Warning: Permanently added '10.128.1.223' (ED25519) to the list of known hosts. 2025/10/04 19:39:14 parsed 1 programs [ 49.189209][ T24] kauditd_printk_skb: 30 callbacks suppressed [ 49.189222][ T24] audit: type=1400 audit(1759606755.790:104): avc: denied { unlink } for pid=408 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" [ 49.240409][ T408] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 50.124681][ T24] audit: type=1401 audit(1759606756.730:105): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 50.176367][ T24] audit: type=1400 audit(1759606756.780:106): avc: denied { create } for pid=454 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 50.330774][ T461] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.338810][ T461] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.346709][ T461] device bridge_slave_0 entered promiscuous mode [ 50.353960][ T461] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.361000][ T461] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.368648][ T461] device bridge_slave_1 entered promiscuous mode [ 50.421750][ T461] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.429357][ T461] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.436926][ T461] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.444086][ T461] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.463516][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.471311][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.478904][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.488130][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.496458][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.503662][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.512447][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.520919][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.528160][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.551562][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.559792][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.572259][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.584031][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.592104][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.599903][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.615474][ T461] device veth0_vlan entered promiscuous mode [ 50.625811][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.635270][ T461] device veth1_macvtap entered promiscuous mode [ 50.644687][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.655525][ T306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/10/04 19:39:17 executed programs: 0 [ 50.805059][ T24] audit: type=1400 audit(1759606757.410:107): avc: denied { write } for pid=400 comm="syz-execprog" path="pipe:[15779]" dev="pipefs" ino=15779 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 50.849611][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.857079][ T471] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.864707][ T471] device bridge_slave_0 entered promiscuous mode [ 50.877713][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.884915][ T471] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.892256][ T471] device bridge_slave_1 entered promiscuous mode [ 50.935549][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.942598][ T471] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.949966][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.957218][ T471] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.974671][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.982228][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.989786][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.005266][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.013576][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.020802][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.029389][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.037799][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.044873][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.061398][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.070793][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.090979][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.102000][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.110505][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.118125][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.126583][ T471] device veth0_vlan entered promiscuous mode [ 51.138083][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.147543][ T471] device veth1_macvtap entered promiscuous mode [ 51.156665][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.174839][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.211663][ T24] audit: type=1400 audit(1759606757.810:108): avc: denied { create } for pid=491 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 51.231069][ T24] audit: type=1400 audit(1759606757.810:109): avc: denied { write } for pid=491 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 51.262367][ T24] audit: type=1400 audit(1759606757.860:110): avc: denied { setopt } for pid=491 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 151.332832][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 151.339505][ C0] rcu: 0-...!: (1 GPs behind) idle=10a/1/0x4000000000000000 softirq=2740/2741 fqs=39 last_accelerate: 9e89/c599 dyntick_enabled: 1 [ 151.353041][ C0] (t=10000 jiffies g=1621 q=80) [ 151.357972][ C0] rcu: rcu_preempt kthread starved for 9922 jiffies! g1621 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 151.369147][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 151.379599][ C0] rcu: RCU grace-period kthread stack dump: [ 151.385487][ C0] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 151.394688][ C0] Call Trace: [ 151.398011][ C0] __schedule+0xb47/0x1310 [ 151.402421][ C0] ? release_firmware_map_entry+0x190/0x190 [ 151.408311][ C0] ? __mod_timer+0x7ae/0xb30 [ 151.412894][ C0] schedule+0x13c/0x1d0 [ 151.417043][ C0] schedule_timeout+0x12c/0x2d0 [ 151.421930][ C0] ? console_conditional_schedule+0x10/0x10 [ 151.427917][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 151.433549][ C0] ? run_local_timers+0x160/0x160 [ 151.438585][ C0] ? prepare_to_swait_event+0x320/0x340 [ 151.444151][ C0] rcu_gp_kthread+0x100a/0x26a0 [ 151.449175][ C0] ? dyntick_save_progress_counter+0x1b0/0x1b0 [ 151.455335][ C0] ? rcu_barrier_callback+0x50/0x50 [ 151.460528][ C0] ? __kasan_check_read+0x11/0x20 [ 151.465545][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 151.470572][ C0] kthread+0x346/0x3d0 [ 151.474635][ C0] ? rcu_barrier_callback+0x50/0x50 [ 151.479848][ C0] ? kthread_blkcg+0xd0/0xd0 [ 151.484429][ C0] ret_from_fork+0x1f/0x30 [ 151.488891][ C0] NMI backtrace for cpu 0 [ 151.493223][ C0] CPU: 0 PID: 495 Comm: syz.2.17 Not tainted syzkaller #0 [ 151.500501][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 151.510715][ C0] Call Trace: [ 151.513992][ C0] [ 151.516842][ C0] __dump_stack+0x21/0x24 [ 151.521162][ C0] dump_stack_lvl+0x169/0x1d8 [ 151.525959][ C0] ? show_regs_print_info+0x18/0x18 [ 151.531375][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 151.536918][ C0] ? _raw_spin_lock+0xe0/0xe0 [ 151.541591][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 151.547830][ C0] dump_stack+0x15/0x1c [ 151.552163][ C0] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 151.558240][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 151.564227][ C0] rcu_dump_cpu_stacks+0x19c/0x2c0 [ 151.569339][ C0] rcu_sched_clock_irq+0xf79/0x1870 [ 151.574530][ C0] ? rcutree_dead_cpu+0x2f0/0x2f0 [ 151.579547][ C0] ? hrtimer_run_queues+0x166/0x430 [ 151.584747][ C0] update_process_times+0x198/0x200 [ 151.589953][ C0] tick_sched_timer+0x17c/0x240 [ 151.594802][ C0] ? tick_setup_sched_timer+0x450/0x450 [ 151.600346][ C0] __hrtimer_run_queues+0x37a/0x960 [ 151.605566][ C0] ? process_backlog+0x5e0/0x600 [ 151.610709][ C0] ? hrtimer_interrupt+0xdc0/0xdc0 [ 151.616162][ C0] ? ktime_get_update_offsets_now+0x293/0x2b0 [ 151.622294][ C0] hrtimer_interrupt+0x3a6/0xdc0 [ 151.627316][ C0] ? sched_clock_cpu+0x1b/0x3d0 [ 151.632350][ C0] ? do_sync_core+0x22/0x30 [ 151.636971][ C0] __sysvec_apic_timer_interrupt+0xfa/0x3f0 [ 151.642871][ C0] asm_call_irq_on_stack+0xf/0x20 [ 151.647918][ C0] [ 151.650860][ C0] sysvec_apic_timer_interrupt+0x85/0xe0 [ 151.656577][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 151.662769][ C0] RIP: 0010:tipc_sk_rcv+0x426/0x1ef0 [ 151.668072][ C0] Code: 00 00 49 89 c5 48 89 44 24 30 48 8d b8 88 00 00 00 48 89 bc 24 58 01 00 00 e8 36 bf 1a 00 41 89 c6 31 ff 89 c6 e8 9a 71 06 fd <45> 85 f6 0f 84 76 18 00 00 48 8b 84 24 f0 00 00 00 42 80 3c 20 00 [ 151.688012][ C0] RSP: 0018:ffffc90003096aa0 EFLAGS: 00000293 [ 151.694298][ C0] RAX: ffffffff845d3826 RBX: ffffc90003096ec0 RCX: 0000000000000000 [ 151.702276][ C0] RDX: ffff888117da0000 RSI: 0000000000000000 RDI: 0000000000000000 [ 151.710427][ C0] RBP: ffffc90003096d10 R08: dffffc0000000000 R09: ffffed10244d0db2 [ 151.718835][ C0] R10: ffffed10244d0db2 R11: 1ffff110244d0db1 R12: dffffc0000000000 [ 151.726906][ C0] R13: ffff888122686d00 R14: 0000000000000000 R15: 0000000021c60198 [ 151.735165][ C0] ? tipc_sk_rcv+0x426/0x1ef0 [ 151.739842][ C0] ? __stack_depot_save+0x479/0x4c0 [ 151.745146][ C0] ? kasan_set_track+0x5b/0x70 [ 151.749900][ C0] ? kasan_set_track+0x4a/0x70 [ 151.754660][ C0] ? kasan_set_free_info+0x23/0x40 [ 151.759776][ C0] ? ____kasan_slab_free+0x125/0x160 [ 151.765229][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 151.770790][ C0] ? kmem_cache_free+0x100/0x2d0 [ 151.775718][ C0] ? kfree_skbmem+0x10c/0x180 [ 151.780383][ C0] ? kfree_skb+0xc1/0x2f0 [ 151.784715][ C0] ? tipc_msg_reverse+0x698/0x900 [ 151.790166][ C0] ? tipc_node_xmit+0x256/0xcd0 [ 151.795017][ C0] ? tipc_sk_filter_rcv+0x1581/0x3850 [ 151.800496][ C0] ? tipc_node_xmit+0x256/0xcd0 [ 151.805500][ C0] ? tipc_node_distr_xmit+0x292/0x390 [ 151.810983][ C0] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 151.816448][ C0] ? syscall_exit_to_user_mode+0x1d/0x40 [ 151.822070][ C0] ? do_syscall_64+0x3d/0x40 [ 151.826682][ C0] ? __skb_queue_purge+0x170/0x170 [ 151.831795][ C0] tipc_node_xmit+0x256/0xcd0 [ 151.836461][ C0] ? ____kasan_slab_free+0x130/0x160 [ 151.841735][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 151.847445][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 151.852983][ C0] ? kfree_skbmem+0x10c/0x180 [ 151.857759][ C0] ? kmem_cache_free+0x100/0x2d0 [ 151.862705][ C0] tipc_node_xmit_skb+0xe9/0x130 [ 151.867649][ C0] ? kfree_skb+0xc1/0x2f0 [ 151.871993][ C0] ? __skb_queue_purge+0x170/0x170 [ 151.877138][ C0] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 151.882496][ C0] tipc_sk_rcv+0x1d77/0x1ef0 [ 151.887079][ C0] ? stack_trace_save+0x98/0xe0 [ 151.891920][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 151.897022][ C0] ? __set_page_owner+0x3b/0x2a0 [ 151.901961][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 151.908022][ C0] ? __skb_queue_purge+0x170/0x170 [ 151.913158][ C0] tipc_node_xmit+0x256/0xcd0 [ 151.917845][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 151.923381][ C0] ? unwind_get_return_address+0x4d/0x90 [ 151.929025][ C0] ? __kasan_check_write+0x14/0x20 [ 151.934129][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 151.939576][ C0] ? _raw_spin_lock+0xe0/0xe0 [ 151.944332][ C0] tipc_sk_filter_rcv+0x1581/0x3850 [ 151.949529][ C0] ? tipc_sk_dump+0xfc0/0xfc0 [ 151.954199][ C0] ? __kasan_check_write+0x14/0x20 [ 151.959304][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 151.964238][ C0] tipc_sk_rcv+0x7cc/0x1ef0 [ 151.968747][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 151.974371][ C0] ? kmem_cache_free+0x100/0x2d0 [ 151.979326][ C0] ? __skb_queue_purge+0x170/0x170 [ 151.984542][ C0] ? tipc_sk_filter_rcv+0x3034/0x3850 [ 151.989932][ C0] ? ____fput+0x15/0x20 [ 151.994115][ C0] ? task_work_run+0x127/0x190 [ 151.998877][ C0] tipc_node_xmit+0x256/0xcd0 [ 152.003547][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 152.009088][ C0] tipc_node_distr_xmit+0x292/0x390 [ 152.014393][ C0] ? tipc_node_xmit_skb+0x130/0x130 [ 152.019594][ C0] ? kfree_skbmem+0x10c/0x180 [ 152.024280][ C0] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 152.029380][ C0] ? tipc_sk_timeout+0x970/0x970 [ 152.034309][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 152.039953][ C0] __release_sock+0x146/0x360 [ 152.044622][ C0] ? _raw_write_lock_irq+0xe0/0xe0 [ 152.049743][ C0] release_sock+0x60/0x1b0 [ 152.054146][ C0] tipc_release+0xbd4/0x1490 [ 152.058811][ C0] ? down_read_killable+0xe0/0xe0 [ 152.063820][ C0] sock_close+0xe0/0x270 [ 152.068049][ C0] ? sock_mmap+0xa0/0xa0 [ 152.072291][ C0] __fput+0x2fb/0x770 [ 152.076293][ C0] ____fput+0x15/0x20 [ 152.080279][ C0] task_work_run+0x127/0x190 [ 152.084953][ C0] exit_to_user_mode_loop+0xcb/0xe0 [ 152.090158][ C0] exit_to_user_mode_prepare+0x76/0xa0 [ 152.095605][ C0] syscall_exit_to_user_mode+0x1d/0x40 [ 152.101052][ C0] do_syscall_64+0x3d/0x40 [ 152.105469][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 152.111462][ C0] RIP: 0033:0x7fdc39e43929 [ 152.115865][ C0] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 152.135556][ C0] RSP: 002b:00007fdc398b4038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 152.144136][ C0] RAX: 00000000000203a0 RBX: 00007fdc3a06afa0 RCX: 00007fdc39e43929 [ 152.152371][ C0] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003 [ 152.160591][ C0] RBP: 00007fdc39ec5b39 R08: 0000000000000000 R09: 0000000000000000 [ 152.168574][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 152.176544][ C0] R13: 0000000000000000 R14: 00007fdc3a06afa0 R15: 00007ffc6bae4878 [ 199.049619][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz.2.17:494] [ 199.057907][ C1] Modules linked in: [ 199.061862][ C1] CPU: 1 PID: 494 Comm: syz.2.17 Not tainted syzkaller #0 [ 199.068998][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 199.079241][ C1] RIP: 0010:kvm_wait+0xc2/0x120 [ 199.084110][ C1] Code: 38 f0 75 26 41 f7 c4 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 3f 98 98 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 30 98 98 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 [ 199.103728][ C1] RSP: 0018:ffffc900030879a0 EFLAGS: 00000246 [ 199.109982][ C1] RAX: 0000000000000003 RBX: ffff888122686d88 RCX: ffffffff814b263a [ 199.117962][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff888122686d88 [ 199.125943][ C1] RBP: ffffc90003087a50 R08: dffffc0000000000 R09: ffffed10244d0db2 [ 199.133952][ C1] R10: ffffed10244d0db2 R11: 1ffff110244d0db1 R12: 0000000000000246 [ 199.141935][ C1] R13: 1ffff110244d0db1 R14: dffffc0000000000 R15: 1ffff92000610f38 [ 199.150001][ C1] FS: 0000555560c13500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 199.158937][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.165526][ C1] CR2: 0000000000000000 CR3: 0000000117d5c000 CR4: 00000000003506a0 [ 199.173587][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.181734][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.189704][ C1] Call Trace: [ 199.193040][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 199.199195][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 199.204311][ C1] ? __pv_queued_spin_lock_slowpath+0x6ba/0xb70 [ 199.210732][ C1] __pv_queued_spin_lock_slowpath+0x714/0xb70 [ 199.216806][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 199.223224][ C1] ? kasan_save_stack+0x49/0x60 [ 199.228079][ C1] ? __kasan_record_aux_stack+0xd2/0x100 [ 199.233708][ C1] ? kasan_record_aux_stack+0xe/0x10 [ 199.239100][ C1] ? task_work_add+0x27/0x1e0 [ 199.243776][ C1] ? fput+0x1a/0x20 [ 199.247583][ C1] ? filp_close+0x105/0x150 [ 199.252090][ C1] ? __close_range+0x1ca/0x430 [ 199.256942][ C1] ? __x64_sys_close_range+0x7a/0x90 [ 199.262232][ C1] queued_spin_lock_slowpath+0x47/0x50 [ 199.267707][ C1] _raw_spin_lock_bh+0xd8/0xe0 [ 199.272470][ C1] ? _raw_spin_lock_irq+0xe0/0xe0 [ 199.277526][ C1] lock_sock_nested+0x92/0x290 [ 199.282328][ C1] ? locks_remove_posix+0x530/0x530 [ 199.287616][ C1] ? sock_init_data+0xc0/0xc0 [ 199.292479][ C1] ? fsnotify+0x1967/0x1a80 [ 199.297087][ C1] tipc_release+0x56/0x1490 [ 199.301604][ C1] ? down_read_killable+0xe0/0xe0 [ 199.306640][ C1] sock_close+0xe0/0x270 [ 199.310892][ C1] ? sock_mmap+0xa0/0xa0 [ 199.315173][ C1] __fput+0x2fb/0x770 [ 199.319182][ C1] ____fput+0x15/0x20 [ 199.323270][ C1] task_work_run+0x127/0x190 [ 199.327967][ C1] exit_to_user_mode_loop+0xcb/0xe0 [ 199.333345][ C1] exit_to_user_mode_prepare+0x76/0xa0 [ 199.338905][ C1] syscall_exit_to_user_mode+0x1d/0x40 [ 199.344380][ C1] do_syscall_64+0x3d/0x40 [ 199.348806][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.354717][ C1] RIP: 0033:0x7fdc39e43929 [ 199.359153][ C1] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 199.378969][ C1] RSP: 002b:00007ffc6bae49d8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 199.387393][ C1] RAX: 0000000000000000 RBX: 00007fdc3a06cba0 RCX: 00007fdc39e43929 [ 199.395603][ C1] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 199.403580][ C1] RBP: 00007fdc3a06cba0 R08: 0000000000000000 R09: 000000056bae4ccf [ 199.411673][ C1] R10: 00007fdc3a06cac0 R11: 0000000000000246 R12: 000000000000cb82 [ 199.419651][ C1] R13: 00007fdc3a06b080 R14: ffffffffffffffff R15: 00007ffc6bae4af0 [ 199.427810][ C1] Sending NMI from CPU 1 to CPUs 0: [ 199.433896][ C0] NMI backtrace for cpu 0 [ 199.433905][ C0] CPU: 0 PID: 495 Comm: syz.2.17 Not tainted syzkaller #0 [ 199.433912][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 199.433915][ C0] RIP: 0010:kasan_check_range+0x1b1/0x290 [ 199.433927][ C0] Code: d6 4d 8d 56 07 4d 85 f6 4d 0f 49 d6 49 83 e2 f8 4d 29 d6 74 12 41 80 39 00 0f 85 a1 00 00 00 49 ff c1 49 ff ce 75 ee 5b 41 5e <41> 5f 5d c3 84 db 75 61 f7 c3 00 ff 00 00 75 5e f7 c3 00 00 ff 00 [ 199.433931][ C0] RSP: 0018:ffffc900030969d8 EFLAGS: 00000256 [ 199.433940][ C0] RAX: 0000000000000401 RBX: ffff888122686d88 RCX: ffffffff8477f7cb [ 199.433945][ C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888122686d88 [ 199.433950][ C0] RBP: ffffc900030969e0 R08: dffffc0000000000 R09: ffffed10244d0db2 [ 199.433955][ C0] R10: ffffed10244d0db2 R11: 1ffff110244d0db1 R12: dffffc0000000000 [ 199.433960][ C0] R13: 1ffff92000612d40 R14: ffffffff845d381a R15: dffffc0000000001 [ 199.433965][ C0] FS: 00007fdc398b46c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 199.433969][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.433974][ C0] CR2: 0000200000011000 CR3: 0000000117d5c000 CR4: 00000000003506b0 [ 199.433979][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.433984][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.433986][ C0] Call Trace: [ 199.433990][ C0] __kasan_check_read+0x11/0x20 [ 199.433993][ C0] _raw_spin_trylock_bh+0x7b/0x130 [ 199.433996][ C0] ? _raw_spin_trylock+0x140/0x140 [ 199.433999][ C0] tipc_sk_rcv+0x41a/0x1ef0 [ 199.434003][ C0] ? __stack_depot_save+0x479/0x4c0 [ 199.434006][ C0] ? kasan_set_track+0x5b/0x70 [ 199.434009][ C0] ? kasan_set_track+0x4a/0x70 [ 199.434013][ C0] ? kasan_set_free_info+0x23/0x40 [ 199.434016][ C0] ? ____kasan_slab_free+0x125/0x160 [ 199.434020][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 199.434023][ C0] ? kmem_cache_free+0x100/0x2d0 [ 199.434028][ C0] ? kfree_skbmem+0x10c/0x180 [ 199.434030][ C0] ? kfree_skb+0xc1/0x2f0 [ 199.434033][ C0] ? tipc_msg_reverse+0x698/0x900 [ 199.434036][ C0] ? tipc_node_xmit+0x256/0xcd0 [ 199.434039][ C0] ? tipc_sk_filter_rcv+0x1581/0x3850 [ 199.434042][ C0] ? tipc_node_xmit+0x256/0xcd0 [ 199.434044][ C0] ? tipc_node_distr_xmit+0x292/0x390 [ 199.434047][ C0] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 199.434050][ C0] ? syscall_exit_to_user_mode+0x1d/0x40 [ 199.434053][ C0] ? do_syscall_64+0x3d/0x40 [ 199.434056][ C0] ? __skb_queue_purge+0x170/0x170 [ 199.434058][ C0] tipc_node_xmit+0x256/0xcd0 [ 199.434061][ C0] ? ____kasan_slab_free+0x130/0x160 [ 199.434064][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.434067][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 199.434070][ C0] ? kfree_skbmem+0x10c/0x180 [ 199.434072][ C0] ? kmem_cache_free+0x100/0x2d0 [ 199.434075][ C0] tipc_node_xmit_skb+0xe9/0x130 [ 199.434078][ C0] ? kfree_skb+0xc1/0x2f0 [ 199.434080][ C0] ? __skb_queue_purge+0x170/0x170 [ 199.434083][ C0] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 199.434086][ C0] tipc_sk_rcv+0x1d77/0x1ef0 [ 199.434089][ C0] ? stack_trace_save+0x98/0xe0 [ 199.434092][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 199.434094][ C0] ? __set_page_owner+0x3b/0x2a0 [ 199.434098][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.434101][ C0] ? __skb_queue_purge+0x170/0x170 [ 199.434103][ C0] tipc_node_xmit+0x256/0xcd0 [ 199.434106][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.434109][ C0] ? unwind_get_return_address+0x4d/0x90 [ 199.434112][ C0] ? __kasan_check_write+0x14/0x20 [ 199.434115][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 199.434118][ C0] ? _raw_spin_lock+0xe0/0xe0 [ 199.434121][ C0] tipc_sk_filter_rcv+0x1581/0x3850 [ 199.434123][ C0] ? tipc_sk_dump+0xfc0/0xfc0 [ 199.434126][ C0] ? __kasan_check_write+0x14/0x20 [ 199.434129][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 199.434131][ C0] tipc_sk_rcv+0x7cc/0x1ef0 [ 199.434140][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 199.434144][ C0] ? kmem_cache_free+0x100/0x2d0 [ 199.434147][ C0] ? __skb_queue_purge+0x170/0x170 [ 199.434150][ C0] ? tipc_sk_filter_rcv+0x3034/0x3850 [ 199.434152][ C0] ? ____fput+0x15/0x20 [ 199.434155][ C0] ? task_work_run+0x127/0x190 [ 199.434158][ C0] tipc_node_xmit+0x256/0xcd0 [ 199.434161][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.434163][ C0] tipc_node_distr_xmit+0x292/0x390 [ 199.434166][ C0] ? tipc_node_xmit_skb+0x130/0x130 [ 199.434169][ C0] ? kfree_skbmem+0x10c/0x180 [ 199.434172][ C0] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 199.434174][ C0] ? tipc_sk_timeout+0x970/0x970 [ 199.434177][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 199.434180][ C0] __release_sock+0x146/0x360 [ 199.434183][ C0] ? _raw_write_lock_irq+0xe0/0xe0 [ 199.434185][ C0] release_sock+0x60/0x1b0 [ 199.434188][ C0] tipc_release+0xbd4/0x1490 [ 199.434191][ C0] ? down_read_killable+0xe0/0xe0 [ 199.434193][ C0] sock_close+0xe0/0x270 [ 199.434195][ C0] ? sock_mmap+0xa0/0xa0 [ 199.434198][ C0] __fput+0x2fb/0x770 [ 199.434200][ C0] ____fput+0x15/0x20 [ 199.434203][ C0] task_work_run+0x127/0x190 [ 199.434205][ C0] exit_to_user_mode_loop+0xcb/0xe0 [ 199.434208][ C0] exit_to_user_mode_prepare+0x76/0xa0 [ 199.434211][ C0] syscall_exit_to_user_mode+0x1d/0x40 [ 199.434214][ C0] do_syscall_64+0x3d/0x40 [ 199.434217][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.434220][ C0] RIP: 0033:0x7fdc39e43929 [ 199.434229][ C0] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 199.434232][ C0] RSP: 002b:00007fdc398b4038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.434239][ C0] RAX: 00000000000203a0 RBX: 00007fdc3a06afa0 RCX: 00007fdc39e43929 [ 199.434243][ C0] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003 [ 199.434247][ C0] RBP: 00007fdc39ec5b39 R08: 0000000000000000 R09: 0000000000000000 [ 199.434251][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 199.434256][ C0] R13: 0000000000000000 R14: 00007fdc3a06afa0 R15: 00007ffc6bae4878