Warning: Permanently added '10.128.1.184' (ED25519) to the list of known hosts.
2026/02/24 03:17:02 parsed 1 programs
[ 103.879245][ T30] audit: type=1400 audit(1771903022.538:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 103.886624][ T30] audit: type=1400 audit(1771903022.538:65): avc: denied { module_request } for pid=281 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1
[ 104.722171][ T30] audit: type=1400 audit(1771903023.378:66): avc: denied { mounton } for pid=288 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1
[ 104.725094][ T288] cgroup: Unknown subsys name 'net'
[ 104.744938][ T30] audit: type=1400 audit(1771903023.378:67): avc: denied { mount } for pid=288 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 104.772136][ T30] audit: type=1400 audit(1771903023.408:68): avc: denied { unmount } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 104.772412][ T288] cgroup: Unknown subsys name 'devices'
[ 105.005317][ T288] cgroup: Unknown subsys name 'hugetlb'
[ 105.010918][ T288] cgroup: Unknown subsys name 'rlimit'
[ 105.156980][ T30] audit: type=1400 audit(1771903023.818:69): avc: denied { setattr } for pid=288 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 105.180178][ T30] audit: type=1400 audit(1771903023.818:70): avc: denied { create } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 105.200549][ T30] audit: type=1400 audit(1771903023.818:71): avc: denied { write } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 105.219268][ T291] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 105.220991][ T30] audit: type=1400 audit(1771903023.818:72): avc: denied { read } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
Setting up swapspace version 1, size = 127995904 bytes
[ 105.249581][ T30] audit: type=1400 audit(1771903023.818:73): avc: denied { mounton } for pid=288 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1
[ 105.280259][ T288] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 105.726362][ T298] request_module fs-gadgetfs succeeded, but still no fs?
[ 106.160144][ T337] bridge0: port 1(bridge_slave_0) entered blocking state
[ 106.167310][ T337] bridge0: port 1(bridge_slave_0) entered disabled state
[ 106.174772][ T337] device bridge_slave_0 entered promiscuous mode
[ 106.181493][ T337] bridge0: port 2(bridge_slave_1) entered blocking state
[ 106.188549][ T337] bridge0: port 2(bridge_slave_1) entered disabled state
[ 106.195857][ T337] device bridge_slave_1 entered promiscuous mode
[ 106.236936][ T337] bridge0: port 2(bridge_slave_1) entered blocking state
[ 106.243981][ T337] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 106.251211][ T337] bridge0: port 1(bridge_slave_0) entered blocking state
[ 106.258248][ T337] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 106.276111][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 106.283955][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 106.291179][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 106.300037][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 106.308235][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 106.315301][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 106.324040][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 106.332211][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 106.339268][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 106.351737][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 106.360990][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 106.375567][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 106.386829][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 106.394983][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 106.402374][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 106.410529][ T337] device veth0_vlan entered promiscuous mode
[ 106.420538][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 106.429593][ T337] device veth1_macvtap entered promiscuous mode
[ 106.438991][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 106.448877][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 106.477658][ T337] syz-executor (337) used greatest stack depth: 21728 bytes left
2026/02/24 03:17:05 executed programs: 0
[ 106.833811][ T361] bridge0: port 1(bridge_slave_0) entered blocking state
[ 106.840884][ T361] bridge0: port 1(bridge_slave_0) entered disabled state
[ 106.848442][ T361] device bridge_slave_0 entered promiscuous mode
[ 106.855592][ T361] bridge0: port 2(bridge_slave_1) entered blocking state
[ 106.862634][ T361] bridge0: port 2(bridge_slave_1) entered disabled state
[ 106.869999][ T361] device bridge_slave_1 entered promiscuous mode
[ 106.923792][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 106.931200][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 106.946363][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 106.954683][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 106.962786][ T314] bridge0: port 1(bridge_slave_0) entered blocking state
[ 106.969832][ T314] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 106.977372][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 106.985875][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 106.994192][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 107.002494][ T314] bridge0: port 2(bridge_slave_1) entered blocking state
[ 107.009544][ T314] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 107.024530][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 107.032473][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 107.052835][ T361] device veth0_vlan entered promiscuous mode
[ 107.060656][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 107.069288][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 107.077567][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 107.085571][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 107.097255][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 107.106426][ T361] device veth1_macvtap entered promiscuous mode
[ 107.116236][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 107.126368][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 207.193535][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 207.200236][ C1] rcu: 1-...!: (9999 ticks this GP) idle=1ff/1/0x4000000000000000 softirq=2872/2911 fqs=34 last_accelerate: b467/db76 dyntick_enabled: 1
[ 207.214288][ C1] (t=10000 jiffies g=1105 q=107)
[ 207.219300][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 9921 jiffies! g1105 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
[ 207.231453][ C1] rcu: Possible timer handling issue on cpu=0 timer-softirq=736
[ 207.239172][ C1] rcu: rcu_preempt kthread starved for 9922 jiffies! g1105 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
[ 207.250765][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 207.260713][ C1] rcu: RCU grace-period kthread stack dump:
[ 207.266846][ C1] task:rcu_preempt state:I stack:28688 pid: 14 ppid: 2 flags:0x00004000
[ 207.276069][ C1] Call Trace:
[ 207.279340][ C1]
[ 207.282280][ C1] __schedule+0xb6e/0x14c0
[ 207.286700][ C1] ? release_firmware_map_entry+0x190/0x190
[ 207.292583][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 207.298370][ C1] ? __mod_timer+0x7da/0xb50
[ 207.302947][ C1] schedule+0x11e/0x1e0
[ 207.307100][ C1] schedule_timeout+0x159/0x340
[ 207.311939][ C1] ? console_conditional_schedule+0x30/0x30
[ 207.317816][ C1] ? update_process_times+0x200/0x200
[ 207.323184][ C1] ? prepare_to_swait_event+0x308/0x320
[ 207.328713][ C1] rcu_gp_fqs_loop+0x2ae/0xf80
[ 207.333472][ C1] ? dyntick_save_progress_counter+0x1e0/0x1e0
[ 207.339635][ C1] ? rcu_gp_init+0xc00/0xc00
[ 207.344221][ C1] ? _raw_spin_unlock_irq+0x4e/0x70
[ 207.349414][ C1] ? rcu_gp_init+0x9a7/0xc00
[ 207.353989][ C1] rcu_gp_kthread+0x9b/0x360
[ 207.358569][ C1] ? _raw_spin_lock+0xf0/0xf0
[ 207.363234][ C1] ? wake_nocb_gp+0x1d0/0x1d0
[ 207.367893][ C1] ? __kasan_check_read+0x11/0x20
[ 207.372906][ C1] ? __kthread_parkme+0xac/0x200
[ 207.377831][ C1] kthread+0x411/0x500
[ 207.381915][ C1] ? wake_nocb_gp+0x1d0/0x1d0
[ 207.386579][ C1] ? kthread_blkcg+0xd0/0xd0
[ 207.391157][ C1] ret_from_fork+0x1f/0x30
[ 207.395564][ C1]
[ 207.398572][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 207.404879][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 207.410099][ C0] NMI backtrace for cpu 0
[ 207.410111][ C0] CPU: 0 PID: 372 Comm: syz.2.17 Not tainted syzkaller #0
[ 207.410124][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 207.410135][ C0] RIP: 0010:kvm_wait+0x105/0x150
[ 207.410154][ C0] Code: 1d 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 1d 1d d6 03 fb f4 5e ff ff ff fb e9 58 ff ff ff e8 3b 32 7d 03 89 f9 80 e1 07 38
[ 207.410169][ C0] RSP: 0018:ffffc90000bf7900 EFLAGS: 00000246
[ 207.410181][ C0] RAX: 0000000000000003 RBX: ffff888124d82888 RCX: ffffffff81500909
[ 207.410191][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff888124d82888
[ 207.410200][ C0] RBP: ffffc90000bf7990 R08: ffff888124d82888 R09: 1ffff110249b0511
[ 207.410210][ C0] R10: dffffc0000000000 R11: ffffed10249b0512 R12: 1ffff1103ee00001
[ 207.410221][ C0] R13: ffff8881f7038ad4 R14: dffffc0000000000 R15: 1ffff9200017ef20
[ 207.410232][ C0] FS: 0000555570013500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 207.410244][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 207.410253][ C0] CR2: 00007f196c96bd40 CR3: 000000012c64d000 CR4: 00000000003506b0
[ 207.410266][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 207.410274][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 207.410282][ C0] Call Trace:
[ 207.410286][ C0]
[ 207.410291][ C0] ? kvm_arch_para_hints+0x30/0x30
[ 207.410305][ C0] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 207.410321][ C0] __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[ 207.410337][ C0] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 207.410352][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 207.410367][ C0] ? __stack_depot_save+0x442/0x480
[ 207.410384][ C0] queued_spin_lock_slowpath+0x47/0x50
[ 207.410398][ C0] _raw_spin_lock_bh+0xe4/0xf0
[ 207.410412][ C0] ? _raw_spin_lock_irq+0xf0/0xf0
[ 207.410426][ C0] ? task_work_add+0x27/0x1e0
[ 207.410437][ C0] ? fput+0x1a/0x20
[ 207.410449][ C0] ? filp_close+0x105/0x150
[ 207.410463][ C0] ? __close_range+0x24a/0x420
[ 207.410479][ C0] ? __x64_sys_close_range+0x7a/0x90
[ 207.410490][ C0] ? do_syscall_64+0x4c/0xa0
[ 207.410505][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 207.410521][ C0] lock_sock_nested+0x95/0x2a0
[ 207.410536][ C0] ? sock_init_data+0xc0/0xc0
[ 207.410550][ C0] ? locks_remove_posix+0x550/0x550
[ 207.410567][ C0] tipc_release+0xb2/0x1640
[ 207.410580][ C0] ? rwsem_write_trylock+0x136/0x300
[ 207.410594][ C0] ? tipc_sock_destruct+0x180/0x180
[ 207.410606][ C0] ? __kasan_check_write+0x14/0x20
[ 207.410620][ C0] ? _raw_spin_lock+0x94/0xf0
[ 207.410633][ C0] ? _raw_spin_trylock_bh+0x150/0x150
[ 207.410648][ C0] sock_close+0xe0/0x270
[ 207.410660][ C0] ? sock_mmap+0xa0/0xa0
[ 207.410671][ C0] __fput+0x20b/0x8b0
[ 207.410685][ C0] ____fput+0x15/0x20
[ 207.410696][ C0] task_work_run+0x127/0x190
[ 207.410708][ C0] exit_to_user_mode_loop+0xd0/0xe0
[ 207.410721][ C0] exit_to_user_mode_prepare+0x87/0xd0
[ 207.410734][ C0] syscall_exit_to_user_mode+0x1a/0x30
[ 207.410746][ C0] do_syscall_64+0x58/0xa0
[ 207.410760][ C0] ? clear_bhb_loop+0x50/0xa0
[ 207.410771][ C0] ? clear_bhb_loop+0x50/0xa0
[ 207.410783][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 207.410798][ C0] RIP: 0033:0x7f196c91e629
[ 207.410817][ 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
[ 207.410827][ C0] RSP: 002b:00007fffceac5bb8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[ 207.410840][ C0] RAX: 0000000000000000 RBX: 00007f196cb99da0 RCX: 00007f196c91e629
[ 207.410850][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
[ 207.410858][ C0] RBP: 00007f196cb99da0 R08: 0000000000000006 R09: 0000000000000000
[ 207.410866][ C0] R10: 00007f196cb99cb0 R11: 0000000000000246 R12: 000000000001a5c0
[ 207.410875][ C0] R13: 00007f196cb9809c R14: 000000000001a2e9 R15: 00007f196cb98090
[ 207.410887][ C0]
[ 207.411098][ C1] NMI backtrace for cpu 1
[ 207.812576][ C1] CPU: 1 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 207.819670][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 207.829703][ C1] Call Trace:
[ 207.832961][ C1]
[ 207.835791][ C1] __dump_stack+0x21/0x30
[ 207.840148][ C1] dump_stack_lvl+0x110/0x170
[ 207.844813][ C1] ? show_regs_print_info+0x20/0x20
[ 207.849998][ C1] ? resched_curr+0xa0/0x320
[ 207.854582][ C1] ? wake_up_process+0x20/0x20
[ 207.859351][ C1] dump_stack+0x15/0x20
[ 207.863498][ C1] nmi_cpu_backtrace+0x2af/0x2c0
[ 207.868445][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 207.874589][ C1] ? __kasan_check_write+0x14/0x20
[ 207.879690][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 207.885136][ C1] ? _raw_spin_lock+0xf0/0xf0
[ 207.889808][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 207.895864][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 207.901931][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 207.907900][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 207.913797][ C1] rcu_dump_cpu_stacks+0x1c7/0x300
[ 207.918908][ C1] print_cpu_stall+0x320/0x600
[ 207.923655][ C1] rcu_sched_clock_irq+0x759/0x12c0
[ 207.928838][ C1] ? rcu_boost_kthread_setaffinity+0x320/0x320
[ 207.934984][ C1] ? raise_softirq+0x7d/0xf0
[ 207.939572][ C1] ? __raise_softirq_irqoff+0xd0/0xd0
[ 207.944936][ C1] ? hrtimer_run_queues+0x166/0x430
[ 207.950127][ C1] update_process_times+0x198/0x200
[ 207.955310][ C1] tick_sched_timer+0x17c/0x240
[ 207.960147][ C1] ? tick_setup_sched_timer+0x450/0x450
[ 207.965673][ C1] __hrtimer_run_queues+0x3b9/0x9f0
[ 207.970860][ C1] ? hrtimer_interrupt+0x8c0/0x8c0
[ 207.975963][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310
[ 207.982020][ C1] hrtimer_interrupt+0x3c7/0x8c0
[ 207.986947][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0
[ 207.992840][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0
[ 207.998459][ C1]
[ 208.001384][ C1]
[ 208.004298][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 208.010283][ C1] RIP: 0010:__rcu_read_unlock+0x2e/0xa0
[ 208.015813][ C1] Code: 41 57 41 56 53 49 be 00 00 00 00 00 fc ff df 65 48 8b 3d 75 c3 aa 7e 48 8d 9f 4c 04 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 30 <84> c0 75 2e ff 0b 75 1c 48 8d 9f 50 04 00 00 48 89 d8 48 c1 e8 03
[ 208.035409][ C1] RSP: 0018:ffffc90000c068b8 EFLAGS: 00000a03
[ 208.041465][ C1] RAX: 0000000000000000 RBX: ffff88810cba2bcc RCX: ffff88810cba2780
[ 208.049423][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88810cba2780
[ 208.057385][ C1] RBP: ffffc90000c068d0 R08: ffff888124d82883 R09: 1ffff110249b0510
[ 208.065519][ C1] R10: dffffc0000000000 R11: ffffed10249b0511 R12: dffffc0000000000
[ 208.073493][ C1] R13: ffff888124d82800 R14: dffffc0000000000 R15: fffffffffffffc08
[ 208.081482][ C1] tipc_sk_lookup+0x544/0x5f0
[ 208.086146][ C1] ? tipc_sk_rcv+0x2c20/0x2c20
[ 208.090899][ C1] tipc_sk_rcv+0x3aa/0x2c20
[ 208.095384][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 208.101182][ C1] ? __stack_depot_save+0x442/0x480
[ 208.106368][ C1] ? kasan_set_track+0x5b/0x70
[ 208.111119][ C1] ? kasan_set_track+0x4a/0x70
[ 208.115869][ C1] ? kasan_set_free_info+0x23/0x40
[ 208.121002][ C1] ? ____kasan_slab_free+0x125/0x160
[ 208.126272][ C1] ? __kasan_slab_free+0x11/0x20
[ 208.131207][ C1] ? slab_free_freelist_hook+0xc2/0x190
[ 208.136735][ C1] ? kmem_cache_free+0x100/0x320
[ 208.141664][ C1] ? kfree_skbmem+0x10c/0x180
[ 208.146674][ C1] ? kfree_skb+0xc1/0x2f0
[ 208.150997][ C1] ? tipc_sk_rcv+0x1cb7/0x2c20
[ 208.155743][ C1] ? release_sock+0x60/0x1b0
[ 208.160324][ C1] ? __fput+0x20b/0x8b0
[ 208.164463][ C1] ? syscall_exit_to_user_mode+0x1a/0x30
[ 208.170087][ C1] ? do_syscall_64+0x58/0xa0
[ 208.174668][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 208.180730][ C1] ? __skb_queue_purge+0x170/0x170
[ 208.185836][ C1] tipc_node_xmit+0x26c/0xd80
[ 208.190518][ C1] ? kmem_cache_free+0x100/0x320
[ 208.195440][ C1] ? ____kasan_slab_free+0x130/0x160
[ 208.200718][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 208.206253][ C1] ? slab_free_freelist_hook+0xc2/0x190
[ 208.211807][ C1] ? kfree_skbmem+0x10c/0x180
[ 208.216476][ C1] ? kmem_cache_free+0x100/0x320
[ 208.221403][ C1] ? skb_release_data+0x814/0xa10
[ 208.226532][ C1] tipc_node_xmit_skb+0xf7/0x150
[ 208.231471][ C1] ? kfree_skb+0xc1/0x2f0
[ 208.235787][ C1] ? __skb_queue_purge+0x170/0x170
[ 208.240893][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150
[ 208.246252][ C1] tipc_sk_rcv+0x1d30/0x2c20
[ 208.250840][ C1] ? _raw_spin_unlock+0x4d/0x70
[ 208.255679][ C1] ? handle_pte_fault+0xb86/0x2710
[ 208.260786][ C1] ? __skb_queue_purge+0x170/0x170
[ 208.265893][ C1] tipc_node_xmit+0x26c/0xd80
[ 208.270560][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 208.276090][ C1] ? __kernel_text_address+0xa0/0x100
[ 208.281452][ C1] ? __kasan_check_write+0x14/0x20
[ 208.286547][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 208.291999][ C1] tipc_sk_filter_rcv+0x154a/0x2cb0
[ 208.297189][ C1] ? tipc_sk_publish+0x470/0x470
[ 208.302134][ C1] ? __kasan_check_write+0x14/0x20
[ 208.307234][ C1] ? _raw_spin_lock_bh+0x94/0xf0
[ 208.312164][ C1] tipc_sk_rcv+0x794/0x2c20
[ 208.316660][ C1] ? kmem_cache_free+0x100/0x320
[ 208.321603][ C1] ? __skb_queue_purge+0x170/0x170
[ 208.326704][ C1] ? tipc_sk_filter_rcv+0x2a3e/0x2cb0
[ 208.332064][ C1] tipc_node_xmit+0x26c/0xd80
[ 208.336728][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 208.342272][ C1] tipc_node_distr_xmit+0x2a3/0x3b0
[ 208.347460][ C1] ? tipc_node_xmit_skb+0x150/0x150
[ 208.352650][ C1] tipc_sk_backlog_rcv+0x17d/0x210
[ 208.357742][ C1] ? tipc_sk_timeout+0x990/0x990
[ 208.362668][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 208.368112][ C1] __release_sock+0x17c/0x3f0
[ 208.372783][ C1] release_sock+0x60/0x1b0
[ 208.377183][ C1] tipc_release+0xd23/0x1640
[ 208.381761][ C1] ? tipc_sock_destruct+0x180/0x180
[ 208.386953][ C1] ? kick_process+0xdc/0x150
[ 208.391532][ C1] sock_close+0xe0/0x270
[ 208.395758][ C1] ? sock_mmap+0xa0/0xa0
[ 208.399991][ C1] __fput+0x20b/0x8b0
[ 208.403956][ C1] ____fput+0x15/0x20
[ 208.407933][ C1] task_work_run+0x127/0x190
[ 208.412515][ C1] exit_to_user_mode_loop+0xd0/0xe0
[ 208.417705][ C1] exit_to_user_mode_prepare+0x87/0xd0
[ 208.423156][ C1] syscall_exit_to_user_mode+0x1a/0x30
[ 208.428598][ C1] do_syscall_64+0x58/0xa0
[ 208.432997][ C1] ? clear_bhb_loop+0x50/0xa0
[ 208.437667][ C1] ? clear_bhb_loop+0x50/0xa0
[ 208.442349][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 208.448238][ C1] RIP: 0033:0x7f196c91e629
[ 208.452659][ 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
[ 208.472245][ C1] RSP: 002b:00007f196c781028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 208.480659][ C1] RAX: 00000000000203a0 RBX: 00007f196cb97fa0 RCX: 00007f196c91e629
[ 208.488614][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003
[ 208.496578][ C1] RBP: 00007f196c9b4b39 R08: 0000000000000000 R09: 0000000000000000
[ 208.504544][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 208.512503][ C1] R13: 00007f196cb98038 R14: 00007f196cb97fa0 R15: 00007fffceac5a58
[ 208.520458][ C1]
[ 353.013668][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 246s! [syz.2.17:372]
[ 353.021703][ C0] Modules linked in:
[ 353.025605][ C0] CPU: 0 PID: 372 Comm: syz.2.17 Not tainted syzkaller #0
[ 353.032717][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 353.042774][ C0] RIP: 0010:__pv_queued_spin_lock_slowpath+0x527/0x9c0
[ 353.049642][ C0] Code: 00 41 c6 45 00 00 48 8b 44 24 10 42 0f b6 04 38 84 c0 0f 85 1c 01 00 00 48 8b 44 24 08 c6 00 01 41 bd 00 80 ff ff eb 07 f3 90 <41> ff c5 74 47 43 0f b6 04 3e 84 c0 75 2b 80 3b 00 75 eb 48 89 df
[ 353.069251][ C0] RSP: 0018:ffffc90000bf79a0 EFLAGS: 00000206
[ 353.075316][ C0] RAX: 0000000000000000 RBX: ffff888124d82888 RCX: ffffffff81500909
[ 353.083286][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff888124d82888
[ 353.091257][ C0] RBP: ffffc90000bf7a90 R08: ffff888124d82888 R09: 1ffff110249b0511
[ 353.099331][ C0] R10: dffffc0000000000 R11: ffffed10249b0512 R12: 1ffff1103ee00001
[ 353.107312][ C0] R13: 00000000ffff8d92 R14: 1ffff110249b0511 R15: dffffc0000000000
[ 353.115294][ C0] FS: 0000555570013500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 353.124233][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 353.130824][ C0] CR2: 00007f196c96bd40 CR3: 000000012c64d000 CR4: 00000000003506b0
[ 353.138813][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 353.146800][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 353.154780][ C0] Call Trace:
[ 353.158074][ C0]
[ 353.161020][ C0] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 353.167446][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 353.173273][ C0] ? __stack_depot_save+0x442/0x480
[ 353.178489][ C0] queued_spin_lock_slowpath+0x47/0x50
[ 353.183957][ C0] _raw_spin_lock_bh+0xe4/0xf0
[ 353.188735][ C0] ? _raw_spin_lock_irq+0xf0/0xf0
[ 353.193767][ C0] ? task_work_add+0x27/0x1e0
[ 353.198446][ C0] ? fput+0x1a/0x20
[ 353.202257][ C0] ? filp_close+0x105/0x150
[ 353.206765][ C0] ? __close_range+0x24a/0x420
[ 353.211532][ C0] ? __x64_sys_close_range+0x7a/0x90
[ 353.216852][ C0] ? do_syscall_64+0x4c/0xa0
[ 353.221445][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 353.227527][ C0] lock_sock_nested+0x95/0x2a0
[ 353.232317][ C0] ? sock_init_data+0xc0/0xc0
[ 353.237000][ C0] ? locks_remove_posix+0x550/0x550
[ 353.242209][ C0] tipc_release+0xb2/0x1640
[ 353.246715][ C0] ? rwsem_write_trylock+0x136/0x300
[ 353.252007][ C0] ? tipc_sock_destruct+0x180/0x180
[ 353.257293][ C0] ? __kasan_check_write+0x14/0x20
[ 353.262499][ C0] ? _raw_spin_lock+0x94/0xf0
[ 353.267187][ C0] ? _raw_spin_trylock_bh+0x150/0x150
[ 353.272574][ C0] sock_close+0xe0/0x270
[ 353.276846][ C0] ? sock_mmap+0xa0/0xa0
[ 353.281129][ C0] __fput+0x20b/0x8b0
[ 353.285126][ C0] ____fput+0x15/0x20
[ 353.289130][ C0] task_work_run+0x127/0x190
[ 353.293725][ C0] exit_to_user_mode_loop+0xd0/0xe0
[ 353.298932][ C0] exit_to_user_mode_prepare+0x87/0xd0
[ 353.304397][ C0] syscall_exit_to_user_mode+0x1a/0x30
[ 353.309869][ C0] do_syscall_64+0x58/0xa0
[ 353.314297][ C0] ? clear_bhb_loop+0x50/0xa0
[ 353.318989][ C0] ? clear_bhb_loop+0x50/0xa0
[ 353.323675][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 353.329577][ C0] RIP: 0033:0x7f196c91e629
[ 353.334017][ 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
[ 353.353630][ C0] RSP: 002b:00007fffceac5bb8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[ 353.362056][ C0] RAX: 0000000000000000 RBX: 00007f196cb99da0 RCX: 00007f196c91e629
[ 353.370036][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
[ 353.378017][ C0] RBP: 00007f196cb99da0 R08: 0000000000000006 R09: 0000000000000000
[ 353.386005][ C0] R10: 00007f196cb99cb0 R11: 0000000000000246 R12: 000000000001a5c0
[ 353.393980][ C0] R13: 00007f196cb9809c R14: 000000000001a2e9 R15: 00007f196cb98090
[ 353.401972][ C0]
[ 353.405002][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 353.410225][ C1] NMI backtrace for cpu 1
[ 353.410233][ C1] CPU: 1 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 353.410247][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 353.410255][ C1] RIP: 0010:preempt_count_add+0x42/0x1b0
[ 353.410274][ C1] Code: 0c 87 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 01 01 00 00 83 3d fe e6 c4 05 00 75 07 65 8b 05 5d a5 ba 7e 65 01 3d 56 a5 ba 7e <48> c7 c0 20 af 0c 87 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 fc 00
[ 353.410285][ C1] RSP: 0018:ffffc90000c06918 EFLAGS: 00000202
[ 353.410297][ C1] RAX: 0000000000000201 RBX: ffffc90000c06e34 RCX: ffffffff870caf03
[ 353.410308][ C1] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000201
[ 353.410316][ C1] RBP: ffffc90000c06930 R08: ffff888124d82883 R09: 1ffff110249b0510
[ 353.410327][ C1] R10: dffffc0000000000 R11: ffffed10249b0511 R12: dffffc0000000000
[ 353.410338][ C1] R13: dffffc0000000000 R14: ffffc90000c06960 R15: dffffc0000000000
[ 353.410349][ C1] FS: 00007f196c7816c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 353.410363][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 353.410373][ C1] CR2: 0000200000003000 CR3: 000000012c64d000 CR4: 00000000003506a0
[ 353.410386][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 353.410394][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 353.410403][ C1] Call Trace:
[ 353.410407][ C1]
[ 353.410412][ C1] _raw_spin_lock_bh+0x6c/0xf0
[ 353.410428][ C1] ? _raw_spin_lock_irq+0xf0/0xf0
[ 353.410444][ C1] ? tipc_sk_rcv+0x1a08/0x2c20
[ 353.410458][ C1] tipc_sk_rcv+0x272/0x2c20
[ 353.410470][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 353.410486][ C1] ? __stack_depot_save+0x442/0x480
[ 353.410504][ C1] ? kasan_set_track+0x5b/0x70
[ 353.410517][ C1] ? kasan_set_track+0x4a/0x70
[ 353.410529][ C1] ? kasan_set_free_info+0x23/0x40
[ 353.410543][ C1] ? ____kasan_slab_free+0x125/0x160
[ 353.410556][ C1] ? __kasan_slab_free+0x11/0x20
[ 353.410574][ C1] ? slab_free_freelist_hook+0xc2/0x190
[ 353.410591][ C1] ? kmem_cache_free+0x100/0x320
[ 353.410606][ C1] ? kfree_skbmem+0x10c/0x180
[ 353.410621][ C1] ? kfree_skb+0xc1/0x2f0
[ 353.410635][ C1] ? tipc_sk_rcv+0x1cb7/0x2c20
[ 353.410648][ C1] ? release_sock+0x60/0x1b0
[ 353.410661][ C1] ? __fput+0x20b/0x8b0
[ 353.410675][ C1] ? syscall_exit_to_user_mode+0x1a/0x30
[ 353.410688][ C1] ? do_syscall_64+0x58/0xa0
[ 353.410703][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 353.410720][ C1] ? __skb_queue_purge+0x170/0x170
[ 353.410736][ C1] tipc_node_xmit+0x26c/0xd80
[ 353.410752][ C1] ? kmem_cache_free+0x100/0x320
[ 353.410767][ C1] ? ____kasan_slab_free+0x130/0x160
[ 353.410781][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 353.410807][ C1] ? slab_free_freelist_hook+0xc2/0x190
[ 353.410824][ C1] ? kfree_skbmem+0x10c/0x180
[ 353.410838][ C1] ? kmem_cache_free+0x100/0x320
[ 353.410852][ C1] ? skb_release_data+0x814/0xa10
[ 353.410868][ C1] tipc_node_xmit_skb+0xf7/0x150
[ 353.410882][ C1] ? kfree_skb+0xc1/0x2f0
[ 353.410896][ C1] ? __skb_queue_purge+0x170/0x170
[ 353.410912][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150
[ 353.410924][ C1] tipc_sk_rcv+0x1d30/0x2c20
[ 353.410937][ C1] ? _raw_spin_unlock+0x4d/0x70
[ 353.410951][ C1] ? handle_pte_fault+0xb86/0x2710
[ 353.410969][ C1] ? __skb_queue_purge+0x170/0x170
[ 353.410985][ C1] tipc_node_xmit+0x26c/0xd80
[ 353.411001][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 353.411016][ C1] ? __kernel_text_address+0xa0/0x100
[ 353.411029][ C1] ? __kasan_check_write+0x14/0x20
[ 353.411046][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 353.411061][ C1] tipc_sk_filter_rcv+0x154a/0x2cb0
[ 353.411080][ C1] ? tipc_sk_publish+0x470/0x470
[ 353.411093][ C1] ? __kasan_check_write+0x14/0x20
[ 353.411106][ C1] ? _raw_spin_lock_bh+0x94/0xf0
[ 353.411122][ C1] tipc_sk_rcv+0x794/0x2c20
[ 353.411136][ C1] ? kmem_cache_free+0x100/0x320
[ 353.411152][ C1] ? __skb_queue_purge+0x170/0x170
[ 353.411166][ C1] ? tipc_sk_filter_rcv+0x2a3e/0x2cb0
[ 353.411180][ C1] tipc_node_xmit+0x26c/0xd80
[ 353.411195][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 353.411213][ C1] tipc_node_distr_xmit+0x2a3/0x3b0
[ 353.411229][ C1] ? tipc_node_xmit_skb+0x150/0x150
[ 353.411245][ C1] tipc_sk_backlog_rcv+0x17d/0x210
[ 353.411258][ C1] ? tipc_sk_timeout+0x990/0x990
[ 353.411270][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 353.411286][ C1] __release_sock+0x17c/0x3f0
[ 353.411301][ C1] release_sock+0x60/0x1b0
[ 353.411313][ C1] tipc_release+0xd23/0x1640
[ 353.411326][ C1] ? tipc_sock_destruct+0x180/0x180
[ 353.411339][ C1] ? kick_process+0xdc/0x150
[ 353.411353][ C1] sock_close+0xe0/0x270
[ 353.411364][ C1] ? sock_mmap+0xa0/0xa0
[ 353.411375][ C1] __fput+0x20b/0x8b0
[ 353.411389][ C1] ____fput+0x15/0x20
[ 353.411401][ C1] task_work_run+0x127/0x190
[ 353.411413][ C1] exit_to_user_mode_loop+0xd0/0xe0
[ 353.411426][ C1] exit_to_user_mode_prepare+0x87/0xd0
[ 353.411438][ C1] syscall_exit_to_user_mode+0x1a/0x30
[ 353.411451][ C1] do_syscall_64+0x58/0xa0
[ 353.411464][ C1] ? clear_bhb_loop+0x50/0xa0
[ 353.411476][ C1] ? clear_bhb_loop+0x50/0xa0
[ 353.411487][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 353.411503][ C1] RIP: 0033:0x7f196c91e629
[ 353.411513][ 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
[ 353.411524][ C1] RSP: 002b:00007f196c781028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 353.411536][ C1] RAX: 00000000000203a0 RBX: 00007f196cb97fa0 RCX: 00007f196c91e629
[ 353.411555][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003
[ 353.411567][ C1] RBP: 00007f196c9b4b39 R08: 0000000000000000 R09: 0000000000000000
[ 353.411576][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 353.411584][ C1] R13: 00007f196cb98038 R14: 00007f196cb97fa0 R15: 00007fffceac5a58
[ 353.411595][ C1]