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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-05 20:00:38 +0200 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-05 20:00:38 +0200 |
| commit | 96049c939b1916d80532630d63c14e04d5244f1d (patch) | |
| tree | 7fb9df428f074078e714f1e038210cdff887185a /results/classifier/user-mode-bugs/1248 | |
| parent | 40bbb77d4dfebff4f99c2f90b2c0db737b0ecc5a (diff) | |
| download | qemu-analysis-96049c939b1916d80532630d63c14e04d5244f1d.tar.gz qemu-analysis-96049c939b1916d80532630d63c14e04d5244f1d.zip | |
lock user-mode and semantic-bugs
Diffstat (limited to 'results/classifier/user-mode-bugs/1248')
| -rw-r--r-- | results/classifier/user-mode-bugs/1248 | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/results/classifier/user-mode-bugs/1248 b/results/classifier/user-mode-bugs/1248 new file mode 100644 index 000000000..398988404 --- /dev/null +++ b/results/classifier/user-mode-bugs/1248 @@ -0,0 +1,13 @@ + + +s390x: glibc widestring algorithms broken +Description of problem: +Several wide-string functions from glibc are broken und qemu user emulation. +Affected are at least: `wcsbrk()`, `wcsspn()` and `wcscspn()`. All of these are implemented in optimized assembler in glibc. + +Unfortunately I don't have access to the real hardware to check the behavior there. But it would probably been detected by now. +Also I don't know which instructions exactly don't work, as I don't have any knowledge about s390x assembler. +Steps to reproduce: +1. Compile the test program above +2. Run the program +3. Output is `0`, should be `1`. |