search for: child_cleanup

I've been taking a long hard look at the protocol layer. It has evolved over a long time without any particular direction, and the result is, to say the least, not very organized. These patches take a first step at cleaning up the mess by abstracting out socket operations from the rest of the code. The purpose of this is to allow us to slot in a different connection layer under the

On Tue, Apr 09, 2013 at 10:18:50AM -0400, Skippy VonDrake wrote: > Hello, > > Apologies upfront if posting to this list is inappropriate. > > I have an app that forks a process with calls qemu-nbd with an offset > into an image. > The app then uses libguestfs to attach the nbd device. > But it appears that qemu is failing. When you say "qemu is failing", do you

Hi, I am getting a weird libguestfs failure from time to time: 2020-08-27 08:48:40 T libguestfs - 0 - appliance - SeaBIOS (version 1.12.0-1) 2020-08-27 08:48:40 T libguestfs - 0 - appliance - Booting from ROM... 2020-08-27 08:48:40 T libguestfs - 0 - library - child_cleanup: 0xd5a840: child process died Let me elaborate more about my environment I am running libguestfs 1.42.0 on GCP - that's nested virtualization. Using python bindings. Inside a docker. I wrote an output hook in python to emit logs more nicely. The supermin image is debian 10. The failure seems...

...n: \ -version libguestfs: qemu version 1.2 libguestfs: command: run: /usr/bin/qemu-system-x86_64 libguestfs: command: run: \ -nographic libguestfs: command: run: \ -machine accel=kvm:tcg libguestfs: command: run: \ -device ? libguestfs: [00131ms] finished testing qemu features \ libguestfs: child_cleanup: 0xbc4ba0: child process died libguestfs: sending SIGTERM to process 23981 libguestfs: closing guestfs handle 0xbc4ba0 (state 0) libguestfs: command: run: rm libguestfs: command: run: \ -rf /tmp/libguestfsLFMzZI skippy at DaneelOlivaw:~/tmp/bin$ /build/buildd/qemu-kvm-1.2.0+noroms/nbd.c:nbd_t...

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As the start of work to add remote support, I'm taking a close look at the protocol layer in the library. These are some small cleanups. Rich.

...nlaredo $ (buildd@allspice) Sun Jun 9 17:23:53 UTC 2013 Term: 80x24 4 0 SeaBIOS (version 1.7.3-20130708_231806-aatxe) Booting from ROM... \x1b[2J[ 0.000000] Initializing cgroup subsys cpuset libguestfs: error: appliance closed the connection unexpectedly, see earlier error messages libguestfs: child_cleanup: 0x19a9580: child process died libguestfs: sending SIGTERM to process 2502 libguestfs: error: guestfs_launch failed, see earlier error messages libguestfs-test-tool: failed to launch appliance libguestfs: closing guestfs handle 0x19a9580 (state 0) libguestfs: command: run: rm libguestfs: command: r...

...80x24 >> 4 0 >> SeaBIOS (version 1.7.3-20130708_231806-aatxe) >> Booting from ROM... >> \x1b[2J[ 0.000000] Initializing cgroup subsys cpuset >> libguestfs: error: appliance closed the connection unexpectedly, see >> earlier error messages >> libguestfs: child_cleanup: 0x19a9580: child process died >> libguestfs: sending SIGTERM to process 2502 >> libguestfs: error: guestfs_launch failed, see earlier error messages >> libguestfs-test-tool: failed to launch appliance >> libguestfs: closing guestfs handle 0x19a9580 (state 0) >> libgue...

...u-kvm: -drive file=/dev/mapper/1a9aa971--f81f--4ad8--932f--607034c924fc-666faa62--da73--4465--aed2--912119fcf67f,snapshot=on,if=virtio: could not open disk image /dev/mapper/1a9aa971--f81f--4ad8--932f--607034c924fc-666faa62--da73--4465--aed2--912119fcf67f: No such file or directory > libguestfs: child_cleanup: 0x23dc5d0: child process died > libguestfs: trace: launch = -1 (error) libguestfs runs qemu with the command line above. qemu tries to open the /dev/mapper/1a9... file. qemu reports that it cannot open that file. Unfortunately qemu's error messages are very poor. However there are a fe...

...06eed2>] ? do_exit+0x852/0x860 [ 525.164062] [<ffffffff8106ef38>] ? do_group_exit+0x58/0xd0 [ 525.165052] [<ffffffff8106efc7>] ? sys_exit_group+0x17/0x20 [ 525.166170] [<ffffffff8100b0f2>] ? system_call_fastpath+0x16/0x1b [ 525.167159] Rebooting in 1 seconds..libguestfs: child_cleanup: 0x1792cf0: child process died libguestfs: sending SIGTERM to process 10689 libguestfs: error: guestfs_launch failed, see earlier error messages libguestfs: trace: launch = -1 (error) libguestfs: trace: close libguestfs: closing guestfs handle 0x1792cf0 (state 0) On 19-01-2014 8:57, Christopher...

Hi, libguestfs is hanging on my CentOS 6.2. Here is the output of the libguestfs-test-tool: http://pastebin.com/Kh5H1Wyj Any hint? Thanks

...r/tmp/.guestfs-1000/kernel.9392': Permission denied libguestfs: error: unexpected end of file when reading from daemon. See earlier debug messages. Or you can run 'libguestfs-test-tool' and post the complete output into a bug report or message to the libguestfs mailing list. libguestfs: child_cleanup: 0x9871c80: child process died libguestfs-test-tool: failed to launch appliance libguestfs: closing guestfs handle 0x9871c80 (state 0) I hope that help me. Thanks in advance. Giuseppe -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://listman.redhat.com/arc...

...rintk+0x67/0x69 [ 12.645305] [<ffffffff81048ae1>] df_debug+0x31/0x40 [ 12.645305] [<ffffffff810132ed>] do_double_fault+0x5d/0x80 [ 12.645305] [<ffffffff81650b88>] double_fault+0x28/0x30 [ 12.645305] <<EOE>> [ 12.645305] Rebooting in 1 seconds..libguestfs: child_cleanup: 0x3a05f50: child process died libguestfs: sending SIGTERM to process 1526 libguestfs: trace: mount_ro = -1 (error) libguestfs: trace: vfs_type "/dev/sda1" libguestfs: trace: vfs_type = NULL (error) libguestfs: check_for_filesystem_on: /dev/sda1 (failed to get vfs type) libguestfs: trace:...

...able=memory root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=xterm-256color' Could not open option rom 'sgabios.bin': No such file or directory KVM_GET_IRQCHIP failed: Unknown error -25 libguestfs: error: appliance closed the connection unexpectedly, see earlier error messages libguestfs: child_cleanup: 0x16a12d0: child process died libguestfs: sending SIGTERM to process 36548 libguestfs: error: /usr/bin/qemu-system-x86_64 killed by signal 6 (Aborted), see debug messages above libguestfs: error: guestfs_launch failed, see earlier error messages libguestfs-test-tool: failed to launch appliance lib...

...17:23:53 UTC 2013 > Term: 80x24 > 4 0 > SeaBIOS (version 1.7.3-20130708_231806-aatxe) > Booting from ROM... > \x1b[2J[ 0.000000] Initializing cgroup subsys cpuset > libguestfs: error: appliance closed the connection unexpectedly, see > earlier error messages > libguestfs: child_cleanup: 0x19a9580: child process died > libguestfs: sending SIGTERM to process 2502 > libguestfs: error: guestfs_launch failed, see earlier error messages > libguestfs-test-tool: failed to launch appliance > libguestfs: closing guestfs handle 0x19a9580 (state 0) > libguestfs: command: run:...

...age Fedora15-2-disk1.vmdk: Operation not permitted libguestfs: error: unexpected end of file when reading from daemon. See earlier debug messages. Or you can run 'libguestfs-test-tool' and post the complete output into a bug report or message to the libguestfs mailing list. libguestfs: child_cleanup: 0x2123650: child process died libguestfs: closing guestfs handle 0x2123650 (state 0) -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://listman.redhat.com/archives/libguestfs/attachments/20111028/fa58ff1e/attachment.htm>

...gt; SeaBIOS (version 1.7.3-20130708_231806-aatxe) > >> Booting from ROM... > >> \x1b[2J[ 0.000000] Initializing cgroup subsys cpuset > >> libguestfs: error: appliance closed the connection unexpectedly, see > >> earlier error messages > >> libguestfs: child_cleanup: 0x19a9580: child process died > >> libguestfs: sending SIGTERM to process 2502 > >> libguestfs: error: guestfs_launch failed, see earlier error messages > >> libguestfs-test-tool: failed to launch appliance > >> libguestfs: closing guestfs handle 0x19a9580 (stat...

...rintk+0x67/0x69 [ 12.645305] [<ffffffff81048ae1>] df_debug+0x31/0x40 [ 12.645305] [<ffffffff810132ed>] do_double_fault+0x5d/0x80 [ 12.645305] [<ffffffff81650b88>] double_fault+0x28/0x30 [ 12.645305] <<EOE>> [ 12.645305] Rebooting in 1 seconds..libguestfs: child_cleanup: 0x3a05f50: child process died libguestfs: sending SIGTERM to process 1526 libguestfs: trace: mount_ro = -1 (error) libguestfs: trace: vfs_type "/dev/sda1" libguestfs: trace: vfs_type = NULL (error) libguestfs: check_for_filesystem_on: /dev/sda1 (failed to get vfs type) libguestfs: trace:...

...rsion 1.7.3-20130708_231806-aatxe) >>>> Booting from ROM... >>>> \x1b[2J[ 0.000000] Initializing cgroup subsys cpuset >>>> libguestfs: error: appliance closed the connection unexpectedly, see >>>> earlier error messages >>>> libguestfs: child_cleanup: 0x19a9580: child process died >>>> libguestfs: sending SIGTERM to process 2502 >>>> libguestfs: error: guestfs_launch failed, see earlier error messages >>>> libguestfs-test-tool: failed to launch appliance >>>> libguestfs: closing guestfs handle 0x1...

...intk+0x67/0x69 [ 12.645305] [<ffffffff81048ae1>] df_debug+0x31/0x40 [ 12.645305] [<ffffffff810132ed>] do_double_fault+0x5d/0x80 [ 12.645305] [<ffffffff81650b88>] double_fault+0x28/0x30 [ 12.645305] <<EOE>> [ 12.645305] Rebooting in 1 seconds..libguestfs: child_cleanup: 0x3a05f50: child process died libguestfs: sending SIGTERM to process 1526 libguestfs: trace: mount_ro = -1 (error) libguestfs: trace: vfs_type "/dev/sda1" libguestfs: trace: vfs_type = NULL (error) libguestfs: check_for_filesystem_on: /dev/sda1 (failed to get vfs type) libguestfs: trace:...