DUID 00:04:79:1d:56:62:bc:67:69:7e:f5:c2:9b:6f:b3:f3:7d:3d forked to background, child pid 3181 [ 29.826999][ T3182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 29.836653][ T3182] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 76.134163][ T2106] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.16' (ECDSA) to the list of known hosts. [ 364.807684][ T3626] chnl_net:caif_netlink_parms(): no params data found [ 364.851484][ T3626] bridge0: port 1(bridge_slave_0) entered blocking state [ 364.859342][ T3626] bridge0: port 1(bridge_slave_0) entered disabled state [ 364.867350][ T3626] device bridge_slave_0 entered promiscuous mode [ 364.876230][ T3626] bridge0: port 2(bridge_slave_1) entered blocking state [ 364.883527][ T3626] bridge0: port 2(bridge_slave_1) entered disabled state [ 364.891169][ T3626] device bridge_slave_1 entered promiscuous mode [ 364.912683][ T3626] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 364.924541][ T3626] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 364.946938][ T3626] team0: Port device team_slave_0 added [ 364.954747][ T3626] team0: Port device team_slave_1 added [ 364.971867][ T3626] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 364.978809][ T3626] 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. [ 365.004741][ T3626] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 365.017142][ T3626] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 365.024144][ T3626] 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. [ 365.050078][ T3626] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 365.076136][ T3626] device hsr_slave_0 entered promiscuous mode [ 365.083604][ T3626] device hsr_slave_1 entered promiscuous mode [ 365.167475][ T3626] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 365.179259][ T3626] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 365.188846][ T3626] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 365.197711][ T3626] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 365.219508][ T3626] bridge0: port 2(bridge_slave_1) entered blocking state [ 365.226676][ T3626] bridge0: port 2(bridge_slave_1) entered forwarding state [ 365.234495][ T3626] bridge0: port 1(bridge_slave_0) entered blocking state [ 365.241626][ T3626] bridge0: port 1(bridge_slave_0) entered forwarding state [ 365.285547][ T3626] 8021q: adding VLAN 0 to HW filter on device bond0 [ 365.299901][ T3626] 8021q: adding VLAN 0 to HW filter on device team0 [ 365.307556][ T793] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 365.316947][ T793] bridge0: port 1(bridge_slave_0) entered disabled state [ 365.326198][ T793] bridge0: port 2(bridge_slave_1) entered disabled state [ 365.334466][ T793] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 365.353263][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 365.363208][ T3634] bridge0: port 1(bridge_slave_0) entered blocking state [ 365.370240][ T3634] bridge0: port 1(bridge_slave_0) entered forwarding state [ 365.378028][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 365.388433][ T3634] bridge0: port 2(bridge_slave_1) entered blocking state [ 365.395489][ T3634] bridge0: port 2(bridge_slave_1) entered forwarding state [ 365.409252][ T3636] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 365.417796][ T3636] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 365.435709][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 365.444152][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 365.457058][ T3626] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 365.468771][ T3626] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 365.477583][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 365.498033][ T3626] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 365.505379][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 365.512914][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 365.532250][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 365.549581][ T3626] device veth0_vlan entered promiscuous mode [ 365.556933][ T3638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 365.565937][ T3638] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 365.573931][ T3638] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 365.587149][ T3626] device veth1_vlan entered promiscuous mode [ 365.606522][ T3638] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 365.615005][ T3638] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 365.623408][ T3638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 365.634507][ T3626] device veth0_macvtap entered promiscuous mode [ 365.645038][ T3626] device veth1_macvtap entered promiscuous mode [ 365.659060][ T3626] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 365.667869][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 365.677621][ T3634] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 365.689841][ T3626] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 365.697729][ T3638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 365.708520][ T3626] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 365.717605][ T3626] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 365.727774][ T3626] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 365.737236][ T3626] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 507.731778][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 143s! [kworker/u4:1:3632] [ 507.740384][ C1] Modules linked in: [ 507.744302][ C1] irq event stamp: 45854 [ 507.748543][ C1] hardirqs last enabled at (45853): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 507.759460][ C1] hardirqs last disabled at (45854): [] sysvec_apic_timer_interrupt+0xb/0xc0 [ 507.769821][ C1] softirqs last enabled at (17476): [] wg_timers_handshake_initiated+0x1ab/0x300 [ 507.780668][ C1] softirqs last disabled at (17472): [] wg_timers_handshake_initiated+0x48/0x300 [ 507.791929][ C1] CPU: 1 PID: 3632 Comm: kworker/u4:1 Not tainted 5.16.0-rc6-syzkaller #0 [ 507.800439][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 507.810501][ C1] Workqueue: events_unbound toggle_allocation_gate [ 507.817043][ C1] RIP: 0010:smp_call_function_many_cond+0x45c/0xc20 [ 507.823686][ C1] Code: 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 40 78 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 ff 83 e0 01 41 89 c7 89 c6 e8 [ 507.843304][ C1] RSP: 0018:ffffc90001acf9f8 EFLAGS: 00000206 [ 507.849378][ C1] RAX: 0000000000000000 RBX: ffff8880b9c41d40 RCX: 0000000000000000 [ 507.857361][ C1] RDX: ffff8880184a9d00 RSI: ffffffff816c2a00 RDI: 0000000000000003 [ 507.865335][ C1] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001 [ 507.873309][ C1] R10: ffffffff816c2a26 R11: 0000000000000000 R12: ffffed10173883a9 [ 507.881286][ C1] R13: 0000000000000000 R14: ffff8880b9c41d48 R15: 0000000000000001 [ 507.889257][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 507.898194][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 507.904785][ C1] CR2: 00007ffce47bb080 CR3: 000000000b88e000 CR4: 00000000003506e0 [ 507.912777][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 507.920751][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 507.928723][ C1] Call Trace: [ 507.932000][ C1] [ 507.935001][ C1] ? __text_poke+0x8c0/0x8c0 [ 507.939668][ C1] ? __text_poke+0x8c0/0x8c0 [ 507.944270][ C1] on_each_cpu_cond_mask+0x56/0xa0 [ 507.949399][ C1] ? kmem_cache_alloc+0xae/0x3a0 [ 507.954382][ C1] text_poke_bp_batch+0x1b3/0x560 [ 507.959420][ C1] ? mutex_lock_io_nested+0x1150/0x1150 [ 507.964976][ C1] ? alternatives_enable_smp+0xf0/0xf0 [ 507.970552][ C1] ? __jump_label_patch+0x159/0x1b0 [ 507.975766][ C1] ? arch_jump_label_transform_queue+0xa0/0x100 [ 507.982026][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 507.988329][ C1] ? __jump_label_update+0x351/0x400 [ 507.993670][ C1] text_poke_finish+0x16/0x30 [ 507.998356][ C1] arch_jump_label_transform_apply+0x13/0x20 [ 508.004348][ C1] jump_label_update+0x1d5/0x430 [ 508.009307][ C1] static_key_enable_cpuslocked+0x1b1/0x260 [ 508.015220][ C1] static_key_enable+0x16/0x20 [ 508.019998][ C1] toggle_allocation_gate+0x100/0x390 [ 508.025389][ C1] ? lock_release+0x720/0x720 [ 508.030117][ C1] ? wake_up_kfence_timer+0x20/0x20 [ 508.035345][ C1] process_one_work+0x9b2/0x1690 [ 508.040331][ C1] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 508.045714][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 508.050668][ C1] ? _raw_spin_lock_irq+0x41/0x50 [ 508.055714][ C1] worker_thread+0x658/0x11f0 [ 508.060413][ C1] ? process_one_work+0x1690/0x1690 [ 508.065624][ C1] kthread+0x405/0x4f0 [ 508.069705][ C1] ? set_kthread_struct+0x130/0x130 [ 508.074916][ C1] ret_from_fork+0x1f/0x30 [ 508.079386][ C1] [ 508.082403][ C1] Kernel panic - not syncing: softlockup: hung tasks [ 508.089072][ C1] CPU: 1 PID: 3632 Comm: kworker/u4:1 Tainted: G L 5.16.0-rc6-syzkaller #0 [ 508.098967][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 508.109024][ C1] Workqueue: events_unbound toggle_allocation_gate [ 508.115632][ C1] Call Trace: [ 508.118910][ C1] [ 508.121753][ C1] dump_stack_lvl+0xcd/0x134 [ 508.126428][ C1] panic+0x2b0/0x6dd [ 508.130368][ C1] ? __warn_printk+0xf3/0xf3 [ 508.134978][ C1] ? watchdog_timer_fn.cold+0x5/0x25 [ 508.140298][ C1] watchdog_timer_fn.cold+0x16/0x25 [ 508.145511][ C1] ? softlockup_fn+0xa0/0xa0 [ 508.150119][ C1] __hrtimer_run_queues+0x1c0/0xe50 [ 508.155373][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 508.161363][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 508.167492][ C1] hrtimer_interrupt+0x31c/0x790 [ 508.172453][ C1] __sysvec_apic_timer_interrupt+0x146/0x530 [ 508.178500][ C1] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 508.184148][ C1] [ 508.187076][ C1] [ 508.190004][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 508.195998][ C1] RIP: 0010:smp_call_function_many_cond+0x45c/0xc20 [ 508.202601][ C1] Code: 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 40 78 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 ff 83 e0 01 41 89 c7 89 c6 e8 [ 508.222213][ C1] RSP: 0018:ffffc90001acf9f8 EFLAGS: 00000206 [ 508.228283][ C1] RAX: 0000000000000000 RBX: ffff8880b9c41d40 RCX: 0000000000000000 [ 508.236257][ C1] RDX: ffff8880184a9d00 RSI: ffffffff816c2a00 RDI: 0000000000000003 [ 508.244229][ C1] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001 [ 508.252210][ C1] R10: ffffffff816c2a26 R11: 0000000000000000 R12: ffffed10173883a9 [ 508.260358][ C1] R13: 0000000000000000 R14: ffff8880b9c41d48 R15: 0000000000000001 [ 508.268342][ C1] ? smp_call_function_many_cond+0x476/0xc20 [ 508.274339][ C1] ? smp_call_function_many_cond+0x450/0xc20 [ 508.280333][ C1] ? smp_call_function_many_cond+0x450/0xc20 [ 508.286326][ C1] ? __text_poke+0x8c0/0x8c0 [ 508.290930][ C1] ? __text_poke+0x8c0/0x8c0 [ 508.295534][ C1] on_each_cpu_cond_mask+0x56/0xa0 [ 508.300655][ C1] ? kmem_cache_alloc+0xae/0x3a0 [ 508.305601][ C1] text_poke_bp_batch+0x1b3/0x560 [ 508.310640][ C1] ? mutex_lock_io_nested+0x1150/0x1150 [ 508.316203][ C1] ? alternatives_enable_smp+0xf0/0xf0 [ 508.321680][ C1] ? __jump_label_patch+0x159/0x1b0 [ 508.326889][ C1] ? arch_jump_label_transform_queue+0xa0/0x100 [ 508.333136][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 508.339485][ C1] ? __jump_label_update+0x351/0x400 [ 508.344789][ C1] text_poke_finish+0x16/0x30 [ 508.349479][ C1] arch_jump_label_transform_apply+0x13/0x20 [ 508.355471][ C1] jump_label_update+0x1d5/0x430 [ 508.360432][ C1] static_key_enable_cpuslocked+0x1b1/0x260 [ 508.366342][ C1] static_key_enable+0x16/0x20 [ 508.371128][ C1] toggle_allocation_gate+0x100/0x390 [ 508.376528][ C1] ? lock_release+0x720/0x720 [ 508.381228][ C1] ? wake_up_kfence_timer+0x20/0x20 [ 508.386462][ C1] process_one_work+0x9b2/0x1690 [ 508.391427][ C1] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 508.396821][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 508.401772][ C1] ? _raw_spin_lock_irq+0x41/0x50 [ 508.406822][ C1] worker_thread+0x658/0x11f0 [ 508.411522][ C1] ? process_one_work+0x1690/0x1690 [ 508.416734][ C1] kthread+0x405/0x4f0 [ 508.420814][ C1] ? set_kthread_struct+0x130/0x130 [ 508.426029][ C1] ret_from_fork+0x1f/0x30 [ 508.430475][ C1] [ 509.520712][ C1] Shutting down cpus with NMI [ 509.525718][ C1] Kernel Offset: disabled [ 509.530141][ C1] Rebooting in 86400 seconds..