[ 32.370486][ T303] device veth1_macvtap entered promiscuous mode [ 32.379874][ T111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 32.390065][ T111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 32.407274][ T303] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 33.150759][ T9] device bridge_slave_1 left promiscuous mode [ 33.156730][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.164182][ T9] device bridge_slave_0 left promiscuous mode [ 33.170335][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.177891][ T9] device veth1_macvtap left promiscuous mode [ 33.184119][ T9] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.15.206' (ED25519) to the list of known hosts. 2025/01/03 21:24:27 ignoring optional flag "sandboxArg"="0" 2025/01/03 21:24:27 ignoring optional flag "type"="gce" 2025/01/03 21:24:27 parsed 1 programs [ 50.189905][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 50.189919][ T24] audit: type=1400 audit(1735939467.460:94): avc: denied { unlink } for pid=345 comm="syz-executor" name="swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2025/01/03 21:24:27 executed programs: 0 [ 50.248287][ T345] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 50.300395][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.307358][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.315303][ T351] device bridge_slave_0 entered promiscuous mode [ 50.322249][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.329218][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.336715][ T351] device bridge_slave_1 entered promiscuous mode [ 50.372383][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.379339][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.386400][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.393528][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.410810][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.417885][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.425310][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.432580][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.441929][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.450127][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.456953][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.465619][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.473612][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.480650][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.492406][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.501518][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.514840][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.526237][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.534458][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.542019][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.550329][ T351] device veth0_vlan entered promiscuous mode [ 50.560033][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.568967][ T351] device veth1_macvtap entered promiscuous mode [ 50.577853][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.587872][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.601224][ T24] audit: type=1400 audit(1735939467.870:95): avc: denied { mounton } for pid=351 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=509 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 50.627517][ T24] audit: type=1400 audit(1735939467.890:96): avc: denied { create } for pid=356 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 50.647312][ T24] audit: type=1400 audit(1735939467.890:97): avc: denied { setopt } for pid=356 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 50.668895][ T24] audit: type=1400 audit(1735939467.890:98): avc: denied { write } for pid=356 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 51.319113][ T24] audit: type=1400 audit(1735939468.590:99): avc: denied { read } for pid=76 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 2025/01/03 21:24:32 executed programs: 674 [ 159.848568][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 159.855023][ C1] rcu: 1-...!: (10000 ticks this GP) idle=8de/1/0x4000000000000000 softirq=8669/8669 fqs=0 last_accelerate: a1de/c8ee dyntick_enabled: 1 [ 159.869099][ C1] (t=10000 jiffies g=5617 q=299) [ 159.873948][ C1] rcu: rcu_preempt kthread starved for 10000 jiffies! g5617 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 159.885140][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 159.894946][ C1] rcu: RCU grace-period kthread stack dump: [ 159.900697][ C1] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 159.909714][ C1] Call Trace: [ 159.912999][ C1] __schedule+0xbe6/0x1330 [ 159.917271][ C1] ? release_firmware_map_entry+0x18d/0x18d [ 159.923094][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 159.928386][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 159.933082][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 159.938026][ C1] schedule+0x13d/0x1d0 [ 159.942007][ C1] schedule_timeout+0x18c/0x360 [ 159.946779][ C1] ? prepare_to_swait_event+0x39f/0x3e0 [ 159.952159][ C1] ? console_conditional_schedule+0x10/0x10 [ 159.958063][ C1] ? run_local_timers+0x160/0x160 [ 159.963009][ C1] ? __note_gp_changes+0x2d8/0x6f0 [ 159.967955][ C1] rcu_gp_kthread+0xefc/0x23a0 [ 159.972557][ C1] ? dump_blkd_tasks+0x7e0/0x7e0 [ 159.977330][ C1] ? rcu_barrier_callback+0x50/0x50 [ 159.982382][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 159.987061][ C1] ? __kasan_check_read+0x11/0x20 [ 159.991954][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 159.996776][ C1] kthread+0x34b/0x3d0 [ 160.000786][ C1] ? rcu_barrier_callback+0x50/0x50 [ 160.006048][ C1] ? kthread_blkcg+0xd0/0xd0 [ 160.010407][ C1] ret_from_fork+0x1f/0x30 [ 160.014762][ C1] NMI backtrace for cpu 1 [ 160.019119][ C1] CPU: 1 PID: 4391 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 160.029362][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 160.039237][ C1] Call Trace: [ 160.042363][ C1] [ 160.045061][ C1] dump_stack_lvl+0x1e2/0x24b [ 160.049571][ C1] ? panic+0x812/0x812 [ 160.053472][ C1] ? bfq_pos_tree_add_move+0x43b/0x43b [ 160.058797][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 160.064153][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 160.068768][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 160.074959][ C1] dump_stack+0x15/0x17 [ 160.078945][ C1] nmi_trigger_cpumask_backtrace+0x2b5/0x300 [ 160.084749][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 160.090652][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 160.096405][ C1] rcu_dump_cpu_stacks+0x199/0x2b0 [ 160.101324][ C1] rcu_sched_clock_irq+0xf8a/0x1890 [ 160.106373][ C1] ? rcutree_dead_cpu+0x340/0x340 [ 160.111214][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 160.116370][ C1] update_process_times+0x198/0x200 [ 160.121609][ C1] tick_sched_timer+0x188/0x240 [ 160.126315][ C1] ? tick_setup_sched_timer+0x480/0x480 [ 160.132123][ C1] __hrtimer_run_queues+0x3d7/0xa50 [ 160.137173][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 160.142118][ C1] ? clockevents_program_event+0x214/0x2c0 [ 160.147768][ C1] ? ktime_get_update_offsets_now+0x266/0x280 [ 160.153658][ C1] hrtimer_interrupt+0x39a/0x8b0 [ 160.158534][ C1] __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 160.164676][ C1] asm_call_irq_on_stack+0xf/0x20 [ 160.169527][ C1] [ 160.172306][ C1] sysvec_apic_timer_interrupt+0x85/0xe0 [ 160.177770][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 160.183600][ C1] RIP: 0010:kasan_check_range+0x1c6/0x2a0 [ 160.189154][ C1] Code: ed 49 0f 49 dd 48 83 e3 f8 49 29 dd 74 12 41 80 39 00 0f 85 a6 00 00 00 49 ff c1 49 ff cd 75 ee 5b 41 5c 41 5d 41 5e 41 5f 5d 45 84 f6 75 61 41 f7 c6 00 ff 00 00 75 5d 41 f7 c6 00 00 ff 00 [ 160.208594][ C1] RSP: 0018:ffffc900018fe8e8 EFLAGS: 00000256 [ 160.214589][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff849a1885 [ 160.222500][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff8881103aa880 [ 160.230387][ C1] RBP: ffffc900018fe8f0 R08: dffffc0000000000 R09: ffffed1022075511 [ 160.238286][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 160.246093][ C1] R13: ffff8881103aa800 R14: 00000000decc72d9 R15: ffffc900018fed80 [ 160.254003][ C1] ? tipc_sk_rcv+0x1795/0x1e30 [ 160.258602][ C1] ? __kasan_check_write+0x14/0x20 [ 160.263543][ C1] tipc_sk_rcv+0x1795/0x1e30 [ 160.267972][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 160.273626][ C1] ? __stack_depot_save+0x468/0x4d0 [ 160.278662][ C1] ? kmem_cache_free+0xa9/0x1e0 [ 160.283341][ C1] ? kasan_set_free_info+0x23/0x40 [ 160.288378][ C1] ? ____kasan_slab_free+0x121/0x160 [ 160.293602][ C1] ? __kasan_slab_free+0x11/0x20 [ 160.298358][ C1] ? slab_free_freelist_hook+0xc0/0x190 [ 160.303745][ C1] ? kfree_skbmem+0x104/0x170 [ 160.308525][ C1] ? kfree_skb+0xc1/0x320 [ 160.312672][ C1] ? tipc_sk_rcv+0x8a1/0x1e30 [ 160.317184][ C1] ? tipc_node_xmit+0x34b/0xe30 [ 160.321872][ C1] ? __skb_queue_purge+0x180/0x180 [ 160.326914][ C1] tipc_node_xmit+0x34b/0xe30 [ 160.331676][ C1] ? ____kasan_slab_free+0x12c/0x160 [ 160.336894][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 160.342262][ C1] ? __kasan_slab_free+0x11/0x20 [ 160.347034][ C1] ? slab_free_freelist_hook+0xc0/0x190 [ 160.352426][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 160.357547][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 160.362661][ C1] ? trace_tipc_sk_rej_msg+0x2b/0x6f0 [ 160.367867][ C1] tipc_sk_rcv+0x177d/0x1e30 [ 160.372302][ C1] ? __skb_queue_purge+0x180/0x180 [ 160.377247][ C1] tipc_node_xmit+0x34b/0xe30 [ 160.381843][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 160.386978][ C1] ? __kernel_text_address+0x9b/0x110 [ 160.392200][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 160.397535][ C1] ? arch_stack_walk+0xf3/0x140 [ 160.402326][ C1] tipc_sk_filter_rcv+0x1da8/0x3e00 [ 160.407385][ C1] ? tipc_sk_dump+0xf50/0xf50 [ 160.411860][ C1] ? __kasan_check_write+0x14/0x20 [ 160.416916][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 160.421849][ C1] ? kmem_cache_free+0xa9/0x1e0 [ 160.426529][ C1] tipc_sk_rcv+0x8a1/0x1e30 [ 160.430876][ C1] ? __skb_queue_purge+0x180/0x180 [ 160.435906][ C1] ? tipc_sk_filter_rcv+0x3583/0x3e00 [ 160.441124][ C1] tipc_node_xmit+0x34b/0xe30 [ 160.445713][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 160.451679][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 160.456859][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 160.461879][ C1] ? futex_wake+0x630/0x790 [ 160.466338][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 160.471260][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 160.476033][ C1] ? sysvec_reschedule_ipi+0x83/0x160 [ 160.481498][ C1] __release_sock+0x148/0x410 [ 160.486008][ C1] sock_setsockopt+0x1e3b/0x2e00 [ 160.490784][ C1] ? __sock_set_mark+0x160/0x160 [ 160.495750][ C1] ? selinux_socket_getsockopt+0x340/0x340 [ 160.501402][ C1] ? security_socket_setsockopt+0x82/0xb0 [ 160.507121][ C1] __sys_setsockopt+0x441/0x870 [ 160.511788][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 160.516528][ C1] ? __kasan_check_write+0x14/0x20 [ 160.521643][ C1] ? switch_fpu_return+0x1e4/0x3c0 [ 160.526556][ C1] ? fpu__clear_all+0x20/0x20 [ 160.531268][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 160.536259][ C1] do_syscall_64+0x34/0x70 [ 160.540766][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 160.546486][ C1] RIP: 0033:0x7f46bd5f1ca9 [ 160.550748][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 160.570368][ C1] RSP: 002b:00007f46bd1730c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 160.578839][ C1] RAX: ffffffffffffffda RBX: 00007f46bd71ff80 RCX: 00007f46bd5f1ca9 [ 160.586790][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 160.594585][ C1] RBP: 00007f46bd63d47e R08: 0000000000000004 R09: 0000000000000000 [ 160.602606][ C1] R10: 0000000020000040 R11: 0000000000000246 R12: 0000000000000000 [ 160.610397][ C1] R13: 000000000000000b R14: 00007f46bd71ff80 R15: 00007ffd0979aaa8 [ 198.992265][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor.0:4390] [ 199.000686][ C0] Modules linked in: [ 199.004520][ C0] CPU: 0 PID: 4390 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 199.014850][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 199.024826][ C0] RIP: 0010:kvm_wait+0xfc/0x150 [ 199.029430][ C0] Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d a5 53 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 96 53 d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04 [ 199.049567][ C0] RSP: 0018:ffffc900014679e0 EFLAGS: 00000246 [ 199.055635][ C0] RAX: 0000000000000003 RBX: 1ffff9200028cf40 RCX: ffffffff8150ca44 [ 199.063673][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90001467a20 [ 199.071480][ C0] RBP: ffffc90001467a90 R08: dffffc0000000000 R09: ffffed1022075512 [ 199.079289][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 199.087097][ C0] R13: ffff8881103aa888 R14: 0000000000000003 R15: 0000000000000246 [ 199.094932][ C0] FS: 00005555696bc480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 199.103677][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.110114][ C0] CR2: 00007f46bd152d58 CR3: 00000001103fc000 CR4: 00000000003506b0 [ 199.117975][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.125737][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.133532][ C0] Call Trace: [ 199.136658][ C0] [ 199.139360][ C0] ? show_regs+0x58/0x60 [ 199.143431][ C0] ? watchdog_timer_fn+0x471/0x590 [ 199.148559][ C0] ? proc_watchdog_cpumask+0xd0/0xd0 [ 199.153614][ C0] ? __hrtimer_run_queues+0x3d7/0xa50 [ 199.158824][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 199.163769][ C0] ? clockevents_program_event+0x214/0x2c0 [ 199.169416][ C0] ? ktime_get_update_offsets_now+0x266/0x280 [ 199.175321][ C0] ? hrtimer_interrupt+0x39a/0x8b0 [ 199.180261][ C0] ? __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 199.186163][ C0] ? asm_call_irq_on_stack+0xf/0x20 [ 199.191220][ C0] [ 199.193976][ C0] ? sysvec_apic_timer_interrupt+0x85/0xe0 [ 199.199619][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 199.205721][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 199.211857][ C0] ? kvm_wait+0xfc/0x150 [ 199.216026][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 199.222191][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 199.227141][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 199.233201][ C0] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 199.239108][ C0] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 199.245517][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 199.250219][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 199.255252][ C0] ? __kasan_record_aux_stack+0xd3/0x100 [ 199.260904][ C0] ? memset+0x35/0x40 [ 199.264919][ C0] lock_sock_nested+0x92/0x300 [ 199.269588][ C0] ? locks_remove_posix+0x610/0x610 [ 199.274623][ C0] ? sock_init_data+0xc0/0xc0 [ 199.279177][ C0] tipc_release+0x57/0x1440 [ 199.283498][ C0] sock_close+0xdf/0x270 [ 199.287647][ C0] ? sock_mmap+0xa0/0xa0 [ 199.291727][ C0] __fput+0x33d/0x7b0 [ 199.295547][ C0] ____fput+0x15/0x20 [ 199.299451][ C0] task_work_run+0x129/0x190 [ 199.304053][ C0] exit_to_user_mode_loop+0xbf/0xd0 [ 199.309110][ C0] syscall_exit_to_user_mode+0xa2/0x1a0 [ 199.314473][ C0] do_syscall_64+0x40/0x70 [ 199.318722][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.324443][ C0] RIP: 0033:0x7f46bd5f0b9a [ 199.328716][ C0] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24 [ 199.348226][ C0] RSP: 002b:00007ffd0979ab70 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 199.356480][ C0] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f46bd5f0b9a [ 199.364291][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 199.372096][ C0] RBP: 00007f46bd721980 R08: 0000001b31a60000 R09: 00007ffd097e60b0 [ 199.379998][ C0] R10: 000000000000166e R11: 0000000000000293 R12: 000000000000ecfc [ 199.388000][ C0] R13: 00007f46bd72005c R14: 00007f46bd720050 R15: 0000000000000032 [ 199.395841][ C0] Sending NMI from CPU 0 to CPUs 1: [ 199.401740][ C1] NMI backtrace for cpu 1 [ 199.401752][ C1] CPU: 1 PID: 4391 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 199.401758][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 199.401762][ C1] RIP: 0010:__rcu_read_lock+0x5/0x50 [ 199.401774][ C1] Code: 89 fd 0f 85 ec fb ff ff e8 74 b1 a8 ff e9 e2 fb ff ff e8 7e 0b 56 03 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55 48 89 e5 53 <65> 48 8b 1d b3 a2 aa 7e 48 81 c3 08 04 00 00 48 89 d8 48 c1 e8 03 [ 199.401778][ C1] RSP: 0018:ffffc900018fe7e8 EFLAGS: 00000246 [ 199.401787][ C1] RAX: 0000000000000000 RBX: 0000000000000022 RCX: ffffc900018fe803 [ 199.401792][ C1] RDX: 0000000000000000 RSI: 00000000decc72d9 RDI: ffff88810c1e8000 [ 199.401797][ C1] RBP: ffffc900018fe7f0 R08: ffffffff849a03f5 R09: 0000000000000003 [ 199.401802][ C1] R10: fffff5200031fd10 R11: dffffc0000000001 R12: dffffc0000000000 [ 199.401807][ C1] R13: 1ffff9200031fd10 R14: dffffc0000000000 R15: ffff88810c1e8000 [ 199.401813][ C1] FS: 00007f46bd1736c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 199.401818][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.401823][ C1] CR2: 00007f46bd152d58 CR3: 00000001103fc000 CR4: 00000000003506a0 [ 199.401828][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.401833][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.401836][ C1] Call Trace: [ 199.401838][ C1] [ 199.401841][ C1] ? show_regs+0x58/0x60 [ 199.401845][ C1] ? nmi_cpu_backtrace+0x133/0x160 [ 199.401848][ C1] ? __rcu_read_lock+0x5/0x50 [ 199.401852][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 199.401855][ C1] ? nmi_handle+0xa8/0x280 [ 199.401858][ C1] ? __rcu_read_lock+0x5/0x50 [ 199.401862][ C1] ? default_do_nmi+0x69/0x160 [ 199.401864][ C1] ? exc_nmi+0xad/0x100 [ 199.401867][ C1] ? end_repeat_nmi+0x16/0x31 [ 199.401870][ C1] ? tipc_sk_rcv+0x305/0x1e30 [ 199.401872][ C1] ? __rcu_read_lock+0x5/0x50 [ 199.401875][ C1] ? __rcu_read_lock+0x5/0x50 [ 199.401878][ C1] ? __rcu_read_lock+0x5/0x50 [ 199.401880][ C1] [ 199.401883][ C1] tipc_sk_lookup+0xbc/0x650 [ 199.401886][ C1] ? preempt_count_add+0x44/0x1a0 [ 199.401889][ C1] ? __kasan_check_write+0x14/0x20 [ 199.401892][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 199.401895][ C1] ? tipc_sk_rcv+0x1e30/0x1e30 [ 199.401897][ C1] ? tipc_sk_rcv+0x46b/0x1e30 [ 199.401900][ C1] tipc_sk_rcv+0x499/0x1e30 [ 199.401903][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 199.401906][ C1] ? __stack_depot_save+0x468/0x4d0 [ 199.401909][ C1] ? kmem_cache_free+0xa9/0x1e0 [ 199.401913][ C1] ? kasan_set_free_info+0x23/0x40 [ 199.401918][ C1] ? ____kasan_slab_free+0x121/0x160 [ 199.401921][ C1] ? __kasan_slab_free+0x11/0x20 [ 199.401924][ C1] ? slab_free_freelist_hook+0xc0/0x190 [ 199.401927][ C1] ? kfree_skbmem+0x104/0x170 [ 199.401929][ C1] ? kfree_skb+0xc1/0x320 [ 199.401932][ C1] ? tipc_sk_rcv+0x8a1/0x1e30 [ 199.401935][ C1] ? tipc_node_xmit+0x34b/0xe30 [ 199.401938][ C1] ? __skb_queue_purge+0x180/0x180 [ 199.401941][ C1] tipc_node_xmit+0x34b/0xe30 [ 199.401944][ C1] ? ____kasan_slab_free+0x12c/0x160 [ 199.401947][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 199.401950][ C1] ? __kasan_slab_free+0x11/0x20 [ 199.401953][ C1] ? slab_free_freelist_hook+0xc0/0x190 [ 199.401956][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 199.401959][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 199.401962][ C1] ? trace_tipc_sk_rej_msg+0x2b/0x6f0 [ 199.401965][ C1] tipc_sk_rcv+0x177d/0x1e30 [ 199.401968][ C1] ? __skb_queue_purge+0x180/0x180 [ 199.401970][ C1] tipc_node_xmit+0x34b/0xe30 [ 199.401973][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 199.401976][ C1] ? __kernel_text_address+0x9b/0x110 [ 199.401980][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 199.401982][ C1] ? arch_stack_walk+0xf3/0x140 [ 199.401985][ C1] tipc_sk_filter_rcv+0x1da8/0x3e00 [ 199.401988][ C1] ? tipc_sk_dump+0xf50/0xf50 [ 199.401991][ C1] ? __kasan_check_write+0x14/0x20 [ 199.401994][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 199.401997][ C1] ? kmem_cache_free+0xa9/0x1e0 [ 199.401999][ C1] tipc_sk_rcv+0x8a1/0x1e30 [ 199.402002][ C1] ? __skb_queue_purge+0x180/0x180 [ 199.402005][ C1] ? tipc_sk_filter_rcv+0x3583/0x3e00 [ 199.402008][ C1] tipc_node_xmit+0x34b/0xe30 [ 199.402011][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 199.402014][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 199.402017][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 199.402020][ C1] ? futex_wake+0x630/0x790 [ 199.402023][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 199.402026][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 199.402029][ C1] ? sysvec_reschedule_ipi+0x83/0x160 [ 199.402032][ C1] __release_sock+0x148/0x410 [ 199.402034][ C1] sock_setsockopt+0x1e3b/0x2e00 [ 199.402037][ C1] ? __sock_set_mark+0x160/0x160 [ 199.402040][ C1] ? selinux_socket_getsockopt+0x340/0x340 [ 199.402044][ C1] ? security_socket_setsockopt+0x82/0xb0 [ 199.402047][ C1] __sys_setsockopt+0x441/0x870 [ 199.402049][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 199.402052][ C1] ? __kasan_check_write+0x14/0x20 [ 199.402055][ C1] ? switch_fpu_return+0x1e4/0x3c0 [ 199.402058][ C1] ? fpu__clear_all+0x20/0x20 [ 199.402061][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 199.402064][ C1] do_syscall_64+0x34/0x70 [ 199.402067][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.402070][ C1] RIP: 0033:0x7f46bd5f1ca9 [ 199.402079][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 199.402082][ C1] RSP: 002b:00007f46bd1730c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 199.402090][ C1] RAX: ffffffffffffffda RBX: 00007f46bd71ff80 RCX: 00007f46bd5f1ca9 [ 199.402094][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 199.402099][ C1] RBP: 00007f46bd63d47e R08: 0000000000000004 R09: 0000000000000000 [ 199.402103][ C1] R10: 0000000020000040 R11: 0000000000000246 R12: 0000000000000000 [ 199.402107][ C1] R13: 000000000000000b R14: 00007f46bd71ff80 R15: 00007ffd0979aaa8