diff options
Diffstat (limited to 'gitlab/issues/target_i386/host_missing/accel_missing/2393.toml')
| -rw-r--r-- | gitlab/issues/target_i386/host_missing/accel_missing/2393.toml | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gitlab/issues/target_i386/host_missing/accel_missing/2393.toml b/gitlab/issues/target_i386/host_missing/accel_missing/2393.toml new file mode 100644 index 000000000..901be8739 --- /dev/null +++ b/gitlab/issues/target_i386/host_missing/accel_missing/2393.toml @@ -0,0 +1,28 @@ +id = 2393 +title = "qemu: seabios hangs for 10~15 sec at boot with `-machine q35`" +state = "closed" +created_at = "2024-06-16T16:31:17.808Z" +closed_at = "2024-09-19T17:45:06.501Z" +labels = ["target: i386"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/2393" +host-os = "Gentoo Linux" +host-arch = "x86_64" +qemu-version = "QEMU emulator version 9.0.1" +guest-os = "Gentoo Linux" +guest-arch = "x86_64" +description = """Whenever i'm starting a virtual machine i'm having the issue that seabios (or at least that's what i see) hangs for about 10~15 seconds. In that time on of the cpu cores runs at 100%. +This issue isn't new actually. I'm having this already for quite some time and a i think for at least the last 2 major versions. I haven't looked into it since it isn't a big issue, just annoying. +Today i've looked into it and as far as i can see, this issue is always present with the flag `-machine q35`, which is the default for my vm's. If i set it to `-machine pc`, booting works as expected. However i also found a "workaround" where the vm's starting immediately (with `-machine q35` enabled), which is by simply adding a iso image to the command line (via -cdrom) - even though it's not used. + +This means: +- 15 sec delay: qemu-system-x86_64 -machine q35 +- works immediately: qemu-system-x86_64 -machine q35 -cdrom /mnt/data/vm/isos/openSUSE-Tumbleweed-DVD-x86_64-Snapshot20230303-Media.iso + +Please note that most of my vm's usually start booting from a kernel image directly (-kernel /mnt/data/vm/kernel/gentoo-latest -initrd /mnt/data/vm/kernel/initrd-v5.cpio.gz) - but even in that case settings a cdrom (image) would fix the issue. +Also, the image needs to be a valid one, if i set an empty file or /dev/null the issue would remain. +Further more, i have the same issue on a second computer. This also runs on Gentoo Linux and is also a AMD Ryzen. (in case this is relevant)""" +reproduce = """1. qemu-system-x86_64 -machine q35 +2. wait about 10-15sec before boot continues""" +additional = """I was thinking to add an Screenshot of the hanging boot process, but the only text written there is: +SeaBIOS (version 1.16.0-20220807_005459-localhost) +with a blinking cursor below""" |