[ 25.359873][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 25.368306][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.172651][ T8] device bridge_slave_1 left promiscuous mode [ 27.178887][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.186424][ T8] device bridge_slave_0 left promiscuous mode [ 27.192693][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.200406][ T8] device veth1_macvtap left promiscuous mode [ 27.206628][ T8] device veth0_vlan left promiscuous mode [ 35.642338][ T30] kauditd_printk_skb: 30 callbacks suppressed [ 35.642354][ T30] audit: type=1400 audit(1769753616.285:104): avc: denied { write } for pid=371 comm="sftp-server" path="pipe:[16388]" dev="pipefs" ino=16388 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.1.235' (ED25519) to the list of known hosts. 2026/01/30 06:13:44 parsed 1 programs [ 44.052471][ T30] audit: type=1400 audit(1769753624.695:105): avc: denied { unlink } for pid=391 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 44.086285][ T391] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 44.798165][ T30] audit: type=1400 audit(1769753625.435:106): avc: denied { create } for pid=422 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 44.867618][ T428] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.875044][ T428] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.882418][ T428] device bridge_slave_0 entered promiscuous mode [ 44.889712][ T428] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.896775][ T428] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.904140][ T428] device bridge_slave_1 entered promiscuous mode [ 44.938963][ T428] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.945996][ T428] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.953292][ T428] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.960307][ T428] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.975876][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.983619][ T303] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.990837][ T303] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.000182][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.008402][ T303] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.015463][ T303] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.025154][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.035649][ T303] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.043064][ T303] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.060900][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.068975][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.082722][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.093087][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.102019][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.109437][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.117807][ T428] device veth0_vlan entered promiscuous mode [ 45.127075][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.135920][ T428] device veth1_macvtap entered promiscuous mode [ 45.144591][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.154896][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.268029][ T30] audit: type=1401 audit(1769753625.905:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2026/01/30 06:13:46 executed programs: 0 [ 45.563106][ T460] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.570231][ T460] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.577633][ T460] device bridge_slave_0 entered promiscuous mode [ 45.584757][ T460] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.591945][ T460] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.599209][ T460] device bridge_slave_1 entered promiscuous mode [ 45.641615][ T460] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.648772][ T460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.657101][ T460] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.664831][ T460] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.680955][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.688579][ T303] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.696018][ T303] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.708464][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.716805][ T303] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.723919][ T303] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.732409][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.740538][ T303] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.747571][ T303] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.764360][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.773613][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.786076][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.798050][ T460] device veth0_vlan entered promiscuous mode [ 45.804447][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.812566][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.819918][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.833752][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.843444][ T460] device veth1_macvtap entered promiscuous mode [ 45.853521][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.863539][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.884986][ T30] audit: type=1400 audit(1769753626.525:108): avc: denied { create } for pid=471 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 45.904381][ T30] audit: type=1400 audit(1769753626.525:109): avc: denied { write } for pid=471 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 45.943531][ T30] audit: type=1400 audit(1769753626.585:110): avc: denied { setopt } for pid=471 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 146.011764][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 146.019011][ C1] rcu: 1-...!: (10000 ticks this GP) idle=b5d/1/0x4000000000000000 softirq=4046/4046 fqs=0 last_accelerate: 9c78/c388 dyntick_enabled: 1 [ 146.033759][ C1] (t=10000 jiffies g=2297 q=71) [ 146.038675][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g2297 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 146.050883][ C1] rcu: Possible timer handling issue on cpu=1 timer-softirq=692 [ 146.058665][ C1] rcu: rcu_preempt kthread starved for 10000 jiffies! g2297 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 146.070192][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 146.080153][ C1] rcu: RCU grace-period kthread stack dump: [ 146.086114][ C1] task:rcu_preempt state:I stack:28688 pid: 14 ppid: 2 flags:0x00004000 [ 146.095483][ C1] Call Trace: [ 146.098738][ C1] [ 146.101660][ C1] __schedule+0xb6e/0x14c0 [ 146.106065][ C1] ? release_firmware_map_entry+0x190/0x190 [ 146.111949][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 146.117730][ C1] ? __mod_timer+0x7da/0xb50 [ 146.122290][ C1] schedule+0x11e/0x1e0 [ 146.126450][ C1] schedule_timeout+0x159/0x340 [ 146.131271][ C1] ? console_conditional_schedule+0x30/0x30 [ 146.137134][ C1] ? update_process_times+0x200/0x200 [ 146.142478][ C1] ? prepare_to_swait_event+0x308/0x320 [ 146.147994][ C1] rcu_gp_fqs_loop+0x2ae/0xf80 [ 146.152728][ C1] ? __kasan_check_write+0x14/0x20 [ 146.157809][ C1] ? debug_smp_processor_id+0x17/0x20 [ 146.163151][ C1] ? __note_gp_changes+0x4e2/0x9e0 [ 146.168236][ C1] ? rcu_gp_init+0xc00/0xc00 [ 146.172799][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 146.177966][ C1] ? rcu_gp_init+0x9a7/0xc00 [ 146.182536][ C1] rcu_gp_kthread+0x9b/0x360 [ 146.187108][ C1] ? _raw_spin_lock+0xf0/0xf0 [ 146.191773][ C1] ? wake_nocb_gp+0x1d0/0x1d0 [ 146.196435][ C1] ? __kasan_check_read+0x11/0x20 [ 146.201452][ C1] ? __kthread_parkme+0xac/0x200 [ 146.206378][ C1] kthread+0x411/0x500 [ 146.210440][ C1] ? wake_nocb_gp+0x1d0/0x1d0 [ 146.215092][ C1] ? kthread_blkcg+0xd0/0xd0 [ 146.219749][ C1] ret_from_fork+0x1f/0x30 [ 146.224146][ C1] [ 146.227259][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 146.233567][ C1] NMI backtrace for cpu 1 [ 146.237881][ C1] CPU: 1 PID: 475 Comm: syz.2.17 Not tainted syzkaller #0 [ 146.244968][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 146.255270][ C1] Call Trace: [ 146.258675][ C1] [ 146.261598][ C1] __dump_stack+0x21/0x30 [ 146.265996][ C1] dump_stack_lvl+0x110/0x170 [ 146.270649][ C1] ? show_regs_print_info+0x20/0x20 [ 146.275817][ C1] dump_stack+0x15/0x20 [ 146.279943][ C1] nmi_cpu_backtrace+0x2af/0x2c0 [ 146.284850][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240 [ 146.291034][ C1] ? load_image+0x3e0/0x3e0 [ 146.295525][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 146.301678][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 146.307735][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240 [ 146.313693][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 146.319563][ C1] rcu_check_gp_kthread_starvation+0x1e0/0x260 [ 146.325708][ C1] ? rcu_check_gp_kthread_expired_fqs_timer+0x186/0x230 [ 146.332617][ C1] print_cpu_stall+0x31b/0x600 [ 146.337354][ C1] rcu_sched_clock_irq+0x759/0x12c0 [ 146.342700][ C1] ? rcu_boost_kthread_setaffinity+0x320/0x320 [ 146.348829][ C1] ? raise_softirq+0x7d/0xf0 [ 146.353653][ C1] ? __raise_softirq_irqoff+0xd0/0xd0 [ 146.359206][ C1] ? hrtimer_run_queues+0x166/0x430 [ 146.364391][ C1] update_process_times+0x198/0x200 [ 146.369583][ C1] tick_sched_timer+0x17c/0x240 [ 146.374409][ C1] ? tick_setup_sched_timer+0x450/0x450 [ 146.379926][ C1] __hrtimer_run_queues+0x3b9/0x9f0 [ 146.385251][ C1] ? __kasan_check_write+0x14/0x20 [ 146.390365][ C1] ? hrtimer_interrupt+0x8c0/0x8c0 [ 146.395558][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310 [ 146.401606][ C1] hrtimer_interrupt+0x3c7/0x8c0 [ 146.406518][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0 [ 146.412388][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 146.418001][ C1] [ 146.420907][ C1] [ 146.423810][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 146.429779][ C1] RIP: 0010:preempt_count_sub+0xf4/0x170 [ 146.435599][ C1] Code: aa a1 05 00 75 96 48 c7 c7 e0 95 08 85 48 c7 c6 c0 96 08 85 e8 bd d7 62 03 0f 0b e9 7c ff ff ff 48 c7 c1 20 af 0c 87 80 e1 07 <80> c1 03 38 c1 0f 8c 29 ff ff ff 41 89 fe 48 c7 c7 20 af 0c 87 e8 [ 146.455371][ C1] RSP: 0018:ffffc90002496910 EFLAGS: 00000246 [ 146.461508][ C1] RAX: 0000000000000004 RBX: dffffc0000000000 RCX: ffffffff870caf00 [ 146.469650][ C1] RDX: 0000000000000000 RSI: 0000000000000201 RDI: 0000000000000001 [ 146.477692][ C1] RBP: ffffc90002496920 R08: ffff88812bbf728b R09: 1ffff1102577ee51 [ 146.485730][ C1] R10: dffffc0000000000 R11: ffffed102577ee52 R12: dffffc0000000000 [ 146.493677][ C1] R13: 1ffff92000492d28 R14: ffffffff84980bc2 R15: 00000000614fede9 [ 146.501627][ C1] ? tipc_sk_rcv+0x3d2/0x2c20 [ 146.506283][ C1] ? tipc_sk_rcv+0x3d2/0x2c20 [ 146.510932][ C1] __local_bh_enable_ip+0x58/0x80 [ 146.515926][ C1] _raw_spin_trylock_bh+0xe5/0x150 [ 146.521011][ C1] ? _raw_spin_trylock+0x150/0x150 [ 146.526100][ C1] ? tipc_sk_rcv+0x1a08/0x2c20 [ 146.530924][ C1] tipc_sk_rcv+0x3d2/0x2c20 [ 146.535394][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 146.541178][ C1] ? __stack_depot_save+0x442/0x480 [ 146.546357][ C1] ? kasan_set_track+0x5b/0x70 [ 146.551097][ C1] ? kasan_set_track+0x4a/0x70 [ 146.555833][ C1] ? kasan_set_free_info+0x23/0x40 [ 146.560916][ C1] ? ____kasan_slab_free+0x125/0x160 [ 146.566169][ C1] ? __kasan_slab_free+0x11/0x20 [ 146.571073][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 146.576590][ C1] ? kmem_cache_free+0x100/0x320 [ 146.581584][ C1] ? kfree_skbmem+0x10c/0x180 [ 146.586420][ C1] ? kfree_skb+0xc1/0x2f0 [ 146.590722][ C1] ? tipc_sk_rcv+0x1cb7/0x2c20 [ 146.595458][ C1] ? release_sock+0x60/0x1b0 [ 146.600021][ C1] ? __fput+0x20b/0x8b0 [ 146.604144][ C1] ? syscall_exit_to_user_mode+0x1a/0x30 [ 146.609752][ C1] ? do_syscall_64+0x58/0xa0 [ 146.614406][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 146.620533][ C1] ? __skb_queue_purge+0x170/0x170 [ 146.625612][ C1] tipc_node_xmit+0x26c/0xd80 [ 146.630276][ C1] ? kmem_cache_free+0x100/0x320 [ 146.635190][ C1] ? ____kasan_slab_free+0x130/0x160 [ 146.640462][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 146.646035][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 146.651563][ C1] ? kfree_skbmem+0x10c/0x180 [ 146.656237][ C1] ? kmem_cache_free+0x100/0x320 [ 146.661164][ C1] ? skb_release_data+0x814/0xa10 [ 146.666174][ C1] tipc_node_xmit_skb+0xf7/0x150 [ 146.671093][ C1] ? kfree_skb+0xc1/0x2f0 [ 146.675396][ C1] ? __skb_queue_purge+0x170/0x170 [ 146.680571][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150 [ 146.686109][ C1] tipc_sk_rcv+0x1d30/0x2c20 [ 146.690675][ C1] ? __skb_queue_purge+0x170/0x170 [ 146.695879][ C1] tipc_node_xmit+0x26c/0xd80 [ 146.700617][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 146.706138][ C1] ? __kernel_text_address+0xa0/0x100 [ 146.711660][ C1] ? __kasan_check_write+0x14/0x20 [ 146.716741][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 146.722174][ C1] tipc_sk_filter_rcv+0x154a/0x2cb0 [ 146.727352][ C1] ? tipc_sk_publish+0x470/0x470 [ 146.732259][ C1] ? __kasan_check_write+0x14/0x20 [ 146.737345][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 146.742264][ C1] tipc_sk_rcv+0x794/0x2c20 [ 146.746740][ C1] ? kmem_cache_free+0x100/0x320 [ 146.751651][ C1] ? __skb_queue_purge+0x170/0x170 [ 146.756733][ C1] ? tipc_sk_filter_rcv+0x2a3e/0x2cb0 [ 146.762079][ C1] tipc_node_xmit+0x26c/0xd80 [ 146.766733][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 146.772251][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 146.777422][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 146.782615][ C1] tipc_sk_backlog_rcv+0x17d/0x210 [ 146.787711][ C1] ? tipc_sk_timeout+0x990/0x990 [ 146.792624][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 146.798066][ C1] __release_sock+0x17c/0x3f0 [ 146.802841][ C1] release_sock+0x60/0x1b0 [ 146.807248][ C1] tipc_release+0xd23/0x1640 [ 146.811913][ C1] ? tipc_sock_destruct+0x180/0x180 [ 146.817195][ C1] ? kick_process+0xdc/0x150 [ 146.821770][ C1] sock_close+0xe0/0x270 [ 146.825995][ C1] ? sock_mmap+0xa0/0xa0 [ 146.830208][ C1] __fput+0x20b/0x8b0 [ 146.834175][ C1] ____fput+0x15/0x20 [ 146.838141][ C1] task_work_run+0x127/0x190 [ 146.842795][ C1] exit_to_user_mode_loop+0xd0/0xe0 [ 146.847968][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 146.853399][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 146.858945][ C1] do_syscall_64+0x58/0xa0 [ 146.863331][ C1] ? clear_bhb_loop+0x50/0xa0 [ 146.867980][ C1] ? clear_bhb_loop+0x50/0xa0 [ 146.872643][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 146.878524][ C1] RIP: 0033:0x7fa3b035d479 [ 146.882940][ C1] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 146.902530][ C1] RSP: 002b:00007fa3afdc5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 146.911021][ C1] RAX: 00000000000203a0 RBX: 00007fa3b058bfa0 RCX: 00007fa3b035d479 [ 146.918974][ C1] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000003 [ 146.927035][ C1] RBP: 00007fa3b03ee1bc R08: 0000000000000000 R09: 0000000000000000 [ 146.934997][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 146.942950][ C1] R13: 0000000000000000 R14: 00007fa3b058bfa0 R15: 00007ffdbeb9adb8 [ 146.951839][ C1] [ 146.955161][ C1] NMI backtrace for cpu 1 [ 146.959819][ C1] CPU: 1 PID: 475 Comm: syz.2.17 Not tainted syzkaller #0 [ 146.967266][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 146.977497][ C1] Call Trace: [ 146.980877][ C1] [ 146.983724][ C1] __dump_stack+0x21/0x30 [ 146.988043][ C1] dump_stack_lvl+0x110/0x170 [ 146.992800][ C1] ? show_regs_print_info+0x20/0x20 [ 146.997975][ C1] ? resched_curr+0xa0/0x320 [ 147.002974][ C1] ? wake_up_process+0x20/0x20 [ 147.007882][ C1] dump_stack+0x15/0x20 [ 147.012041][ C1] nmi_cpu_backtrace+0x2af/0x2c0 [ 147.017208][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240 [ 147.023375][ C1] ? __kasan_check_write+0x14/0x20 [ 147.029020][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 147.034582][ C1] ? _raw_spin_lock+0xf0/0xf0 [ 147.039260][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 147.045305][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 147.051600][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240 [ 147.057760][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 147.064002][ C1] rcu_dump_cpu_stacks+0x1c7/0x300 [ 147.069104][ C1] print_cpu_stall+0x320/0x600 [ 147.073860][ C1] rcu_sched_clock_irq+0x759/0x12c0 [ 147.079196][ C1] ? rcu_boost_kthread_setaffinity+0x320/0x320 [ 147.085495][ C1] ? raise_softirq+0x7d/0xf0 [ 147.090168][ C1] ? __raise_softirq_irqoff+0xd0/0xd0 [ 147.095608][ C1] ? hrtimer_run_queues+0x166/0x430 [ 147.100785][ C1] update_process_times+0x198/0x200 [ 147.105965][ C1] tick_sched_timer+0x17c/0x240 [ 147.110875][ C1] ? tick_setup_sched_timer+0x450/0x450 [ 147.116391][ C1] __hrtimer_run_queues+0x3b9/0x9f0 [ 147.121560][ C1] ? __kasan_check_write+0x14/0x20 [ 147.126668][ C1] ? hrtimer_interrupt+0x8c0/0x8c0 [ 147.131790][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310 [ 147.137834][ C1] hrtimer_interrupt+0x3c7/0x8c0 [ 147.142743][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0 [ 147.148696][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 147.154313][ C1] [ 147.157249][ C1] [ 147.160152][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 147.166105][ C1] RIP: 0010:preempt_count_sub+0xf4/0x170 [ 147.171721][ C1] Code: aa a1 05 00 75 96 48 c7 c7 e0 95 08 85 48 c7 c6 c0 96 08 85 e8 bd d7 62 03 0f 0b e9 7c ff ff ff 48 c7 c1 20 af 0c 87 80 e1 07 <80> c1 03 38 c1 0f 8c 29 ff ff ff 41 89 fe 48 c7 c7 20 af 0c 87 e8 [ 147.191357][ C1] RSP: 0018:ffffc90002496910 EFLAGS: 00000246 [ 147.197414][ C1] RAX: 0000000000000004 RBX: dffffc0000000000 RCX: ffffffff870caf00 [ 147.205385][ C1] RDX: 0000000000000000 RSI: 0000000000000201 RDI: 0000000000000001 [ 147.213342][ C1] RBP: ffffc90002496920 R08: ffff88812bbf728b R09: 1ffff1102577ee51 [ 147.221302][ C1] R10: dffffc0000000000 R11: ffffed102577ee52 R12: dffffc0000000000 [ 147.229246][ C1] R13: 1ffff92000492d28 R14: ffffffff84980bc2 R15: 00000000614fede9 [ 147.237200][ C1] ? tipc_sk_rcv+0x3d2/0x2c20 [ 147.241948][ C1] ? tipc_sk_rcv+0x3d2/0x2c20 [ 147.246603][ C1] __local_bh_enable_ip+0x58/0x80 [ 147.251610][ C1] _raw_spin_trylock_bh+0xe5/0x150 [ 147.256711][ C1] ? _raw_spin_trylock+0x150/0x150 [ 147.262007][ C1] ? tipc_sk_rcv+0x1a08/0x2c20 [ 147.266748][ C1] tipc_sk_rcv+0x3d2/0x2c20 [ 147.271219][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 147.277001][ C1] ? __stack_depot_save+0x442/0x480 [ 147.282196][ C1] ? kasan_set_track+0x5b/0x70 [ 147.286934][ C1] ? kasan_set_track+0x4a/0x70 [ 147.291667][ C1] ? kasan_set_free_info+0x23/0x40 [ 147.296768][ C1] ? ____kasan_slab_free+0x125/0x160 [ 147.302028][ C1] ? __kasan_slab_free+0x11/0x20 [ 147.306949][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 147.312861][ C1] ? kmem_cache_free+0x100/0x320 [ 147.317799][ C1] ? kfree_skbmem+0x10c/0x180 [ 147.322475][ C1] ? kfree_skb+0xc1/0x2f0 [ 147.326914][ C1] ? tipc_sk_rcv+0x1cb7/0x2c20 [ 147.331679][ C1] ? release_sock+0x60/0x1b0 [ 147.336257][ C1] ? __fput+0x20b/0x8b0 [ 147.340392][ C1] ? syscall_exit_to_user_mode+0x1a/0x30 [ 147.346006][ C1] ? do_syscall_64+0x58/0xa0 [ 147.350748][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 147.356874][ C1] ? __skb_queue_purge+0x170/0x170 [ 147.361961][ C1] tipc_node_xmit+0x26c/0xd80 [ 147.366615][ C1] ? kmem_cache_free+0x100/0x320 [ 147.371525][ C1] ? ____kasan_slab_free+0x130/0x160 [ 147.376798][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 147.383423][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 147.388957][ C1] ? kfree_skbmem+0x10c/0x180 [ 147.393735][ C1] ? kmem_cache_free+0x100/0x320 [ 147.398660][ C1] ? skb_release_data+0x814/0xa10 [ 147.403672][ C1] tipc_node_xmit_skb+0xf7/0x150 [ 147.408680][ C1] ? kfree_skb+0xc1/0x2f0 [ 147.412999][ C1] ? __skb_queue_purge+0x170/0x170 [ 147.418101][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150 [ 147.423552][ C1] tipc_sk_rcv+0x1d30/0x2c20 [ 147.428131][ C1] ? __skb_queue_purge+0x170/0x170 [ 147.433225][ C1] tipc_node_xmit+0x26c/0xd80 [ 147.437879][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 147.443399][ C1] ? __kernel_text_address+0xa0/0x100 [ 147.448744][ C1] ? __kasan_check_write+0x14/0x20 [ 147.453825][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 147.459431][ C1] tipc_sk_filter_rcv+0x154a/0x2cb0 [ 147.464605][ C1] ? tipc_sk_publish+0x470/0x470 [ 147.469536][ C1] ? __kasan_check_write+0x14/0x20 [ 147.474636][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 147.479550][ C1] tipc_sk_rcv+0x794/0x2c20 [ 147.484029][ C1] ? kmem_cache_free+0x100/0x320 [ 147.489029][ C1] ? __skb_queue_purge+0x170/0x170 [ 147.494205][ C1] ? tipc_sk_filter_rcv+0x2a3e/0x2cb0 [ 147.499562][ C1] tipc_node_xmit+0x26c/0xd80 [ 147.504229][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 147.509753][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 147.514925][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 147.520097][ C1] tipc_sk_backlog_rcv+0x17d/0x210 [ 147.525279][ C1] ? tipc_sk_timeout+0x990/0x990 [ 147.530196][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 147.535878][ C1] __release_sock+0x17c/0x3f0 [ 147.540702][ C1] release_sock+0x60/0x1b0 [ 147.545103][ C1] tipc_release+0xd23/0x1640 [ 147.549764][ C1] ? tipc_sock_destruct+0x180/0x180 [ 147.555034][ C1] ? kick_process+0xdc/0x150 [ 147.559611][ C1] sock_close+0xe0/0x270 [ 147.564095][ C1] ? sock_mmap+0xa0/0xa0 [ 147.568321][ C1] __fput+0x20b/0x8b0 [ 147.572281][ C1] ____fput+0x15/0x20 [ 147.576251][ C1] task_work_run+0x127/0x190 [ 147.580814][ C1] exit_to_user_mode_loop+0xd0/0xe0 [ 147.585989][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 147.591509][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 147.596943][ C1] do_syscall_64+0x58/0xa0 [ 147.601428][ C1] ? clear_bhb_loop+0x50/0xa0 [ 147.606099][ C1] ? clear_bhb_loop+0x50/0xa0 [ 147.610749][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 147.616619][ C1] RIP: 0033:0x7fa3b035d479 [ 147.621098][ C1] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 147.640681][ C1] RSP: 002b:00007fa3afdc5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 147.649102][ C1] RAX: 00000000000203a0 RBX: 00007fa3b058bfa0 RCX: 00007fa3b035d479 [ 147.657051][ C1] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000003 [ 147.665018][ C1] RBP: 00007fa3b03ee1bc R08: 0000000000000000 R09: 0000000000000000 [ 147.672964][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 147.681013][ C1] R13: 0000000000000000 R14: 00007fa3b058bfa0 R15: 00007ffdbeb9adb8 [ 147.688961][ C1] [ 199.076309][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 144s! [syz.2.17:474] [ 199.084323][ C0] Modules linked in: [ 199.088332][ C0] CPU: 0 PID: 474 Comm: syz.2.17 Not tainted syzkaller #0 [ 199.095443][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 199.105492][ C0] RIP: 0010:kvm_wait+0x105/0x150 [ 199.110445][ C0] Code: 21 d6 03 f4 eb 87 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 6d 21 d6 03 fb f4 5e ff ff ff fb e9 58 ff ff ff e8 8b 16 7d 03 89 f9 80 e1 07 38 [ 199.130453][ C0] RSP: 0018:ffffc90002487900 EFLAGS: 00000246 [ 199.136521][ C0] RAX: 0000000000000003 RBX: ffff88812bbf7288 RCX: ffffffff815004c9 [ 199.144495][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88812bbf7288 [ 199.152574][ C0] RBP: ffffc90002487990 R08: ffff88812bbf7288 R09: 1ffff1102577ee51 [ 199.160539][ C0] R10: dffffc0000000000 R11: ffffed102577ee52 R12: 1ffff1103ee00001 [ 199.168503][ C0] R13: ffff8881f7038ad4 R14: dffffc0000000000 R15: 1ffff92000490f20 [ 199.176469][ C0] FS: 000055556c648500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 199.185475][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.192138][ C0] CR2: 00007fa3b03aabc0 CR3: 000000012cbe5000 CR4: 00000000003506b0 [ 199.200114][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.208082][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.216127][ C0] Call Trace: [ 199.219393][ C0] [ 199.222310][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 199.227413][ C0] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0 [ 199.233730][ C0] __pv_queued_spin_lock_slowpath+0x60f/0x9c0 [ 199.239785][ C0] ? __pv_queued_spin_unlock_slowpath+0x300/0x300 [ 199.246190][ C0] ? stack_trace_save+0xa6/0xf0 [ 199.251033][ C0] ? __stack_depot_save+0x34/0x480 [ 199.256218][ C0] ? __schedule+0xb76/0x14c0 [ 199.260801][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 199.266252][ C0] _raw_spin_lock_bh+0xe4/0xf0 [ 199.271007][ C0] ? _raw_spin_lock_irq+0xf0/0xf0 [ 199.276021][ C0] ? task_work_add+0x27/0x1e0 [ 199.280769][ C0] ? fput+0x1a/0x20 [ 199.284571][ C0] ? filp_close+0x105/0x150 [ 199.289062][ C0] ? __close_range+0x24a/0x420 [ 199.293920][ C0] ? __x64_sys_close_range+0x7a/0x90 [ 199.299206][ C0] ? do_syscall_64+0x4c/0xa0 [ 199.303799][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 199.310247][ C0] lock_sock_nested+0x95/0x2a0 [ 199.315091][ C0] ? sock_init_data+0xc0/0xc0 [ 199.319764][ C0] ? locks_remove_posix+0x550/0x550 [ 199.325043][ C0] tipc_release+0xb2/0x1640 [ 199.329536][ C0] ? rwsem_write_trylock+0x136/0x300 [ 199.334810][ C0] ? tipc_sock_destruct+0x180/0x180 [ 199.339995][ C0] ? __kasan_check_write+0x14/0x20 [ 199.345107][ C0] ? _raw_spin_lock+0x94/0xf0 [ 199.349791][ C0] ? _raw_spin_trylock_bh+0x150/0x150 [ 199.355167][ C0] sock_close+0xe0/0x270 [ 199.359393][ C0] ? sock_mmap+0xa0/0xa0 [ 199.363619][ C0] __fput+0x20b/0x8b0 [ 199.367588][ C0] ____fput+0x15/0x20 [ 199.371552][ C0] task_work_run+0x127/0x190 [ 199.376216][ C0] exit_to_user_mode_loop+0xd0/0xe0 [ 199.381401][ C0] exit_to_user_mode_prepare+0x87/0xd0 [ 199.386849][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 199.392294][ C0] do_syscall_64+0x58/0xa0 [ 199.396707][ C0] ? clear_bhb_loop+0x50/0xa0 [ 199.401368][ C0] ? clear_bhb_loop+0x50/0xa0 [ 199.406032][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 199.411924][ C0] RIP: 0033:0x7fa3b035d479 [ 199.416340][ C0] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 199.436018][ C0] RSP: 002b:00007ffdbeb9af18 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 199.444679][ C0] RAX: 0000000000000000 RBX: 00007fa3b058dba0 RCX: 00007fa3b035d479 [ 199.452637][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 199.460681][ C0] RBP: 00007fa3b058dba0 R08: 0000000000000001 R09: ffffffffffffffff [ 199.468640][ C0] R10: 00007fa3b058dac0 R11: 0000000000000246 R12: 000000000000b6b9 [ 199.476594][ C0] R13: 00007fa3b058c080 R14: 0000000000000032 R15: ffffffffffffffff [ 199.484562][ C0] [ 199.487568][ C0] Sending NMI from CPU 0 to CPUs 1: [ 199.492776][ C1] NMI backtrace for cpu 1 [ 199.492785][ C1] CPU: 1 PID: 475 Comm: syz.2.17 Not tainted syzkaller #0 [ 199.492799][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 199.492806][ C1] RIP: 0010:tipc_sk_lookup+0x229/0x5f0 [ 199.492824][ C1] Code: e8 8c 96 d1 fc 45 85 e4 0f 85 07 02 00 00 e8 ce 92 d1 fc 89 d8 48 8b 0c 24 48 8d 5c c1 40 48 89 d8 48 83 c8 01 48 89 44 24 28 <48> 89 d8 48 c1 e8 03 48 89 44 24 58 49 bc 00 00 00 00 00 fc ff df [ 199.492834][ C1] RSP: 0018:ffffc900024968e0 EFLAGS: 00000286 [ 199.492847][ C1] RAX: ffff888116ae6711 RBX: ffff888116ae6710 RCX: ffff888116ae6000 [ 199.492857][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 199.492865][ C1] RBP: ffffc900024969d0 R08: 0000000000000003 R09: 0000000000000004 [ 199.492874][ C1] R10: dffffc0000000000 R11: fffff52000492d2c R12: 0000000000000000 [ 199.492883][ C1] R13: ffff888116ae6004 R14: 00000000c699f75a R15: ffff888116add0de [ 199.492898][ C1] FS: 00007fa3afdc56c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 199.492911][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.492920][ C1] CR2: 0000000020004000 CR3: 000000012cbe5000 CR4: 00000000003506a0 [ 199.492932][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.492940][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.492949][ C1] Call Trace: [ 199.492953][ C1] [ 199.492958][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 199.492974][ C1] ? tipc_sk_rcv+0x2c20/0x2c20 [ 199.492986][ C1] ? tipc_node_distr_xmit+0x39d/0x3b0 [ 199.493003][ C1] tipc_sk_rcv+0x3aa/0x2c20 [ 199.493014][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 199.493029][ C1] ? __stack_depot_save+0x442/0x480 [ 199.493046][ C1] ? kasan_set_track+0x5b/0x70 [ 199.493059][ C1] ? kasan_set_track+0x4a/0x70 [ 199.493070][ C1] ? kasan_set_free_info+0x23/0x40 [ 199.493083][ C1] ? ____kasan_slab_free+0x125/0x160 [ 199.493095][ C1] ? __kasan_slab_free+0x11/0x20 [ 199.493107][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 199.493122][ C1] ? kmem_cache_free+0x100/0x320 [ 199.493136][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.493152][ C1] ? kfree_skb+0xc1/0x2f0 [ 199.493165][ C1] ? tipc_sk_rcv+0x1cb7/0x2c20 [ 199.493177][ C1] ? release_sock+0x60/0x1b0 [ 199.493189][ C1] ? __fput+0x20b/0x8b0 [ 199.493203][ C1] ? syscall_exit_to_user_mode+0x1a/0x30 [ 199.493216][ C1] ? do_syscall_64+0x58/0xa0 [ 199.493230][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 199.493246][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.493260][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.493275][ C1] ? kmem_cache_free+0x100/0x320 [ 199.493288][ C1] ? ____kasan_slab_free+0x130/0x160 [ 199.493301][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.493315][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 199.493331][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.493344][ C1] ? kmem_cache_free+0x100/0x320 [ 199.493358][ C1] ? skb_release_data+0x814/0xa10 [ 199.493373][ C1] tipc_node_xmit_skb+0xf7/0x150 [ 199.493387][ C1] ? kfree_skb+0xc1/0x2f0 [ 199.493400][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.493416][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150 [ 199.493428][ C1] tipc_sk_rcv+0x1d30/0x2c20 [ 199.493444][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.493459][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.493475][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.493489][ C1] ? __kernel_text_address+0xa0/0x100 [ 199.493503][ C1] ? __kasan_check_write+0x14/0x20 [ 199.493516][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 199.493532][ C1] tipc_sk_filter_rcv+0x154a/0x2cb0 [ 199.493550][ C1] ? tipc_sk_publish+0x470/0x470 [ 199.493562][ C1] ? __kasan_check_write+0x14/0x20 [ 199.493575][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 199.493590][ C1] tipc_sk_rcv+0x794/0x2c20 [ 199.493604][ C1] ? kmem_cache_free+0x100/0x320 [ 199.493620][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.493633][ C1] ? tipc_sk_filter_rcv+0x2a3e/0x2cb0 [ 199.493646][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.493661][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.493678][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 199.493694][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 199.493710][ C1] tipc_sk_backlog_rcv+0x17d/0x210 [ 199.493722][ C1] ? tipc_sk_timeout+0x990/0x990 [ 199.493734][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 199.493750][ C1] __release_sock+0x17c/0x3f0 [ 199.493764][ C1] release_sock+0x60/0x1b0 [ 199.493777][ C1] tipc_release+0xd23/0x1640 [ 199.493790][ C1] ? tipc_sock_destruct+0x180/0x180 [ 199.493802][ C1] ? kick_process+0xdc/0x150 [ 199.493817][ C1] sock_close+0xe0/0x270 [ 199.493829][ C1] ? sock_mmap+0xa0/0xa0 [ 199.493840][ C1] __fput+0x20b/0x8b0 [ 199.493854][ C1] ____fput+0x15/0x20 [ 199.493865][ C1] task_work_run+0x127/0x190 [ 199.493878][ C1] exit_to_user_mode_loop+0xd0/0xe0 [ 199.493895][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 199.493908][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 199.493921][ C1] do_syscall_64+0x58/0xa0 [ 199.493934][ C1] ? clear_bhb_loop+0x50/0xa0 [ 199.493945][ C1] ? clear_bhb_loop+0x50/0xa0 [ 199.493957][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 199.493972][ C1] RIP: 0033:0x7fa3b035d479 [ 199.493985][ C1] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 199.493995][ C1] RSP: 002b:00007fa3afdc5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.494008][ C1] RAX: 00000000000203a0 RBX: 00007fa3b058bfa0 RCX: 00007fa3b035d479 [ 199.494017][ C1] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000003 [ 199.494026][ C1] RBP: 00007fa3b03ee1bc R08: 0000000000000000 R09: 0000000000000000 [ 199.494034][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 199.494042][ C1] R13: 0000000000000000 R14: 00007fa3b058bfa0 R15: 00007ffdbeb9adb8 [ 199.494053][ C1]