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Diffstat (limited to 'gitlab/issues/target_i386/host_missing/accel_missing/2244.toml')
| -rw-r--r-- | gitlab/issues/target_i386/host_missing/accel_missing/2244.toml | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/gitlab/issues/target_i386/host_missing/accel_missing/2244.toml b/gitlab/issues/target_i386/host_missing/accel_missing/2244.toml deleted file mode 100644 index c87471a9..00000000 --- a/gitlab/issues/target_i386/host_missing/accel_missing/2244.toml +++ /dev/null @@ -1,54 +0,0 @@ -id = 2244 -title = "Regression in 8.2.90: cpu_physical_memory_snapshot_get_dirty: assertion failed" -state = "closed" -created_at = "2024-03-24T08:59:26.554Z" -closed_at = "2024-04-03T16:45:37.265Z" -labels = ["device:graphics", "kind::Bug", "target: i386", "workflow::Patch available"] -url = "https://gitlab.com/qemu-project/qemu/-/issues/2244" -host-os = "Debian Bookworm (and Windows 10 22H2, too)" -host-arch = "x86_64" -qemu-version = "8.2.90 - commit determined by git bisect: 973a724eb006f674301a0c45f34b3c08dee0fe49" -guest-os = "ETH Native Oberon" -guest-arch = "i386" -description = """On executing the image from QEMU advent calendar 2014, door 12 the following error is shown and QEMU exists. - -On Debian (built on git-repo) -``` -$ qemu-system-i386 oberon/oberon.qcow2 -qemu-system-i386: ../system/physmem.c:948: cpu_physical_memory_snapshot_get_dirty: Zusicherung »start + length <= snap->end« nicht erfüllt. -Abgebrochen -``` -On Windows (built on qemu-9.0.0-rc0.tar.xz) -``` -$ qemu-system-i386 oberon/oberon.qcow2 -ERROR:../qemu-9.0.0-rc0/system/physmem.c:946:cpu_physical_memory_snapshot_get_dirty: assertion failed: (start + length <= snap->end) -Bail out! ERROR:../qemu-9.0.0-rc0/system/physmem.c:946:cpu_physical_memory_snapshot_get_dirty: assertion failed: (start + length <= snap->end) -```""" -reproduce = """1. Retrieve oberon.tar.xz with `wget http://qemu-advent-calendar.org/2014/download/oberon.tar.xz` -2. Extract with `tar -xf oberon.tar.xz` -3. Execute with `qemu-system-i386 oberon/oberon.qcow2`""" -additional = """The same error is shown for QEMU advent calendar 2014, door 15 (Plan 9 from Bell Labs) soon after switch to graphical mode. - -git bisect result: -``` -973a724eb006f674301a0c45f34b3c08dee0fe49 is the first bad commit -commit 973a724eb006f674301a0c45f34b3c08dee0fe49 -Author: Paolo Bonzini <pbonzini@redhat.com> -Date: Mon Dec 29 14:48:14 2014 +0100 - - vga: implement horizontal pel panning in graphics modes - - This implements smooth scrolling, as used for example by Commander Keen - and Second Reality. - - Unfortunately, this is not enough to avoid tearing in Commander Keen, - because sometimes the wrong start address is used for a frame. - On real EGA, the panning register is sampled on every line, while - the display start is latched for the next frame at the start of the - vertical retrace. On real VGA, the panning register is also latched, - but at the end of the vertical retrace. It looks like Keen exploits - this by only waiting for horizontal retrace when setting the display - start, but implementing it breaks the 256-color Keen games... - - Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> -```""" |