[Bug 1119601] Re: kvm throws segfault during logout of user in guest (win7)
apport information ** Tags added: apport-collected running-unity staging ** Description changed: When logging out from the guest, occasionally the kvm will throw a segfault: [46953.865611] kvm[2762]: segfault at 10 ip 7f014ead854e sp 7fff56385cf0 error 6 in libc2.15.so[7f014ea58000+1b5000] I am using the vmvga display driver. The guest was originally a VMware Fusion guest on a Mac. The guest is using the vmdk-disk image. Some details about my system: $ lsb_release -rd Description: Ubuntu 12.04.2 LTS Release: 12.04 $ apt-cache policy qemu-kvm qemu-kvm: Installed: 1.0+noroms-0ubuntu14.7 Candidate: 1.0+noroms-0ubuntu14.7 Version table: *** 1.0+noroms-0ubuntu14.7 0 500 http://br.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages 500 http://security.ubuntu.com/ubuntu/ precise-security/main amd64 Packages 100 /var/lib/dpkg/status 1.0+noroms-0ubuntu13 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages (not using PXE-functionality, but installed anyways) $ apt-cache policy kvm-ipxe kvm-ipxe: Installed: 1.0.0+git-3.55f6c88-0ubuntu1 Candidate: 1.0.0+git-3.55f6c88-0ubuntu1 Version table: *** 1.0.0+git-3.55f6c88-0ubuntu1 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages 100 /var/lib/dpkg/status Some more logs from a former situation: /var/log/kern.log Feb 6 10:29:24 box kernel: [77.878253] kvm[2613]: segfault at 10 ip 7fae8fe3d54e sp 7fff900e1c50 error 6 in libc-2.15.so[7fae8fdbd000+1b5000] Feb 6 10:32:39 box kernel: [222472.636725] INFO: task kvm:2616 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636727] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636729] kvm D 81806200 0 2616 1 0x Feb 6 10:32:39 box kernel: [222472.636732] 8803f95b9cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636734] 8803f95b9fd8 8803f95b9fd8 8803f95b9fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636736] 880405a79700 8803da9c8000 8803da9c8000 880400a80380 Feb 6 10:32:39 box kernel: [222472.636738] Call Trace: Feb 6 10:32:39 box kernel: [222472.636745] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636748] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636750] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636764] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636766] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636768] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636770] [8106b9d4] do_group_exit+0x44/0xa0 Feb 6 10:32:39 box kernel: [222472.636772] [8107c89c] get_signal_to_deliver+0x21c/0x420 Feb 6 10:32:39 box kernel: [222472.636774] [81013865] do_signal+0x45/0x130 Feb 6 10:32:39 box kernel: [222472.636777] [81189c5a] ? do_vfs_ioctl+0x8a/0x340 Feb 6 10:32:39 box kernel: [222472.636780] [810a062a] ? sys_futex+0x10a/0x1a0 Feb 6 10:32:39 box kernel: [222472.636781] [8107cc52] ? set_current_blocked+0x52/0x70 Feb 6 10:32:39 box kernel: [222472.636783] [81013b15] do_notify_resume+0x65/0x80 Feb 6 10:32:39 box kernel: [222472.636784] [81189f8b] ? sys_ioctl+0x7b/0xa0 Feb 6 10:32:39 box kernel: [222472.636787] [81662190] int_signal+0x12/0x17 Feb 6 10:32:39 box kernel: [222472.636788] INFO: task kvm:2617 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636789] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636790] kvm D 81806200 0 2617 1 0x Feb 6 10:32:39 box kernel: [222472.636792] 8803db8f3cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636794] 8803db8f3fd8 8803db8f3fd8 8803db8f3fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636796] 880405a59700 8803da9cdc00 8803da9cdc00 880400a80380 Feb 6 10:32:39 box kernel: [222472.636798] Call Trace: Feb 6 10:32:39 box kernel: [222472.636800] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636802] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636803] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636808] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636810] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636812] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636814]
[Bug 1119601] AlsaDevices.txt
apport information ** Attachment added: AlsaDevices.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533941/+files/AlsaDevices.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] AplayDevices.txt
apport information ** Attachment added: AplayDevices.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533942/+files/AplayDevices.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] BootDmesg.txt
apport information ** Attachment added: BootDmesg.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533943/+files/BootDmesg.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] Card0.Amixer.values.txt
apport information ** Attachment added: Card0.Amixer.values.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533944/+files/Card0.Amixer.values.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] Card0.Codecs.codec.0.txt
apport information ** Attachment added: Card0.Codecs.codec.0.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533945/+files/Card0.Codecs.codec.0.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] CurrentDmesg.txt
apport information ** Attachment added: CurrentDmesg.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533946/+files/CurrentDmesg.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] Dependencies.txt
apport information ** Attachment added: Dependencies.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533947/+files/Dependencies.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] IwConfig.txt
apport information ** Attachment added: IwConfig.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533948/+files/IwConfig.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] Lspci.txt
apport information ** Attachment added: Lspci.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533949/+files/Lspci.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] Lsusb.txt
apport information ** Attachment added: Lsusb.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533950/+files/Lsusb.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] PciMultimedia.txt
apport information ** Attachment added: PciMultimedia.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533951/+files/PciMultimedia.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] ProcCpuinfo.txt
apport information ** Attachment added: ProcCpuinfo.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533952/+files/ProcCpuinfo.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] ProcInterrupts.txt
apport information ** Attachment added: ProcInterrupts.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533953/+files/ProcInterrupts.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] ProcModules.txt
apport information ** Attachment added: ProcModules.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533954/+files/ProcModules.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] PulseList.txt
apport information ** Attachment added: PulseList.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533955/+files/PulseList.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] RelatedPackageVersions.txt
apport information ** Attachment added: RelatedPackageVersions.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533956/+files/RelatedPackageVersions.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] UdevDb.txt
apport information ** Attachment added: UdevDb.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533957/+files/UdevDb.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] UdevLog.txt
apport information ** Attachment added: UdevLog.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533958/+files/UdevLog.txt -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] WifiSyslog.txt
apport information ** Attachment added: WifiSyslog.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533959/+files/WifiSyslog.txt ** Changed in: linux (Ubuntu) Status: Incomplete = Confirmed -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
[Bug 1119601] Re: kvm throws segfault during logout of user in guest (win7)
apport information ** Tags added: apport-collected running-unity staging ** Description changed: When logging out from the guest, occasionally the kvm will throw a segfault: [46953.865611] kvm[2762]: segfault at 10 ip 7f014ead854e sp 7fff56385cf0 error 6 in libc2.15.so[7f014ea58000+1b5000] I am using the vmvga display driver. The guest was originally a VMware Fusion guest on a Mac. The guest is using the vmdk-disk image. Some details about my system: $ lsb_release -rd Description: Ubuntu 12.04.2 LTS Release: 12.04 $ apt-cache policy qemu-kvm qemu-kvm: Installed: 1.0+noroms-0ubuntu14.7 Candidate: 1.0+noroms-0ubuntu14.7 Version table: *** 1.0+noroms-0ubuntu14.7 0 500 http://br.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages 500 http://security.ubuntu.com/ubuntu/ precise-security/main amd64 Packages 100 /var/lib/dpkg/status 1.0+noroms-0ubuntu13 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages (not using PXE-functionality, but installed anyways) $ apt-cache policy kvm-ipxe kvm-ipxe: Installed: 1.0.0+git-3.55f6c88-0ubuntu1 Candidate: 1.0.0+git-3.55f6c88-0ubuntu1 Version table: *** 1.0.0+git-3.55f6c88-0ubuntu1 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages 100 /var/lib/dpkg/status Some more logs from a former situation: /var/log/kern.log Feb 6 10:29:24 box kernel: [77.878253] kvm[2613]: segfault at 10 ip 7fae8fe3d54e sp 7fff900e1c50 error 6 in libc-2.15.so[7fae8fdbd000+1b5000] Feb 6 10:32:39 box kernel: [222472.636725] INFO: task kvm:2616 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636727] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636729] kvm D 81806200 0 2616 1 0x Feb 6 10:32:39 box kernel: [222472.636732] 8803f95b9cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636734] 8803f95b9fd8 8803f95b9fd8 8803f95b9fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636736] 880405a79700 8803da9c8000 8803da9c8000 880400a80380 Feb 6 10:32:39 box kernel: [222472.636738] Call Trace: Feb 6 10:32:39 box kernel: [222472.636745] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636748] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636750] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636764] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636766] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636768] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636770] [8106b9d4] do_group_exit+0x44/0xa0 Feb 6 10:32:39 box kernel: [222472.636772] [8107c89c] get_signal_to_deliver+0x21c/0x420 Feb 6 10:32:39 box kernel: [222472.636774] [81013865] do_signal+0x45/0x130 Feb 6 10:32:39 box kernel: [222472.636777] [81189c5a] ? do_vfs_ioctl+0x8a/0x340 Feb 6 10:32:39 box kernel: [222472.636780] [810a062a] ? sys_futex+0x10a/0x1a0 Feb 6 10:32:39 box kernel: [222472.636781] [8107cc52] ? set_current_blocked+0x52/0x70 Feb 6 10:32:39 box kernel: [222472.636783] [81013b15] do_notify_resume+0x65/0x80 Feb 6 10:32:39 box kernel: [222472.636784] [81189f8b] ? sys_ioctl+0x7b/0xa0 Feb 6 10:32:39 box kernel: [222472.636787] [81662190] int_signal+0x12/0x17 Feb 6 10:32:39 box kernel: [222472.636788] INFO: task kvm:2617 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636789] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636790] kvm D 81806200 0 2617 1 0x Feb 6 10:32:39 box kernel: [222472.636792] 8803db8f3cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636794] 8803db8f3fd8 8803db8f3fd8 8803db8f3fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636796] 880405a59700 8803da9cdc00 8803da9cdc00 880400a80380 Feb 6 10:32:39 box kernel: [222472.636798] Call Trace: Feb 6 10:32:39 box kernel: [222472.636800] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636802] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636803] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636808] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636810] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636812] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636814]
[Bug 1119601] AlsaDevices.txt
apport information ** Attachment added: AlsaDevices.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533941/+files/AlsaDevices.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] AplayDevices.txt
apport information ** Attachment added: AplayDevices.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533942/+files/AplayDevices.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] BootDmesg.txt
apport information ** Attachment added: BootDmesg.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533943/+files/BootDmesg.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] Card0.Amixer.values.txt
apport information ** Attachment added: Card0.Amixer.values.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533944/+files/Card0.Amixer.values.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] Card0.Codecs.codec.0.txt
apport information ** Attachment added: Card0.Codecs.codec.0.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533945/+files/Card0.Codecs.codec.0.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] CurrentDmesg.txt
apport information ** Attachment added: CurrentDmesg.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533946/+files/CurrentDmesg.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] Dependencies.txt
apport information ** Attachment added: Dependencies.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533947/+files/Dependencies.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] IwConfig.txt
apport information ** Attachment added: IwConfig.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533948/+files/IwConfig.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] Lspci.txt
apport information ** Attachment added: Lspci.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533949/+files/Lspci.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] Lsusb.txt
apport information ** Attachment added: Lsusb.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533950/+files/Lsusb.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] PciMultimedia.txt
apport information ** Attachment added: PciMultimedia.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533951/+files/PciMultimedia.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] ProcCpuinfo.txt
apport information ** Attachment added: ProcCpuinfo.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533952/+files/ProcCpuinfo.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] ProcInterrupts.txt
apport information ** Attachment added: ProcInterrupts.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533953/+files/ProcInterrupts.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] ProcModules.txt
apport information ** Attachment added: ProcModules.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533954/+files/ProcModules.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] PulseList.txt
apport information ** Attachment added: PulseList.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533955/+files/PulseList.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] RelatedPackageVersions.txt
apport information ** Attachment added: RelatedPackageVersions.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533956/+files/RelatedPackageVersions.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] UdevDb.txt
apport information ** Attachment added: UdevDb.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533957/+files/UdevDb.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] WifiSyslog.txt
apport information ** Attachment added: WifiSyslog.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533959/+files/WifiSyslog.txt ** Changed in: linux (Ubuntu) Status: Incomplete = Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] UdevLog.txt
apport information ** Attachment added: UdevLog.txt https://bugs.launchpad.net/bugs/1119601/+attachment/3533958/+files/UdevLog.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1119601 Title: kvm throws segfault during logout of user in guest (win7) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1119601/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
[Bug 1119601] [NEW] kvm throws segfault during logout of user in guest (win7)
Public bug reported: When logging out from the guest, occasionally the kvm will throw a segfault: [46953.865611] kvm[2762]: segfault at 10 ip 7f014ead854e sp 7fff56385cf0 error 6 in libc2.15.so[7f014ea58000+1b5000] I am using the vmvga display driver. The guest was originally a VMware Fusion guest on a Mac. The guest is using the vmdk-disk image. Some details about my system: $ lsb_release -rd Description:Ubuntu 12.04.2 LTS Release:12.04 $ apt-cache policy kvm kvm: Installed: (none) Candidate: 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu14.7 Version table: 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu14.7 0 500 http://br.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages 500 http://security.ubuntu.com/ubuntu/ precise-security/main amd64 Packages 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu13 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages $ apt-cache policy kvm-ipxe kvm-ipxe: Installed: 1.0.0+git-3.55f6c88-0ubuntu1 Candidate: 1.0.0+git-3.55f6c88-0ubuntu1 Version table: *** 1.0.0+git-3.55f6c88-0ubuntu1 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages 100 /var/lib/dpkg/status Some more logs from a former situation: /var/log/kern.log Feb 6 10:29:24 box kernel: [77.878253] kvm[2613]: segfault at 10 ip 7fae8fe3d54e sp 7fff900e1c50 error 6 in libc-2.15.so[7fae8fdbd000+1b5000] Feb 6 10:32:39 box kernel: [222472.636725] INFO: task kvm:2616 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636727] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636729] kvm D 81806200 0 2616 1 0x Feb 6 10:32:39 box kernel: [222472.636732] 8803f95b9cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636734] 8803f95b9fd8 8803f95b9fd8 8803f95b9fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636736] 880405a79700 8803da9c8000 8803da9c8000 880400a80380 Feb 6 10:32:39 box kernel: [222472.636738] Call Trace: Feb 6 10:32:39 box kernel: [222472.636745] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636748] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636750] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636764] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636766] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636768] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636770] [8106b9d4] do_group_exit+0x44/0xa0 Feb 6 10:32:39 box kernel: [222472.636772] [8107c89c] get_signal_to_deliver+0x21c/0x420 Feb 6 10:32:39 box kernel: [222472.636774] [81013865] do_signal+0x45/0x130 Feb 6 10:32:39 box kernel: [222472.636777] [81189c5a] ? do_vfs_ioctl+0x8a/0x340 Feb 6 10:32:39 box kernel: [222472.636780] [810a062a] ? sys_futex+0x10a/0x1a0 Feb 6 10:32:39 box kernel: [222472.636781] [8107cc52] ? set_current_blocked+0x52/0x70 Feb 6 10:32:39 box kernel: [222472.636783] [81013b15] do_notify_resume+0x65/0x80 Feb 6 10:32:39 box kernel: [222472.636784] [81189f8b] ? sys_ioctl+0x7b/0xa0 Feb 6 10:32:39 box kernel: [222472.636787] [81662190] int_signal+0x12/0x17 Feb 6 10:32:39 box kernel: [222472.636788] INFO: task kvm:2617 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636789] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636790] kvm D 81806200 0 2617 1 0x Feb 6 10:32:39 box kernel: [222472.636792] 8803db8f3cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636794] 8803db8f3fd8 8803db8f3fd8 8803db8f3fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636796] 880405a59700 8803da9cdc00 8803da9cdc00 880400a80380 Feb 6 10:32:39 box kernel: [222472.636798] Call Trace: Feb 6 10:32:39 box kernel: [222472.636800] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636802] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636803] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636808] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636810] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636812] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636814] [8106b9d4] do_group_exit+0x44/0xa0 Feb 6 10:32:39 box kernel: [222472.636816] [8107c89c] get_signal_to_deliver+0x21c/0x420 Feb 6 10:32:39 box kernel: [222472.636817] [81013865] do_signal+0x45/0x130 Feb 6 10:32:39 box kernel: [222472.636819]
[Bug 1119601] Re: kvm throws segfault during logout of user in guest (win7)
** Description changed: When logging out from the guest, occasionally the kvm will throw a segfault: [46953.865611] kvm[2762]: segfault at 10 ip 7f014ead854e sp 7fff56385cf0 error 6 in libc2.15.so[7f014ea58000+1b5000] I am using the vmvga display driver. The guest was originally a VMware Fusion guest on a Mac. The guest is using the vmdk-disk image. Some details about my system: $ lsb_release -rd Description: Ubuntu 12.04.2 LTS Release: 12.04 - $ apt-cache policy kvm - kvm: - Installed: (none) - Candidate: 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu14.7 + $ apt-cache policy qemu-kvm + qemu-kvm: + Installed: 1.0+noroms-0ubuntu14.7 + Candidate: 1.0+noroms-0ubuntu14.7 Version table: - 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu14.7 0 + *** 1.0+noroms-0ubuntu14.7 0 500 http://br.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages 500 http://security.ubuntu.com/ubuntu/ precise-security/main amd64 Packages - 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu13 0 + 100 /var/lib/dpkg/status + 1.0+noroms-0ubuntu13 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages + + (not using PXE-functionality, but installed anyways) $ apt-cache policy kvm-ipxe kvm-ipxe: Installed: 1.0.0+git-3.55f6c88-0ubuntu1 Candidate: 1.0.0+git-3.55f6c88-0ubuntu1 Version table: *** 1.0.0+git-3.55f6c88-0ubuntu1 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages 100 /var/lib/dpkg/status Some more logs from a former situation: /var/log/kern.log Feb 6 10:29:24 box kernel: [77.878253] kvm[2613]: segfault at 10 ip 7fae8fe3d54e sp 7fff900e1c50 error 6 in libc-2.15.so[7fae8fdbd000+1b5000] Feb 6 10:32:39 box kernel: [222472.636725] INFO: task kvm:2616 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636727] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636729] kvm D 81806200 0 2616 1 0x Feb 6 10:32:39 box kernel: [222472.636732] 8803f95b9cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636734] 8803f95b9fd8 8803f95b9fd8 8803f95b9fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636736] 880405a79700 8803da9c8000 8803da9c8000 880400a80380 Feb 6 10:32:39 box kernel: [222472.636738] Call Trace: Feb 6 10:32:39 box kernel: [222472.636745] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636748] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636750] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636764] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636766] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636768] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636770] [8106b9d4] do_group_exit+0x44/0xa0 Feb 6 10:32:39 box kernel: [222472.636772] [8107c89c] get_signal_to_deliver+0x21c/0x420 Feb 6 10:32:39 box kernel: [222472.636774] [81013865] do_signal+0x45/0x130 Feb 6 10:32:39 box kernel: [222472.636777] [81189c5a] ? do_vfs_ioctl+0x8a/0x340 Feb 6 10:32:39 box kernel: [222472.636780] [810a062a] ? sys_futex+0x10a/0x1a0 Feb 6 10:32:39 box kernel: [222472.636781] [8107cc52] ? set_current_blocked+0x52/0x70 Feb 6 10:32:39 box kernel: [222472.636783] [81013b15] do_notify_resume+0x65/0x80 Feb 6 10:32:39 box kernel: [222472.636784] [81189f8b] ? sys_ioctl+0x7b/0xa0 Feb 6 10:32:39 box kernel: [222472.636787] [81662190] int_signal+0x12/0x17 Feb 6 10:32:39 box kernel: [222472.636788] INFO: task kvm:2617 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636789] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636790] kvm D 81806200 0 2617 1 0x Feb 6 10:32:39 box kernel: [222472.636792] 8803db8f3cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636794] 8803db8f3fd8 8803db8f3fd8 8803db8f3fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636796] 880405a59700 8803da9cdc00 8803da9cdc00 880400a80380 Feb 6 10:32:39 box kernel: [222472.636798] Call Trace: Feb 6 10:32:39 box kernel: [222472.636800] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636802] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636803] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636808] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636810] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6
[Bug 1119601] [NEW] kvm throws segfault during logout of user in guest (win7)
Public bug reported: When logging out from the guest, occasionally the kvm will throw a segfault: [46953.865611] kvm[2762]: segfault at 10 ip 7f014ead854e sp 7fff56385cf0 error 6 in libc2.15.so[7f014ea58000+1b5000] I am using the vmvga display driver. The guest was originally a VMware Fusion guest on a Mac. The guest is using the vmdk-disk image. Some details about my system: $ lsb_release -rd Description:Ubuntu 12.04.2 LTS Release:12.04 $ apt-cache policy kvm kvm: Installed: (none) Candidate: 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu14.7 Version table: 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu14.7 0 500 http://br.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages 500 http://security.ubuntu.com/ubuntu/ precise-security/main amd64 Packages 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu13 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages $ apt-cache policy kvm-ipxe kvm-ipxe: Installed: 1.0.0+git-3.55f6c88-0ubuntu1 Candidate: 1.0.0+git-3.55f6c88-0ubuntu1 Version table: *** 1.0.0+git-3.55f6c88-0ubuntu1 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages 100 /var/lib/dpkg/status Some more logs from a former situation: /var/log/kern.log Feb 6 10:29:24 box kernel: [77.878253] kvm[2613]: segfault at 10 ip 7fae8fe3d54e sp 7fff900e1c50 error 6 in libc-2.15.so[7fae8fdbd000+1b5000] Feb 6 10:32:39 box kernel: [222472.636725] INFO: task kvm:2616 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636727] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636729] kvm D 81806200 0 2616 1 0x Feb 6 10:32:39 box kernel: [222472.636732] 8803f95b9cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636734] 8803f95b9fd8 8803f95b9fd8 8803f95b9fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636736] 880405a79700 8803da9c8000 8803da9c8000 880400a80380 Feb 6 10:32:39 box kernel: [222472.636738] Call Trace: Feb 6 10:32:39 box kernel: [222472.636745] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636748] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636750] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636764] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636766] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636768] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636770] [8106b9d4] do_group_exit+0x44/0xa0 Feb 6 10:32:39 box kernel: [222472.636772] [8107c89c] get_signal_to_deliver+0x21c/0x420 Feb 6 10:32:39 box kernel: [222472.636774] [81013865] do_signal+0x45/0x130 Feb 6 10:32:39 box kernel: [222472.636777] [81189c5a] ? do_vfs_ioctl+0x8a/0x340 Feb 6 10:32:39 box kernel: [222472.636780] [810a062a] ? sys_futex+0x10a/0x1a0 Feb 6 10:32:39 box kernel: [222472.636781] [8107cc52] ? set_current_blocked+0x52/0x70 Feb 6 10:32:39 box kernel: [222472.636783] [81013b15] do_notify_resume+0x65/0x80 Feb 6 10:32:39 box kernel: [222472.636784] [81189f8b] ? sys_ioctl+0x7b/0xa0 Feb 6 10:32:39 box kernel: [222472.636787] [81662190] int_signal+0x12/0x17 Feb 6 10:32:39 box kernel: [222472.636788] INFO: task kvm:2617 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636789] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636790] kvm D 81806200 0 2617 1 0x Feb 6 10:32:39 box kernel: [222472.636792] 8803db8f3cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636794] 8803db8f3fd8 8803db8f3fd8 8803db8f3fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636796] 880405a59700 8803da9cdc00 8803da9cdc00 880400a80380 Feb 6 10:32:39 box kernel: [222472.636798] Call Trace: Feb 6 10:32:39 box kernel: [222472.636800] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636802] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636803] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636808] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636810] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636812] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636814] [8106b9d4] do_group_exit+0x44/0xa0 Feb 6 10:32:39 box kernel: [222472.636816] [8107c89c] get_signal_to_deliver+0x21c/0x420 Feb 6 10:32:39 box kernel: [222472.636817] [81013865] do_signal+0x45/0x130 Feb 6 10:32:39 box kernel: [222472.636819]
[Bug 1119601] Re: kvm throws segfault during logout of user in guest (win7)
** Description changed: When logging out from the guest, occasionally the kvm will throw a segfault: [46953.865611] kvm[2762]: segfault at 10 ip 7f014ead854e sp 7fff56385cf0 error 6 in libc2.15.so[7f014ea58000+1b5000] I am using the vmvga display driver. The guest was originally a VMware Fusion guest on a Mac. The guest is using the vmdk-disk image. Some details about my system: $ lsb_release -rd Description: Ubuntu 12.04.2 LTS Release: 12.04 - $ apt-cache policy kvm - kvm: - Installed: (none) - Candidate: 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu14.7 + $ apt-cache policy qemu-kvm + qemu-kvm: + Installed: 1.0+noroms-0ubuntu14.7 + Candidate: 1.0+noroms-0ubuntu14.7 Version table: - 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu14.7 0 + *** 1.0+noroms-0ubuntu14.7 0 500 http://br.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages 500 http://security.ubuntu.com/ubuntu/ precise-security/main amd64 Packages - 1:84+dfsg-0ubuntu16+1.0+noroms+0ubuntu13 0 + 100 /var/lib/dpkg/status + 1.0+noroms-0ubuntu13 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages + + (not using PXE-functionality, but installed anyways) $ apt-cache policy kvm-ipxe kvm-ipxe: Installed: 1.0.0+git-3.55f6c88-0ubuntu1 Candidate: 1.0.0+git-3.55f6c88-0ubuntu1 Version table: *** 1.0.0+git-3.55f6c88-0ubuntu1 0 500 http://br.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages 100 /var/lib/dpkg/status Some more logs from a former situation: /var/log/kern.log Feb 6 10:29:24 box kernel: [77.878253] kvm[2613]: segfault at 10 ip 7fae8fe3d54e sp 7fff900e1c50 error 6 in libc-2.15.so[7fae8fdbd000+1b5000] Feb 6 10:32:39 box kernel: [222472.636725] INFO: task kvm:2616 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636727] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636729] kvm D 81806200 0 2616 1 0x Feb 6 10:32:39 box kernel: [222472.636732] 8803f95b9cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636734] 8803f95b9fd8 8803f95b9fd8 8803f95b9fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636736] 880405a79700 8803da9c8000 8803da9c8000 880400a80380 Feb 6 10:32:39 box kernel: [222472.636738] Call Trace: Feb 6 10:32:39 box kernel: [222472.636745] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636748] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636750] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636764] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636766] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6 10:32:39 box kernel: [222472.636768] [81079fbb] ? recalc_sigpending+0x1b/0x50 Feb 6 10:32:39 box kernel: [222472.636770] [8106b9d4] do_group_exit+0x44/0xa0 Feb 6 10:32:39 box kernel: [222472.636772] [8107c89c] get_signal_to_deliver+0x21c/0x420 Feb 6 10:32:39 box kernel: [222472.636774] [81013865] do_signal+0x45/0x130 Feb 6 10:32:39 box kernel: [222472.636777] [81189c5a] ? do_vfs_ioctl+0x8a/0x340 Feb 6 10:32:39 box kernel: [222472.636780] [810a062a] ? sys_futex+0x10a/0x1a0 Feb 6 10:32:39 box kernel: [222472.636781] [8107cc52] ? set_current_blocked+0x52/0x70 Feb 6 10:32:39 box kernel: [222472.636783] [81013b15] do_notify_resume+0x65/0x80 Feb 6 10:32:39 box kernel: [222472.636784] [81189f8b] ? sys_ioctl+0x7b/0xa0 Feb 6 10:32:39 box kernel: [222472.636787] [81662190] int_signal+0x12/0x17 Feb 6 10:32:39 box kernel: [222472.636788] INFO: task kvm:2617 blocked for more than 120 seconds. Feb 6 10:32:39 box kernel: [222472.636789] echo 0 /proc/sys/kernel/hung_task_timeout_secs disables this message. Feb 6 10:32:39 box kernel: [222472.636790] kvm D 81806200 0 2617 1 0x Feb 6 10:32:39 box kernel: [222472.636792] 8803db8f3cc8 0082 ffe0 Feb 6 10:32:39 box kernel: [222472.636794] 8803db8f3fd8 8803db8f3fd8 8803db8f3fd8 00013780 Feb 6 10:32:39 box kernel: [222472.636796] 880405a59700 8803da9cdc00 8803da9cdc00 880400a80380 Feb 6 10:32:39 box kernel: [222472.636798] Call Trace: Feb 6 10:32:39 box kernel: [222472.636800] [816579cf] schedule+0x3f/0x60 Feb 6 10:32:39 box kernel: [222472.636802] [8106b365] exit_mm+0x85/0x130 Feb 6 10:32:39 box kernel: [222472.636803] [8106b57e] do_exit+0x16e/0x420 Feb 6 10:32:39 box kernel: [222472.636808] [a02d4b6b] ? kvm_vcpu_block+0x9b/0xb0 [kvm] Feb 6 10:32:39 box kernel: [222472.636810] [81079d1a] ? __dequeue_signal+0x6a/0xb0 Feb 6
