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Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/2346.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/2346.toml | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/2346.toml b/gitlab/issues/target_missing/host_missing/accel_missing/2346.toml deleted file mode 100644 index e9e3eaae..00000000 --- a/gitlab/issues/target_missing/host_missing/accel_missing/2346.toml +++ /dev/null @@ -1,80 +0,0 @@ -id = 2346 -title = "Undefined behavior error: call to function visit_type_InetSocketAddress_members through pointer to incorrect function type" -state = "opened" -created_at = "2024-05-16T06:56:10.532Z" -closed_at = "n/a" -labels = ["kind::Bug"] -url = "https://gitlab.com/qemu-project/qemu/-/issues/2346" -host-os = "Fedora 40" -host-arch = "x86" -qemu-version = "master branch (commit 3d48b6b687c558a042d9)" -guest-os = "n/a" -guest-arch = "n/a" -description = """When compiling QEMU with --extra-cflags=-fsanitize=undefined and --extra-cflags=-fno-sanitize-recover=undefined on a system that has Clang v17 or newer (e.g. on Fedora 39 or Fedora 40), the unit tests abort with an undefined behavior error.""" -reproduce = """1. ``./configure --cc=clang --extra-cflags=-fsanitize=undefined --extra-cflags=-fno-sanitize-recover=undefined --target-list=x86_64-softmmu`` -2. ``make -j$(nproc)`` -3. ``make check-unit``""" -additional = """test-io-channel-socket aborts with: - -``` - 74/103 qemu:unit / test-io-channel-socket ERROR 0.15s killed by signal 6 SIGABRT ->>> G_TEST_BUILDDIR=/tmp/qemu-ubsan/tests/unit ASAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1 UBSAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1:print_stacktrace=1 MALLOC_PERTURB_=163 G_TEST_SRCDIR=tests/unit /tmp/qemu-ubsan/tests/unit/test-io-channel-socket --tap -k -―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――― ✀ ―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――― -stderr: -qapi/qapi-clone-visitor.c:188:5: runtime error: call to function visit_type_SocketAddress through pointer to incorrect function type 'bool (*)(struct Visitor *, const char *, void **, struct Error **)' -/tmp/qemu-ubsan/qapi/qapi-visit-sockets.c:487: note: visit_type_SocketAddress defined here - #0 0x5642aa2f7f3b in qapi_clone qapi/qapi-clone-visitor.c:188:5 - #1 0x5642aa2c8ce5 in qio_channel_socket_listen_async io/channel-socket.c:285:18 - #2 0x5642aa2b8903 in test_io_channel_setup_async tests/unit/test-io-channel-socket.c:116:5 - #3 0x5642aa2b8204 in test_io_channel tests/unit/test-io-channel-socket.c:179:9 - #4 0x5642aa2b8129 in test_io_channel_ipv4 tests/unit/test-io-channel-socket.c:323:5 - #5 0x7f01212c0bbf (/lib64/libglib-2.0.so.0+0x8bbbf) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #6 0x7f01212c0b2f (/lib64/libglib-2.0.so.0+0x8bb2f) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #7 0x7f01212c0b2f (/lib64/libglib-2.0.so.0+0x8bb2f) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #8 0x7f01212c0b2f (/lib64/libglib-2.0.so.0+0x8bb2f) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #9 0x7f01212c10c9 in g_test_run_suite (/lib64/libglib-2.0.so.0+0x8c0c9) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #10 0x7f01212c115f in g_test_run (/lib64/libglib-2.0.so.0+0x8c15f) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #11 0x5642aa2b72ec in main tests/unit/test-io-channel-socket.c:613:12 - #12 0x7f0120d2d087 in __libc_start_call_main (/lib64/libc.so.6+0x2a087) (BuildId: b098f1c75a76548bb230d8f551eae07a2aeccf06) - #13 0x7f0120d2d14a in __libc_start_main@GLIBC_2.2.5 (/lib64/libc.so.6+0x2a14a) (BuildId: b098f1c75a76548bb230d8f551eae07a2aeccf06) - #14 0x5642aa28cd04 in _start (tests/unit/test-io-channel-socket+0x69d04) (BuildId: eeaee2b8d62ce3aa77ab8b447916a40defd78dc6) - -SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior qapi/qapi-clone-visitor.c:188:5 - -(test program exited with status code -6) -``` - -And ``test-char`` aborts with: - -``` - 99/103 qemu:unit / test-char ERROR 0.12s killed by signal 6 SIGABRT ->>> G_TEST_BUILDDIR=/tmp/qemu-ubsan/tests/unit ASAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1 UBSAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1:print_stacktrace=1 MALLOC_PERTURB_=197 G_TEST_SRCDIR=tests/unit /tmp/qemu-ubsan/tests/unit/test-char --tap -k -―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――― ✀ ―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――― -stderr: -qapi/qapi-clone-visitor.c:202:5: runtime error: call to function visit_type_InetSocketAddress_members through pointer to incorrect function type 'bool (*)(struct Visitor *, void *, struct Error **)' -/tmp/qemu-ubsan/qapi/qapi-visit-sockets.c:65: note: visit_type_InetSocketAddress_members defined here - #0 0x55ee1d20ad60 in qapi_clone_members qapi/qapi-clone-visitor.c:202:5 - #1 0x55ee1d24a993 in socket_address_flattenutil/qemu-sockets.c - #2 0x55ee1d1f26f6 in qmp_chardev_open_udp chardev/char-udp.c:199:34 - #3 0x55ee1d1f5254 in qemu_char_open chardev/char.c:271:9 - #4 0x55ee1d1f5254 in chardev_new chardev/char.c:968:5 - #5 0x55ee1d1f45fd in qemu_chardev_new chardev/char.c:998:11 - #6 0x55ee1d1f45fd in qemu_chr_new_from_opts chardev/char.c:657:11 - #7 0x55ee1d1f49ac in qemu_chr_new_noreplay chardev/char.c:703:11 - #8 0x55ee1d1f4aed in qemu_chr_new_permit_mux_mon chardev/char.c:731:11 - #9 0x55ee1d1b45b8 in char_udp_test_internal tests/unit/test-char.c:590:15 - #10 0x7f3dd421abbf (/lib64/libglib-2.0.so.0+0x8bbbf) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #11 0x7f3dd421ab2f (/lib64/libglib-2.0.so.0+0x8bb2f) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #12 0x7f3dd421b0c9 in g_test_run_suite (/lib64/libglib-2.0.so.0+0x8c0c9) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #13 0x7f3dd421b15f in g_test_run (/lib64/libglib-2.0.so.0+0x8c15f) (BuildId: 795136df3faa85587229ddc59d709f81d6f697df) - #14 0x55ee1d1af6bd in main tests/unit/test-char.c:1579:12 - #15 0x7f3dd3c3d087 in __libc_start_call_main (/lib64/libc.so.6+0x2a087) (BuildId: b098f1c75a76548bb230d8f551eae07a2aeccf06) - #16 0x7f3dd3c3d14a in __libc_start_main@GLIBC_2.2.5 (/lib64/libc.so.6+0x2a14a) (BuildId: b098f1c75a76548bb230d8f551eae07a2aeccf06) - #17 0x55ee1d184e34 in _start (/tmp/qemu-ubsan/tests/unit/test-char+0x78e34) (BuildId: afdf2ec9875e3011d3ff99174ec137dc79fff74e) - -SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior .qapi/qapi-clone-visitor.c:202:5 - -(test program exited with status code -6) -``` - -This undefined behavior could likely also trigger issues with CFI or certain compilers/architectures like emscripten, so we should try to avoid this. See also https://github.com/systemd/systemd/issues/29972 or https://github.com/python/cpython/issues/111178 for discussions in other projects, and https://gitlab.com/qemu-project/qemu/-/issues/2345 for a similar problem in the QEMU lockable code.""" |