0x30/0x80 [ 309.519537][ C0] ? clear_bhb_loop+0x30/0x80 [ 309.524235][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 309.530146][ C0] RIP: 0033:0x7f9eadc7dca9 [ 309.534869][ 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 [ 309.554492][ C0] RSP: 002b:00007f9ead7de0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 309.562930][ C0] RAX: ffffffffffffffda RBX: 00007f9eaddac050 RCX: 00007f9eadc7dca9 [ 309.570999][ C0] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 309.578994][ C0] RBP: 00007f9eadcc947e R08: 0000000000000000 R09: 0000000000000000 [ 309.587197][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 309.595185][ C0] R13: 000000000000000b R14: 00007f9eaddac050 R15: 00007ffdaa6bf638 [ 309.603178][ C0] [ 309.606218][ C0] Sending NMI from CPU 0 to CPUs 1: [ 309.611440][ C1] NMI backtrace for cpu 1 [ 309.611454][ C1] CPU: 1 PID: 12924 Comm: syz-executor.0 Not tainted syzkaller #0 [ 309.611470][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 309.611479][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 309.611514][ C1] Code: 89 fb e8 23 00 00 00 48 8b 3d 7c 56 02 06 48 89 de e8 b4 ba 43 00 5b 5d c3 00 90 90 90 90 90 90 90 90 90 90 90 b8 0c 67 40 a5 <55> 48 89 e5 48 8b 45 08 65 48 8b 0d b0 4d 92 7e 65 8b 15 b1 4d 92 [ 309.611532][ C1] RSP: 0018:ffffc900028be738 EFLAGS: 00000246 [ 309.611547][ C1] RAX: ffffffff84cd42c9 RBX: 0000000000000000 RCX: 0000000000000000 [ 309.611558][ C1] RDX: ffff888115d76540 RSI: 0000000000000000 RDI: 0000000000000000 [ 309.611568][ C1] RBP: ffffc900028be9d0 R08: dffffc0000000000 R09: ffffed102490c654 [ 309.611581][ C1] R10: ffffed102490c654 R11: 1ffff1102490c653 R12: ffff888124863200 [ 309.611593][ C1] R13: dffffc0000000000 R14: ffffc900028bebc0 R15: 000000005cd7bfa7 [ 309.611605][ C1] FS: 00007f9ead7ff6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 309.611619][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 309.611631][ C1] CR2: 00007f9ead7ded58 CR3: 000000010fbac000 CR4: 00000000003506a0 [ 309.611645][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 309.611654][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 309.611664][ C1] Call Trace: [ 309.611669][ C1] [ 309.611674][ C1] ? tipc_sk_rcv+0x1d3f/0x2cc0 [ 309.611692][ C1] ? stack_trace_save+0x98/0xe0 [ 309.611712][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 309.611732][ C1] ? __stack_depot_save+0x445/0x480 [ 309.611750][ C1] ? kasan_set_track+0x60/0x70 [ 309.611767][ C1] ? kasan_set_track+0x4b/0x70 [ 309.611785][ C1] ? ____kasan_slab_free+0x132/0x180 [ 309.611805][ C1] ? tipc_node_xmit+0x257/0xd00 [ 309.611827][ C1] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 309.611844][ C1] ? __release_sock+0x154/0x380 [ 309.611865][ C1] ? sockopt_release_sock+0x95/0x1f0 [ 309.611882][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 309.611906][ C1] ? do_syscall_64+0x4c/0xa0 [ 309.611923][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 309.611949][ C1] tipc_node_xmit+0x257/0xd00 [ 309.611972][ C1] ? kasan_quarantine_put+0x34/0x190 [ 309.611989][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 309.612010][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 309.612030][ C1] ? __kasan_slab_free+0x11/0x20 [ 309.612048][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 309.612074][ C1] ? kfree_skbmem+0x10c/0x180 [ 309.612091][ C1] tipc_node_distr_xmit+0x292/0x390 [ 309.612115][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 309.612140][ C1] tipc_sk_rcv+0x1aa3/0x2cc0 [ 309.612161][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 309.612189][ C1] tipc_node_xmit+0x257/0xd00 [ 309.612213][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 309.612238][ C1] tipc_sk_push_backlog+0x4dd/0x790 [ 309.612255][ C1] tipc_sk_proto_rcv+0x98d/0x1580 [ 309.612274][ C1] ? tipc_sk_filter_rcv+0x2c80/0x2c80 [ 309.612290][ C1] ? unwind_get_return_address+0x4d/0x90 [ 309.612309][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 309.612331][ C1] ? arch_stack_walk+0x10/0x150 [ 309.612358][ C1] tipc_sk_filter_rcv+0x2a93/0x2c80 [ 309.612374][ C1] ? stack_trace_save+0x98/0xe0 [ 309.612396][ C1] ? __stack_depot_save+0x36/0x480 [ 309.612411][ C1] ? ____kasan_slab_free+0x132/0x180 [ 309.612430][ C1] ? __kasan_slab_free+0x11/0x20 [ 309.612448][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 309.612472][ C1] ? __kmem_cache_free+0xb7/0x1b0 [ 309.612494][ C1] ? kasan_set_track+0x60/0x70 [ 309.612511][ C1] ? kasan_set_track+0x4b/0x70 [ 309.612533][ C1] ? kasan_save_free_info+0x31/0x50 [ 309.612557][ C1] ? ____kasan_slab_free+0x132/0x180 [ 309.612575][ C1] ? __kasan_slab_free+0x11/0x20 [ 309.612593][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 309.612617][ C1] ? kmem_cache_free+0x12d/0x300 [ 309.612637][ C1] ? kfree_skbmem+0x10c/0x180 [ 309.612652][ C1] ? kfree_skb_reason+0xdc/0x230 [ 309.612667][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 309.612689][ C1] ? tipc_sk_filter_rcv+0xbf3/0x2c80 [ 309.612705][ C1] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 309.612721][ C1] ? __release_sock+0x154/0x380 [ 309.612741][ C1] ? sk_setsockopt+0x1355/0x2590 [ 309.612757][ C1] ? sock_setsockopt+0x5a/0x70 [ 309.612773][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 309.612793][ C1] ? x64_sys_call+0x124/0x9a0 [ 309.612812][ C1] ? do_syscall_64+0x4c/0xa0 [ 309.612828][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 309.612852][ C1] ? tipc_sk_publish+0x440/0x440 [ 309.612869][ C1] ? __kasan_check_write+0x14/0x20 [ 309.612883][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 309.612903][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 309.612923][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 309.612947][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 309.612974][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 309.612991][ C1] tipc_node_xmit+0x257/0xd00 [ 309.613014][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 309.613040][ C1] tipc_node_distr_xmit+0x292/0x390 [ 309.613064][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 309.613087][ C1] ? __schedule+0xb8f/0x14e0 [ 309.613105][ C1] ? plist_add+0x3e8/0x470 [ 309.613125][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 309.613142][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 309.613161][ C1] __release_sock+0x154/0x380 [ 309.613183][ C1] sockopt_release_sock+0x95/0x1f0 [ 309.613201][ C1] sk_setsockopt+0x1355/0x2590 [ 309.613218][ C1] ? __cfi_sk_setsockopt+0x10/0x10 [ 309.613236][ C1] ? selinux_socket_setsockopt+0x21c/0x300 [ 309.613263][ C1] ? memcpy+0x56/0x70 [ 309.613278][ C1] ? __fget_files+0x2d5/0x330 [ 309.613295][ C1] sock_setsockopt+0x5a/0x70 [ 309.613312][ C1] __sys_setsockopt+0x270/0x4e0 [ 309.613331][ C1] ? __cfi___sys_setsockopt+0x10/0x10 [ 309.613349][ C1] ? __this_cpu_preempt_check+0x13/0x20 [ 309.613364][ C1] ? xfd_validate_state+0x70/0x150 [ 309.613387][ C1] ? __kasan_check_write+0x14/0x20 [ 309.613401][ C1] ? fpregs_restore_userregs+0x128/0x260 [ 309.613420][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 309.613439][ C1] x64_sys_call+0x124/0x9a0 [ 309.613458][ C1] do_syscall_64+0x4c/0xa0 [ 309.613475][ C1] ? clear_bhb_loop+0x30/0x80 [ 309.613496][ C1] ? clear_bhb_loop+0x30/0x80 [ 309.613519][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 309.613548][ C1] RIP: 0033:0x7f9eadc7dca9 [ 309.613561][ 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 [ 309.613574][ C1] RSP: 002b:00007f9ead7ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 309.613589][ C1] RAX: ffffffffffffffda RBX: 00007f9eaddabf80 RCX: 00007f9eadc7dca9 [ 309.613601][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 309.613611][ C1] RBP: 00007f9eadcc947e R08: 0000000000000004 R09: 0000000000000000 [ 309.613620][ C1] R10: 0000000020000040 R11: 0000000000000246 R12: 0000000000000000 [ 309.613630][ C1] R13: 000000000000000b R14: 00007f9eaddabf80 R15: 00007ffdaa6bf638 [ 309.613644][ C1]