diff options
| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-30 12:24:58 +0000 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-30 12:27:06 +0000 |
| commit | 33606b41d35115f887ea688b1a16f2ff85bf2fe4 (patch) | |
| tree | 406b2c7b19a087ba437c68f3dbf0b589fa1d6150 /results/scraper/launchpad-without-comments/1903833 | |
| parent | adedf8771bc4de3113041ca21bd4d0d1c0014b6a (diff) | |
| download | emulator-bug-study-33606b41d35115f887ea688b1a16f2ff85bf2fe4.tar.gz emulator-bug-study-33606b41d35115f887ea688b1a16f2ff85bf2fe4.zip | |
add launchpad bug reports without comments
Diffstat (limited to 'results/scraper/launchpad-without-comments/1903833')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1903833 | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1903833 b/results/scraper/launchpad-without-comments/1903833 new file mode 100644 index 00000000..ea55529d --- /dev/null +++ b/results/scraper/launchpad-without-comments/1903833 @@ -0,0 +1,11 @@ +User mode qemu-aarch: SIGGSEGV signal handler works wrong + +I have a user mode qemu-aarch issue. Program with SIGSEGV signal handler works wrong under qemu-aarch: +once the progam handles the SEGV signal, qemu marks the program's page protected, and signal handler gets SEGV on each subsequent memory access instruction within a program. + +The issue is reproduced on WSL Ubuntu 20.04 under Windows 10, qemu-aarch64 version 5.1.50 +The issue is also reproducible on the latest upstream qemu-aarch build. + +The following workaround disables mprotect call and fixes the issue: https://github.com/BorisUlasevich/qemu/commit/3063d9a64f8395185d65c6b6710d28ee92cd8be5 + +The issue can be reproduced on OpenJDK which reports SIGSEGV immediately after start. The small reproducer program is attached. \ No newline at end of file |