Bug 1458109

Created attachment 1284304 [details]
virt-sysprep log

Description:
Get kernel panic when execute virt-sysprep.


Version:
libvirt-3.2.0-7.el7.x86_64
qemu-kvm-rhev-2.9.0-7.el7.x86_64
libguestfs-1.36.3-4.el7.x86_64
kernel-3.10.0-671.el7.x86_64


How reproducible:
100%


Steps to Reproduce:

[root@ibm-x3655-02 ~]# export LIBGUESTFS_DEBUG=1 LIBGUESTFS_TRACE=1
[root@ibm-x3655-02 ~]# virt-sysprep -a /var/lib/libvirt/images/image-builder.qcow2
...
specified group 'input' unknown
+ udevadm trigger
+ udevadm settle --timeout=600
[    1.197787] input: PC Speaker as /devices/platform/pcspkr/input/input3
[    1.269080] sd 2:0:0:0: Attached scsi generic sg0 type 0
[    1.278633] sd 2:0:1:0: Attached scsi generic sg1 type 0
[    1.307358] EDAC MC: Ver: 3.0.0
[    1.344259] MCE: In-kernel MCE decoding enabled.
[    1.360223] BUG: unable to handle kernel NULL pointer dereference at 0000000000000020
[    1.361013] IP: [<ffffffff840b68e8>] atomic_notifier_chain_register+0x38/0x70
[    1.361013] PGD 0 
[    1.361013] Oops: 0000 [#1] SMP 
[    1.361013] Modules linked in: edac_mce_amd(+) snd_timer snd edac_core sg joydev soundcore ata_generic serio_raw pata_acpi pcspkr libcrc32c crc8 crc_itu_t crc_ccitt ext4 mbcache jbd2 virtio_pci virtio_input virtio_balloon virtio_scsi sd_mod crc_t10dif nd_pmem nd_btt virtio_net virtio_console virtio_rng virtio_blk virtio_ring virtio ata_piix libata libnvdimm crct10dif_generic crc32_generic crct10dif_common
[    1.361013] CPU: 0 PID: 105 Comm: systemd-udevd Not tainted 3.10.0-671.el7.x86_64 #1
[    1.361013] Hardware name: Red Hat KVM, BIOS 1.10.2-3.el7 04/01/2014
[    1.361013] task: ffffa1259d3b6dd0 ti: ffffa1259d84c000 task.ti: ffffa1259d84c000
[    1.361013] RIP: 0010:[<ffffffff840b68e8>]  [<ffffffff840b68e8>] atomic_notifier_chain_register+0x38/0x70
[    1.361013] RSP: 0018:ffffa1259d84fd30  EFLAGS: 00010002
[    1.361013] RAX: 0000000000000293 RBX: ffffffff84d0d810 RCX: ffffffffc034c5f8
[    1.361013] RDX: 0000000000000010 RSI: ffffffffc0508000 RDI: ffffffff84d0d810
[    1.361013] RBP: ffffa1259d84fd40 R08: 0000000000000000 R09: 0000000000000000
[    1.361013] R10: 0000000000000145 R11: ffffa1259d84fa5e R12: ffffffffc0508000
[    1.361013] R13: ffffffffc039c000 R14: 0000000000000000 R15: ffffffffc0508020
[    1.361013] FS:  00007f720e81b8c0(0000) GS:ffffa1259ee00000(0000) knlGS:0000000000000000
[    1.361013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    1.361013] CR2: 00007f720e82b000 CR3: 000000001d375000 CR4: 00000000000007f0
[    1.361013] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    1.361013] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[    1.361013] Stack:
[    1.361013]  ffffffff849f1020 ffffa1259d8f92a0 ffffa1259d84fd50 ffffffff84042691
[    1.361013]  ffffa1259d84fd60 ffffffffc039c166 ffffa1259d84fd90 ffffffff840020e8
[    1.361013]  ffffffffc0508038 ffffa1259d84fef0 ffffffffc0508070 0000000000000001
[    1.361013] Call Trace:
[    1.361013]  [<ffffffff84042691>] mce_register_decode_chain+0x31/0x40
[    1.361013]  [<ffffffffc039c166>] mce_amd_init+0x166/0x1000 [edac_mce_amd]
[    1.361013]  [<ffffffff840020e8>] do_one_initcall+0xb8/0x230
[    1.361013]  [<ffffffff841004e4>] load_module+0x1f64/0x29e0
[    1.361013]  [<ffffffff8434a390>] ? ddebug_proc_write+0xf0/0xf0
[    1.361013]  [<ffffffff84101025>] SyS_init_module+0xc5/0x110
[    1.361013]  [<ffffffff846b1209>] system_call_fastpath+0x16/0x1b
[    1.361013] Code: f4 53 48 89 fb e8 19 15 5f 00 48 8b 53 08 48 8d 4b 08 48 85 d2 74 27 45 8b 44 24 10 44 3b 42 10 7e 0f eb 1a 0f 1f 80 00 00 00 00 <44> 39 42 10 7c 0d 48 8d 4a 08 48 8b 52 08 48 85 d2 75 ed 49 89 
[    1.361013] RIP  [<ffffffff840b68e8>] atomic_notifier_chain_register+0x38/0x70
[    1.361013]  RSP <ffffa1259d84fd30>
[    1.361013] CR2: 0000000000000020
[    1.419579] ---[ end trace b4f9cfda2dd406b0 ]---
[    1.420577] Kernel panic - not syncing: Fatal exception
[    1.421568] Kernel Offset: 0x3000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[    1.421568] Rebooting in 1 seconds..libguestfs: child_cleanup: 0xaa87e0: child process died
libguestfs: trace: launch = -1 (error)
virt-sysprep: error: libguestfs error: guestfs_launch failed, see earlier 
error messages

If reporting bugs, run virt-sysprep with debugging enabled and include the 
complete output:

  virt-sysprep -v -x [...]
libguestfs: trace: close
libguestfs: closing guestfs handle 0xaa87e0 (state 0)
libguestfs: command: run: rm
libguestfs: command: run: \ -rf /tmp/libguestfsIvH2I9
libguestfs: command: run: rm
libguestfs: command: run: \ -rf /tmp/libguestfssVZ5kF



Additional info:
[root@ibm-ls21-03 ~]# lscpu
Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                4
On-line CPU(s) list:   0-3
Thread(s) per core:    1
Core(s) per socket:    2
Socket(s):             2
NUMA node(s):          2
Vendor ID:             AuthenticAMD
CPU family:            15
Model:                 65
Model name:            Dual-Core AMD Opteron(tm) Processor 2218
Stepping:              2
CPU MHz:               2599.847
BogoMIPS:              5199.69
Virtualization:        AMD-V
L1d cache:             64K
L1i cache:             64K
L2 cache:              1024K
NUMA node0 CPU(s):     0,2
NUMA node1 CPU(s):     1,3
Flags:                 fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow art rep_good nopl extd_apicid pni cx16 lahf_lm cmp_legacy svm extapic cr8_legacy