diff options
Diffstat (limited to 'results/classifier/deepseek-r1:32b/output/syscall/2485')
| -rw-r--r-- | results/classifier/deepseek-r1:32b/output/syscall/2485 | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/results/classifier/deepseek-r1:32b/output/syscall/2485 b/results/classifier/deepseek-r1:32b/output/syscall/2485 new file mode 100644 index 00000000..31508fdf --- /dev/null +++ b/results/classifier/deepseek-r1:32b/output/syscall/2485 @@ -0,0 +1,50 @@ + + + +getifaddrs linked with musl libc hangs on big-endian targets +Description of problem: +When the following C program (borrowed from curl's `configure`) is compiled for { m68k, ppc, ppc64, s390x } (possibly others, like or1k and sparc) and linked against musl libc, it hangs inside musl when run. Copying the same binaries to real hardware results in success. + +```c +#include <stdlib.h> +#include <ifaddrs.h> + +int +main (void) +{ + + struct ifaddrs *ifa = 0; + int error; + + error = getifaddrs(&ifa); + if (error || !ifa) + exit(1); + else + exit(0); + + return 0; +} +``` +Steps to reproduce: +1. Compile the above program and link it with musl libc (pre-built toolchains are available [here](https://musl.cc/)) +2. Run the appropriate `qemu-*` (e.g. `qemu-m68k ./test` or `qemu-ppc ./test`) +3. Observe that the process hangs. +Additional information: +This has come up elsewhere: + +* https://bugs.gentoo.org/914256 +* https://www.openwall.com/lists/musl/2018/05/30/4 +* Likely affects or1k but I can't test that at the moment (need to debug an unrelated issue with that toolchain) +* Likely affects sparc but that port/toolchain is also a WIP + +Here are some static sample binaries for the above program: + +* https://temp.zv.io/qemu-bug.tar.xz (no guarantees of continued existence months or years later) + +GitLab labels seem to be missing: + +* ~"kind::Bug" +* ~"linux-user" +* ~"target: ppc" +* ~"target: m68k" +* ~"target: s390x" |