Warning: Permanently added '10.128.0.226' (ED25519) to the list of known hosts. 2023/12/07 12:41:15 fuzzer started 2023/12/07 12:41:15 connecting to host at 10.128.0.169:41117 2023/12/07 12:41:15 checking machine... 2023/12/07 12:41:15 checking revisions... 2023/12/07 12:41:16 testing simple program... [ 71.133176][ T5063] cgroup: Unknown subsys name 'net' [ 71.269528][ T5063] cgroup: Unknown subsys name 'rlimit' [ 72.904055][ T5063] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 73.109106][ T5067] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 73.118022][ T5067] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 73.127431][ T5067] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 73.135968][ T5067] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 73.144882][ T5067] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 73.152515][ T5067] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 73.352234][ T5066] chnl_net:caif_netlink_parms(): no params data found [ 73.434646][ T5066] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.443088][ T5066] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.451489][ T5066] bridge_slave_0: entered allmulticast mode [ 73.458770][ T5066] bridge_slave_0: entered promiscuous mode [ 73.469732][ T5066] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.477277][ T5066] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.484824][ T5066] bridge_slave_1: entered allmulticast mode [ 73.492213][ T5066] bridge_slave_1: entered promiscuous mode [ 73.527633][ T5066] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.540352][ T5066] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.577432][ T5066] team0: Port device team_slave_0 added [ 73.586433][ T5066] team0: Port device team_slave_1 added [ 73.618320][ T5066] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.626332][ 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. [ 73.653528][ T5066] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.667494][ T5066] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.674536][ 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. [ 73.700943][ T5066] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.752029][ T5066] hsr_slave_0: entered promiscuous mode [ 73.759011][ T5066] hsr_slave_1: entered promiscuous mode executing program [ 73.916889][ T5066] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.930234][ T5066] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.942705][ T5066] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.955251][ T5066] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.988645][ T5066] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.996298][ T5066] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.004841][ T5066] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.012070][ T5066] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.094339][ T5066] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.113893][ T27] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.123710][ T27] bridge0: port 2(bridge_slave_1) entered disabled state [ 184.998961][ C0] ------------[ cut here ]------------ [ 185.005439][ C0] WARNING: CPU: 0 PID: 2407 at kernel/rcu/tree_stall.h:990 rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 [ 185.017919][ C0] Modules linked in: [ 185.021840][ C0] CPU: 0 PID: 2407 Comm: kworker/u4:8 Not tainted 6.7.0-rc3-syzkaller-00811-gd16f1096b320 #0 [ 185.032024][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 185.042653][ C0] Workqueue: events_unbound toggle_allocation_gate [ 185.049543][ C0] RIP: 0010:rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 [ 185.057091][ C0] Code: 88 5d 01 00 00 be 04 00 00 00 48 c7 c7 c0 5a 80 92 e8 80 5b 6d 00 b8 01 00 00 00 87 05 25 3c 0f 11 85 c0 0f 85 39 01 00 00 90 <0f> 0b 90 48 81 fd c0 6e fb 8c 48 c7 c3 b8 29 19 8f 74 5a 48 b8 00 [ 185.077455][ C0] RSP: 0018:ffffc90000007df0 EFLAGS: 00010046 [ 185.083982][ C0] RAX: 0000000000000000 RBX: 0000000000002904 RCX: ffffffff81711e90 [ 185.092493][ C0] RDX: fffffbfff2500b58 RSI: 0000000000000004 RDI: ffffffff92805ac0 [ 185.100500][ C0] RBP: ffffffff8cfb6ec0 R08: 0000000000000001 R09: fffffbfff2500b58 [ 185.108667][ C0] R10: 0000000000000003 R11: 0000000000000005 R12: 1ffffffff1981e40 [ 185.116826][ C0] R13: 0000000000000246 R14: ffffffff8cfb6ec0 R15: ffff8880b983d612 [ 185.124900][ C0] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 185.134177][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 185.140970][ C0] CR2: 00007fc455ac35c0 CR3: 000000000cd77000 CR4: 00000000003506f0 [ 185.149416][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 185.158186][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 185.166269][ C0] Call Trace: [ 185.169566][ C0] [ 185.172781][ C0] ? show_regs+0x8f/0xa0 [ 185.177057][ C0] ? __warn+0xe6/0x390 [ 185.181152][ C0] ? rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 [ 185.187768][ C0] ? report_bug+0x3bc/0x580 [ 185.192494][ C0] ? handle_bug+0x3d/0x70 [ 185.197030][ C0] ? exc_invalid_op+0x17/0x40 [ 185.201902][ C0] ? asm_exc_invalid_op+0x1a/0x20 [ 185.207159][ C0] ? rcu_check_gp_start_stall.part.0+0x1b0/0x4b0 [ 185.213531][ C0] ? rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 [ 185.219956][ C0] rcu_core+0x4e1/0x1680 [ 185.224423][ C0] ? kvm_sched_clock_read+0x11/0x20 [ 185.229690][ C0] ? sched_clock+0x38/0x60 [ 185.234154][ C0] ? sched_clock_cpu+0x6d/0x4c0 [ 185.239065][ C0] ? rcutree_report_cpu_dead+0x4d0/0x4d0 [ 185.245478][ C0] ? mark_held_locks+0x9f/0xe0 [ 185.250788][ C0] __do_softirq+0x21a/0x8de [ 185.255435][ C0] ? __lock_text_end+0x3/0x3 [ 185.260146][ C0] irq_exit_rcu+0xb7/0x120 [ 185.264756][ C0] sysvec_apic_timer_interrupt+0x95/0xb0 [ 185.270423][ C0] [ 185.273371][ C0] [ 185.276314][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 185.282499][ C0] RIP: 0010:smp_call_function_many_cond+0x4e4/0x1550 [ 185.289220][ C0] 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 [ 185.309227][ C0] RSP: 0018:ffffc9000a857930 EFLAGS: 00000293 [ 185.315498][ C0] RAX: 0000000000000000 RBX: ffff8880b9941a60 RCX: ffffffff817bd1e8 [ 185.323484][ C0] RDX: ffff888025c3bb80 RSI: ffffffff817bd1c2 RDI: 0000000000000005 [ 185.331656][ C0] RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 [ 185.339818][ C0] R10: 0000000000000001 R11: 0000000000000006 R12: ffffed101732834d [ 185.348149][ C0] R13: 0000000000000001 R14: ffff8880b9941a68 R15: ffff8880b983d8c0 [ 185.356767][ C0] ? smp_call_function_many_cond+0x508/0x1550 [ 185.363649][ C0] ? smp_call_function_many_cond+0x4e2/0x1550 [ 185.369777][ C0] ? __text_poke+0xca0/0xca0 [ 185.374429][ C0] ? __kmem_cache_alloc_node+0xc3/0x310 [ 185.380016][ C0] ? generic_smp_call_function_single_interrupt+0x20/0x20 [ 185.387459][ C0] ? apply_relocation+0x830/0x830 [ 185.392514][ C0] ? __text_poke+0xca0/0xca0 [ 185.397134][ C0] on_each_cpu_cond_mask+0x40/0x90 [ 185.402444][ C0] text_poke_bp_batch+0x22b/0x750 [ 185.407684][ C0] ? arch_jump_label_transform_apply+0x17/0x30 [ 185.413874][ C0] ? alternatives_enable_smp+0x400/0x400 [ 185.419525][ C0] ? __jump_label_patch+0x1db/0x400 [ 185.424948][ C0] ? text_poke_queue+0xef/0x180 [ 185.429824][ C0] ? arch_jump_label_transform_queue+0xc0/0x110 [ 185.436109][ C0] text_poke_finish+0x30/0x40 [ 185.440806][ C0] arch_jump_label_transform_apply+0x1c/0x30 [ 185.446903][ C0] jump_label_update+0x1d7/0x400 [ 185.451960][ C0] static_key_enable_cpuslocked+0x1b7/0x270 [ 185.458058][ C0] static_key_enable+0x1a/0x20 [ 185.462859][ C0] toggle_allocation_gate+0xf4/0x250 [ 185.468196][ C0] ? wake_up_kfence_timer+0x30/0x30 [ 185.473703][ C0] process_one_work+0x886/0x15d0 [ 185.478678][ C0] ? lock_sync+0x190/0x190 [ 185.483299][ C0] ? workqueue_congested+0x300/0x300 [ 185.488717][ C0] ? assign_work+0x1a0/0x250 [ 185.493342][ C0] worker_thread+0x8b9/0x1290 [ 185.498237][ C0] ? process_one_work+0x15d0/0x15d0 [ 185.503465][ C0] kthread+0x2c6/0x3a0 [ 185.507555][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 185.512786][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 185.518444][ C0] ret_from_fork+0x45/0x80 [ 185.522882][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 185.528541][ C0] ret_from_fork_asm+0x11/0x20 [ 185.533525][ C0] [ 185.536685][ C0] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 185.544071][ C0] CPU: 0 PID: 2407 Comm: kworker/u4:8 Not tainted 6.7.0-rc3-syzkaller-00811-gd16f1096b320 #0 [ 185.554411][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 185.564590][ C0] Workqueue: events_unbound toggle_allocation_gate [ 185.571220][ C0] Call Trace: [ 185.574604][ C0] [ 185.577462][ C0] dump_stack_lvl+0xd9/0x1b0 [ 185.582198][ C0] panic+0x6dc/0x790 [ 185.586293][ C0] ? panic_smp_self_stop+0xa0/0xa0 [ 185.591474][ C0] ? show_trace_log_lvl+0x363/0x4f0 [ 185.596711][ C0] ? check_panic_on_warn+0x1f/0xb0 [ 185.601863][ C0] ? rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 [ 185.609192][ C0] check_panic_on_warn+0xab/0xb0 [ 185.614197][ C0] __warn+0xf2/0x390 [ 185.618130][ C0] ? rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 [ 185.624581][ C0] report_bug+0x3bc/0x580 [ 185.629035][ C0] handle_bug+0x3d/0x70 [ 185.633229][ C0] exc_invalid_op+0x17/0x40 [ 185.637770][ C0] asm_exc_invalid_op+0x1a/0x20 [ 185.642816][ C0] RIP: 0010:rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 [ 185.649799][ C0] Code: 88 5d 01 00 00 be 04 00 00 00 48 c7 c7 c0 5a 80 92 e8 80 5b 6d 00 b8 01 00 00 00 87 05 25 3c 0f 11 85 c0 0f 85 39 01 00 00 90 <0f> 0b 90 48 81 fd c0 6e fb 8c 48 c7 c3 b8 29 19 8f 74 5a 48 b8 00 [ 185.669625][ C0] RSP: 0018:ffffc90000007df0 EFLAGS: 00010046 [ 185.675835][ C0] RAX: 0000000000000000 RBX: 0000000000002904 RCX: ffffffff81711e90 [ 185.684012][ C0] RDX: fffffbfff2500b58 RSI: 0000000000000004 RDI: ffffffff92805ac0 [ 185.692044][ C0] RBP: ffffffff8cfb6ec0 R08: 0000000000000001 R09: fffffbfff2500b58 [ 185.700063][ C0] R10: 0000000000000003 R11: 0000000000000005 R12: 1ffffffff1981e40 [ 185.708049][ C0] R13: 0000000000000246 R14: ffffffff8cfb6ec0 R15: ffff8880b983d612 [ 185.716063][ C0] ? rcu_check_gp_start_stall.part.0+0x1b0/0x4b0 [ 185.722564][ C0] rcu_core+0x4e1/0x1680 [ 185.726930][ C0] ? kvm_sched_clock_read+0x11/0x20 [ 185.732366][ C0] ? sched_clock+0x38/0x60 [ 185.736943][ C0] ? sched_clock_cpu+0x6d/0x4c0 [ 185.741856][ C0] ? rcutree_report_cpu_dead+0x4d0/0x4d0 [ 185.747535][ C0] ? mark_held_locks+0x9f/0xe0 [ 185.752350][ C0] __do_softirq+0x21a/0x8de [ 185.756891][ C0] ? __lock_text_end+0x3/0x3 [ 185.761613][ C0] irq_exit_rcu+0xb7/0x120 [ 185.766399][ C0] sysvec_apic_timer_interrupt+0x95/0xb0 [ 185.772418][ C0] [ 185.775359][ C0] [ 185.778386][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 185.784396][ C0] RIP: 0010:smp_call_function_many_cond+0x4e4/0x1550 [ 185.791184][ C0] 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 [ 185.813176][ C0] RSP: 0018:ffffc9000a857930 EFLAGS: 00000293 [ 185.819356][ C0] RAX: 0000000000000000 RBX: ffff8880b9941a60 RCX: ffffffff817bd1e8 [ 185.827347][ C0] RDX: ffff888025c3bb80 RSI: ffffffff817bd1c2 RDI: 0000000000000005 [ 185.835692][ C0] RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 [ 185.844038][ C0] R10: 0000000000000001 R11: 0000000000000006 R12: ffffed101732834d [ 185.852150][ C0] R13: 0000000000000001 R14: ffff8880b9941a68 R15: ffff8880b983d8c0 [ 185.860166][ C0] ? smp_call_function_many_cond+0x508/0x1550 [ 185.866374][ C0] ? smp_call_function_many_cond+0x4e2/0x1550 [ 185.872480][ C0] ? __text_poke+0xca0/0xca0 [ 185.877180][ C0] ? __kmem_cache_alloc_node+0xc3/0x310 [ 185.883314][ C0] ? generic_smp_call_function_single_interrupt+0x20/0x20 [ 185.890754][ C0] ? apply_relocation+0x830/0x830 [ 185.895804][ C0] ? __text_poke+0xca0/0xca0 [ 185.900590][ C0] on_each_cpu_cond_mask+0x40/0x90 [ 185.905818][ C0] text_poke_bp_batch+0x22b/0x750 [ 185.910875][ C0] ? arch_jump_label_transform_apply+0x17/0x30 [ 185.917328][ C0] ? alternatives_enable_smp+0x400/0x400 [ 185.923340][ C0] ? __jump_label_patch+0x1db/0x400 [ 185.928573][ C0] ? text_poke_queue+0xef/0x180 [ 185.933453][ C0] ? arch_jump_label_transform_queue+0xc0/0x110 [ 185.939999][ C0] text_poke_finish+0x30/0x40 [ 185.945158][ C0] arch_jump_label_transform_apply+0x1c/0x30 [ 185.951434][ C0] jump_label_update+0x1d7/0x400 [ 185.956440][ C0] static_key_enable_cpuslocked+0x1b7/0x270 [ 185.962410][ C0] static_key_enable+0x1a/0x20 [ 185.967281][ C0] toggle_allocation_gate+0xf4/0x250 [ 185.972721][ C0] ? wake_up_kfence_timer+0x30/0x30 [ 185.978063][ C0] process_one_work+0x886/0x15d0 [ 185.983138][ C0] ? lock_sync+0x190/0x190 [ 185.988029][ C0] ? workqueue_congested+0x300/0x300 [ 185.993453][ C0] ? assign_work+0x1a0/0x250 [ 185.998085][ C0] worker_thread+0x8b9/0x1290 [ 186.003086][ C0] ? process_one_work+0x15d0/0x15d0 [ 186.008661][ C0] kthread+0x2c6/0x3a0 [ 186.012759][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 186.018815][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 186.024577][ C0] ret_from_fork+0x45/0x80 [ 186.029120][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 186.035998][ C0] ret_from_fork_asm+0x11/0x20 [ 186.040841][ C0] [ 187.170223][ C0] Shutting down cpus with NMI [ 187.175708][ C0] Kernel Offset: disabled [ 187.181102][ C0] Rebooting in 86400 seconds..