Mailinglist Archive: opensuse-factory (765 mails)

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Re: [opensuse-factory] Kernel oops when starting a QEMU/KVM virtual machines
On Thu, Nov 23, 2017 at 02:31:52PM +0100, Jiri Slaby wrote:

The kernel shall not crash no matter what profile you provide.

It's not a crash - it's this (as soon as I do "virsh list" for instance):

2017-11-23T14:01:58.172651+00:00 jabberwock kernel: [ 131.303644] BUG: unable
to handle kernel paging request at fffffffe29672320
2017-11-23T14:01:58.172669+00:00 jabberwock kernel: [ 131.303656] IP:
audit_signal_cb+0x6c/0xe0
2017-11-23T14:01:58.172671+00:00 jabberwock kernel: [ 131.303658] PGD
1d3c0c067 P4D 1d3c0c067 PUD 0
2017-11-23T14:01:58.172673+00:00 jabberwock kernel: [ 131.303662] Oops: 0000
[#1] PREEMPT SMP
2017-11-23T14:01:58.172683+00:00 jabberwock kernel: [ 131.303664] Modules
linked in: fuse ebtable_filter ebtables ip6table_filter ip6_tables
iptable_filter ip_tables x_tables devlink af_packet bridge stp llc iscsi_ibft
iscsi_boot_sysfs msr joydev ftdi_sio usbserial snd_hda_codec_hdmi hid_generic
usbhid snd_hda_codec_realtek snd_hda_codec_generic nls_iso8859_1 nls_cp437
wmi_bmof vfat fat intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp
kvm_intel uas kvm irqbypass crct10dif_pclmul usb_storage crc32_pclmul
intel_spi_platform intel_spi spi_nor ghash_clmulni_intel mtd iTCO_wdt
iTCO_vendor_support pcbc ir_rc6_decoder aesni_intel aes_x86_64 crypto_simd
glue_helper cryptd rc_rc6_mce pcspkr snd_soc_rt5640 snd_soc_rl6231 snd_soc_core
snd_hda_intel tpm_tis ir_lirc_codec snd_hda_codec snd_compress tpm_tis_core
lirc_dev snd_pcm_dmaengine snd_hda_core tpm
2017-11-23T14:01:58.172687+00:00 jabberwock kernel: [ 131.303709] snd_hwdep
nuvoton_cir battery snd_pcm rc_core elan_i2c snd_timer snd_soc_sst_acpi
snd_soc_sst_match gpio_lynxpoint dw_dmac fan spi_pxa2xx_platform thermal
i2c_i801 wmi snd e1000e ptp mei_me soundcore mei lpc_ich pps_core btrfs xor
zstd_decompress zstd_compress xxhash raid6_pq crc32c_intel i915 i2c_algo_bit
drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ehci_pci ehci_hcd
usbcore drm sdhci_acpi sdhci video mmc_core i2c_hid button sg nbd dm_multipath
dm_mod scsi_dh_rdac scsi_dh_emc scsi_dh_alua ecryptfs efivarfs
2017-11-23T14:01:58.172689+00:00 jabberwock kernel: [ 131.303745] CPU: 3 PID:
2931 Comm: libvirtd Not tainted 4.14.0-1-default #1
2017-11-23T14:01:58.172690+00:00 jabberwock kernel: [ 131.303747] Hardware
name: /D54250WYK, BIOS WYLPT10H.86A.0045.2017.0302.2108
03/02/2017
2017-11-23T14:01:58.172693+00:00 jabberwock kernel: [ 131.303750] task:
ffffa08e99958080 task.stack: ffffb4bcc3e80000
2017-11-23T14:01:58.172694+00:00 jabberwock kernel: [ 131.303753] RIP:
0010:audit_signal_cb+0x6c/0xe0
2017-11-23T14:01:58.172696+00:00 jabberwock kernel: [ 131.303755] RSP:
0018:ffffb4bcc3e83c08 EFLAGS: 00010292
2017-11-23T14:01:58.172697+00:00 jabberwock kernel: [ 131.303758] RAX:
ffffb4bcc3e83d68 RBX: ffffa08ef3638ac8 RCX: 0000000000000000
2017-11-23T14:01:58.172699+00:00 jabberwock kernel: [ 131.303760] RDX:
ffffffffcfdc3a90 RSI: 0000000000000006 RDI: ffffa08e999fa200
2017-11-23T14:01:58.172701+00:00 jabberwock kernel: [ 131.303762] RBP:
ffffb4bcc3e83d48 R08: 0000000000000043 R09: ffffb4bcc3e83c48
2017-11-23T14:01:58.172703+00:00 jabberwock kernel: [ 131.303764] R10:
ffffb4bcc3e83cc0 R11: ffffa0904c7ed075 R12: ffffa08ef3638ac8
2017-11-23T14:01:58.172704+00:00 jabberwock kernel: [ 131.303766] R13:
ffffffffaa3830e0 R14: ffffa08e99958080 R15: 0000000000000001
2017-11-23T14:01:58.172706+00:00 jabberwock kernel: [ 131.303769] FS:
00007f77526ff700(0000) GS:ffffa0905fb80000(0000) knlGS:0000000000000000
2017-11-23T14:01:58.172708+00:00 jabberwock kernel: [ 131.303771] CS: 0010
DS: 0000 ES: 0000 CR0: 0000000080050033
2017-11-23T14:01:58.172710+00:00 jabberwock kernel: [ 131.303773] CR2:
fffffffe29672320 CR3: 00000002cac1c005 CR4: 00000000001606e0
2017-11-23T14:01:58.172711+00:00 jabberwock kernel: [ 131.303776] Call Trace:
2017-11-23T14:01:58.172713+00:00 jabberwock kernel: [ 131.303782]
common_lsm_audit+0x1d3/0x750
2017-11-23T14:01:58.172714+00:00 jabberwock kernel: [ 131.303815] ?
btrfs_get_token_32+0x5b/0x120 [btrfs]
2017-11-23T14:01:58.172717+00:00 jabberwock kernel: [ 131.303819] ?
aa_check_perms+0xe4/0x100
2017-11-23T14:01:58.172718+00:00 jabberwock kernel: [ 131.303830]
aa_check_perms+0xe4/0x100
2017-11-23T14:01:58.172720+00:00 jabberwock kernel: [ 131.303833]
profile_signal_perm.part.2+0x90/0xa0
2017-11-23T14:01:58.172721+00:00 jabberwock kernel: [ 131.303836]
aa_may_signal+0x18e/0x1d0
2017-11-23T14:01:58.172723+00:00 jabberwock kernel: [ 131.303839]
apparmor_task_kill+0x52/0x120
2017-11-23T14:01:58.172725+00:00 jabberwock kernel: [ 131.303842]
security_task_kill+0x44/0x60
2017-11-23T14:01:58.172727+00:00 jabberwock kernel: [ 131.303846]
group_send_sig_info+0x25/0x60
2017-11-23T14:01:58.172729+00:00 jabberwock kernel: [ 131.303848]
kill_pid_info+0x38/0x70
2017-11-23T14:01:58.172731+00:00 jabberwock kernel: [ 131.303851] ?
__task_pid_nr_ns+0xbf/0xd0
2017-11-23T14:01:58.172733+00:00 jabberwock kernel: [ 131.303853]
SYSC_kill+0xce/0x180
2017-11-23T14:01:58.172734+00:00 jabberwock kernel: [ 131.303856] ?
__do_page_fault+0x26b/0x500
2017-11-23T14:01:58.172736+00:00 jabberwock kernel: [ 131.303859]
entry_SYSCALL_64_fastpath+0x1e/0xa9
2017-11-23T14:01:58.172737+00:00 jabberwock kernel: [ 131.303861] RIP:
0033:0x7f7798bca3b7
2017-11-23T14:01:58.172739+00:00 jabberwock kernel: [ 131.303863] RSP:
002b:00007f77526fe498 EFLAGS: 00000202 ORIG_RAX: 000000000000003e
2017-11-23T14:01:58.172741+00:00 jabberwock kernel: [ 131.303865] RAX:
ffffffffffffffda RBX: 00007f77380ae440 RCX: 00007f7798bca3b7
2017-11-23T14:01:58.172742+00:00 jabberwock kernel: [ 131.303867] RDX:
0000000000000b7b RSI: 0000000000000009 RDI: 0000000000000b7b
2017-11-23T14:01:58.172744+00:00 jabberwock kernel: [ 131.303869] RBP:
00000000ffffffff R08: 00007f7755146500 R09: 0000000000000000
2017-11-23T14:01:58.172745+00:00 jabberwock kernel: [ 131.303871] R10:
00007f77551438ad R11: 0000000000000202 R12: 00000000ffffffff
2017-11-23T14:01:58.172747+00:00 jabberwock kernel: [ 131.303872] R13:
00007f77380ae440 R14: 00007f7755144022 R15: 0000000000000000
2017-11-23T14:01:58.172749+00:00 jabberwock kernel: [ 131.303875] Code: 48 8b
55 18 48 89 df 41 b8 20 00 08 01 5b 5d 48 8b 42 10 48 8b 52 30 48 63 48 4c 48
8b 44 c8 48 31 c9 48 8b 70 38 e9 e4 fc 00 00 <48> 8b 14 d5 a0 4e 85 aa 48 c7 c6
04 a3 a7 aa 48 89 df e8 3d 7f
2017-11-23T14:01:58.172751+00:00 jabberwock kernel: [ 131.303899] RIP:
audit_signal_cb+0x6c/0xe0 RSP: ffffb4bcc3e83c08
2017-11-23T14:01:58.172753+00:00 jabberwock kernel: [ 131.303900] CR2:
fffffffe29672320
2017-11-23T14:01:58.172755+00:00 jabberwock kernel: [ 131.303903] ---[ end
trace 3d6dc382c87a2129 ]---
2017-11-23T14:01:58.172757+00:00 jabberwock kernel: [ 131.303919]
------------[ cut here ]------------
2017-11-23T14:01:58.172758+00:00 jabberwock kernel: [ 131.303923] WARNING:
CPU: 3 PID: 2931 at ../kernel/rcu/tree_plugin.h:329
rcu_note_context_switch+0x5e/0x4f0
2017-11-23T14:01:58.172760+00:00 jabberwock kernel: [ 131.303925] Modules
linked in: fuse ebtable_filter ebtables ip6table_filter ip6_tables
iptable_filter ip_tables x_tables devlink af_packet bridge stp llc iscsi_ibft
iscsi_boot_sysfs msr joydev ftdi_sio usbserial snd_hda_codec_hdmi hid_generic
usbhid snd_hda_codec_realtek snd_hda_codec_generic nls_iso8859_1 nls_cp437
wmi_bmof vfat fat intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp
kvm_intel uas kvm irqbypass crct10dif_pclmul usb_storage crc32_pclmul
intel_spi_platform intel_spi spi_nor ghash_clmulni_intel mtd iTCO_wdt
iTCO_vendor_support pcbc ir_rc6_decoder aesni_intel aes_x86_64 crypto_simd
glue_helper cryptd rc_rc6_mce pcspkr snd_soc_rt5640 snd_soc_rl6231 snd_soc_core
snd_hda_intel tpm_tis ir_lirc_codec snd_hda_codec snd_compress tpm_tis_core
lirc_dev snd_pcm_dmaengine snd_hda_core tpm
2017-11-23T14:01:58.172763+00:00 jabberwock kernel: [ 131.303954] snd_hwdep
nuvoton_cir battery snd_pcm rc_core elan_i2c snd_timer snd_soc_sst_acpi
snd_soc_sst_match gpio_lynxpoint dw_dmac fan spi_pxa2xx_platform thermal
i2c_i801 wmi snd e1000e ptp mei_me soundcore mei lpc_ich pps_core btrfs xor
zstd_decompress zstd_compress xxhash raid6_pq crc32c_intel i915 i2c_algo_bit
drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ehci_pci ehci_hcd
usbcore drm sdhci_acpi sdhci video mmc_core i2c_hid button sg nbd dm_multipath
dm_mod scsi_dh_rdac scsi_dh_emc scsi_dh_alua ecryptfs efivarfs
2017-11-23T14:01:58.172765+00:00 jabberwock kernel: [ 131.303980] CPU: 3 PID:
2931 Comm: libvirtd Tainted: G D 4.14.0-1-default #1
2017-11-23T14:01:58.172767+00:00 jabberwock kernel: [ 131.303982] Hardware
name: /D54250WYK, BIOS WYLPT10H.86A.0045.2017.0302.2108
03/02/2017
2017-11-23T14:01:58.172768+00:00 jabberwock kernel: [ 131.303985] task:
ffffa08e99958080 task.stack: ffffb4bcc3e80000
2017-11-23T14:01:58.172770+00:00 jabberwock kernel: [ 131.303988] RIP:
0010:rcu_note_context_switch+0x5e/0x4f0
2017-11-23T14:01:58.172772+00:00 jabberwock kernel: [ 131.303991] RSP:
0018:ffffb4bcc3e83e28 EFLAGS: 00010006
2017-11-23T14:01:58.172773+00:00 jabberwock kernel: [ 131.303994] RAX:
0000000000000003 RBX: ffffa08e99958080 RCX: ffffa08e99958480
2017-11-23T14:01:58.172775+00:00 jabberwock kernel: [ 131.303996] RDX:
0000000000000001 RSI: ffffffffaa0ac72d RDI: 0000000000000000
2017-11-23T14:01:58.172777+00:00 jabberwock kernel: [ 131.303999] RBP:
0000000000000000 R08: 0000000000000000 R09: 000000000000007f
2017-11-23T14:01:58.172778+00:00 jabberwock kernel: [ 131.304001] R10:
0000000000000000 R11: 0000000000000068 R12: 0000000000000000
2017-11-23T14:01:58.172780+00:00 jabberwock kernel: [ 131.304004] R13:
ffffa08e99958080 R14: ffffa08e999586f8 R15: ffffa08f7cf50238
2017-11-23T14:01:58.172782+00:00 jabberwock kernel: [ 131.304007] FS:
0000000000000000(0000) GS:ffffa0905fb80000(0000) knlGS:0000000000000000
2017-11-23T14:01:58.172784+00:00 jabberwock kernel: [ 131.304010] CS: 0010
DS: 0000 ES: 0000 CR0: 0000000080050033
2017-11-23T14:01:58.172785+00:00 jabberwock kernel: [ 131.304012] CR2:
fffffffe29672320 CR3: 00000001d3c09001 CR4: 00000000001606e0
2017-11-23T14:01:58.172787+00:00 jabberwock kernel: [ 131.304015] Call Trace:
2017-11-23T14:01:58.172789+00:00 jabberwock kernel: [ 131.304019]
__schedule+0x94/0x870
2017-11-23T14:01:58.172791+00:00 jabberwock kernel: [ 131.304023] ?
release_task+0x363/0x4a0
2017-11-23T14:01:58.172792+00:00 jabberwock kernel: [ 131.304028]
do_task_dead+0x3d/0x40
2017-11-23T14:01:58.172793+00:00 jabberwock kernel: [ 131.304031]
do_exit+0x704/0xb40
2017-11-23T14:01:58.172795+00:00 jabberwock kernel: [ 131.304035]
rewind_stack_do_exit+0x17/0x20
2017-11-23T14:01:58.172797+00:00 jabberwock kernel: [ 131.304038] Code: de f2
55 84 c0 0f 85 75 02 00 00 65 48 8b 1c 25 c0 d3 00 00 40 84 ed 8b 83 f8 03 00
00 0f 85 05 01 00 00 85 c0 0f 8e 05 01 00 00 <0f> ff 80 bb fc 03 00 00 00 0f 84
79 01 00 00 65 66 8b 05 e3 da
2017-11-23T14:01:58.172798+00:00 jabberwock kernel: [ 131.304061] ---[ end
trace 3d6dc382c87a212a ]---
2017-11-23T14:02:58.176748+00:00 jabberwock kernel: [ 191.310007] INFO:
rcu_preempt detected stalls on CPUs/tasks:
2017-11-23T14:02:58.176785+00:00 jabberwock kernel: [ 191.310052] Tasks
blocked on level-0 rcu_node (CPUs 0-3): P2931
2017-11-23T14:02:58.176797+00:00 jabberwock kernel: [ 191.310072]
(detected by 3, t=15002 jiffies, g=4568, c=4567, q=3870)



--
============================
Roger Whittaker
roger@xxxxxxxxxxxxxxxxx
https://notes.smuvelious.org
============================
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