RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-16 20:05:07 +00:00
Code Issues Activity Actions

Kernel: Surface errors when generating a process core dump :^)

Browse source
This commit is contained in:
Brian Gianforcaro 2021-11-29 03:06:33 -08:00 • committed by Andreas Kling
parent fa517b213a
commit d7568b28b4
2 changed files with 11 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

18
Kernel/Process.cpp
View file

@ -541,16 +541,14 @@ ErrorOr<NonnullOwnPtr<KString>> Process::get_syscall_path_argument(Syscall::Stri
return get_syscall_path_argument(path_characters, path.length);
}
bool Process::dump_core()
ErrorOr<void> Process::dump_core()
{
VERIFY(is_dumpable());
VERIFY(should_generate_coredump());
dbgln("Generating coredump for pid: {}", pid().value());
auto coredump_path = String::formatted("/tmp/coredump/{}_{}_{}", name(), pid().value(), kgettimeofday().to_truncated_seconds());
auto coredump_or_error = Coredump::try_create(*this, coredump_path);
if (coredump_or_error.is_error())
return false;
return !coredump_or_error.value()->write().is_error();
auto coredump_path = TRY(KString::formatted("/tmp/coredump/{}_{}_{}", name(), pid().value(), kgettimeofday().to_truncated_seconds()));
auto coredump = TRY(Coredump::try_create(*this, coredump_path->view()));
return coredump->write();
}
bool Process::dump_perfcore()
@ -612,8 +610,12 @@ void Process::finalize()
dbgln("\x1b[01;31mProcess '{}' exited with the veil left open\x1b[0m", name());
if (is_dumpable()) {
if (m_should_generate_coredump)
dump_core();
if (m_should_generate_coredump) {
auto result = dump_core();
if (result.is_error()) {
critical_dmesgln("Failed to write coredump: {}", result.error());
}
}
if (m_perf_event_buffer) {
dump_perfcore();
TimeManagement::the().disable_profile_timer();