From 9260319e7411ff8281700a532caa436f40120ec4 Mon Sep 17 00:00:00 2001 From: Christian Krinitsin Date: Fri, 30 May 2025 16:52:07 +0200 Subject: gitlab scraper: download in toml and text format --- gitlab/issues_text/target_missing/host_missing/accel_TCG/1065 | 5 +++++ 1 file changed, 5 insertions(+) create mode 100644 gitlab/issues_text/target_missing/host_missing/accel_TCG/1065 (limited to 'gitlab/issues_text/target_missing/host_missing/accel_TCG/1065') diff --git a/gitlab/issues_text/target_missing/host_missing/accel_TCG/1065 b/gitlab/issues_text/target_missing/host_missing/accel_TCG/1065 new file mode 100644 index 000000000..568555374 --- /dev/null +++ b/gitlab/issues_text/target_missing/host_missing/accel_TCG/1065 @@ -0,0 +1,5 @@ +cputlb: uninitialized local variable in tlb_set_page_with_attrs cause SIGSEGV when a CPU access an unmapped IOMMU page +Description of problem: +When a TCG cpu accesses an unmapped page within an IOMMU region that causes a translation fault, QEMU SIGSEGVs in `io_readx`. +The reason was that in `address_space_translate_for_iotlb`, `xlat` is not set on a permission fault. +As a result, `xlat` in `tlb_set_page_with_attr` is uninitialized. This in turn causes various mis-calculation and eventually crashes in `io_readx`. -- cgit 1.4.1