Warning: Permanently added '10.128.0.5' (ECDSA) to the list of known hosts. syzkaller login: [ 548.571221][ T6550] chnl_net:caif_netlink_parms(): no params data found [ 548.629569][ T6550] bridge0: port 1(bridge_slave_0) entered blocking state [ 548.638804][ T6550] bridge0: port 1(bridge_slave_0) entered disabled state [ 548.647594][ T6550] device bridge_slave_0 entered promiscuous mode [ 548.656333][ T6550] bridge0: port 2(bridge_slave_1) entered blocking state [ 548.663379][ T6550] bridge0: port 2(bridge_slave_1) entered disabled state [ 548.671477][ T6550] device bridge_slave_1 entered promiscuous mode [ 548.695924][ T6550] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 548.708161][ T6550] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 548.736123][ T6550] team0: Port device team_slave_0 added [ 548.743307][ T6550] team0: Port device team_slave_1 added [ 548.767110][ T6550] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 548.774378][ T6550] 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. [ 548.801310][ T6550] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 548.813591][ T6550] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 548.821675][ T6550] 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. [ 548.848901][ T6550] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 548.879997][ T6550] device hsr_slave_0 entered promiscuous mode [ 548.887515][ T6550] device hsr_slave_1 entered promiscuous mode [ 548.982162][ T6550] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 548.992868][ T6550] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 549.002839][ T6550] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 549.012657][ T6550] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 549.034516][ T6550] bridge0: port 2(bridge_slave_1) entered blocking state [ 549.042063][ T6550] bridge0: port 2(bridge_slave_1) entered forwarding state [ 549.050377][ T6550] bridge0: port 1(bridge_slave_0) entered blocking state [ 549.057576][ T6550] bridge0: port 1(bridge_slave_0) entered forwarding state [ 549.096920][ T6550] 8021q: adding VLAN 0 to HW filter on device bond0 [ 549.111121][ T6702] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 549.122164][ T6702] bridge0: port 1(bridge_slave_0) entered disabled state [ 549.130876][ T6702] bridge0: port 2(bridge_slave_1) entered disabled state [ 549.138974][ T6702] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 549.150946][ T6550] 8021q: adding VLAN 0 to HW filter on device team0 [ 549.161390][ T6870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 549.170222][ T6870] bridge0: port 1(bridge_slave_0) entered blocking state [ 549.177417][ T6870] bridge0: port 1(bridge_slave_0) entered forwarding state [ 549.196262][ T6870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 549.204650][ T6870] bridge0: port 2(bridge_slave_1) entered blocking state [ 549.211926][ T6870] bridge0: port 2(bridge_slave_1) entered forwarding state [ 549.220009][ T6870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 549.231829][ T1177] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 549.240242][ T1177] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 549.254673][ T6550] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 549.266394][ T6550] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 549.278959][ T1177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 549.288532][ T1177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 549.297086][ T1177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 549.315207][ T6874] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 549.322855][ T6874] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 549.332173][ T6550] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 549.349714][ T6874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 549.366939][ T6872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 549.376608][ T6872] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 549.387164][ T6872] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 549.399507][ T6550] device veth0_vlan entered promiscuous mode [ 549.409880][ T6550] device veth1_vlan entered promiscuous mode [ 549.427722][ T6874] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 549.436637][ T6874] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 549.444590][ T6874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 549.454585][ T6550] device veth0_macvtap entered promiscuous mode [ 549.464068][ T6550] device veth1_macvtap entered promiscuous mode [ 549.479218][ T6550] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 549.487164][ T6872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 549.497681][ T6872] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 549.509566][ T6550] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 549.517916][ T6874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 549.529282][ T6550] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 549.538182][ T6550] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 549.547532][ T6550] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 549.556558][ T6550] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 654.624835][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 654.631852][ C0] rcu: 1-...!: (1 GPs behind) idle=d93/1/0x4000000000000000 softirq=8752/8753 fqs=1 [ 654.641843][ C0] (detected by 0, t=10502 jiffies, g=8413, q=152) [ 654.648338][ C0] Sending NMI from CPU 0 to CPUs 1: [ 654.653539][ C1] NMI backtrace for cpu 1 [ 654.653547][ C1] CPU: 1 PID: 6876 Comm: syz-executor436 Not tainted 5.15.0-rc5-syzkaller #0 [ 654.653564][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 654.653572][ C1] RIP: 0010:lock_release+0x2d3/0x720 [ 654.653614][ C1] Code: 24 50 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 7f 03 00 00 48 89 da 45 89 a7 f0 09 00 00 <48> b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 aa 03 [ 654.653628][ C1] RSP: 0018:ffffc90000dc0cf8 EFLAGS: 00000046 [ 654.653640][ C1] RAX: 0000000000000000 RBX: ffff88807ab85fa0 RCX: ffffc90000dc0d48 [ 654.653650][ C1] RDX: ffff88807ab85fa0 RSI: 0000000000000000 RDI: ffff88807ab85fc2 [ 654.653659][ C1] RBP: 1ffff920001b81a1 R08: 0000000000000000 R09: 0000000000000000 [ 654.653668][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001 [ 654.653677][ C1] R13: 0000000000000002 R14: ffff88807ab85f70 R15: ffff88807ab85580 [ 654.653688][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 654.653702][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 654.653712][ C1] CR2: 00007fb09f92e370 CR3: 000000006f7cc000 CR4: 0000000000350ee0 [ 654.653722][ C1] Call Trace: [ 654.653726][ C1] [ 654.653732][ C1] ? advance_sched+0x435/0x9a0 [ 654.653753][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 654.653767][ C1] ? do_raw_spin_lock+0x120/0x2b0 [ 654.653783][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 654.653800][ C1] _raw_spin_unlock+0x12/0x40 [ 654.653816][ C1] advance_sched+0x435/0x9a0 [ 654.653834][ C1] ? taprio_dequeue_soft+0xa70/0xa70 [ 654.653850][ C1] __hrtimer_run_queues+0x609/0xe50 [ 654.653867][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 654.653882][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 654.653899][ C1] hrtimer_interrupt+0x31c/0x790 [ 654.653916][ C1] __sysvec_apic_timer_interrupt+0x146/0x530 [ 654.653934][ C1] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 654.653951][ C1] [ 654.653955][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 654.653973][ C1] RIP: 0010:lock_acquire+0xa7/0x510 [ 654.653988][ C1] Code: a8 00 00 00 31 c0 0f 1f 44 00 00 65 8b 15 79 3d a6 7e 83 fa 07 0f 87 dc 03 00 00 89 d2 be 08 00 00 00 48 89 d0 48 89 54 24 08 <48> c1 f8 06 48 8d 3c c5 90 59 6e 8d e8 28 ff 61 00 48 8b 54 24 08 [ 654.654001][ C1] RSP: 0018:ffffc900036cf8c8 EFLAGS: 00000297 [ 654.654012][ C1] RAX: 0000000000000001 RBX: 1ffff920006d9f1b RCX: 0000000000000000 [ 654.654020][ C1] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8880b9d2cb60 [ 654.654029][ C1] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 654.654038][ C1] R10: ffffffff819f4f2c R11: 0000000000000000 R12: 0000000000000000 [ 654.654046][ C1] R13: 0000000000000000 R14: ffff8880b9d2cb60 R15: 0000000000000000 [ 654.654056][ C1] ? mark_page_accessed+0x73c/0x19d0 [ 654.654078][ C1] ? lock_release+0x720/0x720 [ 654.654091][ C1] ? find_held_lock+0x2d/0x110 [ 654.654111][ C1] ? unlock_page_memcg+0x14d/0x2c0 [ 654.654126][ C1] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 654.654143][ C1] ? vm_normal_page+0x146/0x2a0 [ 654.654161][ C1] mark_page_accessed+0x1062/0x19d0 [ 654.654178][ C1] ? mark_page_accessed+0x1039/0x19d0 [ 654.654196][ C1] unmap_page_range+0xd45/0x2a10 [ 654.654218][ C1] ? vm_normal_page_pmd+0x550/0x550 [ 654.654235][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 654.654249][ C1] ? uprobe_munmap+0x1c/0x560 [ 654.654264][ C1] unmap_single_vma+0x198/0x310 [ 654.654282][ C1] unmap_vmas+0x16d/0x2f0 [ 654.654298][ C1] ? unmap_mapping_range+0x50/0x50 [ 654.654316][ C1] ? lru_add_drain_cpu+0x635/0x900 [ 654.654335][ C1] exit_mmap+0x1d0/0x630 [ 654.654351][ C1] ? __ia32_sys_remap_file_pages+0x150/0x150 [ 654.654371][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 654.654388][ C1] __mmput+0x122/0x4b0 [ 654.654406][ C1] mmput+0x58/0x60 [ 654.654421][ C1] do_exit+0xabc/0x2a30 [ 654.654436][ C1] ? __context_tracking_exit+0xb8/0xe0 [ 654.654451][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 654.654464][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 654.654479][ C1] ? mm_update_next_owner+0x7a0/0x7a0 [ 654.654497][ C1] do_group_exit+0x125/0x310 [ 654.654513][ C1] __x64_sys_exit_group+0x3a/0x50 [ 654.654529][ C1] do_syscall_64+0x35/0xb0 [ 654.654546][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 654.654562][ C1] RIP: 0033:0x7fb09f8b0669 [ 654.654573][ C1] Code: Unable to access opcode bytes at RIP 0x7fb09f8b063f. [ 654.654580][ C1] RSP: 002b:00007fff211b6b38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 654.654593][ C1] RAX: ffffffffffffffda RBX: 00007fb09f92b410 RCX: 00007fb09f8b0669 [ 654.654602][ C1] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 654.654610][ C1] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000 [ 654.654619][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb09f92b410 [ 654.654628][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 654.654641][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.102 msecs [ 654.655533][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g8413 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 655.155047][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 655.165005][ C0] rcu: RCU grace-period kthread stack dump: [ 655.170882][ C0] task:rcu_preempt state:R running task stack:28696 pid: 14 ppid: 2 flags:0x00004000 [ 655.181652][ C0] Call Trace: [ 655.184926][ C0] __schedule+0x940/0x26f0 [ 655.189355][ C0] ? io_schedule_timeout+0x140/0x140 [ 655.194640][ C0] ? debug_object_destroy+0x210/0x210 [ 655.200016][ C0] schedule+0xd3/0x270 [ 655.204084][ C0] schedule_timeout+0x14a/0x2a0 [ 655.208937][ C0] ? usleep_range+0x170/0x170 [ 655.213608][ C0] ? destroy_timer_on_stack+0x20/0x20 [ 655.218979][ C0] ? check_zone_write_pointer.cold+0x182/0x20a [ 655.225131][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 655.230933][ C0] ? prepare_to_swait_event+0xee/0x470 [ 655.236393][ C0] rcu_gp_fqs_loop+0x186/0x800 [ 655.241155][ C0] ? force_qs_rnp+0x760/0x760 [ 655.245830][ C0] ? rcu_gp_init+0x906/0x12a0 [ 655.250509][ C0] rcu_gp_kthread+0x1de/0x320 [ 655.255187][ C0] ? rcu_gp_init+0x12a0/0x12a0 [ 655.259954][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 655.266191][ C0] ? __kthread_parkme+0x15f/0x220 [ 655.271211][ C0] ? rcu_gp_init+0x12a0/0x12a0 [ 655.275971][ C0] kthread+0x3e5/0x4d0 [ 655.280035][ C0] ? set_kthread_struct+0x130/0x130 [ 655.285234][ C0] ret_from_fork+0x1f/0x30 [ 655.289835][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 655.296232][ C0] NMI backtrace for cpu 0 [ 655.300543][ C0] CPU: 0 PID: 153 Comm: kworker/u4:2 Not tainted 5.15.0-rc5-syzkaller #0 [ 655.308948][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 655.318992][ C0] Workqueue: events_unbound toggle_allocation_gate [ 655.325493][ C0] Call Trace: [ 655.328846][ C0] [ 655.331767][ C0] dump_stack_lvl+0xcd/0x134 [ 655.336358][ C0] nmi_cpu_backtrace.cold+0x47/0x144 [ 655.341669][ C0] ? lapic_can_unplug_cpu+0x80/0x80 [ 655.346867][ C0] nmi_trigger_cpumask_backtrace+0x1ae/0x220 [ 655.352851][ C0] rcu_check_gp_kthread_starvation.cold+0x1fb/0x200 [ 655.359435][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 655.364634][ C0] rcu_sched_clock_irq+0x2125/0x2200 [ 655.370016][ C0] ? rcutree_dead_cpu+0x30/0x30 [ 655.374861][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 655.380055][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 655.386056][ C0] update_process_times+0x16d/0x200 [ 655.391268][ C0] tick_sched_handle+0x9b/0x180 [ 655.396121][ C0] tick_sched_timer+0x1b0/0x2d0 [ 655.400972][ C0] ? get_cpu_iowait_time_us+0x3f0/0x3f0 [ 655.406598][ C0] __hrtimer_run_queues+0x1c0/0xe50 [ 655.411797][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 655.417767][ C0] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 655.423842][ C0] hrtimer_interrupt+0x31c/0x790 [ 655.428796][ C0] __sysvec_apic_timer_interrupt+0x146/0x530 [ 655.434776][ C0] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 655.440409][ C0] [ 655.443329][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 655.449479][ C0] RIP: 0010:smp_call_function_many_cond+0x452/0xc20 [ 655.456063][ 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 10 48 0b 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 33 06 00 00 8b 43 08 31 [ 655.475665][ C0] RSP: 0018:ffffc9000178f9f8 EFLAGS: 00000293 [ 655.481722][ C0] RAX: 0000000000000000 RBX: ffff8880b9d367c0 RCX: 0000000000000000 [ 655.489857][ C0] RDX: ffff8880162fd580 RSI: ffffffff816ab670 RDI: 0000000000000003 [ 655.497820][ C0] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001 [ 655.505869][ C0] R10: ffffffff816ab696 R11: 0000000000000000 R12: ffffed10173a6cf9 [ 655.513830][ C0] R13: 0000000000000001 R14: ffff8880b9d367c8 R15: 0000000000000001 [ 655.521798][ C0] ? smp_call_function_many_cond+0x476/0xc20 [ 655.527777][ C0] ? smp_call_function_many_cond+0x450/0xc20 [ 655.533929][ C0] ? smp_call_function_many_cond+0x450/0xc20 [ 655.539916][ C0] ? __text_poke+0x8c0/0x8c0 [ 655.544515][ C0] ? __text_poke+0x8c0/0x8c0 [ 655.549101][ C0] on_each_cpu_cond_mask+0x56/0xa0 [ 655.554209][ C0] ? kmem_cache_alloc+0xae/0x390 [ 655.559144][ C0] text_poke_bp_batch+0x1b3/0x560 [ 655.564167][ C0] ? mutex_lock_io_nested+0x1150/0x1150 [ 655.569706][ C0] ? alternatives_enable_smp+0xf0/0xf0 [ 655.575158][ C0] ? __jump_label_patch+0x159/0x1b0 [ 655.580353][ C0] ? arch_jump_label_transform_queue+0xa0/0x100 [ 655.586588][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 655.592831][ C0] ? __jump_label_update+0x351/0x400 [ 655.598112][ C0] text_poke_finish+0x16/0x30 [ 655.602786][ C0] arch_jump_label_transform_apply+0x13/0x20 [ 655.608762][ C0] jump_label_update+0x1d5/0x430 [ 655.613701][ C0] static_key_enable_cpuslocked+0x1b1/0x260 [ 655.619589][ C0] static_key_enable+0x16/0x20 [ 655.624357][ C0] toggle_allocation_gate+0x100/0x390 [ 655.629725][ C0] ? lock_release+0x720/0x720 [ 655.634394][ C0] ? wake_up_kfence_timer+0x20/0x20 [ 655.639606][ C0] process_one_work+0x9bf/0x16b0 [ 655.644551][ C0] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 655.649929][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 655.654861][ C0] ? _raw_spin_lock_irq+0x41/0x50 [ 655.659892][ C0] worker_thread+0x658/0x11f0 [ 655.664570][ C0] ? process_one_work+0x16b0/0x16b0 [ 655.669777][ C0] kthread+0x3e5/0x4d0 [ 655.673839][ C0] ? set_kthread_struct+0x130/0x130 [ 655.679034][ C0] ret_from_fork+0x1f/0x30