Warning: Permanently added '10.128.1.126' (ED25519) to the list of known hosts. 2026/01/08 13:59:45 parsed 1 programs [ 63.471433][ T3155] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 64.536945][ T14] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.545050][ T14] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.555918][ T2127] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.563809][ T2127] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.461245][ T3197] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.468606][ T3197] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.476503][ T3197] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.483862][ T3197] netdevsim netdevsim5 netdevsim3: renamed from eth3 2026/01/08 13:59:50 executed programs: 0 [ 69.968845][ T3624] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.992172][ T3610] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 70.000489][ T3624] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 70.014326][ T3610] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 70.024316][ T3624] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 70.034019][ T3610] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 70.046261][ T3624] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 70.053992][ T3610] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.529696][ T3612] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 70.563342][ T3611] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.574231][ T3625] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 70.584499][ T3612] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 70.592042][ T3611] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.611368][ T3625] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 70.624385][ T3612] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 70.636267][ T3611] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.643782][ T3625] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 70.651167][ T3625] netdevsim netdevsim6 netdevsim3: renamed from eth3 [ 70.658746][ T3612] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 70.674488][ T3611] netdevsim netdevsim0 netdevsim3: renamed from eth3 2026/01/08 14:00:00 executed programs: 10 [ 77.660615][ T3653] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.668489][ T3653] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.684428][ T2127] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.692254][ T2127] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.837237][ T3653] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.845096][ T3653] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.849630][ T2127] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.860410][ T2127] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 178.063471][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 178.070448][ C0] rcu: 1-...!: (1 GPs behind) idle=204c/1/0x4000000000000000 softirq=6442/6446 fqs=302 [ 178.080155][ C0] rcu: (detected by 0, t=10006 jiffies, g=7933, q=99 ncpus=2) [ 178.087698][ C0] Sending NMI from CPU 0 to CPUs 1: [ 178.087724][ C1] NMI backtrace for cpu 1 [ 178.087744][ C1] CPU: 1 UID: 0 PID: 5727 Comm: syz.2.18 Not tainted syzkaller #0 PREEMPT(none) [ 178.087757][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 178.087764][ C1] RIP: 0010:rcu_is_watching+0x1a/0x40 [ 178.087790][ C1] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 ff 05 35 3c e6 03 e8 70 91 da 01 89 c0 48 8b 04 c5 10 1c c9 83 <8b> 80 98 55 35 85 65 ff 0d 19 3c e6 03 74 0c 83 e0 04 c1 e8 02 e9 [ 178.087799][ C1] RSP: 0018:ffffc900000e0ef8 EFLAGS: 00000002 [ 178.087808][ C1] RAX: ffff8882b29d0000 RBX: ffff888237d1be01 RCX: 0000000080010001 [ 178.087815][ C1] RDX: 0000000000010000 RSI: ffffffff83b47491 RDI: ffffffff83c6c2db [ 178.087822][ C1] RBP: ffff888237d1bf80 R08: 0000000000000000 R09: 0000000000000000 [ 178.087829][ C1] R10: 0000000000000000 R11: ffffffff829d5380 R12: ffff888237d1be80 [ 178.087836][ C1] R13: ffffffff829d5380 R14: 0000000000000002 R15: ffff888105bff300 [ 178.087843][ C1] FS: 00007fb2eb0ef6c0(0000) GS:ffff8882b29d0000(0000) knlGS:0000000000000000 [ 178.087852][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 178.087859][ C1] CR2: 00007fc003723e9c CR3: 000000011f39c000 CR4: 00000000003506f0 [ 178.087869][ C1] Call Trace: [ 178.087874][ C1] [ 178.087878][ C1] __hrtimer_run_queues+0x1eb/0x510 [ 178.087907][ C1] hrtimer_interrupt+0x13e/0x2c0 [ 178.087922][ C1] __sysvec_apic_timer_interrupt+0x84/0x200 [ 178.087940][ C1] sysvec_apic_timer_interrupt+0x8d/0xb0 [ 178.087958][ C1] [ 178.087961][ C1] [ 178.087965][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 178.087977][ C1] RIP: 0010:lockdep_unregister_key+0x2e5/0x320 [ 178.087990][ C1] Code: a1 02 00 74 5a 89 c6 48 c7 c7 f0 df 18 89 e8 12 2b e0 01 90 e9 2a fe ff ff e8 97 0f df 01 41 f7 c6 00 02 00 00 74 aa fb 84 db <75> a9 eb ba 90 e8 f1 a2 93 00 90 eb 88 90 e8 e8 a2 93 00 90 e9 d8 [ 178.087999][ C1] RSP: 0018:ffffc90001d8f788 EFLAGS: 00000246 [ 178.088007][ C1] RAX: 0000000000000046 RBX: ffff888105bf9a00 RCX: 0000000000000046 [ 178.088013][ C1] RDX: ffffffff8578db98 RSI: ffffffff83b474cf RDI: ffffffff83bbbec4 [ 178.088020][ C1] RBP: ffff888105bf9a69 R08: 0000000000000000 R09: 0000000000000007 [ 178.088027][ C1] R10: 0000000000000000 R11: ffffffff8294bc20 R12: 0000000000001000 [ 178.088033][ C1] R13: ffff8881083b9bc0 R14: 0000000000000246 R15: 0000000000000000 [ 178.088041][ C1] ? __pfx_pfifo_fast_destroy+0x10/0x10 [ 178.088055][ C1] ? __pfx_pfifo_fast_destroy+0x10/0x10 [ 178.088065][ C1] __qdisc_destroy+0x6b/0x1e0 [ 178.088077][ C1] taprio_attach+0x116/0x1a0 [ 178.088090][ C1] ? __pfx_taprio_attach+0x10/0x10 [ 178.088103][ C1] qdisc_graft+0x949/0xa90 [ 178.088118][ C1] ? qdisc_graft+0x1e1/0xa90 [ 178.088167][ C1] ? qdisc_create+0x66b/0x7c0 [ 178.088183][ C1] tc_modify_qdisc+0xc9d/0x1040 [ 178.088203][ C1] ? __pfx_tc_modify_qdisc+0x10/0x10 [ 178.088218][ C1] rtnetlink_rcv_msg+0x586/0x610 [ 178.088232][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 178.088243][ C1] netlink_rcv_skb+0x16d/0x240 [ 178.088263][ C1] netlink_unicast+0x3ca/0x490 [ 178.088280][ C1] netlink_sendmsg+0x494/0x590 [ 178.088291][ C1] __sock_sendmsg+0xc9/0xf0 [ 178.088304][ C1] ____sys_sendmsg+0x257/0x360 [ 178.088323][ C1] ___sys_sendmsg+0x2de/0x320 [ 178.088346][ C1] __x64_sys_sendmsg+0x110/0x1a0 [ 178.088366][ C1] do_syscall_64+0x85/0x2e0 [ 178.088380][ C1] ? clear_bhb_loop+0x60/0xb0 [ 178.088392][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 178.088403][ C1] RIP: 0033:0x7fb2eb67e9a9 [ 178.088419][ 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 [ 178.088428][ C1] RSP: 002b:00007fb2eb0ef038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 178.088437][ C1] RAX: ffffffffffffffda RBX: 00007fb2eb8a5fa0 RCX: 00007fb2eb67e9a9 [ 178.088444][ C1] RDX: 0000000000000000 RSI: 00002000000007c0 RDI: 0000000000000006 [ 178.088450][ C1] RBP: 00007fb2eb700d69 R08: 0000000000000000 R09: 0000000000000000 [ 178.088457][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 178.088463][ C1] R13: 0000000000000000 R14: 00007fb2eb8a5fa0 R15: 00007ffd24f97158 [ 178.088472][ C1] [ 178.088721][ C0] rcu: rcu_preempt kthread starved for 8495 jiffies! g7933 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 178.516707][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 178.526661][ C0] rcu: RCU grace-period kthread stack dump: [ 178.532529][ C0] task:rcu_preempt state:R running task stack:14496 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 [ 178.545979][ C0] Call Trace: [ 178.549255][ C0] [ 178.552177][ C0] __schedule+0x94d/0xe50 [ 178.556517][ C0] ? schedule+0x21/0x140 [ 178.560851][ C0] schedule+0xac/0x140 [ 178.564898][ C0] schedule_timeout+0x106/0x190 [ 178.569743][ C0] ? __pfx_process_timeout+0x10/0x10 [ 178.575019][ C0] rcu_gp_fqs_loop+0x19e/0x670 [ 178.579782][ C0] rcu_gp_kthread+0x1c/0x150 [ 178.584360][ C0] kthread+0x2bd/0x300 [ 178.588418][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 178.593690][ C0] ? __pfx_kthread+0x10/0x10 [ 178.598267][ C0] ret_from_fork+0x1a6/0x380 [ 178.602842][ C0] ? __pfx_kthread+0x10/0x10 [ 178.607420][ C0] ret_from_fork_asm+0x1a/0x30 [ 178.612176][ C0] [ 178.615278][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 178.621584][ C0] CPU: 0 UID: 0 PID: 3609 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(none) [ 178.631024][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 178.641111][ C0] RIP: 0010:smp_call_function_many_cond+0x64f/0xb30 [ 178.647691][ C0] Code: 75 00 66 90 41 8b 6e 08 89 ee 83 e6 01 31 ff e8 77 77 05 00 83 e5 01 75 07 e8 2d 73 05 00 eb 18 f3 90 41 f7 46 08 01 00 00 00 <74> 07 e8 1a 73 05 00 eb ed e8 13 73 05 00 4c 89 e5 ff c3 83 e3 0f [ 178.667281][ C0] RSP: 0018:ffffc90001b8f950 EFLAGS: 00000202 [ 178.673331][ C0] RAX: ffffffff8154b2c6 RBX: 0000000000000001 RCX: ffff888121ab8000 [ 178.681284][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 178.689235][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000192 [ 178.697193][ C0] R10: 0000000000000000 R11: ffffffff813df8f0 R12: ffff888237c2c400 [ 178.705148][ C0] R13: ffff888237d30d60 R14: ffff888237d30d60 R15: 00000000fffffff8 [ 178.713103][ C0] FS: 0000000000000000(0000) GS:ffff8882b28d0000(0000) knlGS:0000000000000000 [ 178.722018][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 178.728584][ C0] CR2: 0000555576c874a8 CR3: 0000000003e7a000 CR4: 00000000003506f0 [ 178.736541][ C0] Call Trace: [ 178.739814][ C0] [ 178.742730][ C0] ? __pfx_flush_tlb_func+0x10/0x10 [ 178.747920][ C0] ? __pfx_flush_tlb_func+0x10/0x10 [ 178.753097][ C0] on_each_cpu_cond_mask+0x3f/0x80 [ 178.758201][ C0] flush_tlb_mm_range+0x265/0x630 [ 178.763213][ C0] tlb_flush_mmu+0x12a/0x370 [ 178.767792][ C0] tlb_finish_mmu+0x5d/0xb0 [ 178.772285][ C0] ldt_arch_exit_mmap+0x133/0x160 [ 178.777311][ C0] exit_mmap+0x1b2/0x710 [ 178.781545][ C0] __mmput+0x70/0x190 [ 178.785512][ C0] exit_mm+0xbf/0x160 [ 178.789481][ C0] do_exit+0x2f0/0xf90 [ 178.793544][ C0] do_group_exit+0xb2/0xf0 [ 178.797945][ C0] get_signal+0xc5a/0xd90 [ 178.802260][ C0] ? kernel_wait4+0x1ee/0x200 [ 178.806925][ C0] arch_do_signal_or_restart+0x96/0x450 [ 178.812457][ C0] exit_to_user_mode_loop+0x83/0x4d0 [ 178.817728][ C0] do_syscall_64+0x188/0x2e0 [ 178.822304][ C0] ? clear_bhb_loop+0x60/0xb0 [ 178.826970][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 178.832845][ C0] RIP: 0033:0x7fb2eb674bd3 [ 178.837253][ C0] Code: Unable to access opcode bytes at 0x7fb2eb674ba9. [ 178.844252][ C0] RSP: 002b:00007ffd24f976a8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d [ 178.852647][ C0] RAX: fffffffffffffe00 RBX: 0000000000000e1a RCX: 00007fb2eb674bd3 [ 178.860602][ C0] RDX: 0000000040000000 RSI: 00007ffd24f976bc RDI: 00000000ffffffff [ 178.868562][ C0] RBP: 00007ffd24f976bc R08: 0000000000000000 R09: 0000000000000000 [ 178.876518][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd24f97740 [ 178.884478][ C0] R13: 00007ffd24f97748 R14: 0000000000000009 R15: 0000000000000000 [ 178.892437][ C0]