Warning: Permanently added '10.128.1.218' (ED25519) to the list of known hosts. 2025/08/23 17:16:18 parsed 1 programs [ 53.131551][ T24] kauditd_printk_skb: 27 callbacks suppressed [ 53.131562][ T24] audit: type=1400 audit(1755969379.580:101): avc: denied { create } for pid=400 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 53.159297][ T24] audit: type=1400 audit(1755969379.580:102): avc: denied { write } for pid=400 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 53.191990][ T24] audit: type=1400 audit(1755969379.580:103): avc: denied { read } for pid=400 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 53.212437][ T24] audit: type=1400 audit(1755969379.610:104): avc: denied { unlink } for pid=400 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" [ 53.478519][ T400] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 54.010802][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.017877][ T424] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.025143][ T424] device bridge_slave_0 entered promiscuous mode [ 54.032021][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.039451][ T424] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.047144][ T424] device bridge_slave_1 entered promiscuous mode [ 54.078137][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.085226][ T424] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.092537][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.099676][ T424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.115490][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.123755][ T296] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.131523][ T296] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.141021][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.149319][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.156498][ T296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.165072][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.173654][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.181255][ T296] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.193370][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.202445][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.214913][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.226300][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.234590][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.242246][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.250572][ T424] device veth0_vlan entered promiscuous mode [ 54.260608][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.270042][ T424] device veth1_macvtap entered promiscuous mode [ 54.279264][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.289993][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.511372][ T24] audit: type=1400 audit(1755969380.960:105): avc: denied { create } for pid=443 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 2025/08/23 17:16:21 executed programs: 0 [ 54.748584][ T24] audit: type=1401 audit(1755969381.200:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 54.810511][ T460] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.817695][ T460] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.825243][ T460] device bridge_slave_0 entered promiscuous mode [ 54.832161][ T460] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.839240][ T460] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.846635][ T460] device bridge_slave_1 entered promiscuous mode [ 54.879843][ T460] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.886988][ T460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.894236][ T460] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.901288][ T460] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.916154][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.924116][ T296] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.931479][ T296] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.947179][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.955546][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.964027][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.971078][ T296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.978846][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.987233][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.995333][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.002396][ T296] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.011286][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.019452][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.032175][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.040664][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.053005][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 55.061614][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.074685][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.082929][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.092520][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.100529][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.108454][ T460] device veth0_vlan entered promiscuous mode [ 55.115323][ T7] device bridge_slave_1 left promiscuous mode [ 55.121674][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.129245][ T7] device bridge_slave_0 left promiscuous mode [ 55.135335][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.143236][ T7] device veth1_macvtap left promiscuous mode [ 55.149289][ T7] device veth0_vlan left promiscuous mode [ 55.233275][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.241612][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.250643][ T460] device veth1_macvtap entered promiscuous mode [ 55.258911][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.266584][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.274855][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.285068][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.293482][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.315221][ T24] audit: type=1400 audit(1755969381.760:107): avc: denied { create } for pid=464 comm="syz.2.15" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 55.334833][ T24] audit: type=1400 audit(1755969381.760:108): avc: denied { write } for pid=464 comm="syz.2.15" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 55.354278][ T24] audit: type=1400 audit(1755969381.760:109): avc: denied { setopt } for pid=464 comm="syz.2.15" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 2025/08/23 17:16:26 executed programs: 270 [ 59.827555][ T24] audit: type=1400 audit(1755969386.280:110): avc: denied { write } for pid=394 comm="syz-execprog" path="pipe:[15681]" dev="pipefs" ino=15681 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 162.486295][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 162.492940][ C0] rcu: 0-...!: (10000 ticks this GP) idle=092/1/0x4000000000000000 softirq=4683/4683 fqs=0 last_accelerate: a2ed/c9fd dyntick_enabled: 1 [ 162.507066][ C0] (t=10000 jiffies g=3081 q=14) [ 162.511984][ C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g3081 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 162.523229][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 162.533181][ C0] rcu: RCU grace-period kthread stack dump: [ 162.539053][ C0] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 162.548226][ C0] Call Trace: [ 162.551496][ C0] __schedule+0xb47/0x1310 [ 162.555907][ C0] ? release_firmware_map_entry+0x190/0x190 [ 162.561870][ C0] ? __mod_timer+0x7ae/0xb30 [ 162.566526][ C0] schedule+0x13c/0x1d0 [ 162.570668][ C0] schedule_timeout+0x12c/0x2d0 [ 162.575581][ C0] ? console_conditional_schedule+0x10/0x10 [ 162.581452][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 162.587071][ C0] ? run_local_timers+0x160/0x160 [ 162.592076][ C0] ? prepare_to_swait_event+0x320/0x340 [ 162.597597][ C0] rcu_gp_kthread+0x100a/0x26a0 [ 162.602760][ C0] ? rcu_barrier_callback+0x50/0x50 [ 162.607977][ C0] ? __kasan_check_read+0x11/0x20 [ 162.613293][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 162.618322][ C0] kthread+0x346/0x3d0 [ 162.622480][ C0] ? rcu_barrier_callback+0x50/0x50 [ 162.627746][ C0] ? kthread_blkcg+0xd0/0xd0 [ 162.632329][ C0] ret_from_fork+0x1f/0x30 [ 162.636780][ C0] NMI backtrace for cpu 0 [ 162.641123][ C0] CPU: 0 PID: 1773 Comm: syz.2.444 Not tainted syzkaller #0 [ 162.648411][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025 [ 162.658472][ C0] Call Trace: [ 162.661747][ C0] [ 162.664849][ C0] __dump_stack+0x21/0x24 [ 162.669175][ C0] dump_stack_lvl+0x169/0x1d8 [ 162.673837][ C0] ? show_regs_print_info+0x18/0x18 [ 162.679039][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 162.684612][ C0] ? _raw_spin_lock+0xe0/0xe0 [ 162.689294][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 162.695445][ C0] dump_stack+0x15/0x1c [ 162.699601][ C0] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 162.705578][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 162.711480][ C0] rcu_dump_cpu_stacks+0x19c/0x2c0 [ 162.716676][ C0] rcu_sched_clock_irq+0xf79/0x1870 [ 162.721857][ C0] ? rcutree_dead_cpu+0x2f0/0x2f0 [ 162.726912][ C0] ? hrtimer_run_queues+0x166/0x430 [ 162.732117][ C0] update_process_times+0x198/0x200 [ 162.737440][ C0] tick_sched_timer+0x17c/0x240 [ 162.742382][ C0] ? tick_setup_sched_timer+0x450/0x450 [ 162.747946][ C0] __hrtimer_run_queues+0x37a/0x960 [ 162.753177][ C0] ? process_backlog+0x5e0/0x600 [ 162.758114][ C0] ? hrtimer_interrupt+0xdc0/0xdc0 [ 162.763229][ C0] ? ktime_get_update_offsets_now+0x293/0x2b0 [ 162.769313][ C0] hrtimer_interrupt+0x3a6/0xdc0 [ 162.774343][ C0] ? sched_clock_cpu+0x1b/0x3d0 [ 162.779227][ C0] __sysvec_apic_timer_interrupt+0xfa/0x3f0 [ 162.785141][ C0] asm_call_irq_on_stack+0xf/0x20 [ 162.790216][ C0] [ 162.793165][ C0] sysvec_apic_timer_interrupt+0x85/0xe0 [ 162.798950][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 162.805016][ C0] RIP: 0010:tipc_sk_lookup+0xd1/0x5f0 [ 162.810381][ C0] Code: 00 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 52 8d 40 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 35 8d 40 fd 49 8b 1e e8 5d c0 f4 fc e8 08 c0 f4 [ 162.830384][ C0] RSP: 0018:ffffc900038f6740 EFLAGS: 00000246 [ 162.836448][ C0] RAX: 1ffff11025075c22 RBX: ffff888114552078 RCX: dffffc0000000000 [ 162.844493][ C0] RDX: 0000000000000000 RSI: 00000000efdff8b6 RDI: ffff888114551340 [ 162.852659][ C0] RBP: ffffc900038f6830 R08: 0000000000000004 R09: 0000000000000003 [ 162.860812][ C0] R10: fffff5200071ecf8 R11: 1ffff9200071ecf8 R12: dffffc0000000000 [ 162.868860][ C0] R13: ffffc900038f6cb0 R14: ffff8881283ae110 R15: 00000000efdff8b6 [ 162.877032][ C0] ? __kasan_check_write+0x14/0x20 [ 162.882129][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 162.887069][ C0] ? tipc_sk_rcv+0x1ef0/0x1ef0 [ 162.891813][ C0] ? tipc_sk_rcv+0x19d1/0x1ef0 [ 162.896570][ C0] tipc_sk_rcv+0x3eb/0x1ef0 [ 162.901247][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 162.907133][ C0] ? __stack_depot_save+0x479/0x4c0 [ 162.912343][ C0] ? kasan_set_track+0x5b/0x70 [ 162.917173][ C0] ? kasan_set_track+0x4a/0x70 [ 162.921937][ C0] ? ____kasan_slab_free+0x125/0x160 [ 162.927203][ C0] ? __kasan_slab_free+0x11/0x20 [ 162.932188][ C0] ? kmem_cache_free+0x100/0x2d0 [ 162.937218][ C0] ? kfree_skbmem+0x10c/0x180 [ 162.942124][ C0] ? kfree_skb+0xc1/0x2f0 [ 162.946460][ C0] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 162.951743][ C0] ? __release_sock+0x146/0x360 [ 162.956598][ C0] ? __sys_setsockopt+0x265/0x460 [ 162.961608][ C0] ? __skb_queue_purge+0x170/0x170 [ 162.966712][ C0] tipc_node_xmit+0x256/0xcd0 [ 162.971462][ C0] ? debug_smp_processor_id+0x17/0x20 [ 162.976817][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 162.982360][ C0] ? ____kasan_slab_free+0x130/0x160 [ 162.987794][ C0] ? __kasan_slab_free+0x11/0x20 [ 162.992802][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 162.998345][ C0] ? kfree_skbmem+0x10c/0x180 [ 163.003002][ C0] tipc_node_distr_xmit+0x292/0x390 [ 163.008197][ C0] ? tipc_node_xmit_skb+0x130/0x130 [ 163.013373][ C0] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 163.018770][ C0] tipc_sk_rcv+0x19b9/0x1ef0 [ 163.023405][ C0] ? __skb_queue_purge+0x170/0x170 [ 163.028527][ C0] ? __kasan_check_write+0x14/0x20 [ 163.033638][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 163.039080][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 163.044953][ C0] tipc_node_xmit+0x256/0xcd0 [ 163.049610][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 163.055135][ C0] tipc_sk_push_backlog+0x4dd/0x790 [ 163.060309][ C0] tipc_sk_proto_rcv+0x98d/0x1ac0 [ 163.065523][ C0] ? trace_tipc_sk_dump+0x6c0/0x6c0 [ 163.070726][ C0] tipc_sk_filter_rcv+0x30ac/0x3850 [ 163.075918][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 163.081016][ C0] ? kasan_set_track+0x5b/0x70 [ 163.086035][ C0] ? kasan_set_track+0x4a/0x70 [ 163.090793][ C0] ? kasan_set_free_info+0x23/0x40 [ 163.095900][ C0] ? kasan_set_track+0x5b/0x70 [ 163.100651][ C0] ? kasan_set_track+0x4a/0x70 [ 163.105393][ C0] ? kasan_set_free_info+0x23/0x40 [ 163.110495][ C0] ? ____kasan_slab_free+0x125/0x160 [ 163.115787][ C0] ? __kasan_slab_free+0x11/0x20 [ 163.120727][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 163.126266][ C0] ? kmem_cache_free+0x100/0x2d0 [ 163.131202][ C0] ? kfree_skb+0xc1/0x2f0 [ 163.135512][ C0] ? tipc_msg_reverse+0x698/0x900 [ 163.140517][ C0] ? tipc_sk_filter_rcv+0xca0/0x3850 [ 163.146052][ C0] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 163.151409][ C0] ? __release_sock+0x146/0x360 [ 163.156414][ C0] ? __sys_setsockopt+0x265/0x460 [ 163.161545][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 163.166764][ C0] ? do_syscall_64+0x31/0x40 [ 163.171452][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 163.177617][ C0] ? tipc_sk_dump+0xfc0/0xfc0 [ 163.182306][ C0] ? __kasan_check_write+0x14/0x20 [ 163.187431][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 163.192364][ C0] tipc_sk_rcv+0x7cc/0x1ef0 [ 163.197012][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 163.202575][ C0] ? kmem_cache_free+0x100/0x2d0 [ 163.207504][ C0] ? __skb_queue_purge+0x170/0x170 [ 163.212602][ C0] ? tipc_sk_filter_rcv+0x3034/0x3850 [ 163.217958][ C0] tipc_node_xmit+0x256/0xcd0 [ 163.222709][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 163.228329][ C0] tipc_node_distr_xmit+0x292/0x390 [ 163.233505][ C0] ? tipc_node_xmit_skb+0x130/0x130 [ 163.238682][ C0] ? selinux_capable+0x29c/0x380 [ 163.243633][ C0] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 163.248762][ C0] ? tipc_sk_timeout+0x970/0x970 [ 163.253827][ C0] ? __local_bh_enable_ip+0x53/0x80 [ 163.259100][ C0] ? lock_sock_nested+0x1f5/0x290 [ 163.264115][ C0] __release_sock+0x146/0x360 [ 163.268795][ C0] sock_setsockopt+0x125e/0x2350 [ 163.274142][ C0] ? __sock_set_mark+0x160/0x160 [ 163.279069][ C0] ? selinux_socket_setsockopt+0x21c/0x300 [ 163.284957][ C0] ? selinux_socket_getsockopt+0x2e0/0x2e0 [ 163.290867][ C0] ? __fget_files+0x2c4/0x320 [ 163.295551][ C0] ? security_socket_setsockopt+0x82/0xa0 [ 163.301399][ C0] __sys_setsockopt+0x265/0x460 [ 163.306235][ C0] ? __ia32_sys_recv+0xb0/0xb0 [ 163.310979][ C0] ? debug_smp_processor_id+0x17/0x20 [ 163.316352][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 163.321383][ C0] do_syscall_64+0x31/0x40 [ 163.325788][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 163.331660][ C0] RIP: 0033:0x7f9eba346819 [ 163.336057][ 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 [ 163.355902][ C0] RSP: 002b:00007f9eb9da6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 163.364297][ C0] RAX: ffffffffffffffda RBX: 00007f9eba4fe080 RCX: 00007f9eba346819 [ 163.372248][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 163.380494][ C0] RBP: 00007f9eba3b975e R08: 0000000000000004 R09: 0000000000000000 [ 163.388622][ C0] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 163.396679][ C0] R13: 0000000000000001 R14: 00007f9eba4fe080 R15: 00007ffea7b54238 [ 163.404654][ C0] Sending NMI from CPU 0 to CPUs 1: [ 163.410506][ C1] NMI backtrace for cpu 1 [ 163.410510][ C1] CPU: 1 PID: 1772 Comm: syz.2.444 Not tainted syzkaller #0 [ 163.410515][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025 [ 163.410518][ C1] RIP: 0010:kvm_wait+0xc2/0x120 [ 163.410526][ C1] Code: 38 f0 75 26 41 f7 c4 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d ff 98 98 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d f0 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 [ 163.410530][ C1] RSP: 0018:ffffc900038a76e0 EFLAGS: 00000246 [ 163.410540][ C1] RAX: 0000000000000003 RBX: ffff88811017d488 RCX: ffffffff814b22fa [ 163.410544][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811017d488 [ 163.410548][ C1] RBP: ffffc900038a7790 R08: dffffc0000000000 R09: ffffed102202fa92 [ 163.410552][ C1] R10: ffffed102202fa92 R11: 1ffff1102202fa91 R12: 0000000000000246 [ 163.410556][ C1] R13: 1ffff1102202fa91 R14: dffffc0000000000 R15: 1ffff92000714ee0 [ 163.410560][ C1] FS: 00007f9eb9dc76c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 163.410564][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 163.410568][ C1] CR2: 0000000020000000 CR3: 00000001100dd000 CR4: 00000000003506a0 [ 163.410572][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 163.410576][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 163.410578][ C1] Call Trace: [ 163.410581][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 163.410584][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 163.410588][ C1] ? __pv_queued_spin_lock_slowpath+0x6ba/0xb70 [ 163.410591][ C1] __pv_queued_spin_lock_slowpath+0x714/0xb70 [ 163.410594][ C1] ? memcpy+0x56/0x70 [ 163.410597][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 163.410600][ C1] ? avc_has_perm_noaudit+0x240/0x240 [ 163.410603][ C1] queued_spin_lock_slowpath+0x47/0x50 [ 163.410606][ C1] _raw_spin_lock_bh+0xd8/0xe0 [ 163.410609][ C1] ? _raw_spin_lock_irq+0xe0/0xe0 [ 163.410612][ C1] lock_sock_nested+0x92/0x290 [ 163.410614][ C1] ? sock_init_data+0xc0/0xc0 [ 163.410617][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 163.410620][ C1] ? _raw_spin_unlock_bh+0x51/0x60 [ 163.410623][ C1] tipc_sendstream+0x47/0x70 [ 163.410626][ C1] ? tipc_getsockopt+0x4c0/0x4c0 [ 163.410628][ C1] ____sys_sendmsg+0x5a2/0x8c0 [ 163.410631][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 163.410634][ C1] ? import_iovec+0x7c/0xb0 [ 163.410637][ C1] ___sys_sendmsg+0x1f0/0x260 [ 163.410640][ C1] ? __sys_sendmsg+0x250/0x250 [ 163.410642][ C1] ? __fdget+0x1a1/0x230 [ 163.410645][ C1] __x64_sys_sendmsg+0x1e2/0x2a0 [ 163.410648][ C1] ? ___sys_sendmsg+0x260/0x260 [ 163.410651][ C1] ? switch_fpu_return+0x197/0x340 [ 163.410654][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 163.410657][ C1] do_syscall_64+0x31/0x40 [ 163.410660][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 163.410663][ C1] RIP: 0033:0x7f9eba346819 [ 163.410671][ 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 [ 163.410674][ C1] RSP: 002b:00007f9eb9dc7038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 163.410682][ C1] RAX: ffffffffffffffda RBX: 00007f9eba4fdfa0 RCX: 00007f9eba346819 [ 163.410686][ C1] RDX: 0000000000000000 RSI: 0000000020000500 RDI: 0000000000000004 [ 163.410690][ C1] RBP: 00007f9eba3b975e R08: 0000000000000000 R09: 0000000000000000 [ 163.410694][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 163.410698][ C1] R13: 0000000000000000 R14: 00007f9eba4fdfa0 R15: 00007ffea7b54238 [ 308.927166][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz.2.444:1773] [ 308.935358][ C0] Modules linked in: [ 308.939243][ C0] CPU: 0 PID: 1773 Comm: syz.2.444 Not tainted syzkaller #0 [ 308.946777][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025 [ 308.956835][ C0] RIP: 0010:bcmp+0xc3/0xd0 [ 308.961345][ C0] Code: 89 7d d0 48 89 cf 49 89 d4 49 89 f7 41 89 c5 e8 d3 f1 45 ff 44 89 e8 48 8b 7d d0 4c 89 fe 4c 89 e2 eb 95 31 c0 48 83 c4 08 5b <41> 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 00 55 48 89 e5 41 57 41 56 41 [ 308.981477][ C0] RSP: 0018:ffffc900038f6710 EFLAGS: 00000282 [ 308.987688][ C0] RAX: 0000000000000000 RBX: 000000000000035c RCX: 00000000000000ef [ 308.995802][ C0] RDX: 0000000000000004 RSI: ffffc900038f67c0 RDI: ffff88811017d75c [ 309.004002][ C0] RBP: ffffc900038f6730 R08: 0000000000000004 R09: 00000000038f6703 [ 309.012059][ C0] R10: fffff5200071ecf8 R11: 1ffff9200071ecf8 R12: 0000000000000004 [ 309.020118][ C0] R13: ffff88811017d7e8 R14: 0000000000000004 R15: fffffffffffffc18 [ 309.028172][ C0] FS: 00007f9eb9da66c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 309.037256][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 309.043819][ C0] CR2: 00007f9eb9da5f98 CR3: 00000001100dd000 CR4: 00000000003506b0 [ 309.051773][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 309.059819][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 309.067775][ C0] Call Trace: [ 309.071062][ C0] tipc_sk_lookup+0x2f3/0x5f0 [ 309.075729][ C0] ? tipc_sk_rcv+0x1ef0/0x1ef0 [ 309.080479][ C0] tipc_sk_rcv+0x3eb/0x1ef0 [ 309.085172][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 309.091071][ C0] ? __stack_depot_save+0x479/0x4c0 [ 309.096282][ C0] ? kasan_set_track+0x5b/0x70 [ 309.101258][ C0] ? kasan_set_track+0x4a/0x70 [ 309.106009][ C0] ? ____kasan_slab_free+0x125/0x160 [ 309.111289][ C0] ? __kasan_slab_free+0x11/0x20 [ 309.116294][ C0] ? kmem_cache_free+0x100/0x2d0 [ 309.121309][ C0] ? kfree_skbmem+0x10c/0x180 [ 309.125963][ C0] ? kfree_skb+0xc1/0x2f0 [ 309.130277][ C0] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 309.135536][ C0] ? __release_sock+0x146/0x360 [ 309.140364][ C0] ? __sys_setsockopt+0x265/0x460 [ 309.145364][ C0] ? __skb_queue_purge+0x170/0x170 [ 309.150549][ C0] tipc_node_xmit+0x256/0xcd0 [ 309.155260][ C0] ? debug_smp_processor_id+0x17/0x20 [ 309.160736][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 309.166396][ C0] ? ____kasan_slab_free+0x130/0x160 [ 309.171671][ C0] ? __kasan_slab_free+0x11/0x20 [ 309.176621][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 309.182248][ C0] ? kfree_skbmem+0x10c/0x180 [ 309.186967][ C0] tipc_node_distr_xmit+0x292/0x390 [ 309.192166][ C0] ? tipc_node_xmit_skb+0x130/0x130 [ 309.197359][ C0] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 309.202718][ C0] tipc_sk_rcv+0x19b9/0x1ef0 [ 309.207464][ C0] ? __skb_queue_purge+0x170/0x170 [ 309.212554][ C0] ? __kasan_check_write+0x14/0x20 [ 309.217642][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 309.223079][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 309.228878][ C0] tipc_node_xmit+0x256/0xcd0 [ 309.233577][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 309.239147][ C0] tipc_sk_push_backlog+0x4dd/0x790 [ 309.244327][ C0] tipc_sk_proto_rcv+0x98d/0x1ac0 [ 309.249419][ C0] ? trace_tipc_sk_dump+0x6c0/0x6c0 [ 309.254605][ C0] tipc_sk_filter_rcv+0x30ac/0x3850 [ 309.259792][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 309.264969][ C0] ? kasan_set_track+0x5b/0x70 [ 309.269722][ C0] ? kasan_set_track+0x4a/0x70 [ 309.274528][ C0] ? kasan_set_free_info+0x23/0x40 [ 309.279631][ C0] ? kasan_set_track+0x5b/0x70 [ 309.284479][ C0] ? kasan_set_track+0x4a/0x70 [ 309.289224][ C0] ? kasan_set_free_info+0x23/0x40 [ 309.294312][ C0] ? ____kasan_slab_free+0x125/0x160 [ 309.299770][ C0] ? __kasan_slab_free+0x11/0x20 [ 309.304685][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 309.310211][ C0] ? kmem_cache_free+0x100/0x2d0 [ 309.315129][ C0] ? kfree_skb+0xc1/0x2f0 [ 309.319437][ C0] ? tipc_msg_reverse+0x698/0x900 [ 309.324438][ C0] ? tipc_sk_filter_rcv+0xca0/0x3850 [ 309.329717][ C0] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 309.335173][ C0] ? __release_sock+0x146/0x360 [ 309.340034][ C0] ? __sys_setsockopt+0x265/0x460 [ 309.345056][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 309.350322][ C0] ? do_syscall_64+0x31/0x40 [ 309.354905][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 309.360951][ C0] ? tipc_sk_dump+0xfc0/0xfc0 [ 309.365604][ C0] ? __kasan_check_write+0x14/0x20 [ 309.370690][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 309.375605][ C0] tipc_sk_rcv+0x7cc/0x1ef0 [ 309.380087][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 309.385637][ C0] ? kmem_cache_free+0x100/0x2d0 [ 309.390569][ C0] ? __skb_queue_purge+0x170/0x170 [ 309.395673][ C0] ? tipc_sk_filter_rcv+0x3034/0x3850 [ 309.401265][ C0] tipc_node_xmit+0x256/0xcd0 [ 309.406060][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 309.411600][ C0] tipc_node_distr_xmit+0x292/0x390 [ 309.416880][ C0] ? tipc_node_xmit_skb+0x130/0x130 [ 309.422071][ C0] ? selinux_capable+0x29c/0x380 [ 309.426997][ C0] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 309.432094][ C0] ? tipc_sk_timeout+0x970/0x970 [ 309.437017][ C0] ? __local_bh_enable_ip+0x53/0x80 [ 309.442299][ C0] ? lock_sock_nested+0x1f5/0x290 [ 309.447389][ C0] __release_sock+0x146/0x360 [ 309.452042][ C0] sock_setsockopt+0x125e/0x2350 [ 309.457051][ C0] ? __sock_set_mark+0x160/0x160 [ 309.461974][ C0] ? selinux_socket_setsockopt+0x21c/0x300 [ 309.467881][ C0] ? selinux_socket_getsockopt+0x2e0/0x2e0 [ 309.473768][ C0] ? __fget_files+0x2c4/0x320 [ 309.478458][ C0] ? security_socket_setsockopt+0x82/0xa0 [ 309.484210][ C0] __sys_setsockopt+0x265/0x460 [ 309.489068][ C0] ? __ia32_sys_recv+0xb0/0xb0 [ 309.493836][ C0] ? debug_smp_processor_id+0x17/0x20 [ 309.499296][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 309.504303][ C0] do_syscall_64+0x31/0x40 [ 309.508697][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 309.514568][ C0] RIP: 0033:0x7f9eba346819 [ 309.518974][ 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 [ 309.538749][ C0] RSP: 002b:00007f9eb9da6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 309.547240][ C0] RAX: ffffffffffffffda RBX: 00007f9eba4fe080 RCX: 00007f9eba346819 [ 309.555192][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 309.563229][ C0] RBP: 00007f9eba3b975e R08: 0000000000000004 R09: 0000000000000000 [ 309.571192][ C0] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 309.579153][ C0] R13: 0000000000000001 R14: 00007f9eba4fe080 R15: 00007ffea7b54238 [ 309.587199][ C0] Sending NMI from CPU 0 to CPUs 1: [ 309.592811][ C1] NMI backtrace for cpu 1 [ 309.592816][ C1] CPU: 1 PID: 1772 Comm: syz.2.444 Not tainted syzkaller #0 [ 309.592821][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025 [ 309.592824][ C1] RIP: 0010:kvm_wait+0xc2/0x120 [ 309.592832][ C1] Code: 38 f0 75 26 41 f7 c4 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d ff 98 98 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d f0 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 [ 309.592836][ C1] RSP: 0018:ffffc900038a76e0 EFLAGS: 00000246 [ 309.592843][ C1] RAX: 0000000000000003 RBX: ffff88811017d488 RCX: ffffffff814b22fa [ 309.592847][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811017d488 [ 309.592851][ C1] RBP: ffffc900038a7790 R08: dffffc0000000000 R09: ffffed102202fa92 [ 309.592855][ C1] R10: ffffed102202fa92 R11: 1ffff1102202fa91 R12: 0000000000000246 [ 309.592859][ C1] R13: 1ffff1102202fa91 R14: dffffc0000000000 R15: 1ffff92000714ee0 [ 309.592863][ C1] FS: 00007f9eb9dc76c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 309.592866][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 309.592870][ C1] CR2: 0000000020000000 CR3: 00000001100dd000 CR4: 00000000003506a0 [ 309.592874][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 309.592878][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 309.592880][ C1] Call Trace: [ 309.592883][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 309.592886][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 309.592890][ C1] ? __pv_queued_spin_lock_slowpath+0x6ba/0xb70 [ 309.592893][ C1] __pv_queued_spin_lock_slowpath+0x714/0xb70 [ 309.592896][ C1] ? memcpy+0x56/0x70 [ 309.592899][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 309.592902][ C1] ? avc_has_perm_noaudit+0x240/0x240 [ 309.592905][ C1] queued_spin_lock_slowpath+0x47/0x50 [ 309.592908][ C1] _raw_spin_lock_bh+0xd8/0xe0 [ 309.592911][ C1] ? _raw_spin_lock_irq+0xe0/0xe0 [ 309.592914][ C1] lock_sock_nested+0x92/0x290 [ 309.592917][ C1] ? sock_init_data+0xc0/0xc0 [ 309.592920][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 309.592923][ C1] ? _raw_spin_unlock_bh+0x51/0x60 [ 309.592925][ C1] tipc_sendstream+0x47/0x70 [ 309.592929][ C1] ? tipc_getsockopt+0x4c0/0x4c0 [ 309.592931][ C1] ____sys_sendmsg+0x5a2/0x8c0 [ 309.592934][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 309.592937][ C1] ? import_iovec+0x7c/0xb0 [ 309.592940][ C1] ___sys_sendmsg+0x1f0/0x260 [ 309.592942][ C1] ? __sys_sendmsg+0x250/0x250 [ 309.592945][ C1] ? __fdget+0x1a1/0x230 [ 309.592948][ C1] __x64_sys_sendmsg+0x1e2/0x2a0 [ 309.592951][ C1] ? ___sys_sendmsg+0x260/0x260 [ 309.592954][ C1] ? switch_fpu_return+0x197/0x340 [ 309.592957][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 309.592959][ C1] do_syscall_64+0x31/0x40 [ 309.592963][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 309.592965][ C1] RIP: 0033:0x7f9eba346819 [ 309.592973][ 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 [ 309.592976][ C1] RSP: 002b:00007f9eb9dc7038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 309.592983][ C1] RAX: ffffffffffffffda RBX: 00007f9eba4fdfa0 RCX: 00007f9eba346819 [ 309.592987][ C1] RDX: 0000000000000000 RSI: 0000000020000500 RDI: 0000000000000004 [ 309.592990][ C1] RBP: 00007f9eba3b975e R08: 0000000000000000 R09: 0000000000000000 [ 309.592994][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 309.592998][ C1] R13: 0000000000000000 R14: 00007f9eba4fdfa0 R15: 00007ffea7b54238