Warning: Permanently added '10.128.1.128' (ED25519) to the list of known hosts. 2025/11/23 07:27:19 ignoring optional flag "type"="gce" 2025/11/23 07:27:19 parsed 1 programs [ 31.265616][ T28] kauditd_printk_skb: 18 callbacks suppressed [ 31.265630][ T28] audit: type=1400 audit(1763882839.447:92): 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" 2025/11/23 07:27:19 executed programs: 0 [ 31.351430][ T332] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 31.398511][ T338] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.405603][ T338] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.412892][ T338] device bridge_slave_0 entered promiscuous mode [ 31.419790][ T338] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.426912][ T338] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.434179][ T338] device bridge_slave_1 entered promiscuous mode [ 31.471939][ T338] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.479003][ T338] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.486310][ T338] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.493325][ T338] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.509352][ T310] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.516640][ T310] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.523961][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 31.531609][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 31.540296][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 31.548614][ T310] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.555639][ T310] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.564109][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 31.572475][ T310] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.579542][ T310] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.590698][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 31.600459][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 31.613344][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 31.624343][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 31.632521][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 31.640235][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 31.648490][ T338] device veth0_vlan entered promiscuous mode [ 31.658054][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 31.667192][ T338] device veth1_macvtap entered promiscuous mode [ 31.676153][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 31.686314][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 31.705201][ T28] audit: type=1400 audit(1763882839.887:93): 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 [ 31.725342][ T28] audit: type=1400 audit(1763882839.897:94): 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 [ 31.745694][ T28] audit: type=1400 audit(1763882839.897:95): 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 [ 133.225092][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 133.231807][ C0] rcu: 0-...!: (10000 ticks this GP) idle=f564/1/0x4000000000000000 softirq=3506/3506 fqs=0 [ 133.242046][ C0] (t=10000 jiffies g=1557 q=244 ncpus=2) [ 133.247767][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g1557 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 133.260036][ C0] rcu: Possible timer handling issue on cpu=0 timer-softirq=666 [ 133.267736][ C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g1557 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 133.279065][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 133.289381][ C0] rcu: RCU grace-period kthread stack dump: [ 133.295361][ C0] task:rcu_preempt state:I stack:28528 pid:14 ppid:2 flags:0x00004000 [ 133.305107][ C0] Call Trace: [ 133.308667][ C0] [ 133.311651][ C0] __schedule+0xb87/0x14e0 [ 133.316108][ C0] ? __sched_text_start+0x8/0x8 [ 133.321029][ C0] ? __mod_timer+0x7ae/0xb30 [ 133.325653][ C0] schedule+0xbd/0x170 [ 133.329763][ C0] schedule_timeout+0x12c/0x2e0 [ 133.334879][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 133.340336][ C0] ? __cfi_process_timeout+0x10/0x10 [ 133.345991][ C0] ? prepare_to_swait_event+0x308/0x320 [ 133.351747][ C0] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 133.356704][ C0] ? rcu_gp_init+0xf10/0xf10 [ 133.361564][ C0] rcu_gp_kthread+0x95/0x370 [ 133.366150][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 133.371554][ C0] ? __kasan_check_read+0x11/0x20 [ 133.376675][ C0] ? __kthread_parkme+0x142/0x180 [ 133.381749][ C0] kthread+0x281/0x320 [ 133.386013][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 133.391210][ C0] ? __cfi_kthread+0x10/0x10 [ 133.395798][ C0] ret_from_fork+0x1f/0x30 [ 133.400319][ C0] [ 133.403439][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 133.409837][ C0] CPU: 0 PID: 924 Comm: syz-executor.0 Not tainted syzkaller #0 [ 133.417530][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 133.427594][ C0] RIP: 0010:tipc_sk_lookup+0x10e/0x620 [ 133.433162][ C0] Code: 49 8b 1e e8 e4 5f 8f fc e8 7f 5f 8f fc 48 8d bb c8 10 00 00 48 89 f8 48 c1 e8 03 49 be 00 00 00 00 00 fc ff df 42 80 3c 30 00 <74> 05 e8 0b 26 e7 fc 48 8b 93 c8 10 00 00 4c 8d ab de 10 00 00 8b [ 133.453381][ C0] RSP: 0018:ffffc90002606640 EFLAGS: 00000246 [ 133.459707][ C0] RAX: 1ffff110224c1219 RBX: ffff888112608000 RCX: dffffc0000000000 [ 133.468198][ C0] RDX: 0000000000000000 RSI: 000000001622ecf4 RDI: ffff8881126090c8 [ 133.476247][ C0] RBP: ffffc90002606730 R08: 0000000000000004 R09: 0000000000000003 [ 133.484228][ C0] R10: fffff520004c0cd8 R11: 1ffff920004c0cd8 R12: ffff888112032300 [ 133.492285][ C0] R13: dffffc0000000000 R14: dffffc0000000000 R15: dffffc0000000000 [ 133.500248][ C0] FS: 00007f2c5ab9e6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 133.509430][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 133.516189][ C0] CR2: 000000c001248000 CR3: 00000001145dc000 CR4: 00000000003506b0 [ 133.524238][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 133.532202][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 133.540176][ C0] Call Trace: [ 133.543636][ C0] [ 133.546562][ C0] ? __kasan_check_write+0x14/0x20 [ 133.551654][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 133.556578][ C0] ? tipc_sk_rcv+0x2cc0/0x2cc0 [ 133.561334][ C0] tipc_sk_rcv+0x419/0x2cc0 [ 133.565819][ C0] ? stack_trace_save+0x98/0xe0 [ 133.570665][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 133.576457][ C0] ? __stack_depot_save+0x445/0x480 [ 133.581640][ C0] ? kasan_set_track+0x60/0x70 [ 133.586460][ C0] ? kasan_set_track+0x4b/0x70 [ 133.591245][ C0] ? ____kasan_slab_free+0x132/0x180 [ 133.596532][ C0] ? tipc_node_xmit+0x257/0xd00 [ 133.601454][ C0] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 133.606804][ C0] ? __release_sock+0x154/0x380 [ 133.611739][ C0] ? sockopt_release_sock+0x95/0x1f0 [ 133.617101][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 133.622034][ C0] ? do_syscall_64+0x4c/0xa0 [ 133.626699][ C0] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 133.632839][ C0] tipc_node_xmit+0x257/0xd00 [ 133.637607][ C0] ? kasan_quarantine_put+0x34/0x190 [ 133.642966][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 133.648213][ C0] ? ____kasan_slab_free+0x13d/0x180 [ 133.653611][ C0] ? __kasan_slab_free+0x11/0x20 [ 133.658569][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 133.664181][ C0] ? kfree_skbmem+0x10c/0x180 [ 133.668861][ C0] tipc_node_distr_xmit+0x292/0x390 [ 133.674160][ C0] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 133.679959][ C0] tipc_sk_rcv+0x1aa3/0x2cc0 [ 133.684550][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 133.689486][ C0] tipc_node_xmit+0x257/0xd00 [ 133.694174][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 133.699407][ C0] tipc_sk_push_backlog+0x4dd/0x790 [ 133.704606][ C0] tipc_sk_proto_rcv+0x98d/0x1580 [ 133.709637][ C0] ? tipc_sk_filter_rcv+0x2c80/0x2c80 [ 133.715172][ C0] ? unwind_get_return_address+0x4d/0x90 [ 133.720815][ C0] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 133.726988][ C0] ? arch_stack_walk+0x10/0x150 [ 133.731958][ C0] tipc_sk_filter_rcv+0x2a93/0x2c80 [ 133.737482][ C0] ? stack_trace_save+0x98/0xe0 [ 133.742421][ C0] ? __stack_depot_save+0x36/0x480 [ 133.747666][ C0] ? ____kasan_slab_free+0x132/0x180 [ 133.753029][ C0] ? __kasan_slab_free+0x11/0x20 [ 133.757948][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 133.763584][ C0] ? __kmem_cache_free+0xb7/0x1b0 [ 133.768776][ C0] ? kasan_set_track+0x60/0x70 [ 133.773529][ C0] ? kasan_set_track+0x4b/0x70 [ 133.778276][ C0] ? kasan_save_free_info+0x31/0x50 [ 133.783465][ C0] ? ____kasan_slab_free+0x132/0x180 [ 133.788763][ C0] ? __kasan_slab_free+0x11/0x20 [ 133.793784][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 133.799314][ C0] ? kmem_cache_free+0x12d/0x300 [ 133.804228][ C0] ? kfree_skbmem+0x10c/0x180 [ 133.809142][ C0] ? kfree_skb_reason+0xdc/0x230 [ 133.814149][ C0] ? tipc_msg_reverse+0x6db/0x940 [ 133.819333][ C0] ? tipc_sk_filter_rcv+0xbf3/0x2c80 [ 133.824655][ C0] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 133.829984][ C0] ? __release_sock+0x154/0x380 [ 133.834833][ C0] ? sk_setsockopt+0x1355/0x2590 [ 133.839850][ C0] ? sock_setsockopt+0x5a/0x70 [ 133.844599][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 133.849956][ C0] ? x64_sys_call+0x124/0x9a0 [ 133.854629][ C0] ? do_syscall_64+0x4c/0xa0 [ 133.859375][ C0] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 133.865529][ C0] ? tipc_sk_publish+0x440/0x440 [ 133.870562][ C0] ? __kasan_check_write+0x14/0x20 [ 133.875762][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 133.880736][ C0] tipc_sk_rcv+0x7d9/0x2cc0 [ 133.885333][ C0] ? tipc_msg_reverse+0x6db/0x940 [ 133.890368][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 133.895287][ C0] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 133.900647][ C0] tipc_node_xmit+0x257/0xd00 [ 133.905403][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 133.910725][ C0] tipc_node_distr_xmit+0x292/0x390 [ 133.916005][ C0] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 133.921821][ C0] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 133.927111][ C0] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 133.932729][ C0] __release_sock+0x154/0x380 [ 133.937403][ C0] sockopt_release_sock+0x95/0x1f0 [ 133.942588][ C0] sk_setsockopt+0x1355/0x2590 [ 133.947416][ C0] ? __cfi_sk_setsockopt+0x10/0x10 [ 133.952595][ C0] ? selinux_socket_setsockopt+0x21c/0x300 [ 133.958391][ C0] ? __fget_files+0x2d5/0x330 [ 133.963157][ C0] sock_setsockopt+0x5a/0x70 [ 133.967730][ C0] __sys_setsockopt+0x270/0x4e0 [ 133.972619][ C0] ? __cfi___sys_setsockopt+0x10/0x10 [ 133.977986][ C0] ? xfd_validate_state+0x70/0x150 [ 133.983177][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 133.988185][ C0] x64_sys_call+0x124/0x9a0 [ 133.992674][ C0] do_syscall_64+0x4c/0xa0 [ 133.997070][ C0] ? clear_bhb_loop+0x30/0x80 [ 134.001762][ C0] ? clear_bhb_loop+0x30/0x80 [ 134.006430][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 134.012335][ C0] RIP: 0033:0x7f2c59e7dda9 [ 134.016752][ 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 [ 134.036605][ C0] RSP: 002b:00007f2c5ab9e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 134.045280][ C0] RAX: ffffffffffffffda RBX: 00007f2c59fac050 RCX: 00007f2c59e7dda9 [ 134.053325][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 134.061268][ C0] RBP: 00007f2c59eca47a R08: 0000000000000004 R09: 0000000000000000 [ 134.069212][ C0] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 134.077342][ C0] R13: 000000000000000b R14: 00007f2c59fac050 R15: 00007ffd928a7f58 [ 134.085394][ C0] [ 134.088477][ C0] CPU: 0 PID: 924 Comm: syz-executor.0 Not tainted syzkaller #0 [ 134.096085][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 134.106227][ C0] RIP: 0010:tipc_sk_lookup+0x10e/0x620 [ 134.111741][ C0] Code: 49 8b 1e e8 e4 5f 8f fc e8 7f 5f 8f fc 48 8d bb c8 10 00 00 48 89 f8 48 c1 e8 03 49 be 00 00 00 00 00 fc ff df 42 80 3c 30 00 <74> 05 e8 0b 26 e7 fc 48 8b 93 c8 10 00 00 4c 8d ab de 10 00 00 8b [ 134.131337][ C0] RSP: 0018:ffffc90002606640 EFLAGS: 00000246 [ 134.137391][ C0] RAX: 1ffff110224c1219 RBX: ffff888112608000 RCX: dffffc0000000000 [ 134.145443][ C0] RDX: 0000000000000000 RSI: 000000001622ecf4 RDI: ffff8881126090c8 [ 134.153505][ C0] RBP: ffffc90002606730 R08: 0000000000000004 R09: 0000000000000003 [ 134.161507][ C0] R10: fffff520004c0cd8 R11: 1ffff920004c0cd8 R12: ffff888112032300 [ 134.169482][ C0] R13: dffffc0000000000 R14: dffffc0000000000 R15: dffffc0000000000 [ 134.177552][ C0] FS: 00007f2c5ab9e6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 134.186635][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 134.194449][ C0] CR2: 000000c001248000 CR3: 00000001145dc000 CR4: 00000000003506b0 [ 134.202617][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 134.210688][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 134.218844][ C0] Call Trace: [ 134.222123][ C0] [ 134.225124][ C0] ? __kasan_check_write+0x14/0x20 [ 134.230231][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 134.235155][ C0] ? tipc_sk_rcv+0x2cc0/0x2cc0 [ 134.239902][ C0] tipc_sk_rcv+0x419/0x2cc0 [ 134.244386][ C0] ? stack_trace_save+0x98/0xe0 [ 134.249269][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 134.255071][ C0] ? __stack_depot_save+0x445/0x480 [ 134.260375][ C0] ? kasan_set_track+0x60/0x70 [ 134.265230][ C0] ? kasan_set_track+0x4b/0x70 [ 134.269982][ C0] ? ____kasan_slab_free+0x132/0x180 [ 134.275258][ C0] ? tipc_node_xmit+0x257/0xd00 [ 134.280213][ C0] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 134.285486][ C0] ? __release_sock+0x154/0x380 [ 134.290502][ C0] ? sockopt_release_sock+0x95/0x1f0 [ 134.296053][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 134.301170][ C0] ? do_syscall_64+0x4c/0xa0 [ 134.305799][ C0] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 134.312175][ C0] tipc_node_xmit+0x257/0xd00 [ 134.316957][ C0] ? kasan_quarantine_put+0x34/0x190 [ 134.322849][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 134.328459][ C0] ? ____kasan_slab_free+0x13d/0x180 [ 134.333888][ C0] ? __kasan_slab_free+0x11/0x20 [ 134.339181][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 134.344737][ C0] ? kfree_skbmem+0x10c/0x180 [ 134.349427][ C0] tipc_node_distr_xmit+0x292/0x390 [ 134.354834][ C0] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 134.360697][ C0] tipc_sk_rcv+0x1aa3/0x2cc0 [ 134.365796][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 134.370780][ C0] tipc_node_xmit+0x257/0xd00 [ 134.375466][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 134.380733][ C0] tipc_sk_push_backlog+0x4dd/0x790 [ 134.385938][ C0] tipc_sk_proto_rcv+0x98d/0x1580 [ 134.391048][ C0] ? tipc_sk_filter_rcv+0x2c80/0x2c80 [ 134.396403][ C0] ? unwind_get_return_address+0x4d/0x90 [ 134.402044][ C0] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 134.408208][ C0] ? arch_stack_walk+0x10/0x150 [ 134.413057][ C0] tipc_sk_filter_rcv+0x2a93/0x2c80 [ 134.418260][ C0] ? stack_trace_save+0x98/0xe0 [ 134.423215][ C0] ? __stack_depot_save+0x36/0x480 [ 134.428430][ C0] ? ____kasan_slab_free+0x132/0x180 [ 134.433731][ C0] ? __kasan_slab_free+0x11/0x20 [ 134.438914][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 134.444471][ C0] ? __kmem_cache_free+0xb7/0x1b0 [ 134.449610][ C0] ? kasan_set_track+0x60/0x70 [ 134.454365][ C0] ? kasan_set_track+0x4b/0x70 [ 134.459328][ C0] ? kasan_save_free_info+0x31/0x50 [ 134.464536][ C0] ? ____kasan_slab_free+0x132/0x180 [ 134.469930][ C0] ? __kasan_slab_free+0x11/0x20 [ 134.474951][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 134.480566][ C0] ? kmem_cache_free+0x12d/0x300 [ 134.485582][ C0] ? kfree_skbmem+0x10c/0x180 [ 134.490396][ C0] ? kfree_skb_reason+0xdc/0x230 [ 134.495971][ C0] ? tipc_msg_reverse+0x6db/0x940 [ 134.501521][ C0] ? tipc_sk_filter_rcv+0xbf3/0x2c80 [ 134.506973][ C0] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 134.512338][ C0] ? __release_sock+0x154/0x380 [ 134.517178][ C0] ? sk_setsockopt+0x1355/0x2590 [ 134.522100][ C0] ? sock_setsockopt+0x5a/0x70 [ 134.526855][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 134.532032][ C0] ? x64_sys_call+0x124/0x9a0 [ 134.536698][ C0] ? do_syscall_64+0x4c/0xa0 [ 134.541266][ C0] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 134.547315][ C0] ? tipc_sk_publish+0x440/0x440 [ 134.552236][ C0] ? __kasan_check_write+0x14/0x20 [ 134.557419][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 134.562539][ C0] tipc_sk_rcv+0x7d9/0x2cc0 [ 134.567021][ C0] ? tipc_msg_reverse+0x6db/0x940 [ 134.572123][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 134.577137][ C0] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 134.582920][ C0] tipc_node_xmit+0x257/0xd00 [ 134.587674][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 134.592935][ C0] tipc_node_distr_xmit+0x292/0x390 [ 134.598130][ C0] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 134.603958][ C0] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 134.609106][ C0] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 134.615020][ C0] __release_sock+0x154/0x380 [ 134.619748][ C0] sockopt_release_sock+0x95/0x1f0 [ 134.625066][ C0] sk_setsockopt+0x1355/0x2590 [ 134.629842][ C0] ? __cfi_sk_setsockopt+0x10/0x10 [ 134.635050][ C0] ? selinux_socket_setsockopt+0x21c/0x300 [ 134.640882][ C0] ? __fget_files+0x2d5/0x330 [ 134.645629][ C0] sock_setsockopt+0x5a/0x70 [ 134.650307][ C0] __sys_setsockopt+0x270/0x4e0 [ 134.655173][ C0] ? __cfi___sys_setsockopt+0x10/0x10 [ 134.660844][ C0] ? xfd_validate_state+0x70/0x150 [ 134.665948][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 134.670986][ C0] x64_sys_call+0x124/0x9a0 [ 134.675568][ C0] do_syscall_64+0x4c/0xa0 [ 134.679996][ C0] ? clear_bhb_loop+0x30/0x80 [ 134.684670][ C0] ? clear_bhb_loop+0x30/0x80 [ 134.689327][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 134.695285][ C0] RIP: 0033:0x7f2c59e7dda9 [ 134.699679][ 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 [ 134.720219][ C0] RSP: 002b:00007f2c5ab9e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 134.728802][ C0] RAX: ffffffffffffffda RBX: 00007f2c59fac050 RCX: 00007f2c59e7dda9 [ 134.736944][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 134.745162][ C0] RBP: 00007f2c59eca47a R08: 0000000000000004 R09: 0000000000000000 [ 134.753172][ C0] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 134.761264][ C0] R13: 000000000000000b R14: 00007f2c59fac050 R15: 00007ffd928a7f58 [ 134.769239][ C0] [ 177.412533][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 144s! [syz-executor.0:922] [ 177.421188][ C1] Modules linked in: [ 177.425597][ C1] CPU: 1 PID: 922 Comm: syz-executor.0 Not tainted syzkaller #0 [ 177.433519][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 177.444525][ C1] RIP: 0010:kvm_wait+0xf2/0x140 [ 177.449595][ C1] 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 [ 177.471067][ C1] RSP: 0018:ffffc900025cf8a0 EFLAGS: 00000246 [ 177.477243][ C1] RAX: 0000000000000003 RBX: ffff8881254fa398 RCX: ffffffff84f46de2 [ 177.485223][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881254fa398 [ 177.493185][ C1] RBP: ffffc900025cf930 R08: dffffc0000000000 R09: ffffed1024a9f474 [ 177.501156][ C1] R10: ffffed1024a9f474 R11: 1ffff11024a9f473 R12: 1ffff1103ee20001 [ 177.509753][ C1] R13: ffff8881f7138cd4 R14: dffffc0000000000 R15: 1ffff920004b9f14 [ 177.517843][ C1] FS: 00005555854b4480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 177.527216][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 177.533909][ C1] CR2: 00007f2c5ab9ed58 CR3: 00000001145dc000 CR4: 00000000003506a0 [ 177.542013][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 177.550092][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 177.558065][ C1] Call Trace: [ 177.561350][ C1] [ 177.564296][ C1] ? __cfi_kvm_wait+0x10/0x10 [ 177.568976][ C1] ? __pv_queued_spin_lock_slowpath+0x632/0xc40 [ 177.575224][ C1] __pv_queued_spin_lock_slowpath+0x690/0xc40 [ 177.581376][ C1] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 177.587987][ C1] queued_spin_lock_slowpath+0x47/0x50 [ 177.593639][ C1] _raw_spin_lock_bh+0xd8/0xe0 [ 177.598402][ C1] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 177.603855][ C1] ? __stack_depot_save+0x36/0x480 [ 177.609308][ C1] ? tick_program_event+0xa3/0x120 [ 177.614649][ C1] lock_sock_nested+0x92/0x280 [ 177.619712][ C1] ? kasan_record_aux_stack+0xe/0x10 [ 177.625279][ C1] ? fput+0xe1/0x1a0 [ 177.629292][ C1] ? __cfi_lock_sock_nested+0x10/0x10 [ 177.634684][ C1] ? do_syscall_64+0x4c/0xa0 [ 177.639478][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 177.645757][ C1] ? __cfi_locks_remove_file+0x10/0x10 [ 177.651344][ C1] tipc_release+0xb2/0x1650 [ 177.655938][ C1] ? rwsem_write_trylock+0x130/0x300 [ 177.661221][ C1] ? __cfi_tipc_release+0x10/0x10 [ 177.666326][ C1] sock_close+0xf1/0x290 [ 177.670672][ C1] ? __cfi_sock_close+0x10/0x10 [ 177.675562][ C1] __fput+0x1fc/0x8f0 [ 177.679565][ C1] ____fput+0x15/0x20 [ 177.683537][ C1] task_work_run+0x1db/0x240 [ 177.688253][ C1] ? __cfi_task_work_run+0x10/0x10 [ 177.693462][ C1] ? filp_close+0x111/0x160 [ 177.698003][ C1] exit_to_user_mode_loop+0x9b/0xb0 [ 177.703243][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 177.708692][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 177.714501][ C1] do_syscall_64+0x58/0xa0 [ 177.719118][ C1] ? clear_bhb_loop+0x30/0x80 [ 177.723807][ C1] ? clear_bhb_loop+0x30/0x80 [ 177.728670][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 177.734573][ C1] RIP: 0033:0x7f2c59e7cc9a [ 177.738989][ C1] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24 [ 177.758681][ C1] RSP: 002b:00007ffd928a8020 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 177.767363][ C1] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f2c59e7cc9a [ 177.775424][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 177.783445][ C1] RBP: 00007f2c59fad980 R08: 0000001b30d60000 R09: 000194c361985266 [ 177.791507][ C1] R10: 0000001285e70d98 R11: 0000000000000293 R12: 00000000000084f1 [ 177.799484][ C1] R13: ffffffffffffffff R14: 00007f2c59a00000 R15: 00000000000081b0 [ 177.807450][ C1] [ 177.810653][ C1] Sending NMI from CPU 1 to CPUs 0: [ 177.815857][ C0] NMI backtrace for cpu 0 [ 177.815867][ C0] CPU: 0 PID: 924 Comm: syz-executor.0 Not tainted syzkaller #0 [ 177.815881][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 177.815888][ C0] RIP: 0010:__sanitizer_cov_trace_const_cmp2+0x1/0x90 [ 177.815917][ C0] Code: 10 48 89 74 11 18 48 89 44 11 20 5d c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 b8 99 05 e2 1f 55 <48> 89 e5 48 8b 45 08 65 48 8b 15 c0 46 92 7e 65 8b 0d c1 46 92 7e [ 177.815928][ C0] RSP: 0018:ffffc90002606630 EFLAGS: 00000246 [ 177.815941][ C0] RAX: ffff8881126090da RBX: ffff8881126022c8 RCX: ffff88811fde2880 [ 177.815952][ C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000004 [ 177.815960][ C0] RBP: ffffc90002606730 R08: 0000000000000004 R09: 0000000000000003 [ 177.815969][ C0] R10: fffff520004c0cd8 R11: 1ffff920004c0cd8 R12: ffff8881254fa6f0 [ 177.815979][ C0] R13: ffff8881126090de R14: dffffc0000000000 R15: 0000000000000000 [ 177.815989][ C0] FS: 00007f2c5ab9e6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 177.816002][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 177.816011][ C0] CR2: 000000c001248000 CR3: 00000001145dc000 CR4: 00000000003506b0 [ 177.816024][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 177.816032][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 177.816040][ C0] Call Trace: [ 177.816045][ C0] [ 177.816051][ C0] ? tipc_sk_lookup+0x2b4/0x620 [ 177.816067][ C0] ? tipc_sk_rcv+0x2cc0/0x2cc0 [ 177.816080][ C0] tipc_sk_rcv+0x419/0x2cc0 [ 177.816092][ C0] ? stack_trace_save+0x98/0xe0 [ 177.816109][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 177.816126][ C0] ? __stack_depot_save+0x445/0x480 [ 177.816142][ C0] ? kasan_set_track+0x60/0x70 [ 177.816156][ C0] ? kasan_set_track+0x4b/0x70 [ 177.816170][ C0] ? ____kasan_slab_free+0x132/0x180 [ 177.816185][ C0] ? tipc_node_xmit+0x257/0xd00 [ 177.816203][ C0] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 177.816216][ C0] ? __release_sock+0x154/0x380 [ 177.816233][ C0] ? sockopt_release_sock+0x95/0x1f0 [ 177.816247][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 177.816258][ C0] ? do_syscall_64+0x4c/0xa0 [ 177.816273][ C0] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 177.816293][ C0] tipc_node_xmit+0x257/0xd00 [ 177.816310][ C0] ? kasan_quarantine_put+0x34/0x190 [ 177.816325][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 177.816341][ C0] ? ____kasan_slab_free+0x13d/0x180 [ 177.816356][ C0] ? __kasan_slab_free+0x11/0x20 [ 177.816370][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 177.816390][ C0] ? kfree_skbmem+0x10c/0x180 [ 177.816409][ C0] tipc_node_distr_xmit+0x292/0x390 [ 177.816428][ C0] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 177.816447][ C0] tipc_sk_rcv+0x1aa3/0x2cc0 [ 177.816464][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 177.816478][ C0] tipc_node_xmit+0x257/0xd00 [ 177.816496][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 177.816518][ C0] tipc_sk_push_backlog+0x4dd/0x790 [ 177.816532][ C0] tipc_sk_proto_rcv+0x98d/0x1580 [ 177.816547][ C0] ? tipc_sk_filter_rcv+0x2c80/0x2c80 [ 177.816561][ C0] ? unwind_get_return_address+0x4d/0x90 [ 177.816576][ C0] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 177.816593][ C0] ? arch_stack_walk+0x10/0x150 [ 177.816614][ C0] tipc_sk_filter_rcv+0x2a93/0x2c80 [ 177.816627][ C0] ? stack_trace_save+0x98/0xe0 [ 177.816642][ C0] ? __stack_depot_save+0x36/0x480 [ 177.816655][ C0] ? ____kasan_slab_free+0x132/0x180 [ 177.816669][ C0] ? __kasan_slab_free+0x11/0x20 [ 177.816683][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 177.816701][ C0] ? __kmem_cache_free+0xb7/0x1b0 [ 177.816718][ C0] ? kasan_set_track+0x60/0x70 [ 177.816731][ C0] ? kasan_set_track+0x4b/0x70 [ 177.816744][ C0] ? kasan_save_free_info+0x31/0x50 [ 177.816762][ C0] ? ____kasan_slab_free+0x132/0x180 [ 177.816776][ C0] ? __kasan_slab_free+0x11/0x20 [ 177.816791][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 177.816809][ C0] ? kmem_cache_free+0x12d/0x300 [ 177.816824][ C0] ? kfree_skbmem+0x10c/0x180 [ 177.816836][ C0] ? kfree_skb_reason+0xdc/0x230 [ 177.816848][ C0] ? tipc_msg_reverse+0x6db/0x940 [ 177.816867][ C0] ? tipc_sk_filter_rcv+0xbf3/0x2c80 [ 177.816880][ C0] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 177.816892][ C0] ? __release_sock+0x154/0x380 [ 177.816907][ C0] ? sk_setsockopt+0x1355/0x2590 [ 177.816921][ C0] ? sock_setsockopt+0x5a/0x70 [ 177.816933][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 177.816949][ C0] ? x64_sys_call+0x124/0x9a0 [ 177.816965][ C0] ? do_syscall_64+0x4c/0xa0 [ 177.816978][ C0] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 177.816996][ C0] ? tipc_sk_publish+0x440/0x440 [ 177.817009][ C0] ? __kasan_check_write+0x14/0x20 [ 177.817021][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 177.817036][ C0] tipc_sk_rcv+0x7d9/0x2cc0 [ 177.817052][ C0] ? tipc_msg_reverse+0x6db/0x940 [ 177.817070][ C0] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 177.817083][ C0] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 177.817097][ C0] tipc_node_xmit+0x257/0xd00 [ 177.817114][ C0] ? __cfi_tipc_node_xmit+0x10/0x10 [ 177.817133][ C0] tipc_node_distr_xmit+0x292/0x390 [ 177.817151][ C0] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 177.817170][ C0] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 177.817184][ C0] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 177.817199][ C0] __release_sock+0x154/0x380 [ 177.817216][ C0] sockopt_release_sock+0x95/0x1f0 [ 177.817230][ C0] sk_setsockopt+0x1355/0x2590 [ 177.817244][ C0] ? __cfi_sk_setsockopt+0x10/0x10 [ 177.817258][ C0] ? selinux_socket_setsockopt+0x21c/0x300 [ 177.817282][ C0] ? __fget_files+0x2d5/0x330 [ 177.817296][ C0] sock_setsockopt+0x5a/0x70 [ 177.817310][ C0] __sys_setsockopt+0x270/0x4e0 [ 177.817325][ C0] ? __cfi___sys_setsockopt+0x10/0x10 [ 177.817341][ C0] ? xfd_validate_state+0x70/0x150 [ 177.817358][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 177.817373][ C0] x64_sys_call+0x124/0x9a0 [ 177.817388][ C0] do_syscall_64+0x4c/0xa0 [ 177.817401][ C0] ? clear_bhb_loop+0x30/0x80 [ 177.817424][ C0] ? clear_bhb_loop+0x30/0x80 [ 177.817441][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 177.817457][ C0] RIP: 0033:0x7f2c59e7dda9 [ 177.817469][ 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 [ 177.817479][ C0] RSP: 002b:00007f2c5ab9e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 177.817493][ C0] RAX: ffffffffffffffda RBX: 00007f2c59fac050 RCX: 00007f2c59e7dda9 [ 177.817502][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 177.817511][ C0] RBP: 00007f2c59eca47a R08: 0000000000000004 R09: 0000000000000000 [ 177.817519][ C0] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 177.817527][ C0] R13: 000000000000000b R14: 00007f2c59fac050 R15: 00007ffd928a7f58 [ 177.817539][ C0]