[Qemu-devel] [Bug 546458] Re: kernel NULL pointer in -virtual (-server) kernel
Launchpad has imported 11 comments from the remote bug at https://bugzilla.redhat.com/show_bug.cgi?id=560114. If you reply to an imported comment from within Launchpad, your comment will be sent to the remote bug automatically. Read more about Launchpad's inter-bugtracker facilities at https://help.launchpad.net/InterBugTracking. On 2010-01-29T21:39:02+00:00 James wrote: Description of problem: During an VNC installation on a virt guest, the installer appeared to hang while installing the bootloader. Closer inspection on the console shows a kernel NULL pointer dereference. Version-Release number of selected component (if applicable): * anaconda-13.23 * kernel-2.6.33-0.23.rc5.git1.fc13.x86_64 How reproducible: * This is the first time out of 8 or more installs Steps to Reproduce: 1. Perform an installation against http://alt.fedoraproject.org/pub/alt/stage/rawhide-testing/ Actual results: Running anaconda 13.23, the Fedora system installer - please wait. 21:09:16 Starting VNC... 21:09:17 The VNC server is now running. 21:09:17 WARNING!!! VNC server running with NO PASSWORD! You can use the vncpassword= boot option if you would like to secure the server. 21:09:17 Please manually connect your vnc client to test1200.test.redhat.com:1 (10.10.10.200) to begin the install. Press for a shell 21:09:18 Starting graphical installation. sh-4.1# BUG: unable to handle kernel NULL pointer dereference at 0358 IP: [] sym_int_sir+0x646/0x1549 [sym53c8xx] PGD 2b2ef067 PUD 3eea2067 PMD 0 Oops: [#1] SMP last sysfs file: /sys/devices/pci:00/:00:04.0/host2/target2:0:0/2:0:0:0/block/sda/removable CPU 0 Pid: 0, comm: swapper Not tainted 2.6.33-0.23.rc5.git1.fc13.x86_64 #1 / RIP: 0010:[] [] sym_int_sir+0x646/0x1549 [sym53c8xx] RSP: 0018:880003c039b0 EFLAGS: 00010087 RAX: 000a RBX: 88003e41c000 RCX: 0070 RDX: RSI: a0103c22 RDI: c9a5a006 RBP: 880003c03a30 R08: 81a4b830 R09: 0001 R10: R11: R12: R13: 88003e41c090 R14: 88003e6a800b R15: 0084 FS: () GS:880003c0() knlGS: CS: 0010 DS: ES: CR0: 8005003b CR2: 0358 CR3: 2b2ec000 CR4: 06f0 DR0: DR1: DR2: DR3: DR6: 0ff0 DR7: 0400 Process swapper (pid: 0, threadinfo 81a0, task 81a4b020) Stack: 0002 81a4b020 <0> 0046 <0> 880003c03a60 88003e41c000 Call Trace: [] sym_interrupt+0x49e/0x6d2 [sym53c8xx] [] sym53c8xx_intr+0x4d/0x7b [sym53c8xx] [] handle_IRQ_event+0x53/0x119 [] handle_fasteoi_irq+0x90/0xd0 [] handle_irq+0x88/0x91 [] do_IRQ+0x5c/0xc3 [] ret_from_intr+0x0/0x16 [] ? _raw_spin_unlock_irqrestore+0x4c/0x56 [] ? spin_unlock_irqrestore+0xe/0x10 [] ? scsi_dispatch_cmd+0x1c1/0x234 [] ? scsi_request_fn+0x476/0x4a3 [] ? __blk_run_queue+0x45/0x74 [] ? blk_run_queue+0x26/0x3a [] ? scsi_run_queue+0x300/0x3ac [] ? put_device+0x17/0x19 [] ? scsi_next_command+0x3b/0x4b [] ? scsi_io_completion+0x1f7/0x448 [] ? spin_unlock_irqrestore+0xe/0x10 [] ? scsi_finish_command+0xf5/0xfe [] ? scsi_softirq_done+0x111/0x11a [] ? blk_done_softirq+0x82/0x92 [] ? __do_softirq+0xf8/0x1cd [] ? call_softirq+0x1c/0x30 [] ? do_softirq+0x4b/0xa3 [] ? irq_exit+0x4a/0x8c [] ? do_IRQ+0xac/0xc3 [] ? ret_from_intr+0x0/0x16 [] ? native_safe_halt+0xb/0xd [] ? trace_hardirqs_on+0xd/0xf [] ? default_idle+0x3b/0x5d [] ? cpu_idle+0xaf/0xe9 [] ? rest_init+0x7e/0x80 [] ? start_kernel+0x440/0x44b [] ? x86_64_start_reservations+0xa7/0xab [] ? x86_64_start_kernel+0xf8/0x107 Code: b2 d5 10 a0 48 89 da eb 65 48 8b 9f b0 01 00 00 48 81 c7 a0 01 00 00 e8 68 02 1e e1 48 c7 c7 ec d5 10 a0 48 89 c6 48 89 da eb 6f <49> 8b 84 24 58 03 00 00 48 8b 90 80 00 00 00 48 8b 38 4c 8b a2 RIP [] sym_int_sir+0x646/0x1549 [sym53c8xx] RSP CR2: 0358 ---[ end trace f535af648735afc9 ]--- Kernel panic - not syncing: Fatal exception in interrupt Pid: 0, comm: swapper Tainted: G D2.6.33-0.23.rc5.git1.fc13.x86_64 #1 Call Trace: [] panic+0x7a/0x142 [] oops_end+0xb7/0xc7 [] no_context+0x1fc/0x20b [] ? pvclock_clocksource_read+0x47/0x83 [] __bad_area_nosemaphore+0x192/0x1b5 [] ? kvm_clock_read+0x21/0x23 [] bad_area_nosemaphore+0x13/0x15 [] do_page_fault+0x16f/0x2df [] page_fault+0x25/0x30 [] ? sym53c8xx_intr+0x45/0x7b [sym53c8xx] [] ? sym_int_sir+0x646/0x1549 [sym53c8xx] [] sym_interrupt+0x49e/0x6d2 [sym53c8xx] [] sym53c8xx_intr+0x4d/0x7b [sym53c8xx] [] handle_IRQ_event+0x53/0x119 [] handle_fasteoi_irq+0x90/0xd0 [] handle_irq+0x
[Qemu-devel] [Bug 546458] Re: kernel NULL pointer in -virtual (-server) kernel
Per comment #7, marking this invalid for qemu-kvm. ** Changed in: qemu-kvm (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/546458 Title: kernel NULL pointer in -virtual (-server) kernel Status in QEMU: Invalid Status in “linux” package in Ubuntu: Triaged Status in “qemu-kvm” package in Ubuntu: Invalid Status in “linux” package in Fedora: Unknown Bug description: When stress testing eucalyptus we have run into this oops inside VMs [ 82.907577] BUG: unable to handle kernel NULL pointer dereference at 0358^M [ 82.908842] IP: [] sym_int_sir+0x2a8/0x750^M [ 82.909773] PGD 0 ^M [ 82.910110] Thread overran stack, or stack corrupted^M [ 82.910870] Oops: [#1] SMP ^M [ 82.911407] last sysfs file: /sys/devices/virtual/block/ram9/uevent^M We launched 18 instances, 2 of them failed this way. The instances run with 192M of memory. With 6 VM launches on a single node all at the same time the host is under heavy load. This occurred in 20100323 lucid x86_64 uec-image instance. ProblemType: Bug AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access /dev/snd/: No such file or directory AplayDevices: Error: [Errno 2] No such file or directory Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory CurrentDmesg: Date: Wed Mar 24 22:06:32 2010 DistroRelease: Ubuntu 10.04 Frequency: Once a day. Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: Bochs Bochs Package: linux-image-2.6.32-16-virtual 2.6.32-16.25 PciMultimedia: ProcCmdLine: root=/dev/sda1 console=ttyS0 ProcEnviron: LANG=en_US.UTF-8 SHELL=/bin/bash ProcVersionSignature: User Name 2.6.32-16.25-server Regression: No Reproducible: No SourcePackage: linux TestedUpstream: No Uname: Linux 2.6.32-16-server x86_64 dmi.bios.date: 01/01/2007 dmi.bios.vendor: Bochs dmi.bios.version: Bochs dmi.chassis.type: 1 dmi.chassis.vendor: Bochs dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2007:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr: dmi.product.name: Bochs dmi.sys.vendor: Bochs To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/546458/+subscriptions
[Qemu-devel] [Bug 546458] Re: kernel NULL pointer in -virtual (-server) kernel
** Tags added: kernel-reviewed ** Tags removed: kernel-needs-review -- kernel NULL pointer in -virtual (-server) kernel https://bugs.launchpad.net/bugs/546458 You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. Status in QEMU: Invalid Status in “linux” package in Ubuntu: Triaged Status in “qemu-kvm” package in Ubuntu: Confirmed Status in “linux” package in Fedora: Unknown Bug description: When stress testing eucalyptus we have run into this oops inside VMs [ 82.907577] BUG: unable to handle kernel NULL pointer dereference at 0358^M [ 82.908842] IP: [] sym_int_sir+0x2a8/0x750^M [ 82.909773] PGD 0 ^M [ 82.910110] Thread overran stack, or stack corrupted^M [ 82.910870] Oops: [#1] SMP ^M [ 82.911407] last sysfs file: /sys/devices/virtual/block/ram9/uevent^M We launched 18 instances, 2 of them failed this way. The instances run with 192M of memory. With 6 VM launches on a single node all at the same time the host is under heavy load. This occurred in 20100323 lucid x86_64 uec-image instance. ProblemType: Bug AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access /dev/snd/: No such file or directory AplayDevices: Error: [Errno 2] No such file or directory Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory CurrentDmesg: Date: Wed Mar 24 22:06:32 2010 DistroRelease: Ubuntu 10.04 Frequency: Once a day. Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: Bochs Bochs Package: linux-image-2.6.32-16-virtual 2.6.32-16.25 PciMultimedia: ProcCmdLine: root=/dev/sda1 console=ttyS0 ProcEnviron: LANG=en_US.UTF-8 SHELL=/bin/bash ProcVersionSignature: User Name 2.6.32-16.25-server Regression: No Reproducible: No SourcePackage: linux TestedUpstream: No Uname: Linux 2.6.32-16-server x86_64 dmi.bios.date: 01/01/2007 dmi.bios.vendor: Bochs dmi.bios.version: Bochs dmi.chassis.type: 1 dmi.chassis.vendor: Bochs dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2007:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr: dmi.product.name: Bochs dmi.sys.vendor: Bochs
[Qemu-devel] [Bug 546458] Re: kernel NULL pointer in -virtual (-server) kernel
** Tags added: kernel-core kernel-needs-review ** Tags removed: needs-kernel-logs needs-upstream-testing -- kernel NULL pointer in -virtual (-server) kernel https://bugs.launchpad.net/bugs/546458 You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. Status in QEMU: Invalid Status in “linux” package in Ubuntu: Triaged Status in “qemu-kvm” package in Ubuntu: Confirmed Status in “linux” package in Fedora: Unknown Bug description: When stress testing eucalyptus we have run into this oops inside VMs [ 82.907577] BUG: unable to handle kernel NULL pointer dereference at 0358^M [ 82.908842] IP: [] sym_int_sir+0x2a8/0x750^M [ 82.909773] PGD 0 ^M [ 82.910110] Thread overran stack, or stack corrupted^M [ 82.910870] Oops: [#1] SMP ^M [ 82.911407] last sysfs file: /sys/devices/virtual/block/ram9/uevent^M We launched 18 instances, 2 of them failed this way. The instances run with 192M of memory. With 6 VM launches on a single node all at the same time the host is under heavy load. This occurred in 20100323 lucid x86_64 uec-image instance. ProblemType: Bug AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access /dev/snd/: No such file or directory AplayDevices: Error: [Errno 2] No such file or directory Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory CurrentDmesg: Date: Wed Mar 24 22:06:32 2010 DistroRelease: Ubuntu 10.04 Frequency: Once a day. Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: Bochs Bochs Package: linux-image-2.6.32-16-virtual 2.6.32-16.25 PciMultimedia: ProcCmdLine: root=/dev/sda1 console=ttyS0 ProcEnviron: LANG=en_US.UTF-8 SHELL=/bin/bash ProcVersionSignature: User Name 2.6.32-16.25-server Regression: No Reproducible: No SourcePackage: linux TestedUpstream: No Uname: Linux 2.6.32-16-server x86_64 dmi.bios.date: 01/01/2007 dmi.bios.vendor: Bochs dmi.bios.version: Bochs dmi.chassis.type: 1 dmi.chassis.vendor: Bochs dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2007:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr: dmi.product.name: Bochs dmi.sys.vendor: Bochs
[Qemu-devel] [Bug 546458] Re: kernel NULL pointer in -virtual (-server) kernel
Just to confirm -- still present, 10.04 LTS up-to-date, UEC images also 10.04 up-to-date. A 2,000 run creating KVM instances under Eucalyptus shows 6 occurences of this OOPS: WARNING:INSTANCE i-3EDE078A:[ 129.998256] BUG: unable to handle kernel NULL pointer dereference at 0358 WARNING:INSTANCE i-406C06CE:[ 89.245841] BUG: unable to handle kernel NULL pointer dereference at 0358 WARNING:INSTANCE i-411D0851:[ 158.375444] BUG: unable to handle kernel NULL pointer dereference at 0358 WARNING:INSTANCE i-4E1C08D4:[ 196.089623] BUG: unable to handle kernel NULL pointer dereference at 0358 WARNING:INSTANCE i-54800A8D:[ 67.825483] BUG: unable to handle kernel NULL pointer dereference at 0358 WARNING:INSTANCE i-5E970AA3:[ 87.610866] BUG: unable to handle kernel NULL pointer dereference at 0358 -- kernel NULL pointer in -virtual (-server) kernel https://bugs.launchpad.net/bugs/546458 You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. Status in QEMU: Invalid Status in “linux” package in Ubuntu: Triaged Status in “qemu-kvm” package in Ubuntu: Confirmed Status in “linux” package in Fedora: Unknown Bug description: When stress testing eucalyptus we have run into this oops inside VMs [ 82.907577] BUG: unable to handle kernel NULL pointer dereference at 0358^M [ 82.908842] IP: [] sym_int_sir+0x2a8/0x750^M [ 82.909773] PGD 0 ^M [ 82.910110] Thread overran stack, or stack corrupted^M [ 82.910870] Oops: [#1] SMP ^M [ 82.911407] last sysfs file: /sys/devices/virtual/block/ram9/uevent^M We launched 18 instances, 2 of them failed this way. The instances run with 192M of memory. With 6 VM launches on a single node all at the same time the host is under heavy load. This occurred in 20100323 lucid x86_64 uec-image instance. ProblemType: Bug AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access /dev/snd/: No such file or directory AplayDevices: Error: [Errno 2] No such file or directory Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory CurrentDmesg: Date: Wed Mar 24 22:06:32 2010 DistroRelease: Ubuntu 10.04 Frequency: Once a day. Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: Bochs Bochs Package: linux-image-2.6.32-16-virtual 2.6.32-16.25 PciMultimedia: ProcCmdLine: root=/dev/sda1 console=ttyS0 ProcEnviron: LANG=en_US.UTF-8 SHELL=/bin/bash ProcVersionSignature: User Name 2.6.32-16.25-server Regression: No Reproducible: No SourcePackage: linux TestedUpstream: No Uname: Linux 2.6.32-16-server x86_64 dmi.bios.date: 01/01/2007 dmi.bios.vendor: Bochs dmi.bios.version: Bochs dmi.chassis.type: 1 dmi.chassis.vendor: Bochs dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2007:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr: dmi.product.name: Bochs dmi.sys.vendor: Bochs
[Qemu-devel] [Bug 546458] Re: kernel NULL pointer in -virtual (-server) kernel
I see no indication that this is actually a qemu issue. If there's any evidence that it is, please reopen. ** Changed in: qemu Status: New => Invalid -- kernel NULL pointer in -virtual (-server) kernel https://bugs.launchpad.net/bugs/546458 You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. Status in QEMU: Invalid Status in “linux” package in Ubuntu: Triaged Status in “qemu-kvm” package in Ubuntu: Confirmed Status in “linux” package in Fedora: Unknown Bug description: When stress testing eucalyptus we have run into this oops inside VMs [ 82.907577] BUG: unable to handle kernel NULL pointer dereference at 0358^M [ 82.908842] IP: [] sym_int_sir+0x2a8/0x750^M [ 82.909773] PGD 0 ^M [ 82.910110] Thread overran stack, or stack corrupted^M [ 82.910870] Oops: [#1] SMP ^M [ 82.911407] last sysfs file: /sys/devices/virtual/block/ram9/uevent^M We launched 18 instances, 2 of them failed this way. The instances run with 192M of memory. With 6 VM launches on a single node all at the same time the host is under heavy load. This occurred in 20100323 lucid x86_64 uec-image instance. ProblemType: Bug AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access /dev/snd/: No such file or directory AplayDevices: Error: [Errno 2] No such file or directory Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory CurrentDmesg: Date: Wed Mar 24 22:06:32 2010 DistroRelease: Ubuntu 10.04 Frequency: Once a day. Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: Bochs Bochs Package: linux-image-2.6.32-16-virtual 2.6.32-16.25 PciMultimedia: ProcCmdLine: root=/dev/sda1 console=ttyS0 ProcEnviron: LANG=en_US.UTF-8 SHELL=/bin/bash ProcVersionSignature: User Name 2.6.32-16.25-server Regression: No Reproducible: No SourcePackage: linux TestedUpstream: No Uname: Linux 2.6.32-16-server x86_64 dmi.bios.date: 01/01/2007 dmi.bios.vendor: Bochs dmi.bios.version: Bochs dmi.chassis.type: 1 dmi.chassis.vendor: Bochs dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2007:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr: dmi.product.name: Bochs dmi.sys.vendor: Bochs
