Warning: Permanently added '10.128.0.249' (ED25519) to the list of known hosts. 2023/12/08 04:32:44 fuzzer started 2023/12/08 04:32:45 connecting to host at 10.128.0.169:41275 2023/12/08 04:32:45 checking machine... 2023/12/08 04:32:45 checking revisions... 2023/12/08 04:32:45 testing simple program... [ 70.294931][ T5062] cgroup: Unknown subsys name 'net' [ 70.403829][ T5062] cgroup: Unknown subsys name 'rlimit' [ 72.028238][ T5062] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 72.224728][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 72.232828][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 72.240725][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 72.248857][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 72.256536][ T51] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 72.264226][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 72.437390][ T5065] chnl_net:caif_netlink_parms(): no params data found [ 72.515320][ T5065] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.523153][ T5065] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.530733][ T5065] bridge_slave_0: entered allmulticast mode [ 72.538019][ T5065] bridge_slave_0: entered promiscuous mode [ 72.547653][ T5065] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.555055][ T5065] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.562206][ T5065] bridge_slave_1: entered allmulticast mode [ 72.569578][ T5065] bridge_slave_1: entered promiscuous mode [ 72.603299][ T5065] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.616945][ T5065] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.654184][ T5065] team0: Port device team_slave_0 added [ 72.663589][ T5065] team0: Port device team_slave_1 added [ 72.693387][ T5065] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.700431][ T5065] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 72.726841][ T5065] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.741789][ T5065] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.749161][ T5065] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 72.775282][ T5065] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.821202][ T5065] hsr_slave_0: entered promiscuous mode [ 72.828104][ T5065] hsr_slave_1: entered promiscuous mode [ 72.984390][ T5065] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.998044][ T5065] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.009862][ T5065] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.024300][ T5065] netdevsim netdevsim0 netdevsim3: renamed from eth3 executing program [ 73.057182][ T5065] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.064442][ T5065] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.072370][ T5065] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.079707][ T5065] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.156567][ T5065] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.177898][ T55] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.187082][ T55] bridge0: port 2(bridge_slave_1) entered disabled state [ 178.252841][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 178.259947][ C1] rcu: 0-...!: (1 GPs behind) idle=6afc/1/0x4000000000000000 softirq=5995/5996 fqs=1 [ 178.270096][ C1] rcu: (detected by 1, t=10506 jiffies, g=7205, q=58 ncpus=2) [ 178.277666][ C1] Sending NMI from CPU 1 to CPUs 0: [ 178.282891][ C0] NMI backtrace for cpu 0 [ 178.282901][ C0] CPU: 0 PID: 55 Comm: kworker/0:2 Not tainted 6.7.0-rc4-next-20231208-syzkaller #0 [ 178.282923][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 178.282936][ C0] Workqueue: events linkwatch_event [ 178.282987][ C0] RIP: 0010:kasan_check_range+0x154/0x190 [ 178.283014][ C0] Code: 74 11 80 38 00 74 ef 4d 8d 1c 2c 48 85 c0 48 89 c2 75 97 48 89 da 4c 89 d8 4c 29 da e9 30 ff ff ff 5b b8 01 00 00 00 5d 41 5c b8 01 00 00 00 c3 48 29 c3 48 89 da 49 89 d3 49 c1 fb 3f 49 c1 [ 178.283034][ C0] RSP: 0018:ffffc9000130fbf8 EFLAGS: 00000046 [ 178.283049][ C0] RAX: 0000000000000001 RBX: ffff88801c4be000 RCX: ffffffff887d61aa [ 178.283062][ C0] RDX: ffffed1003897c2a RSI: 0000000000000008 RDI: ffff88801c4be148 [ 178.283076][ C0] RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffed1003897c29 [ 178.283088][ C0] R10: ffff88801c4be14f R11: 0000000000000003 R12: 00000000000000bd [ 178.283101][ C0] R13: ffff88801c4be148 R14: ffff88801c4be000 R15: ffff88801c4be6b0 [ 178.283115][ C0] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 178.283136][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 178.283157][ C0] CR2: 00005579a23f7000 CR3: 000000006bda9000 CR4: 00000000003506f0 [ 178.283170][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 178.283181][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 178.283194][ C0] Call Trace: [ 178.283201][ C0] [ 178.283209][ C0] ? show_regs+0x8e/0xa0 [ 178.283236][ C0] ? nmi_cpu_backtrace+0x1d4/0x390 [ 178.283261][ C0] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 178.283292][ C0] ? nmi_handle+0x1a6/0x580 [ 178.283319][ C0] ? kasan_check_range+0x154/0x190 [ 178.283342][ C0] ? default_do_nmi+0x6a/0x160 [ 178.283369][ C0] ? exc_nmi+0x186/0x200 [ 178.283393][ C0] ? end_repeat_nmi+0xf/0x2a [ 178.283416][ C0] ? linkwatch_urgent_event+0x2a/0x380 [ 178.283443][ C0] ? kasan_check_range+0x154/0x190 [ 178.283466][ C0] ? kasan_check_range+0x154/0x190 [ 178.283491][ C0] ? kasan_check_range+0x154/0x190 [ 178.283514][ C0] [ 178.283519][ C0] [ 178.283525][ C0] linkwatch_urgent_event+0x2a/0x380 [ 178.283554][ C0] __linkwatch_run_queue+0xd8/0x460 [ 178.283584][ C0] linkwatch_event+0x8f/0xc0 [ 178.283610][ C0] ? __linkwatch_run_queue+0x460/0x460 [ 178.283637][ C0] ? rcu_is_watching+0x12/0xb0 [ 178.283663][ C0] process_one_work+0x8a4/0x15f0 [ 178.283697][ C0] ? lock_sync+0x190/0x190 [ 178.283716][ C0] ? workqueue_congested+0x300/0x300 [ 178.283749][ C0] ? assign_work+0x1a0/0x250 [ 178.283777][ C0] worker_thread+0x8b6/0x1290 [ 178.283810][ C0] ? __kthread_parkme+0x148/0x220 [ 178.283835][ C0] ? process_one_work+0x15f0/0x15f0 [ 178.283863][ C0] kthread+0x2c1/0x3a0 [ 178.283886][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 178.283907][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 178.283934][ C0] ret_from_fork+0x45/0x80 [ 178.283959][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 178.283986][ C0] ret_from_fork_asm+0x11/0x20 [ 178.284021][ C0] [ 178.284886][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g7205 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 178.599972][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 178.609948][ C1] rcu: RCU grace-period kthread stack dump: [ 178.616279][ C1] task:rcu_preempt state:R running task stack:27888 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 178.628127][ C1] Call Trace: [ 178.631417][ C1] [ 178.634363][ C1] __schedule+0xf15/0x5c80 [ 178.638896][ C1] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 178.644913][ C1] ? io_schedule_timeout+0x150/0x150 [ 178.650223][ C1] ? schedule+0x1fa/0x270 [ 178.654572][ C1] ? reacquire_held_locks+0x4c0/0x4c0 [ 178.659959][ C1] ? timer_fixup_activate+0x230/0x230 [ 178.665363][ C1] ? lock_acquire+0x1b1/0x530 [ 178.670064][ C1] ? lockdep_init_map_type+0x16d/0x7d0 [ 178.675543][ C1] schedule+0xe7/0x270 [ 178.679639][ C1] schedule_timeout+0x136/0x290 [ 178.684522][ C1] ? usleep_range_state+0x1a0/0x1a0 [ 178.689750][ C1] ? do_init_timer+0x100/0x100 [ 178.694544][ C1] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 178.700454][ C1] ? prepare_to_swait_event+0xf0/0x470 [ 178.705938][ C1] rcu_gp_fqs_loop+0x1eb/0xb00 [ 178.710734][ C1] ? rcu_check_gp_kthread_starvation+0x450/0x450 [ 178.717098][ C1] ? reacquire_held_locks+0x4c0/0x4c0 [ 178.722527][ C1] rcu_gp_kthread+0x245/0x380 [ 178.727243][ C1] ? rcu_gp_init+0x1500/0x1500 [ 178.732138][ C1] ? lockdep_hardirqs_on+0x7c/0x110 [ 178.737450][ C1] ? __kthread_parkme+0x148/0x220 [ 178.742498][ C1] ? rcu_gp_init+0x1500/0x1500 [ 178.747292][ C1] kthread+0x2c1/0x3a0 [ 178.751382][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 178.756946][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 178.762694][ C1] ret_from_fork+0x45/0x80 [ 178.767222][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 178.772930][ C1] ret_from_fork_asm+0x11/0x20 [ 178.777843][ C1] [ 178.780901][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 178.787237][ C1] CPU: 1 PID: 60 Comm: kworker/u4:4 Not tainted 6.7.0-rc4-next-20231208-syzkaller #0 [ 178.796803][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 178.806905][ C1] Workqueue: events_unbound toggle_allocation_gate [ 178.813440][ C1] RIP: 0010:smp_call_function_many_cond+0x4e9/0x1570 [ 178.820138][ C1] Code: 4d 48 b8 00 00 00 00 00 fc ff df 4d 89 f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 7e c7 0b 00 f3 90 41 0f b6 04 24 <40> 38 c5 7c 08 84 c0 0f 85 44 0e 00 00 8b 43 08 31 ff 83 e0 01 41 [ 178.839783][ C1] RSP: 0018:ffffc900015b7920 EFLAGS: 00000293 [ 178.845866][ C1] RAX: 0000000000000000 RBX: ffff8880b9844240 RCX: ffffffff817c54e8 [ 178.853902][ C1] RDX: ffff88801b2f3b80 RSI: ffffffff817c54c2 RDI: 0000000000000005 [ 178.861899][ C1] RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 [ 178.869881][ C1] R10: 0000000000000001 R11: 0000000000000006 R12: ffffed1017308849 [ 178.877866][ C1] R13: 0000000000000001 R14: ffff8880b9844248 R15: ffff8880b993d8c0 [ 178.885885][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 178.894922][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 178.901699][ C1] CR2: 00007fbd9ef00040 CR3: 000000000cf78000 CR4: 00000000003506f0 [ 178.909772][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 178.917751][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 178.925733][ C1] Call Trace: [ 178.929020][ C1] [ 178.931877][ C1] ? show_regs+0x8e/0xa0 [ 178.936146][ C1] ? rcu_check_gp_kthread_starvation+0x317/0x450 [ 178.942500][ C1] ? do_raw_spin_unlock+0x172/0x230 [ 178.947721][ C1] ? rcu_sched_clock_irq+0x2291/0x30f0 [ 178.953209][ C1] ? rcu_note_context_switch+0x1ad0/0x1ad0 [ 178.959064][ C1] ? tick_sched_do_timer+0x2e0/0x2e0 [ 178.964372][ C1] ? update_process_times+0x17a/0x220 [ 178.969758][ C1] ? timer_clear_idle+0xa0/0xa0 [ 178.974635][ C1] ? update_wall_time+0x1c/0x40 [ 178.979588][ C1] ? tick_do_update_jiffies64+0x22e/0x380 [ 178.985338][ C1] ? tick_sched_handle+0x8e/0x170 [ 178.990477][ C1] ? tick_nohz_highres_handler+0xe9/0x110 [ 178.996222][ C1] ? __hrtimer_run_queues+0x654/0xc20 [ 179.001637][ C1] ? enqueue_hrtimer+0x320/0x320 [ 179.006627][ C1] ? ktime_get_update_offsets_now+0x3bc/0x610 [ 179.012821][ C1] ? hrtimer_interrupt+0x31b/0x800 [ 179.017966][ C1] ? __sysvec_apic_timer_interrupt+0x10c/0x410 [ 179.024668][ C1] ? sysvec_apic_timer_interrupt+0x90/0xb0 [ 179.030498][ C1] [ 179.033434][ C1] [ 179.036371][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 179.042600][ C1] ? smp_call_function_many_cond+0x508/0x1570 [ 179.048683][ C1] ? smp_call_function_many_cond+0x4e2/0x1570 [ 179.054853][ C1] ? smp_call_function_many_cond+0x4e9/0x1570 [ 179.060948][ C1] ? __text_poke+0xca0/0xca0 [ 179.065556][ C1] ? kmem_cache_alloc_bulk+0x1b5/0x940 [ 179.071138][ C1] ? generic_smp_call_function_single_interrupt+0x20/0x20 [ 179.078274][ C1] ? optimize_nops+0x1a0/0x1a0 [ 179.083161][ C1] ? __text_poke+0xca0/0xca0 [ 179.087767][ C1] on_each_cpu_cond_mask+0x40/0x90 [ 179.092996][ C1] text_poke_bp_batch+0x22b/0x750 [ 179.098044][ C1] ? arch_jump_label_transform_apply+0x17/0x30 [ 179.104239][ C1] ? alternatives_enable_smp+0x400/0x400 [ 179.110170][ C1] ? __jump_label_patch+0x1db/0x400 [ 179.115394][ C1] ? text_poke_queue+0xef/0x180 [ 179.120264][ C1] ? arch_jump_label_transform_queue+0xc0/0x110 [ 179.126539][ C1] text_poke_finish+0x30/0x40 [ 179.131237][ C1] arch_jump_label_transform_apply+0x1c/0x30 [ 179.137247][ C1] jump_label_update+0x1d7/0x400 [ 179.142219][ C1] static_key_enable_cpuslocked+0x1b7/0x270 [ 179.148149][ C1] static_key_enable+0x1a/0x20 [ 179.152935][ C1] toggle_allocation_gate+0xf4/0x250 [ 179.158251][ C1] ? wake_up_kfence_timer+0x30/0x30 [ 179.163633][ C1] process_one_work+0x8a4/0x15f0 [ 179.168638][ C1] ? batadv_nc_process_nc_paths.part.0+0x3e0/0x3e0 [ 179.175173][ C1] ? workqueue_congested+0x300/0x300 [ 179.180598][ C1] ? assign_work+0x1a0/0x250 [ 179.185221][ C1] worker_thread+0x8b6/0x1290 [ 179.189933][ C1] ? __kthread_parkme+0x148/0x220 [ 179.195078][ C1] ? process_one_work+0x15f0/0x15f0 [ 179.200301][ C1] kthread+0x2c1/0x3a0 [ 179.204387][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 179.209634][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 179.215288][ C1] ret_from_fork+0x45/0x80 [ 179.219729][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 179.225477][ C1] ret_from_fork_asm+0x11/0x20 [ 179.230278][ C1]