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Diffstat (limited to 'results/classifier/accel-gemma3:12b/tcg/1318281')
| -rw-r--r-- | results/classifier/accel-gemma3:12b/tcg/1318281 | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/results/classifier/accel-gemma3:12b/tcg/1318281 b/results/classifier/accel-gemma3:12b/tcg/1318281 new file mode 100644 index 000000000..2d07cc823 --- /dev/null +++ b/results/classifier/accel-gemma3:12b/tcg/1318281 @@ -0,0 +1,35 @@ + +linux-user: x86_64 target fails to call sys_futex() + +I'm building the latest QEMU (06b4f00d53637f2c16a62c2cbaa30bffb045cf88) on ARM to run some x86_64 executables in user mode. This is my configuration: + +./configure \ + --prefix=/root/qemu-x86_64 \ + --target-list=x86_64-linux-user \ + --disable-system \ + --disable-tools + +The following program is used for testing: + +https://gist.github.com/hujiajie/e8cff43b574b399c8f59#file-test-c + +I compile the test program in Debian-7.5-amd64 like this: + +gcc -o test `pkg-config --cflags glib-2.0` test.c `pkg-config --static --libs glib-2.0` -static + +and launch the program on ARM with + +qemu-x86_64 test + +The test crashes with the following message: + +qemu: uncaught target signal 11 (Segmentation fault) - core dumped +Segmentation fault + +The output of `strace qemu-x86_64 test` is here: + +https://gist.github.com/hujiajie/88d1d5e580d432d11b2d#file-test-strace-log + +It seems that the error is caused by the failure of the futex syscall. + +qemu-i386 could launch the 32-bit test perfectly, the problem only happens on a x86_64 target. \ No newline at end of file |