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Diffstat (limited to 'results/scraper/launchpad-without-comments/1660946')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1660946 | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1660946 b/results/scraper/launchpad-without-comments/1660946 new file mode 100644 index 00000000..6574bcaf --- /dev/null +++ b/results/scraper/launchpad-without-comments/1660946 @@ -0,0 +1,182 @@ +[nested] virt-install falls to SLOF + + +[nested] virt-install falls to SLOF: after starting installer (ISO/CDROM), it crashes w/ a kernel panic due to an HTM (Hardware Transactional Memory) exception. + +Scenario: +Host=Ubuntu 16.04 Xenial (Ubuntu KVM ppc64el POWER8E 8247-22L) +Guest=Ubuntu 16.04 Xenial (Ubuntu Xenial Cloud Image QCOW2) +Nested=Ubuntu 16.04 Xenial (Ubuntu Xenial Server ISO *or* NetInstall mini.iso) + +Inside Guest (1st level), run virt-install as shown below to reproduce the bug. + +Facts: + * ISO images (from both Server or netinstall mini.iso) fail to boot on xenial/yakkety + * Cloud image (xenial/yakkety/zesty) on nested virt boots fine, the login prompt is seen. + * Reproducible with Xenial and Yakkety + * NOT reproducible with Zesty (Installer menu starts just normally) + * virtio-scsi, virtio-net and virtio-blk modules are seen in zesty. Only virtio-scsi is seen on xenial/yakkety (-net and -blk are built-in modules?) + * kvm-pr is loaded for all tested scenarios + * This patch[1] rings a bell, however, it doesn't explain how cloud images boot just fine and don't hit the bug, since the kernel used in the cloud images also enable HTM[2]. + +[1] https://lists.ozlabs.org/pipermail/linuxppc-dev/2016-April/141292.html + +[2] grep TRANSA /boot/config-4.8.0-26-generic +CONFIG_PPC_TRANSACTIONAL_MEM=y + + +# cat virt-inst.sh +virt-install --virt-type=kvm --cpu=host --name=nested-xenial --controller type=scsi,model=virtio-scsi --graphics none --console pty,target_type=serial --disk path=/home/nested-xenial.qcow2,size=20 --vcpus=4 --ram=4096 --os-type=linux --os-variant ubuntu16.04 --network bridge=virbr0,model=virtio --cdrom=$1 + + +# ./virt-inst.sh ubuntu-16.04-server-ppc64el.iso +WARNING CDROM media does not print to the text console by default, so you likely will not see text install output. You might want to use --location. See the man page for examples of using --location with CDROM media + +Starting install... +Creating domain... | 0 B 00:00:00 +Connected to domain nested-xenial +Escape character is ^] +Populating /vdevice methods +Populating /vdevice/vty@30000000 +Populating /vdevice/nvram@71000000 +Populating /pci@800000020000000 + 00 2800 (D) : 1af4 1002 unknown-legacy-device* + 00 2000 (D) : 1af4 1001 virtio [ block ] + 00 1800 (D) : 106b 003f serial bus [ usb-ohci ] + 00 1000 (D) : 1af4 1004 virtio [ scsi ] +Populating /pci@800000020000000/scsi@2 + SCSI: Looking for devices + 100000000000000 CD-ROM : "QEMU QEMU CD-ROM 2.5+" + 00 0800 (D) : 10ec 8139 network [ ethernet ] +No NVRAM common partition, re-initializing... +Scanning USB + OHCI: initializing +Using default console: /vdevice/vty@30000000 + + Welcome to Open Firmware + + Copyright (c) 2004, 2011 IBM Corporation All rights reserved. + This program and the accompanying materials are made available + under the terms of the BSD License available at + http://www.opensource.org/licenses/bsd-license.php + + +Trying to load: from: /pci@800000020000000/scsi@2/disk@100000000000000 ... Successfully loaded + + GNU GRUB version 2.02~beta2-36ubuntu3 + + +----------------------------------------------------------------------------+ + |*Install | + | Rescue mode | + | | + | | + | | + | | + | | + | | + | | + | | + | | + | | + +----------------------------------------------------------------------------+ + + Use the ^ and v keys to select which entry is highlighted. + Press enter to boot the selected OS, `e' to edit the commands + before booting or `c' for a command-line. + + +OF stdout device is: /vdevice/vty@30000000 +Preparing to boot Linux version 4.4.0-21-generic (buildd@bos01-ppc64el-017) (gcc version 5.3.1 20160413 (Ubuntu/IBM 5.3.1-14ubuntu2) ) #37-Ubuntu SMP Mon Apr 18 18:30:22 UTC 2016 (Ubuntu 4.4.0-21.37-generic 4.4.6) +Detected machine type: 0000000000000101 +Max number of cores passed to firmware: 2048 (NR_CPUS = 2048) +Calling ibm,client-architecture-support... done +command line: BOOT_IMAGE=/install/vmlinux tasks=standard pkgsel/language-pack-patterns= pkgsel/install-language-support=false --- quiet +memory layout at init: + memory_limit : 0000000000000000 (16 MB aligned) + alloc_bottom : 0000000004640000 + alloc_top : 0000000030000000 + alloc_top_hi : 0000000100000000 + rmo_top : 0000000030000000 + ram_top : 0000000100000000 +instantiating rtas at 0x000000002fff0000... done +prom_hold_cpus: skipped +copying OF device tree... +Building dt strings... +Building dt structure... +Device tree strings 0x0000000004650000 -> 0x0000000004650a5b +Device tree struct 0x0000000004660000 -> 0x0000000004670000 +Quiescing Open Firmware ... +Booting Linux via __start() ... + -> smp_release_cpus() +spinning_secondaries = 3 + <- smp_release_cpus() + <- setup_system() +Linux ppc64le +#37-Ubuntu SMP M[ 2.155665] Facility 'TM' unavailable, exception at 0x3fff9f3d8644, MSR=b00000014280f033 +[ 2.161582] Facility 'TM' unavailable, exception at 0x3fff8a488644, MSR=b00000014280f033 +[ 2.168973] Facility 'TM' unavailable, exception at 0x3fffb2df8644, MSR=b00000014280f033 +[ 2.174818] Facility 'TM' unavailable, exception at 0x3fff902f8644, MSR=b00000014280f033 +[ 2.180887] Facility 'TM' unavailable, exception at 0x3fff84728644, MSR=b00000014280f033 +[ 2.186023] Facility 'TM' unavailable, exception at 0x3fff8f1f8644, MSR=b00000014280f033 +[ 2.193073] Facility 'TM' unavailable, exception at 0x3fffa8ecfe30, MSR=b00000014280f033 +[ 2.193697] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000004 +[ 2.193697] +[ 2.193751] CPU: 3 PID: 1 Comm: init Not tainted 4.4.0-21-generic #37-Ubuntu +[ 2.193788] Call Trace: +[ 2.193826] [c0000000fea83a50] [c000000000aedc1c] dump_stack+0xb0/0xf0 (unreliable) +[ 2.193868] [c0000000fea83a90] [c000000000ae9e50] panic+0x100/0x2c0 +[ 2.193914] [c0000000fea83b20] [c0000000000bd474] do_exit+0xc24/0xc30 +[ 2.193945] [c0000000fea83be0] [c0000000000bd564] do_group_exit+0x64/0x100 +[ 2.193979] [c0000000fea83c20] [c0000000000ce9cc] get_signal+0x55c/0x7b0 +[ 2.194012] [c0000000fea83d10] [c000000000017424] do_signal+0x54/0x2b0 +[ 2.194043] [c0000000fea83e00] [c00000000001787c] do_notify_resume+0xbc/0xd0 +[ 2.194072] [c0000000fea83e30] [c000000000009838] ret_from_except_lite+0x64/0x68 + +Domain creation completed. +Restarting guest. +Connected to domain nested-xenial +Escape character is ^] +Populating /vdevice methods +Populating /vdevice/vty@30000000 +Populating /vdevice/nvram@71000000 +Populating /pci@800000020000000 + 00 2800 (D) : 1af4 1002 unknown-legacy-device* + 00 2000 (D) : 1af4 1001 virtio [ block ] + 00 1800 (D) : 106b 003f serial bus [ usb-ohci ] + 00 1000 (D) : 1af4 1004 virtio [ scsi ] +Populating /pci@800000020000000/scsi@2 + SCSI: Looking for devices + 100000000000000 CD-ROM : "QEMU QEMU CD-ROM 2.5+" + 00 0800 (D) : 10ec 8139 network [ ethernet ] +No NVRAM common partition, re-initializing... +Scanning USB + OHCI: initializing +Using default console: /vdevice/vty@30000000 + + Welcome to Open Firmware + + Copyright (c) 2004, 2011 IBM Corporation All rights reserved. + This program and the accompanying materials are made available + under the terms of the BSD License available at + http://www.opensource.org/licenses/bsd-license.php + + +Trying to load: from: /pci@800000020000000/scsi@4 ... +E3404: Not a bootable device! +Trying to load: from: HALT ... +E3405: No such device + +E3407: Load failed + + ..`. .. ....... .. ...... ....... + ..`...`''.`'. .''``````..''. .`''```''`. `''`````` + .`` .:' ': `''..... .''. ''` .''..''....... + ``.':.';. ``````''`.''. .''. ''``''`````'` + ``.':':` .....`''.`'`...... `'`.....`''.`'` + .`.`'`` .'`'`````. ``'''''' ``''`'''`. `'` + Type 'boot' and press return to continue booting the system. + Type 'reset-all' and press return to reboot the system. + + +Ready! +0 > \ No newline at end of file |