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Diffstat (limited to 'gitlab/issues/target_arm/host_missing/accel_missing/2886.toml')
| -rw-r--r-- | gitlab/issues/target_arm/host_missing/accel_missing/2886.toml | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/gitlab/issues/target_arm/host_missing/accel_missing/2886.toml b/gitlab/issues/target_arm/host_missing/accel_missing/2886.toml deleted file mode 100644 index 2732d4d9..00000000 --- a/gitlab/issues/target_arm/host_missing/accel_missing/2886.toml +++ /dev/null @@ -1,23 +0,0 @@ -id = 2886 -title = "ACPI MADT advertises GITS even when disabled" -state = "opened" -created_at = "2025-03-28T15:50:00.229Z" -closed_at = "n/a" -labels = ["ACPI", "target: arm", "workflow::Patch available"] -url = "https://gitlab.com/qemu-project/qemu/-/issues/2886" -host-os = "Linux" -host-arch = "Host:x86 Guest:Arm" -qemu-version = "9.2.3" -guest-os = "Custom OS" -guest-arch = "Arm (aarch64)" -description = """As per the command line given above, QEMU shall emulate a GICv4 without GIC Interrupt Translation Service (GITS). - -The following happens: -- ACPI **incorrectly** lists a GITS (type 0xf) structure in the MADT with GITS MMIO Base = 0x8080000 -- The OS reads that structure and interprets it to mean a GITS is present at the given MMIO address -- Subsequent access to GITS MMIO causes a data abort (0x25) because QEMU doesn't emulate a GITS (as requested) - -The bug is thus that QEMU wrongly advertises GITS as present (via the MADT) when it is in fact absent.""" -reproduce = """1. Disable GITS emulation by passing `its=off` on the QEMU command line -2. Check if a GITS structure is listed in the ACPI MADT (must be present in ACPI MADT only if GITS is enabled and absent otherwise)""" -additional = """When booting with `its=on` (default), everything works as expected.""" |