DUID 00:04:e7:a9:54:ba:d6:ca:b0:a9:a8:44:aa:dd:15:41:58:fb forked to background, child pid 3182 [ 31.909094][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 31.920385][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 81.409636][ T1048] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.68' (ECDSA) to the list of known hosts. [ 495.135244][ T3641] chnl_net:caif_netlink_parms(): no params data found [ 495.180092][ T3641] bridge0: port 1(bridge_slave_0) entered blocking state [ 495.187619][ T3641] bridge0: port 1(bridge_slave_0) entered disabled state [ 495.195441][ T3641] device bridge_slave_0 entered promiscuous mode [ 495.204276][ T3641] bridge0: port 2(bridge_slave_1) entered blocking state [ 495.211546][ T3641] bridge0: port 2(bridge_slave_1) entered disabled state [ 495.219406][ T3641] device bridge_slave_1 entered promiscuous mode [ 495.240554][ T3641] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 495.251438][ T3641] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 495.274120][ T3641] team0: Port device team_slave_0 added [ 495.282280][ T3641] team0: Port device team_slave_1 added [ 495.299255][ T3641] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 495.306195][ T3641] 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. [ 495.332427][ T3641] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 495.345012][ T3641] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 495.352123][ T3641] 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. [ 495.378052][ T3641] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 495.404517][ T3641] device hsr_slave_0 entered promiscuous mode [ 495.411794][ T3641] device hsr_slave_1 entered promiscuous mode [ 495.494120][ T3641] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 495.505428][ T3641] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 495.515037][ T3641] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 495.524289][ T3641] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 495.546409][ T3641] bridge0: port 2(bridge_slave_1) entered blocking state [ 495.553728][ T3641] bridge0: port 2(bridge_slave_1) entered forwarding state [ 495.561555][ T3641] bridge0: port 1(bridge_slave_0) entered blocking state [ 495.568682][ T3641] bridge0: port 1(bridge_slave_0) entered forwarding state [ 495.610649][ T3641] 8021q: adding VLAN 0 to HW filter on device bond0 [ 495.625628][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 495.636037][ T3649] bridge0: port 1(bridge_slave_0) entered disabled state [ 495.644704][ T3649] bridge0: port 2(bridge_slave_1) entered disabled state [ 495.654460][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 495.667088][ T3641] 8021q: adding VLAN 0 to HW filter on device team0 [ 495.679583][ T3646] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 495.688197][ T3646] bridge0: port 1(bridge_slave_0) entered blocking state [ 495.695274][ T3646] bridge0: port 1(bridge_slave_0) entered forwarding state [ 495.709029][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 495.717709][ T3650] bridge0: port 2(bridge_slave_1) entered blocking state [ 495.724777][ T3650] bridge0: port 2(bridge_slave_1) entered forwarding state [ 495.742384][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 495.758788][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 495.766713][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 495.775425][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 495.788262][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 495.798479][ T3641] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 495.815879][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 495.823413][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 495.836533][ T3641] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 495.853430][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 495.871128][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 495.880375][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 495.888808][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 495.900631][ T3641] device veth0_vlan entered promiscuous mode [ 495.911502][ T3641] device veth1_vlan entered promiscuous mode [ 495.931259][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 495.939732][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 495.948033][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 495.960287][ T3641] device veth0_macvtap entered promiscuous mode [ 495.969506][ T3641] device veth1_macvtap entered promiscuous mode [ 495.983906][ T3641] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 495.993684][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 496.002709][ T3650] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 496.014144][ T3641] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 496.022289][ T3649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 496.033018][ T3641] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 496.042102][ T3641] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 496.051131][ T3641] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 496.061953][ T3641] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program executing program [ 496.102693][ C0] hrtimer: interrupt took 849970 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 683.874479][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 163s! [swapper/0:0] [ 683.882617][ C0] Modules linked in: [ 683.886521][ C0] irq event stamp: 705115 [ 683.890849][ C0] hardirqs last enabled at (705114): [] kvm_wait+0x8d/0x100 [ 683.899889][ C0] hardirqs last disabled at (705115): [] sysvec_apic_timer_interrupt+0xb/0xc0 [ 683.910372][ C0] softirqs last enabled at (704256): [] __irq_exit_rcu+0x123/0x180 [ 683.919998][ C0] softirqs last disabled at (704269): [] __irq_exit_rcu+0x123/0x180 [ 683.930266][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.16.0-rc7-syzkaller #0 [ 683.938318][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 683.948399][ C0] RIP: 0010:kvm_wait+0x98/0x100 [ 683.953278][ C0] Code: fa 83 e2 07 38 d0 7f 04 84 c0 75 63 0f b6 07 40 38 c6 74 35 48 83 c4 10 c3 c3 e8 03 4c 4a 00 eb 07 0f 00 2d 2a 8f 75 08 fb f4 <48> 83 c4 10 c3 89 74 24 0c 48 89 3c 24 e8 c6 46 4a 00 8b 74 24 0c [ 683.972912][ C0] RSP: 0018:ffffc90000007d98 EFLAGS: 00000206 [ 683.978993][ C0] RAX: 00000000000ac25a RBX: 0000000000000000 RCX: 1ffffffff1ffc5d6 [ 683.986975][ C0] RDX: 0000000000000000 RSI: 0000000000000102 RDI: 0000000000000000 [ 683.994961][ C0] RBP: ffff88807e4398f0 R08: 0000000000000001 R09: ffffffff8ff9babf [ 684.002956][ C0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 684.010953][ C0] R13: ffffed100fc8731e R14: 0000000000000001 R15: ffff8880b9c3a880 [ 684.018939][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 684.027911][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 684.034505][ C0] CR2: 00007f7914f90370 CR3: 0000000011947000 CR4: 00000000003506f0 [ 684.042491][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 684.050471][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 684.058451][ C0] Call Trace: [ 684.061734][ C0] [ 684.064584][ C0] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 684.070755][ C0] ? pv_hash+0x100/0x100 [ 684.075023][ C0] ? lock_release+0x720/0x720 [ 684.079722][ C0] do_raw_spin_lock+0x200/0x2b0 [ 684.084593][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 684.089552][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 684.094775][ C0] net_tx_action+0x3d8/0xd20 [ 684.099465][ C0] __do_softirq+0x29b/0x9c2 [ 684.104064][ C0] __irq_exit_rcu+0x123/0x180 [ 684.108848][ C0] irq_exit_rcu+0x5/0x20 [ 684.113117][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 684.118774][ C0] [ 684.121708][ C0] [ 684.124655][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 684.130665][ C0] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 684.136487][ C0] Code: 89 de e8 1d bf 2c f8 84 db 75 ac e8 34 bb 2c f8 e8 1f fb 32 f8 eb 0c e8 28 bb 2c f8 0f 00 2d 81 6f c6 00 e8 1c bb 2c f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 97 bd 2c f8 48 85 db [ 684.156104][ C0] RSP: 0018:ffffffff8b807d60 EFLAGS: 00000293 [ 684.162184][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 684.170158][ C0] RDX: ffffffff8b8bc6c0 RSI: ffffffff894ad784 RDI: 0000000000000000 [ 684.178133][ C0] RBP: ffff8880129a3064 R08: 0000000000000001 R09: 0000000000000001 [ 684.186110][ C0] R10: ffffffff817dd2c8 R11: 0000000000000000 R12: 0000000000000001 [ 684.194088][ C0] R13: ffff8880129a3000 R14: ffff8880129a3064 R15: ffff888144e7c004 [ 684.202085][ C0] ? trace_hardirqs_on+0x38/0x1c0 [ 684.207206][ C0] ? acpi_idle_do_entry+0x1c4/0x250 [ 684.212424][ C0] acpi_idle_enter+0x361/0x500 [ 684.217280][ C0] cpuidle_enter_state+0x1b1/0xc80 [ 684.222446][ C0] cpuidle_enter+0x4a/0xa0 [ 684.226874][ C0] do_idle+0x3e8/0x590 [ 684.231079][ C0] ? arch_cpu_idle_exit+0x30/0x30 [ 684.236129][ C0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 684.242455][ C0] cpu_startup_entry+0x14/0x20 [ 684.247236][ C0] start_kernel+0x47a/0x49b [ 684.251848][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 684.257818][ C0] [ 684.260838][ C0] Kernel panic - not syncing: softlockup: hung tasks [ 684.267509][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G L 5.16.0-rc7-syzkaller #0 [ 684.276885][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 684.286947][ C0] Call Trace: [ 684.290236][ C0] [ 684.293081][ C0] dump_stack_lvl+0xcd/0x134 [ 684.297753][ C0] panic+0x2b0/0x6dd [ 684.301680][ C0] ? __warn_printk+0xf3/0xf3 [ 684.306296][ C0] ? watchdog_timer_fn.cold+0x5/0x25 [ 684.311703][ C0] watchdog_timer_fn.cold+0x16/0x25 [ 684.316915][ C0] ? softlockup_fn+0xa0/0xa0 [ 684.321567][ C0] __hrtimer_run_queues+0x1c0/0xe50 [ 684.326824][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 684.332815][ C0] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 684.338911][ C0] hrtimer_interrupt+0x31c/0x790 [ 684.343887][ C0] __sysvec_apic_timer_interrupt+0x146/0x530 [ 684.349916][ C0] sysvec_apic_timer_interrupt+0x40/0xc0 [ 684.355564][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 684.361564][ C0] RIP: 0010:kvm_wait+0x98/0x100 [ 684.366439][ C0] Code: fa 83 e2 07 38 d0 7f 04 84 c0 75 63 0f b6 07 40 38 c6 74 35 48 83 c4 10 c3 c3 e8 03 4c 4a 00 eb 07 0f 00 2d 2a 8f 75 08 fb f4 <48> 83 c4 10 c3 89 74 24 0c 48 89 3c 24 e8 c6 46 4a 00 8b 74 24 0c [ 684.386054][ C0] RSP: 0018:ffffc90000007d98 EFLAGS: 00000206 [ 684.392134][ C0] RAX: 00000000000ac25a RBX: 0000000000000000 RCX: 1ffffffff1ffc5d6 [ 684.400110][ C0] RDX: 0000000000000000 RSI: 0000000000000102 RDI: 0000000000000000 [ 684.408089][ C0] RBP: ffff88807e4398f0 R08: 0000000000000001 R09: ffffffff8ff9babf [ 684.416066][ C0] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 684.424165][ C0] R13: ffffed100fc8731e R14: 0000000000000001 R15: ffff8880b9c3a880 [ 684.432249][ C0] ? kvm_wait+0x8d/0x100 [ 684.436517][ C0] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 684.442622][ C0] ? pv_hash+0x100/0x100 [ 684.446886][ C0] ? lock_release+0x720/0x720 [ 684.451579][ C0] do_raw_spin_lock+0x200/0x2b0 [ 684.456454][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 684.461670][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 684.466892][ C0] net_tx_action+0x3d8/0xd20 [ 684.471500][ C0] __do_softirq+0x29b/0x9c2 [ 684.476029][ C0] __irq_exit_rcu+0x123/0x180 [ 684.480727][ C0] irq_exit_rcu+0x5/0x20 [ 684.484989][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 684.490643][ C0] [ 684.493574][ C0] [ 684.496596][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 684.502597][ C0] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 684.508420][ C0] Code: 89 de e8 1d bf 2c f8 84 db 75 ac e8 34 bb 2c f8 e8 1f fb 32 f8 eb 0c e8 28 bb 2c f8 0f 00 2d 81 6f c6 00 e8 1c bb 2c f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 97 bd 2c f8 48 85 db [ 684.528046][ C0] RSP: 0018:ffffffff8b807d60 EFLAGS: 00000293 [ 684.534127][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 684.543056][ C0] RDX: ffffffff8b8bc6c0 RSI: ffffffff894ad784 RDI: 0000000000000000 [ 684.551034][ C0] RBP: ffff8880129a3064 R08: 0000000000000001 R09: 0000000000000001 [ 684.559009][ C0] R10: ffffffff817dd2c8 R11: 0000000000000000 R12: 0000000000000001 [ 684.566982][ C0] R13: ffff8880129a3000 R14: ffff8880129a3064 R15: ffff888144e7c004 [ 684.575052][ C0] ? trace_hardirqs_on+0x38/0x1c0 [ 684.580100][ C0] ? acpi_idle_do_entry+0x1c4/0x250 [ 684.585319][ C0] acpi_idle_enter+0x361/0x500 [ 684.590139][ C0] cpuidle_enter_state+0x1b1/0xc80 [ 684.595273][ C0] cpuidle_enter+0x4a/0xa0 [ 684.599701][ C0] do_idle+0x3e8/0x590 [ 684.603791][ C0] ? arch_cpu_idle_exit+0x30/0x30 [ 684.608840][ C0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 684.615100][ C0] cpu_startup_entry+0x14/0x20 [ 684.619878][ C0] start_kernel+0x47a/0x49b [ 684.624397][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 684.630321][ C0] [ 685.745211][ C0] Shutting down cpus with NMI [ 685.750254][ C0] Kernel Offset: disabled [ 685.754667][ C0] Rebooting in 86400 seconds..