diff options
Diffstat (limited to 'gitlab/issues_text/target_i386/host_missing/accel_TCG/2511')
| -rw-r--r-- | gitlab/issues_text/target_i386/host_missing/accel_TCG/2511 | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/gitlab/issues_text/target_i386/host_missing/accel_TCG/2511 b/gitlab/issues_text/target_i386/host_missing/accel_TCG/2511 deleted file mode 100644 index 285afaaa1..000000000 --- a/gitlab/issues_text/target_i386/host_missing/accel_TCG/2511 +++ /dev/null @@ -1,32 +0,0 @@ -Regression 9.1.0rc2: target/i386/tcg/access.c:18: access_prepare_mmu: Assertion '...' failed. -Description of problem: -Executing QEMU command line crashes with - ``` -qemu-system-x86_64: ../target/i386/tcg/access.c:18: access_prepare_mmu: Assertion `size > 0 && size <= TARGET_PAGE_SIZE' failed. - ``` -Steps to reproduce: -1. Download https://www.qemu-advent-calendar.org/2020/download/day07.tar.gz -2. Execute with QEMU command line -Additional information: -git bisect finishes with: - ``` -8b131065080af3cf2dda04e4e190c5a74fec2f31 is the first bad commit -commit 8b131065080af3cf2dda04e4e190c5a74fec2f31 -Author: Paolo Bonzini <pbonzini@redhat.com> -Date: Tue Jun 18 09:13:49 2024 +0200 - - target/i386/tcg: use X86Access for TSS access - - This takes care of probing the vaddr range in advance, and is also faster - because it avoids repeated TLB lookups. It also matches the Intel manual - better, as it says "Checks that the current (old) TSS, new TSS, and all - segment descriptors used in the task switch are paged into system memory"; - note however that it's not clear how the processor checks for segment - descriptors, and this check is not included in the AMD manual. - - Reviewed-by: Richard Henderson <richard.henderson@linaro.org> - Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> - - target/i386/tcg/seg_helper.c | 110 +++++++++++++++++++++++-------------------- - 1 file changed, 58 insertions(+), 52 deletions(-) - ``` |