diff options
Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/1072.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/1072.toml | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/1072.toml b/gitlab/issues/target_missing/host_missing/accel_missing/1072.toml deleted file mode 100644 index 923041b9..00000000 --- a/gitlab/issues/target_missing/host_missing/accel_missing/1072.toml +++ /dev/null @@ -1,32 +0,0 @@ -id = 1072 -title = "different behavior when remote debugger is used" -state = "closed" -created_at = "2022-06-11T19:02:53.241Z" -closed_at = "2022-06-13T20:52:10.178Z" -labels = [] -url = "https://gitlab.com/qemu-project/qemu/-/issues/1072" -host-os = "Linux" -host-arch = "guest=ARM, host=x86_64" -qemu-version = "(e.g. qemu-aarch64 version 6.2.50" -guest-os = "(Windows 10 21H1, Fedora 34, etc.)" -guest-arch = "(x86, ARM, s390x, etc.)" -description = """I found Qemu shows different behavior when I run Qemu with hello-world (statically linked binary enclosed) directly or run it through remote debugger. I need help to understand the following: - -1. Is this intended behavior? -1. Any way to make the two approaches have consistent behavior (I prefer the behavior shown in the 2nd approach described below) -1. If it is intended behavior, any explanation why or suggestions how to dig further to root cause the difference. - -The corresponding source code is the line 86 in [filedoalloc.c](https://code.woboq.org/userspace/glibc/libio/filedoalloc.c.html#86). It tests if the file (stdout) is char special device (S_ISCHR) -The preprocessed code is as follows: - if (((((st.st_mode)) & 0170000) == (0020000))) - -I then compared two different approaches to run Qemu: - -1. I used the following command line to collect the trace: qemu_aarch64 -strace -plugin $QEMU_ROOT/build/contrib/plugins/libexeclog.so -d plugin hello.a64. This one tests False for S_ISCHR -1. when I used gdb to connect to Qemu and single-step the instructions, S_ISCHR tests True, which is different from running qemu directly (approach 1). - -Thanks!""" -reproduce = """1.[hello.a64](/uploads/4b4ccae8c1e4b045c39ceae6a094d55a/hello.a64) -2. -3.""" -additional = """""" |