Warning: Permanently added '10.128.0.51' (ED25519) to the list of known hosts. 2023/12/07 18:35:12 fuzzer started 2023/12/07 18:35:12 connecting to host at 10.128.0.169:41249 2023/12/07 18:35:12 checking machine... 2023/12/07 18:35:12 checking revisions... 2023/12/07 18:35:12 testing simple program... [ 70.393980][ T5062] cgroup: Unknown subsys name 'net' [ 70.534397][ T5062] cgroup: Unknown subsys name 'rlimit' [ 72.122430][ T5062] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 72.322930][ T5069] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 72.331999][ T5069] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 72.340434][ T5069] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 72.348655][ T5069] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 72.356764][ T5069] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 72.366163][ T5069] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 72.545887][ T5066] chnl_net:caif_netlink_parms(): no params data found [ 72.628127][ T5066] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.635451][ T5066] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.642861][ T5066] bridge_slave_0: entered allmulticast mode [ 72.650086][ T5066] bridge_slave_0: entered promiscuous mode [ 72.659895][ T5066] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.667227][ T5066] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.674696][ T5066] bridge_slave_1: entered allmulticast mode [ 72.682046][ T5066] bridge_slave_1: entered promiscuous mode [ 72.717755][ T5066] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.730391][ T5066] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.767310][ T5066] team0: Port device team_slave_0 added [ 72.777987][ T5066] team0: Port device team_slave_1 added [ 72.809419][ T5066] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.816515][ T5066] 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. [ 72.843580][ T5066] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.857489][ T5066] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.864727][ T5066] 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. [ 72.891151][ T5066] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.941446][ T5066] hsr_slave_0: entered promiscuous mode [ 72.948621][ T5066] hsr_slave_1: entered promiscuous mode [ 73.114917][ T5066] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.129169][ T5066] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.140716][ T5066] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.153672][ T5066] netdevsim netdevsim0 netdevsim3: renamed from eth3 executing program [ 73.187434][ T5066] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.194992][ T5066] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.203340][ T5066] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.211283][ T5066] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.299322][ T5066] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.331709][ T5076] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.341619][ T5076] bridge0: port 2(bridge_slave_1) entered disabled state [ 178.373235][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 178.380922][ C1] rcu: 0-...!: (1 GPs behind) idle=5f0c/1/0x4000000000000000 softirq=6168/6169 fqs=4 [ 178.391326][ C1] rcu: (detected by 1, t=10502 jiffies, g=7333, q=29 ncpus=2) [ 178.398982][ C1] Sending NMI from CPU 1 to CPUs 0: [ 178.404449][ C0] NMI backtrace for cpu 0 [ 178.404461][ C0] CPU: 0 PID: 5076 Comm: kworker/0:4 Not tainted 6.7.0-rc3-syzkaller-00812-g87e839c82cc3 #0 [ 178.404483][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 178.404498][ C0] Workqueue: events linkwatch_event [ 178.404555][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 178.404585][ C0] Code: 76 8f da 02 66 0f 1f 44 00 00 f3 0f 1e fa 48 8b be b0 01 00 00 e8 b0 ff ff ff 31 c0 c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1e fa 65 48 8b 14 25 c0 bc 03 00 65 8b 05 64 2a 7c 7e a9 00 [ 178.404604][ C0] RSP: 0018:ffffc90003c9fc48 EFLAGS: 00000083 [ 178.404619][ C0] RAX: ffff888069d926a8 RBX: ffff88801a3a86a8 RCX: ffffffff8876a1f0 [ 178.404634][ C0] RDX: ffff888069561dc0 RSI: ffffffff8876a093 RDI: 0000000000000001 [ 178.404647][ C0] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 [ 178.404660][ C0] R10: 0000000000000001 R11: 0000000000000003 R12: 00000000000000bd [ 178.404672][ C0] R13: 0000000000000001 R14: ffff8880193806a8 R15: ffff88801a3a86b0 [ 178.404685][ C0] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 178.404705][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 178.404719][ C0] CR2: 000055b98b64c000 CR3: 000000000cd77000 CR4: 00000000003506f0 [ 178.404732][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 178.404744][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 178.404763][ C0] Call Trace: [ 178.404772][ C0] [ 178.404782][ C0] ? show_regs+0x8f/0xa0 [ 178.404808][ C0] ? nmi_cpu_backtrace+0x1d4/0x390 [ 178.404834][ C0] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 178.404865][ C0] ? nmi_handle+0x1a6/0x570 [ 178.404890][ C0] ? kcov_close+0x20/0x20 [ 178.404914][ C0] ? default_do_nmi+0x6a/0x160 [ 178.404943][ C0] ? exc_nmi+0x186/0x200 [ 178.404969][ C0] ? end_repeat_nmi+0xf/0x2a [ 178.404994][ C0] ? __linkwatch_run_queue+0x290/0x460 [ 178.405021][ C0] ? __linkwatch_run_queue+0x133/0x460 [ 178.405047][ C0] ? kcov_close+0x20/0x20 [ 178.405070][ C0] ? kcov_close+0x20/0x20 [ 178.405094][ C0] ? kcov_close+0x20/0x20 [ 178.405117][ C0] [ 178.405122][ C0] [ 178.405128][ C0] __linkwatch_run_queue+0x14b/0x460 [ 178.405158][ C0] linkwatch_event+0x8f/0xc0 [ 178.405184][ C0] ? __linkwatch_run_queue+0x460/0x460 [ 178.405211][ C0] ? rcu_is_watching+0x12/0xb0 [ 178.405240][ C0] process_one_work+0x886/0x15d0 [ 178.405274][ C0] ? lock_sync+0x190/0x190 [ 178.405303][ C0] ? workqueue_congested+0x300/0x300 [ 178.405335][ C0] ? assign_work+0x1a0/0x250 [ 178.405361][ C0] worker_thread+0x8b9/0x1290 [ 178.405393][ C0] ? __kthread_parkme+0x14b/0x220 [ 178.405417][ C0] ? process_one_work+0x15d0/0x15d0 [ 178.405444][ C0] kthread+0x2c6/0x3a0 [ 178.405466][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 178.405489][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 178.405515][ C0] ret_from_fork+0x45/0x80 [ 178.405540][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 178.405565][ C0] ret_from_fork_asm+0x11/0x20 [ 178.405601][ C0] [ 178.406440][ C1] rcu: rcu_preempt kthread starved for 10494 jiffies! g7333 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 178.726396][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 178.736988][ C1] rcu: RCU grace-period kthread stack dump: [ 178.743055][ C1] task:rcu_preempt state:R running task stack:28752 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 178.754819][ C1] Call Trace: [ 178.758284][ C1] [ 178.761551][ C1] __schedule+0xedb/0x5af0 [ 178.766083][ C1] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 178.772335][ C1] ? io_schedule_timeout+0x150/0x150 [ 178.777861][ C1] ? schedule+0x1fc/0x270 [ 178.782312][ C1] ? reacquire_held_locks+0x4c0/0x4c0 [ 178.788152][ C1] ? timer_fixup_activate+0x220/0x220 [ 178.793834][ C1] ? lockdep_init_map_type+0x16d/0x7d0 [ 178.799335][ C1] schedule+0xe9/0x270 [ 178.803612][ C1] schedule_timeout+0x137/0x290 [ 178.808495][ C1] ? usleep_range_state+0x1a0/0x1a0 [ 178.813807][ C1] ? do_init_timer+0x100/0x100 [ 178.818604][ C1] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 178.824525][ C1] ? prepare_to_swait_event+0xf4/0x470 [ 178.830283][ C1] rcu_gp_fqs_loop+0x1ec/0xb10 [ 178.835435][ C1] ? rcu_check_gp_kthread_starvation+0x450/0x450 [ 178.841800][ C1] ? reacquire_held_locks+0x4c0/0x4c0 [ 178.847263][ C1] rcu_gp_kthread+0x24b/0x380 [ 178.852003][ C1] ? rcu_gp_init+0x1510/0x1510 [ 178.856813][ C1] ? lockdep_hardirqs_on+0x7d/0x110 [ 178.862146][ C1] ? __kthread_parkme+0x14b/0x220 [ 178.867547][ C1] ? rcu_gp_init+0x1510/0x1510 [ 178.872340][ C1] kthread+0x2c6/0x3a0 [ 178.876482][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 178.881704][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 178.887464][ C1] ret_from_fork+0x45/0x80 [ 178.891993][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 178.897651][ C1] ret_from_fork_asm+0x11/0x20 [ 178.902555][ C1] [ 178.905595][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 178.911924][ C1] CPU: 1 PID: 2810 Comm: kworker/u4:10 Not tainted 6.7.0-rc3-syzkaller-00812-g87e839c82cc3 #0 [ 178.922358][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 178.932811][ C1] Workqueue: events_unbound toggle_allocation_gate [ 178.939492][ C1] RIP: 0010:smp_call_function_many_cond+0x4e4/0x1550 [ 178.946220][ C1] Code: 0b 00 85 ed 74 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 8e c0 0b 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 24 0e 00 00 8b 43 08 31 [ 178.966131][ C1] RSP: 0018:ffffc9000a8f7930 EFLAGS: 00000293 [ 178.972312][ C1] RAX: 0000000000000000 RBX: ffff8880b98441a0 RCX: ffffffff817bd1e8 [ 178.980304][ C1] RDX: ffff888027005940 RSI: ffffffff817bd1c2 RDI: 0000000000000005 [ 178.988293][ C1] RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 [ 178.996501][ C1] R10: 0000000000000001 R11: 0000000000000006 R12: ffffed1017308835 [ 179.004587][ C1] R13: 0000000000000001 R14: ffff8880b98441a8 R15: ffff8880b993d8c0 [ 179.012587][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 179.022321][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 179.028927][ C1] CR2: 00007ff82acc35c0 CR3: 000000000cd77000 CR4: 00000000003506f0 [ 179.037263][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 179.045340][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 179.053942][ C1] Call Trace: [ 179.057239][ C1] [ 179.060198][ C1] ? show_regs+0x8f/0xa0 [ 179.064564][ C1] ? rcu_check_gp_kthread_starvation+0x317/0x450 [ 179.071360][ C1] ? do_raw_spin_unlock+0x173/0x230 [ 179.076682][ C1] ? rcu_sched_clock_irq+0x2269/0x3150 [ 179.082188][ C1] ? rcu_note_context_switch+0x1ae0/0x1ae0 [ 179.088498][ C1] ? hrtimer_run_queues+0x97/0x440 [ 179.094235][ C1] ? rcu_read_lock_sched_held+0x3a/0x70 [ 179.100411][ C1] ? tick_sched_do_timer+0x2e0/0x2e0 [ 179.105844][ C1] ? update_process_times+0x17b/0x220 [ 179.111346][ C1] ? timer_clear_idle+0xa0/0xa0 [ 179.116757][ C1] ? update_wall_time+0x1c/0x40 [ 179.121761][ C1] ? tick_sched_handle+0x8e/0x170 [ 179.127016][ C1] ? tick_nohz_highres_handler+0xe9/0x110 [ 179.132775][ C1] ? __hrtimer_run_queues+0x647/0xc20 [ 179.138198][ C1] ? enqueue_hrtimer+0x310/0x310 [ 179.143482][ C1] ? ktime_get_update_offsets_now+0x3bc/0x610 [ 179.149622][ C1] ? hrtimer_interrupt+0x31b/0x800 [ 179.154870][ C1] ? __sysvec_apic_timer_interrupt+0x105/0x400 [ 179.161157][ C1] ? sysvec_apic_timer_interrupt+0x90/0xb0 [ 179.167002][ C1] [ 179.169961][ C1] [ 179.172993][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 179.179276][ C1] ? smp_call_function_many_cond+0x508/0x1550 [ 179.185375][ C1] ? smp_call_function_many_cond+0x4e2/0x1550 [ 179.191665][ C1] ? smp_call_function_many_cond+0x4e4/0x1550 [ 179.198218][ C1] ? __text_poke+0xca0/0xca0 [ 179.202845][ C1] ? __kmem_cache_alloc_node+0xc3/0x310 [ 179.208434][ C1] ? generic_smp_call_function_single_interrupt+0x20/0x20 [ 179.215639][ C1] ? apply_relocation+0x830/0x830 [ 179.220853][ C1] ? __text_poke+0xca0/0xca0 [ 179.225471][ C1] on_each_cpu_cond_mask+0x40/0x90 [ 179.230632][ C1] text_poke_bp_batch+0x22b/0x750 [ 179.235684][ C1] ? arch_jump_label_transform_apply+0x17/0x30 [ 179.241914][ C1] ? alternatives_enable_smp+0x400/0x400 [ 179.247780][ C1] ? __jump_label_patch+0x1db/0x400 [ 179.253147][ C1] ? text_poke_queue+0xef/0x180 [ 179.258072][ C1] ? arch_jump_label_transform_queue+0xc0/0x110 [ 179.264639][ C1] text_poke_finish+0x30/0x40 [ 179.269439][ C1] arch_jump_label_transform_apply+0x1c/0x30 [ 179.275544][ C1] jump_label_update+0x1d7/0x400 [ 179.280518][ C1] static_key_enable_cpuslocked+0x1b7/0x270 [ 179.286487][ C1] static_key_enable+0x1a/0x20 [ 179.291818][ C1] toggle_allocation_gate+0xf4/0x250 [ 179.297259][ C1] ? wake_up_kfence_timer+0x30/0x30 [ 179.302542][ C1] process_one_work+0x886/0x15d0 [ 179.307562][ C1] ? batadv_nc_process_nc_paths.part.0+0x3e0/0x3e0 [ 179.314232][ C1] ? workqueue_congested+0x300/0x300 [ 179.319676][ C1] ? assign_work+0x1a0/0x250 [ 179.324407][ C1] worker_thread+0x8b9/0x1290 [ 179.329250][ C1] ? __kthread_parkme+0x14b/0x220 [ 179.334393][ C1] ? process_one_work+0x15d0/0x15d0 [ 179.339619][ C1] kthread+0x2c6/0x3a0 [ 179.343824][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 179.349048][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 179.354893][ C1] ret_from_fork+0x45/0x80 [ 179.359339][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 179.365011][ C1] ret_from_fork_asm+0x11/0x20 [ 179.369830][ C1]