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Diffstat (limited to 'mailinglist/output_launchpad/1812861')
| -rw-r--r-- | mailinglist/output_launchpad/1812861 | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/mailinglist/output_launchpad/1812861 b/mailinglist/output_launchpad/1812861 new file mode 100644 index 00000000..57379d7d --- /dev/null +++ b/mailinglist/output_launchpad/1812861 @@ -0,0 +1,28 @@ +QEMU in user-mode emulation mode crashes when the user program jumps to an invalid address + +Running this code: + +void (*func)() = 0x12345678; + +int main() +{ + func(); + return 0; +} + +Produces the following output: + +qemu-arm-static: /build/qemu-DqynNa/qemu-2.8+dfsg/translate-all.c:175: tb_lock: Assertion `!have_tb_lock' failed. +qemu-arm-static: /build/qemu-DqynNa/qemu-2.8+dfsg/translate-all.c:175: tb_lock: Assertion `!have_tb_lock' failed. +Segmentation fault + +The expected result is as follows: + +qemu: uncaught target signal 11 (Segmentation fault) - core dumped +Segmentation fault + + + +I'm not sure exactly when we fixed this (the fix is probably in the 4.1 release) but as of current head-of-git this correctly generates the SIGSEGV. + + |