| 1 | Apr 30 18:39:08 devvm kernel: [ 1300.100450] watchdog: BUG: soft lockup - CPU#4 stuck for 22s! [CPU 1/KVM:28838]
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| 2 | Apr 30 18:39:08 devvm kernel: [ 1300.100524] Modules linked in: vhost_net vhost tap veth ipt_REJECT nf_reject_ipv4 xt_tcpudp xt_conntrack ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink xfrm_user xfrm_algo xt_addrtype iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 ebtable_filter nf_nat nf_conntrack ebtables br_netfilter bridge stp llc ip6table_filter ip6_tables devlink iptable_filter aufs overlay snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm snd_timer kvm_intel kvm vboxguest snd joydev irqbypass soundcore input_leds mac_hid binfmt_misc intel_rapl_perf serio_raw sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c
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| 3 | Apr 30 18:39:08 devvm kernel: [ 1300.100543] raid1 raid0 multipath linear hid_generic usbhid hid crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc vmwgfx aesni_intel ttm aes_x86_64 drm_kms_helper crypto_simd glue_helper syscopyarea cryptd sysfillrect sysimgblt fb_sys_fops i2c_piix4 drm psmouse ahci libahci e1000 pata_acpi video
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| 4 | Apr 30 18:39:08 devvm kernel: [ 1300.100552] CPU: 4 PID: 28838 Comm: CPU 1/KVM Tainted: G L 4.15.0-99-generic #100-Ubuntu
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| 5 | Apr 30 18:39:08 devvm kernel: [ 1300.100553] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
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| 6 | Apr 30 18:39:08 devvm kernel: [ 1300.100555] RIP: 0010:smp_call_function_single+0xdc/0x100
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| 7 | Apr 30 18:39:08 devvm kernel: [ 1300.100556] RSP: 0018:ffffb10384d4f9e0 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff11
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| 8 | Apr 30 18:39:08 devvm kernel: [ 1300.100557] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000000830
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| 9 | Apr 30 18:39:08 devvm kernel: [ 1300.100558] RDX: 0000000000000001 RSI: 00000000000000fb RDI: 0000000000000830
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| 10 | Apr 30 18:39:08 devvm kernel: [ 1300.100558] RBP: ffffb10384d4fa30 R08: 0000000000000003 R09: 0000000000000008
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| 11 | Apr 30 18:39:08 devvm kernel: [ 1300.100559] R10: ffffb10384d4fa48 R11: 0000000000000a80 R12: ffff9b8106450110
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| 12 | Apr 30 18:39:08 devvm kernel: [ 1300.100559] R13: 0000000000000004 R14: ffffffffc06b8000 R15: 0000000000000000
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| 13 | Apr 30 18:39:08 devvm kernel: [ 1300.100560] FS: 00007f0b51f30700(0000) GS:ffff9b811fd00000(0000) knlGS:0000000000000000
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| 14 | Apr 30 18:39:08 devvm kernel: [ 1300.100561] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
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| 15 | Apr 30 18:39:08 devvm kernel: [ 1300.100561] CR2: 00007fe031b19230 CR3: 00000004ffc9a002 CR4: 00000000000626e0
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| 16 | Apr 30 18:39:08 devvm kernel: [ 1300.100587] Call Trace:
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| 17 | Apr 30 18:39:08 devvm kernel: [ 1300.100591] ? 0xffffffffc06b8000
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| 18 | Apr 30 18:39:08 devvm kernel: [ 1300.100592] ? find_next_bit+0xb/0x10
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| 19 | Apr 30 18:39:08 devvm kernel: [ 1300.100594] ? cpumask_next_and+0x2c/0x40
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| 20 | Apr 30 18:39:08 devvm kernel: [ 1300.100595] smp_call_function_many+0x1cc/0x250
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| 21 | Apr 30 18:39:08 devvm kernel: [ 1300.100596] ? smp_call_function_many+0x1cc/0x250
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| 22 | Apr 30 18:39:08 devvm kernel: [ 1300.100607] kvm_make_all_cpus_request+0x1a6/0x1e0 [kvm]
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| 23 | Apr 30 18:39:08 devvm kernel: [ 1300.100616] ? __rmap_write_protect.constprop.141+0x2d/0xb0 [kvm]
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| 24 | Apr 30 18:39:08 devvm kernel: [ 1300.100623] kvm_flush_remote_tlbs+0x20/0x40 [kvm]
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| 25 | Apr 30 18:39:08 devvm kernel: [ 1300.100632] mmu_sync_children+0x18e/0x2a0 [kvm]
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| 26 | Apr 30 18:39:08 devvm kernel: [ 1300.100636] ? vmexit_fill_RSB+0x1c/0x40 [kvm_intel]
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| 27 | Apr 30 18:39:08 devvm kernel: [ 1300.100637] ? vmexit_fill_RSB+0x10/0x40 [kvm_intel]
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| 28 | Apr 30 18:39:08 devvm kernel: [ 1300.100639] ? vmexit_fill_RSB+0x1c/0x40 [kvm_intel]
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| 29 | Apr 30 18:39:08 devvm kernel: [ 1300.100640] ? vmexit_fill_RSB+0x10/0x40 [kvm_intel]
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| 30 | Apr 30 18:39:08 devvm kernel: [ 1300.100642] ? vmexit_fill_RSB+0x1c/0x40 [kvm_intel]
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| 31 | Apr 30 18:39:08 devvm kernel: [ 1300.100644] ? vmexit_fill_RSB+0x10/0x40 [kvm_intel]
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| 32 | Apr 30 18:39:08 devvm kernel: [ 1300.100645] ? vmexit_fill_RSB+0x1c/0x40 [kvm_intel]
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| 33 | Apr 30 18:39:08 devvm kernel: [ 1300.100647] ? vmexit_fill_RSB+0x10/0x40 [kvm_intel]
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| 34 | Apr 30 18:39:08 devvm kernel: [ 1300.100655] ? mmu_free_roots+0xfc/0x190 [kvm]
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| 35 | Apr 30 18:39:08 devvm kernel: [ 1300.100657] ? skip_emulated_instruction+0x65/0x70 [kvm_intel]
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| 36 | Apr 30 18:39:08 devvm kernel: [ 1300.100665] ? kvm_skip_emulated_instruction+0x55/0xa0 [kvm]
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| 37 | Apr 30 18:39:08 devvm kernel: [ 1300.100673] kvm_mmu_sync_roots+0xc8/0xd0 [kvm]
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| 38 | Apr 30 18:39:08 devvm kernel: [ 1300.100680] kvm_mmu_load+0x3b9/0x470 [kvm]
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| 39 | Apr 30 18:39:08 devvm kernel: [ 1300.100688] vcpu_enter_guest+0xb9d/0x1260 [kvm]
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| 40 | Apr 30 18:39:08 devvm kernel: [ 1300.100697] ? __apic_accept_irq+0x284/0x300 [kvm]
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| 41 | Apr 30 18:39:08 devvm kernel: [ 1300.100705] kvm_arch_vcpu_ioctl_run+0x203/0x3e0 [kvm]
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| 42 | Apr 30 18:39:08 devvm kernel: [ 1300.100712] ? kvm_arch_vcpu_ioctl_run+0x203/0x3e0 [kvm]
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| 43 | Apr 30 18:39:08 devvm kernel: [ 1300.100718] kvm_vcpu_ioctl+0x2a6/0x620 [kvm]
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| 44 | Apr 30 18:39:08 devvm kernel: [ 1300.100720] ? __switch_to_asm+0x41/0x70
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| 45 | Apr 30 18:39:08 devvm kernel: [ 1300.100721] ? __switch_to_asm+0x35/0x70
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| 46 | Apr 30 18:39:08 devvm kernel: [ 1300.100722] ? __switch_to_asm+0x41/0x70
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| 47 | Apr 30 18:39:08 devvm kernel: [ 1300.100723] ? __switch_to_asm+0x35/0x70
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| 48 | Apr 30 18:39:08 devvm kernel: [ 1300.100724] ? __switch_to_asm+0x41/0x70
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| 49 | Apr 30 18:39:08 devvm kernel: [ 1300.100725] ? __switch_to_asm+0x35/0x70
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| 50 | Apr 30 18:39:08 devvm kernel: [ 1300.100726] ? __switch_to_asm+0x41/0x70
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| 51 | Apr 30 18:39:08 devvm kernel: [ 1300.100727] ? __switch_to_asm+0x35/0x70
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| 52 | Apr 30 18:39:08 devvm kernel: [ 1300.100728] ? __switch_to_asm+0x41/0x70
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| 53 | Apr 30 18:39:08 devvm kernel: [ 1300.100729] ? __switch_to_asm+0x35/0x70
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| 54 | Apr 30 18:39:08 devvm kernel: [ 1300.100731] do_vfs_ioctl+0xa8/0x630
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| 55 | Apr 30 18:39:08 devvm kernel: [ 1300.100732] ? __schedule+0x256/0x880
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| 56 | Apr 30 18:39:08 devvm kernel: [ 1300.100733] SyS_ioctl+0x79/0x90
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| 57 | Apr 30 18:39:08 devvm kernel: [ 1300.100735] ? fire_user_return_notifiers+0x3e/0x50
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| 58 | Apr 30 18:39:08 devvm kernel: [ 1300.100736] do_syscall_64+0x73/0x130
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| 59 | Apr 30 18:39:08 devvm kernel: [ 1300.100737] entry_SYSCALL_64_after_hwframe+0x3d/0xa2
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| 60 | Apr 30 18:39:08 devvm kernel: [ 1300.100738] RIP: 0033:0x7f0b5ca765d7
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| 61 | Apr 30 18:39:08 devvm kernel: [ 1300.100739] RSP: 002b:00007f0b51f2f818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
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| 62 | Apr 30 18:39:08 devvm kernel: [ 1300.100740] RAX: ffffffffffffffda RBX: 000000000000ae80 RCX: 00007f0b5ca765d7
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| 63 | Apr 30 18:39:08 devvm kernel: [ 1300.100740] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000019
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| 64 | Apr 30 18:39:08 devvm kernel: [ 1300.100741] RBP: 0000559c3f9f2ac0 R08: 0000559c3e8cc270 R09: 00000000000000ff
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| 65 | Apr 30 18:39:08 devvm kernel: [ 1300.100741] R10: 00007f0b51f2f5f0 R11: 0000000000000246 R12: 0000000000000000
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| 66 | Apr 30 18:39:08 devvm kernel: [ 1300.100742] R13: 00007f0b62751000 R14: 0000000000000000 R15: 0000559c3f9f2ac0
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| 67 | Apr 30 18:39:08 devvm kernel: [ 1300.100743] Code: 28 00 00 00 75 40 48 83 c4 48 41 5a 5d 49 8d 62 f8 c3 48 89 d1 48 89 f2 48 8d 75 b0 e8 1e fe ff ff 8b 55 c8 83 e2 01 74 0a f3 90 <8b> 55 c8 83 e2 01 75 f6 eb c2 8b 05 04 40 83 01 85 c0 75 81 0f
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