Warning: Permanently added '10.128.0.174' (ED25519) to the list of known hosts. 2026/02/21 06:32:16 parsed 1 programs [ 45.817206][ T24] kauditd_printk_skb: 30 callbacks suppressed [ 45.817217][ T24] audit: type=1400 audit(1771655537.120:104): avc: denied { unlink } for pid=410 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" [ 45.854412][ T410] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 46.692372][ T443] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.699991][ T443] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.707493][ T443] device bridge_slave_0 entered promiscuous mode [ 46.714952][ T443] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.722285][ T443] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.729683][ T443] device bridge_slave_1 entered promiscuous mode [ 46.758804][ T443] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.766134][ T443] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.773381][ T443] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.780686][ T443] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.797555][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.805250][ T354] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.812487][ T354] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.821453][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.830337][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.837762][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.847510][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.855859][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.862887][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.873973][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.883280][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.902408][ T443] device veth0_vlan entered promiscuous mode [ 46.908805][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.917604][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.925996][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.933649][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.944876][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.954049][ T443] device veth1_macvtap entered promiscuous mode [ 46.963270][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.973125][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.071476][ T24] audit: type=1401 audit(1771655538.370:105): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 47.117945][ T24] audit: type=1400 audit(1771655538.420:106): avc: denied { create } for pid=463 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 2026/02/21 06:32:18 executed programs: 0 [ 47.238727][ T24] audit: type=1400 audit(1771655538.540:107): avc: denied { write } for pid=401 comm="syz-execprog" path="pipe:[14278]" dev="pipefs" ino=14278 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 47.285629][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.292963][ T468] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.301052][ T468] device bridge_slave_0 entered promiscuous mode [ 47.311708][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.319216][ T468] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.326614][ T468] device bridge_slave_1 entered promiscuous mode [ 47.357013][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.364433][ T468] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.371783][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.379475][ T468] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.400298][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.408341][ T342] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.415652][ T342] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.424986][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.433627][ T342] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.441085][ T342] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.452943][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.461266][ T342] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.468339][ T342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.479871][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.489318][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.506007][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.517058][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.525174][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.533453][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.542122][ T468] device veth0_vlan entered promiscuous mode [ 47.554321][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.563453][ T468] device veth1_macvtap entered promiscuous mode [ 47.577409][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.587235][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.595642][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.626608][ T24] audit: type=1400 audit(1771655538.930:108): avc: denied { create } for pid=472 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 47.646192][ T24] audit: type=1400 audit(1771655538.930:109): avc: denied { write } for pid=472 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 47.685974][ T24] audit: type=1400 audit(1771655538.990:110): avc: denied { setopt } for pid=472 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 147.855396][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 147.862334][ C1] rcu: 1-...!: (9999 ticks this GP) idle=2b6/1/0x4000000000000000 softirq=2571/2571 fqs=40 last_accelerate: 9d31/c440 dyntick_enabled: 1 [ 147.876546][ C1] (t=10000 jiffies g=1453 q=153) [ 147.881571][ C1] rcu: rcu_preempt kthread starved for 9920 jiffies! g1453 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 147.892917][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 147.902878][ C1] rcu: RCU grace-period kthread stack dump: [ 147.908748][ C1] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 147.918192][ C1] Call Trace: [ 147.921485][ C1] __schedule+0xb53/0x1320 [ 147.925883][ C1] ? __sched_text_start+0x8/0x8 [ 147.930720][ C1] ? __mod_timer+0x7da/0xb50 [ 147.935296][ C1] schedule+0x13c/0x1d0 [ 147.939479][ C1] schedule_timeout+0x159/0x330 [ 147.944308][ C1] ? console_conditional_schedule+0x10/0x10 [ 147.950179][ C1] ? run_local_timers+0x160/0x160 [ 147.955180][ C1] ? prepare_to_swait_event+0x320/0x340 [ 147.960707][ C1] rcu_gp_kthread+0x1045/0x2730 [ 147.965540][ C1] ? dyntick_save_progress_counter+0x1b0/0x1b0 [ 147.971692][ C1] ? rcu_barrier_callback+0x50/0x50 [ 147.976872][ C1] ? __kasan_check_read+0x11/0x20 [ 147.981888][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 147.986976][ C1] kthread+0x346/0x3d0 [ 147.991211][ C1] ? rcu_barrier_callback+0x50/0x50 [ 147.996392][ C1] ? kthread_blkcg+0xd0/0xd0 [ 148.001073][ C1] ret_from_fork+0x1f/0x30 [ 148.005592][ C1] NMI backtrace for cpu 1 [ 148.009915][ C1] CPU: 1 PID: 482 Comm: syz.2.19 Not tainted syzkaller #0 [ 148.017089][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 148.027611][ C1] Call Trace: [ 148.030896][ C1] [ 148.033756][ C1] __dump_stack+0x21/0x24 [ 148.038078][ C1] dump_stack_lvl+0x1a7/0x208 [ 148.042849][ C1] ? show_regs_print_info+0x18/0x18 [ 148.048221][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 148.053838][ C1] ? _raw_spin_lock+0xf0/0xf0 [ 148.058495][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 148.064669][ C1] dump_stack+0x15/0x1c [ 148.068981][ C1] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 148.074956][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 148.080949][ C1] rcu_dump_cpu_stacks+0x19c/0x2c0 [ 148.086057][ C1] rcu_sched_clock_irq+0xf88/0x1880 [ 148.091600][ C1] ? rcutree_dead_cpu+0x310/0x310 [ 148.096619][ C1] ? hrtimer_run_queues+0x166/0x430 [ 148.101921][ C1] update_process_times+0x198/0x200 [ 148.107108][ C1] tick_sched_timer+0x17c/0x240 [ 148.111945][ C1] ? tick_setup_sched_timer+0x450/0x450 [ 148.117500][ C1] __hrtimer_run_queues+0x380/0x970 [ 148.122775][ C1] ? hrtimer_interrupt+0xdc0/0xdc0 [ 148.127875][ C1] ? ktime_get_update_offsets_now+0x293/0x2b0 [ 148.133920][ C1] hrtimer_interrupt+0x3a6/0xdc0 [ 148.138925][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3f0 [ 148.144881][ C1] asm_call_irq_on_stack+0xf/0x20 [ 148.150006][ C1] [ 148.152967][ C1] sysvec_apic_timer_interrupt+0x85/0xe0 [ 148.158585][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 148.164603][ C1] RIP: 0010:tipc_sk_lookup+0xd1/0x5f0 [ 148.170039][ C1] Code: 00 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 d2 96 37 fd 49 c1 e6 03 4c 03 33 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 <74> 08 4c 89 f7 e8 b5 96 37 fd 49 8b 1e e8 dd ff ea fc e8 88 ff ea [ 148.190051][ C1] RSP: 0018:ffffc90000d869a0 EFLAGS: 00000246 [ 148.196254][ C1] RAX: 1ffff11022cc30a2 RBX: ffff8881167ec6f8 RCX: dffffc0000000000 [ 148.204353][ C1] RDX: 0000000000000000 RSI: 00000000940e373c RDI: ffff8881167eb9c0 [ 148.212317][ C1] RBP: ffffc90000d86a90 R08: 0000000000000003 R09: 0000000000000004 [ 148.220379][ C1] R10: dffffc0000000000 R11: fffff520001b0d44 R12: dffffc0000000000 [ 148.228351][ C1] R13: ffff888117c78001 R14: ffff888116618510 R15: 00000000940e373c [ 148.236319][ C1] ? __kasan_check_write+0x14/0x20 [ 148.241517][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 148.246445][ C1] ? tipc_sk_rcv+0x1dc0/0x1dc0 [ 148.251273][ C1] ? tipc_sk_rcv+0x18fe/0x1dc0 [ 148.256282][ C1] tipc_sk_rcv+0x350/0x1dc0 [ 148.261094][ C1] ? __stack_depot_save+0x47d/0x4c0 [ 148.266373][ C1] ? kasan_set_track+0x5b/0x70 [ 148.271127][ C1] ? kasan_set_track+0x4a/0x70 [ 148.276137][ C1] ? ____kasan_slab_free+0x125/0x160 [ 148.281601][ C1] ? __kasan_slab_free+0x11/0x20 [ 148.286895][ C1] ? slab_free_freelist_hook+0xc5/0x190 [ 148.293272][ C1] ? kmem_cache_free+0x100/0x2d0 [ 148.298402][ C1] ? kfree_skbmem+0x10c/0x180 [ 148.303075][ C1] ? kfree_skb+0xc1/0x2f0 [ 148.307498][ C1] ? tipc_msg_reverse+0x698/0x900 [ 148.312698][ C1] ? tipc_node_xmit+0x26c/0xd80 [ 148.317979][ C1] ? tipc_sk_filter_rcv+0x15e5/0x3910 [ 148.323650][ C1] ? tipc_sk_rcv+0x742/0x1dc0 [ 148.328314][ C1] ? tipc_node_xmit+0x26c/0xd80 [ 148.333154][ C1] ? exit_to_user_mode_prepare+0x76/0xa0 [ 148.338780][ C1] ? syscall_exit_to_user_mode+0x1d/0x40 [ 148.344404][ C1] ? do_syscall_64+0x3d/0x40 [ 148.349072][ C1] ? __skb_queue_purge+0x170/0x170 [ 148.354166][ C1] tipc_node_xmit+0x26c/0xd80 [ 148.358825][ C1] ? kmem_cache_free+0x100/0x2d0 [ 148.363829][ C1] ? ____kasan_slab_free+0x130/0x160 [ 148.369101][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 148.374621][ C1] ? slab_free_freelist_hook+0xc5/0x190 [ 148.380232][ C1] ? kfree_skbmem+0x10c/0x180 [ 148.384978][ C1] ? kmem_cache_free+0x100/0x2d0 [ 148.390070][ C1] tipc_node_xmit_skb+0xf7/0x150 [ 148.395165][ C1] ? kfree_skb+0xc1/0x2f0 [ 148.399558][ C1] ? __skb_queue_purge+0x170/0x170 [ 148.404670][ C1] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 148.410020][ C1] tipc_sk_rcv+0x1c46/0x1dc0 [ 148.414630][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 148.419900][ C1] ? __skb_queue_purge+0x170/0x170 [ 148.425187][ C1] tipc_node_xmit+0x26c/0xd80 [ 148.429857][ C1] ? is_bpf_text_address+0x177/0x190 [ 148.435120][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 148.440644][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 148.446333][ C1] ? _raw_spin_lock+0xf0/0xf0 [ 148.451368][ C1] tipc_sk_filter_rcv+0x15e5/0x3910 [ 148.456748][ C1] ? tipc_sk_dump+0xfc0/0xfc0 [ 148.461403][ C1] ? __kasan_check_write+0x14/0x20 [ 148.466669][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 148.471597][ C1] tipc_sk_rcv+0x742/0x1dc0 [ 148.476096][ C1] ? kfree_skbmem+0x10c/0x180 [ 148.480978][ C1] ? __skb_queue_purge+0x170/0x170 [ 148.486169][ C1] ? tipc_sk_filter_rcv+0x30d7/0x3910 [ 148.491532][ C1] ? ____fput+0x15/0x20 [ 148.495669][ C1] ? task_work_run+0x127/0x190 [ 148.500577][ C1] tipc_node_xmit+0x26c/0xd80 [ 148.505340][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 148.510974][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 148.516493][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 148.521890][ C1] tipc_sk_backlog_rcv+0x17d/0x210 [ 148.527097][ C1] ? tipc_sk_timeout+0x990/0x990 [ 148.532152][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 148.537788][ C1] __release_sock+0x146/0x360 [ 148.542542][ C1] ? _raw_write_lock_irq+0xf0/0xf0 [ 148.547833][ C1] release_sock+0x60/0x1b0 [ 148.552234][ C1] tipc_release+0xbd4/0x1490 [ 148.556806][ C1] ? down_read_killable+0xe0/0xe0 [ 148.561812][ C1] sock_close+0xe0/0x270 [ 148.566038][ C1] ? sock_mmap+0xa0/0xa0 [ 148.570282][ C1] __fput+0x2fb/0x770 [ 148.574435][ C1] ____fput+0x15/0x20 [ 148.578459][ C1] task_work_run+0x127/0x190 [ 148.583130][ C1] exit_to_user_mode_loop+0xcb/0xe0 [ 148.588312][ C1] exit_to_user_mode_prepare+0x76/0xa0 [ 148.593765][ C1] syscall_exit_to_user_mode+0x1d/0x40 [ 148.599215][ C1] do_syscall_64+0x3d/0x40 [ 148.603623][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 148.609500][ C1] RIP: 0033:0x7fa7e4068079 [ 148.613897][ 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 [ 148.633853][ C1] RSP: 002b:00007fa7e3acd028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 148.642256][ C1] RAX: 00000000000203a0 RBX: 00007fa7e4293fa0 RCX: 00007fa7e4068079 [ 148.650218][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003 [ 148.658475][ C1] RBP: 00007fa7e40faa4c R08: 0000000000000000 R09: 0000000000000000 [ 148.666435][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 148.674391][ C1] R13: 0000000000000000 R14: 00007fa7e4293fa0 R15: 00007ffdd9ab30c8 [ 198.978827][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz.2.19:481] [ 198.987185][ C0] Modules linked in: [ 198.991084][ C0] CPU: 0 PID: 481 Comm: syz.2.19 Not tainted syzkaller #0 [ 198.998267][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 199.008417][ C0] RIP: 0010:kvm_wait+0xce/0x130 [ 199.013267][ C0] Code: 38 f0 75 26 41 f7 c4 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 33 1e b8 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 24 1e b8 03 fb f4 <4c> 89 64 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 4b c7 04 [ 199.033506][ C0] RSP: 0018:ffffc90000d379a0 EFLAGS: 00000246 [ 199.039744][ C0] RAX: 0000000000000003 RBX: ffff888117c78088 RCX: ffffffff814bed9a [ 199.047804][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff888117c78088 [ 199.055775][ C0] RBP: ffffc90000d37a50 R08: ffff888117c78088 R09: 1ffff11022f8f011 [ 199.063742][ C0] R10: dffffc0000000000 R11: ffffed1022f8f012 R12: 0000000000000246 [ 199.071722][ C0] R13: 1ffff11022f8f011 R14: dffffc0000000000 R15: 1ffff920001a6f38 [ 199.079701][ C0] FS: 00005555821be500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 199.088632][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.095297][ C0] CR2: 00007fa7e40b57c0 CR3: 0000000117274000 CR4: 00000000003506b0 [ 199.103616][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.111582][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.119736][ C0] Call Trace: [ 199.123121][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 199.129550][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 199.134758][ C0] ? __pv_queued_spin_lock_slowpath+0x6ba/0xb70 [ 199.141011][ C0] __pv_queued_spin_lock_slowpath+0x714/0xb70 [ 199.147356][ C0] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 199.153764][ C0] ? kasan_save_stack+0x49/0x60 [ 199.158615][ C0] ? __kasan_record_aux_stack+0xd2/0x100 [ 199.164246][ C0] ? kasan_record_aux_stack+0xe/0x10 [ 199.169696][ C0] ? task_work_add+0x27/0x1e0 [ 199.174372][ C0] ? fput+0x1a/0x20 [ 199.178177][ C0] ? filp_close+0x105/0x150 [ 199.182762][ C0] ? __close_range+0x1d1/0x440 [ 199.187636][ C0] ? __x64_sys_close_range+0x7a/0x90 [ 199.192917][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 199.198571][ C0] _raw_spin_lock_bh+0xe4/0xf0 [ 199.203367][ C0] ? _raw_spin_lock_irq+0xf0/0xf0 [ 199.208591][ C0] lock_sock_nested+0x90/0x2a0 [ 199.213361][ C0] ? sock_init_data+0xc0/0xc0 [ 199.218035][ C0] ? fsnotify+0x19ab/0x1a70 [ 199.222647][ C0] tipc_release+0x56/0x1490 [ 199.227245][ C0] ? down_read_killable+0xe0/0xe0 [ 199.232530][ C0] sock_close+0xe0/0x270 [ 199.236790][ C0] ? sock_mmap+0xa0/0xa0 [ 199.241098][ C0] __fput+0x2fb/0x770 [ 199.245548][ C0] ____fput+0x15/0x20 [ 199.249544][ C0] task_work_run+0x127/0x190 [ 199.254244][ C0] exit_to_user_mode_loop+0xcb/0xe0 [ 199.259475][ C0] exit_to_user_mode_prepare+0x76/0xa0 [ 199.265144][ C0] syscall_exit_to_user_mode+0x1d/0x40 [ 199.270613][ C0] do_syscall_64+0x3d/0x40 [ 199.275043][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.281056][ C0] RIP: 0033:0x7fa7e4068079 [ 199.285557][ 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 [ 199.305383][ C0] RSP: 002b:00007ffdd9ab3228 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 199.313820][ C0] RAX: 0000000000000000 RBX: 00007fa7e4295ba0 RCX: 00007fa7e4068079 [ 199.322018][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 199.330436][ C0] RBP: 00007fa7e4295ba0 R08: 0000000000000006 R09: 0000000000000000 [ 199.338426][ C0] R10: 00007fa7e4295ac0 R11: 0000000000000246 R12: 000000000000bdf6 [ 199.346498][ C0] R13: 00007fa7e429408c R14: 000000000000bb1b R15: 00007fa7e4294080 [ 199.354476][ C0] Sending NMI from CPU 0 to CPUs 1: [ 199.360445][ C1] NMI backtrace for cpu 1 [ 199.360450][ C1] CPU: 1 PID: 482 Comm: syz.2.19 Not tainted syzkaller #0 [ 199.360455][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 199.360458][ C1] RIP: 0010:tipc_sk_rcv+0x280/0x1dc0 [ 199.360467][ C1] Code: 31 ff 44 89 f6 e8 90 35 fd fc 41 b5 01 4d 8d bc 24 e0 00 00 00 4c 89 f8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ff e8 d0 b2 37 fd <4d> 8b 3f 49 83 c7 14 4c 89 f8 48 c1 e8 03 0f b6 04 18 84 c0 75 5f [ 199.360470][ C1] RSP: 0018:ffffc90000d86aa0 EFLAGS: 00000246 [ 199.360484][ C1] RAX: 1ffff11022f765ac RBX: dffffc0000000000 RCX: 0000000000000000 [ 199.360488][ C1] RDX: ffff888117aa62c0 RSI: 00000000940e373c RDI: 0000000000000000 [ 199.360493][ C1] RBP: ffffc90000d86d10 R08: 0000000000000003 R09: 0000000000000004 [ 199.360497][ C1] R10: dffffc0000000000 R11: fffff520001b0d44 R12: ffff888117bb2c80 [ 199.360501][ C1] R13: ffff888117c78001 R14: 00000000940e373c R15: ffff888117bb2d60 [ 199.360505][ C1] FS: 00007fa7e3acd6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 199.360509][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.360513][ C1] CR2: 0000200000011000 CR3: 0000000117274000 CR4: 00000000003506a0 [ 199.360517][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.360521][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.360523][ C1] Call Trace: [ 199.360526][ C1] ? __stack_depot_save+0x47d/0x4c0 [ 199.360529][ C1] ? kasan_set_track+0x5b/0x70 [ 199.360532][ C1] ? kasan_set_track+0x4a/0x70 [ 199.360535][ C1] ? ____kasan_slab_free+0x125/0x160 [ 199.360538][ C1] ? __kasan_slab_free+0x11/0x20 [ 199.360541][ C1] ? slab_free_freelist_hook+0xc5/0x190 [ 199.360544][ C1] ? kmem_cache_free+0x100/0x2d0 [ 199.360547][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.360550][ C1] ? kfree_skb+0xc1/0x2f0 [ 199.360553][ C1] ? tipc_msg_reverse+0x698/0x900 [ 199.360556][ C1] ? tipc_node_xmit+0x26c/0xd80 [ 199.360559][ C1] ? tipc_sk_filter_rcv+0x15e5/0x3910 [ 199.360562][ C1] ? tipc_sk_rcv+0x742/0x1dc0 [ 199.360565][ C1] ? tipc_node_xmit+0x26c/0xd80 [ 199.360568][ C1] ? exit_to_user_mode_prepare+0x76/0xa0 [ 199.360571][ C1] ? syscall_exit_to_user_mode+0x1d/0x40 [ 199.360574][ C1] ? do_syscall_64+0x3d/0x40 [ 199.360577][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.360580][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.360583][ C1] ? kmem_cache_free+0x100/0x2d0 [ 199.360586][ C1] ? ____kasan_slab_free+0x130/0x160 [ 199.360589][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.360593][ C1] ? slab_free_freelist_hook+0xc5/0x190 [ 199.360595][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.360598][ C1] ? kmem_cache_free+0x100/0x2d0 [ 199.360601][ C1] tipc_node_xmit_skb+0xf7/0x150 [ 199.360604][ C1] ? kfree_skb+0xc1/0x2f0 [ 199.360607][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.360610][ C1] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 199.360613][ C1] tipc_sk_rcv+0x1c46/0x1dc0 [ 199.360616][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 199.360619][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.360622][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.360625][ C1] ? is_bpf_text_address+0x177/0x190 [ 199.360628][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.360631][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 199.360640][ C1] ? _raw_spin_lock+0xf0/0xf0 [ 199.360643][ C1] tipc_sk_filter_rcv+0x15e5/0x3910 [ 199.360646][ C1] ? tipc_sk_dump+0xfc0/0xfc0 [ 199.360649][ C1] ? __kasan_check_write+0x14/0x20 [ 199.360652][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 199.360655][ C1] tipc_sk_rcv+0x742/0x1dc0 [ 199.360658][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.360661][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.360664][ C1] ? tipc_sk_filter_rcv+0x30d7/0x3910 [ 199.360667][ C1] ? ____fput+0x15/0x20 [ 199.360670][ C1] ? task_work_run+0x127/0x190 [ 199.360673][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.360676][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.360679][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 199.360682][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 199.360685][ C1] tipc_sk_backlog_rcv+0x17d/0x210 [ 199.360688][ C1] ? tipc_sk_timeout+0x990/0x990 [ 199.360691][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 199.360694][ C1] __release_sock+0x146/0x360 [ 199.360697][ C1] ? _raw_write_lock_irq+0xf0/0xf0 [ 199.360700][ C1] release_sock+0x60/0x1b0 [ 199.360703][ C1] tipc_release+0xbd4/0x1490 [ 199.360706][ C1] ? down_read_killable+0xe0/0xe0 [ 199.360708][ C1] sock_close+0xe0/0x270 [ 199.360711][ C1] ? sock_mmap+0xa0/0xa0 [ 199.360714][ C1] __fput+0x2fb/0x770 [ 199.360716][ C1] ____fput+0x15/0x20 [ 199.360719][ C1] task_work_run+0x127/0x190 [ 199.360722][ C1] exit_to_user_mode_loop+0xcb/0xe0 [ 199.360725][ C1] exit_to_user_mode_prepare+0x76/0xa0 [ 199.360728][ C1] syscall_exit_to_user_mode+0x1d/0x40 [ 199.360731][ C1] do_syscall_64+0x3d/0x40 [ 199.360735][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.360737][ C1] RIP: 0033:0x7fa7e4068079 [ 199.360746][ 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 [ 199.360749][ C1] RSP: 002b:00007fa7e3acd028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.360757][ C1] RAX: 00000000000203a0 RBX: 00007fa7e4293fa0 RCX: 00007fa7e4068079 [ 199.360761][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003 [ 199.360765][ C1] RBP: 00007fa7e40faa4c R08: 0000000000000000 R09: 0000000000000000 [ 199.360769][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 199.360772][ C1] R13: 0000000000000000 R14: 00007fa7e4293fa0 R15: 00007ffdd9ab30c8