[Qemu-devel] [Bug 1255303] Re: ALSA underruns occurr when using QEMU
** Changed in: qemu Status: Incomplete => Triaged -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1255303 Title: ALSA underruns occurr when using QEMU Status in QEMU: Triaged Bug description: I'm running QEMU 1.6.1 on a 64-bit Gentoo Linux system. The guest operating system is Windows 7 32-bit. I get multiple identical warning messages when using the ac97 or hda sound cards: > ALSA lib /var/tmp/portage/media-libs/alsa-lib-1.0.27.2/work/alsa- lib-1.0.27.2/src/pcm/pcm.c:7843:(snd_pcm_recover) underrun occurred The difference between ac97 and hda is that the former works well, while the latter causes the sound to be garbled. /var/tmp/portage is the directory where Portage, the Gentoo package manager, builds programs. I don't know why it is mentioned in the error message. I also don't know if this is an ALSA problem or a QEMU problem. The command I use is: > qemu-system-i386 -cpu host -m 1G -k it -drive file=~/QEMU/Windows_7_Privato.qcow2,media=disk,index=0 -vga std -net nic -net user -enable-kvm -display sdl -soundhw ac97 -device usb- ehci,id=ehci -usb -rtc base=localtime -usbdevice tablet My real sound card is an Intel HD Audio: > lspci | grep "Audio device" > 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) Please tell me if you need other informations. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1255303/+subscriptions
[Qemu-devel] [Bug 1255303] Re: ALSA underruns occurr when using QEMU
I'm still using Gentoo Linux on the same 64-bit system, and I can still reproduce this bug: qemu-system-i386 -cpu host -m 1G -k it -drive file=~/qemu/windows-7-ultimate-x86.qcow2,media=disk,index=0 -vga std -net nic -net user -enable-kvm -display sdl -soundhw ac97 -device usb-ehci,id=ehci -usb -rtc base=localtime -usbdevice tablet audio: Failed to create voice `ac97.pi' audio: Failed to create voice `ac97.mc' audio: Failed to create voice `ac97.pi' audio: Failed to create voice `ac97.mc' ALSA lib /var/tmp/portage/media-libs/alsa-lib-1.1.4/work/alsa-lib-1.1.4/src/pcm/pcm.c:8321:(snd_pcm_recover) underrun occurred $ emerge -pv qemu alsa-lib These are the packages that would be merged, in order: Calculating dependencies... done! [ebuild R] media-libs/alsa-lib-1.1.4::gentoo USE="python -alisp -debug -doc" PYTHON_TARGETS="python2_7" 0 KiB [ebuild R] app-emulation/qemu-2.9.0-r54::gentoo USE="aio alsa bzip2 curl fdt gnutls jpeg lzo ncurses nls opengl pin-upstream-blobs png python sdl seccomp usb vhost-net -accessibility -bluetooth -caps -debug -filecaps -glusterfs -gtk -gtk2 -infiniband -iscsi -nfs -numa -pulseaudio -rbd -sasl -sdl2 (-selinux) -smartcard -snappy -spice -ssh -static -static-user -systemtap -tci {-test} -usbredir -vde -virgl -virtfs -vnc -vte -xattr -xen -xfs" LINGUAS="-bg -de_DE -fr_FR -hu -it -tr -zh_CN" PYTHON_TARGETS="python2_7" QEMU_SOFTMMU_TARGETS="i386 x86_64 -aarch64 -alpha -arm -cris -lm32 -m68k -microblaze -microblazeel -mips -mips64 -mips64el -mipsel -moxie -nios2 -or1k -ppc -ppc64 -ppcemb -s390x -sh4 -sh4eb -sparc -sparc64 -tricore -unicore32 -xtensa -xtensaeb" QEMU_USER_TARGETS="-aarch64 -alpha -arm -armeb -cris -hppa -i386 -m68k -microblaze -microblazeel -mips -mips64 -mips64el -mipsel -mipsn32 -mipsn32el -nios2 -or1k -ppc -ppc64 -ppc64abi32 -ppc64le -s390x -sh4 -sh4eb -sparc -sparc32plus -sparc64 -tilegx -x86_64" 0 KiB -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1255303 Title: ALSA underruns occurr when using QEMU Status in QEMU: Incomplete Bug description: I'm running QEMU 1.6.1 on a 64-bit Gentoo Linux system. The guest operating system is Windows 7 32-bit. I get multiple identical warning messages when using the ac97 or hda sound cards: > ALSA lib /var/tmp/portage/media-libs/alsa-lib-1.0.27.2/work/alsa- lib-1.0.27.2/src/pcm/pcm.c:7843:(snd_pcm_recover) underrun occurred The difference between ac97 and hda is that the former works well, while the latter causes the sound to be garbled. /var/tmp/portage is the directory where Portage, the Gentoo package manager, builds programs. I don't know why it is mentioned in the error message. I also don't know if this is an ALSA problem or a QEMU problem. The command I use is: > qemu-system-i386 -cpu host -m 1G -k it -drive file=~/QEMU/Windows_7_Privato.qcow2,media=disk,index=0 -vga std -net nic -net user -enable-kvm -display sdl -soundhw ac97 -device usb- ehci,id=ehci -usb -rtc base=localtime -usbdevice tablet My real sound card is an Intel HD Audio: > lspci | grep "Audio device" > 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) Please tell me if you need other informations. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1255303/+subscriptions
[Qemu-devel] [Bug 1255303] Re: ALSA underruns occurr when using QEMU
Triaging old bug tickets ... can you still reproduce this issue with the latest version of QEMU (currently v2.9)? ** Changed in: qemu Status: New => Incomplete -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1255303 Title: ALSA underruns occurr when using QEMU Status in QEMU: Incomplete Bug description: I'm running QEMU 1.6.1 on a 64-bit Gentoo Linux system. The guest operating system is Windows 7 32-bit. I get multiple identical warning messages when using the ac97 or hda sound cards: > ALSA lib /var/tmp/portage/media-libs/alsa-lib-1.0.27.2/work/alsa- lib-1.0.27.2/src/pcm/pcm.c:7843:(snd_pcm_recover) underrun occurred The difference between ac97 and hda is that the former works well, while the latter causes the sound to be garbled. /var/tmp/portage is the directory where Portage, the Gentoo package manager, builds programs. I don't know why it is mentioned in the error message. I also don't know if this is an ALSA problem or a QEMU problem. The command I use is: > qemu-system-i386 -cpu host -m 1G -k it -drive file=~/QEMU/Windows_7_Privato.qcow2,media=disk,index=0 -vga std -net nic -net user -enable-kvm -display sdl -soundhw ac97 -device usb- ehci,id=ehci -usb -rtc base=localtime -usbdevice tablet My real sound card is an Intel HD Audio: > lspci | grep "Audio device" > 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) Please tell me if you need other informations. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1255303/+subscriptions
[Qemu-devel] [Bug 1255303] Re: ALSA underruns occurr when using QEMU
More info: Host: Linux 4.3.3 vanilla/CentOS 6.7 i686 ALSA: alsa-lib-1.0.22-3.el6.i686 -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1255303 Title: ALSA underruns occurr when using QEMU Status in QEMU: New Bug description: I'm running QEMU 1.6.1 on a 64-bit Gentoo Linux system. The guest operating system is Windows 7 32-bit. I get multiple identical warning messages when using the ac97 or hda sound cards: > ALSA lib /var/tmp/portage/media-libs/alsa-lib-1.0.27.2/work/alsa- lib-1.0.27.2/src/pcm/pcm.c:7843:(snd_pcm_recover) underrun occurred The difference between ac97 and hda is that the former works well, while the latter causes the sound to be garbled. /var/tmp/portage is the directory where Portage, the Gentoo package manager, builds programs. I don't know why it is mentioned in the error message. I also don't know if this is an ALSA problem or a QEMU problem. The command I use is: > qemu-system-i386 -cpu host -m 1G -k it -drive file=~/QEMU/Windows_7_Privato.qcow2,media=disk,index=0 -vga std -net nic -net user -enable-kvm -display sdl -soundhw ac97 -device usb- ehci,id=ehci -usb -rtc base=localtime -usbdevice tablet My real sound card is an Intel HD Audio: > lspci | grep "Audio device" > 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) Please tell me if you need other informations. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1255303/+subscriptions
[Qemu-devel] [Bug 1255303] Re: ALSA underruns occurr when using QEMU
Qemu: 2.5 -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1255303 Title: ALSA underruns occurr when using QEMU Status in QEMU: New Bug description: I'm running QEMU 1.6.1 on a 64-bit Gentoo Linux system. The guest operating system is Windows 7 32-bit. I get multiple identical warning messages when using the ac97 or hda sound cards: > ALSA lib /var/tmp/portage/media-libs/alsa-lib-1.0.27.2/work/alsa- lib-1.0.27.2/src/pcm/pcm.c:7843:(snd_pcm_recover) underrun occurred The difference between ac97 and hda is that the former works well, while the latter causes the sound to be garbled. /var/tmp/portage is the directory where Portage, the Gentoo package manager, builds programs. I don't know why it is mentioned in the error message. I also don't know if this is an ALSA problem or a QEMU problem. The command I use is: > qemu-system-i386 -cpu host -m 1G -k it -drive file=~/QEMU/Windows_7_Privato.qcow2,media=disk,index=0 -vga std -net nic -net user -enable-kvm -display sdl -soundhw ac97 -device usb- ehci,id=ehci -usb -rtc base=localtime -usbdevice tablet My real sound card is an Intel HD Audio: > lspci | grep "Audio device" > 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) Please tell me if you need other informations. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1255303/+subscriptions
[Qemu-devel] [Bug 1255303] Re: ALSA underruns occurr when using QEMU
QEmu is more or less unusable here because of this: ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:7843:(snd_pcm_recover) underrun occurred ALSA lib pcm.c:784