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Jul 13, 2018
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CI: Enable core dump on Linux, and print their stack trace on segfault. #52333

merged 1 commit into from
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@kennytm kennytm commented Jul 13, 2018

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r? @aturon

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@rust-highfive rust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Jul 13, 2018
@kennytm kennytm mentioned this pull request Jul 13, 2018
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@kennytm kennytm changed the title [WIP] CI: Enabled core dump on Linux, and print stack trace on failure. [WIP] CI: Enable core dump on Linux, and print their stack trace on segfault. Jul 13, 2018
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@kennytm kennytm changed the title [WIP] CI: Enable core dump on Linux, and print their stack trace on segfault. CI: Enable core dump on Linux, and print their stack trace on segfault. Jul 13, 2018
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kennytm commented Jul 13, 2018

r? @alexcrichton

Sample log where I injected a null pointer exception to LLVMRustInlineAsm(): https://travis-ci.org/kennytm/rust/jobs/403388193 (raw log):

�[0K$ ln -s . checkout && for CORE in obj/cores/core.*; do printf travis_fold":start:crashlog\n\033[31;1m%s\033[0m\n" "$CORE"; EXE=$(echo $CORE | sed 's|obj/cores/core\.[0-9]*\.!checkout!\(.*\)|\1|;y|!|/|'); gdb -q -c "$CORE" "$EXE" -iex 'set auto-load off' -iex 'dir src/' -iex 'set sysroot .' -ex bt -ex q; echo travis_fold":"end:crashlog; done || true
travis_fold:start:crashlog
�[31;1mobj/cores/core.26738.!checkout!obj!build!x86_64-unknown-linux-gnu!stage1!bin!rustc�[0m
Source directories searched: /home/travis/build/kennytm/rust/src:$cdir:$cwd
Reading symbols from obj/build/x86_64-unknown-linux-gnu/stage1/bin/rustc...(no debugging symbols found)...done.
[New LWP 26738]
[New LWP 26740]
[New LWP 26754]
[New LWP 26739]
[New LWP 26755]

warning: Could not load shared library symbols for 7 libraries, e.g. /lib/x86_64-linux-gnu/libc.so.6.
Use the "info sharedlibrary" command to see the complete listing.
Do you need "set solib-search-path" or "set sysroot"?
Core was generated by `/checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/rustc --crate-name comp'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007fbb6d720062 in LLVMRustInlineAsm ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/x86_64-unknown-linux-gnu/codegen-backends/librustc_codegen_llvm-llvm.so
#0  0x00007fbb6d720062 in LLVMRustInlineAsm ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/x86_64-unknown-linux-gnu/codegen-backends/librustc_codegen_llvm-llvm.so
#1  0x00007fbb6d5ccbc6 in rustc_codegen_llvm::builder::Builder::inline_asm_call::hd5b7adc0380f375d ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/x86_64-unknown-linux-gnu/codegen-backends/librustc_codegen_llvm-llvm.so
#2  0x00007fbb6d6c0b98 in rustc_codegen_llvm::mir::codegen_mir::ha87840469b084725 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/x86_64-unknown-linux-gnu/codegen-backends/librustc_codegen_llvm-llvm.so
#3  0x00007fbb6d681f5d in rustc_codegen_llvm::base::codegen_instance::h44825d3eff6c6940 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/x86_64-unknown-linux-gnu/codegen-backends/librustc_codegen_llvm-llvm.so
#4  0x00007fbb6d68637d in rustc_codegen_llvm::base::compile_codegen_unit::hcdcfc66572720b3c ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/x86_64-unknown-linux-gnu/codegen-backends/librustc_codegen_llvm-llvm.so
#5  0x00007fbb73e090db in rustc::ty::query::__query_compute::compile_codegen_unit::h0f9ce8100b7ff5a6 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/../lib/librustc-f3f1ff1495349b05.so
#6  0x00007fbb73caf310 in rustc::ty::query::_$LT$impl$u20$rustc..ty..query..config..QueryAccessors$LT$$u27$tcx$GT$$u20$for$u20$rustc..ty..query..queries..compile_codegen_unit$LT$$u27$tcx$GT$$GT$::compute::h7e22ba9982d925a5 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/../lib/librustc-f3f1ff1495349b05.so
#7  0x00007fbb73b505b7 in rustc::dep_graph::graph::DepGraph::with_task_impl::hb3730016452990bb ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/../lib/librustc-f3f1ff1495349b05.so
#8  0x00007fbb73c863ec in rustc::ty::context::tls::with_related_context::hb43053b3f410a3e8 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/../lib/librustc-f3f1ff1495349b05.so
#9  0x00007fbb73e4a938 in rustc::ty::query::plumbing::_$LT$impl$u20$rustc..ty..context..TyCtxt$LT$$u27$a$C$$u20$$u27$gcx$C$$u20$$u27$tcx$GT$$GT$::force_query_with_job::he141ab2af45e4ab3 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/../lib/librustc-f3f1ff1495349b05.so
#10 0x00007fbb73e87d72 in rustc::ty::query::plumbing::_$LT$impl$u20$rustc..ty..context..TyCtxt$LT$$u27$a$C$$u20$$u27$gcx$C$$u20$$u27$tcx$GT$$GT$::get_query::h02fee8e3a14c0d70 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/../lib/librustc-f3f1ff1495349b05.so
#11 0x00007fbb73f6ab20 in rustc::ty::query::_$LT$impl$u20$rustc..ty..context..TyCtxt$LT$$u27$a$C$$u20$$u27$tcx$C$$u20$$u27$lcx$GT$$GT$::compile_codegen_unit::h6e48367a09074cfc ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/../lib/librustc-f3f1ff1495349b05.so
#12 0x00007fbb6d68b0c3 in _$LT$rustc_codegen_llvm..LlvmCodegenBackend$u20$as$u20$rustc_codegen_utils..codegen_backend..CodegenBackend$GT$::codegen_crate::hbf7d20557860ca97 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/x86_64-unknown-linux-gnu/codegen-backends/librustc_codegen_llvm-llvm.so
#13 0x00007fbb77ce4272 in rustc::util::common::time::h460c07afd9d56d76 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#14 0x00007fbb77cdab4d in rustc_driver::driver::phase_4_codegen::hfb9579faf8df738d ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#15 0x00007fbb77d67b22 in rustc_driver::driver::compile_input::_$u7b$$u7b$closure$u7d$$u7d$::h406bd4c7879e0cdf ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#16 0x00007fbb77d5c8ad in rustc::ty::context::tls::enter_context::h6f5860a5d94edc66 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#17 0x00007fbb77d281cb in _$LT$std..thread..local..LocalKey$LT$T$GT$$GT$::with::hb22928489ac8adbf ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#18 0x00007fbb77c90743 in rustc::ty::context::TyCtxt::create_and_enter::h92fbef8f3813fdd0 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#19 0x00007fbb77cd4224 in rustc_driver::driver::compile_input::h6b7337068a7c08c1 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#20 0x00007fbb77d81835 in rustc_driver::run_compiler_with_pool::h3c40e0ed509a9cfd ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#21 0x00007fbb77c797fd in _$LT$scoped_tls..ScopedKey$LT$T$GT$$GT$::set::h27cff114e7d9f4b1 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#22 0x00007fbb77c99331 in syntax::with_globals::hd63973affbb5c299 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#23 0x00007fbb77c77d33 in _$LT$std..panic..AssertUnwindSafe$LT$F$GT$$u20$as$u20$core..ops..function..FnOnce$LT$$LP$$RP$$GT$$GT$::call_once::h6feeaf0de83075ae
    ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#24 0x00007fbb779a6a8a in __rust_maybe_catch_panic ()
    at libpanic_unwind/lib.rs:106
#25 0x00007fbb77d7ec14 in rustc_driver::run::hfa9d7b06e2cabddb ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#26 0x00007fbb77d8c63b in rustc_driver::main::h11fc9bfcab7fefa5 ()
   from ./checkout/obj/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustc_driver-87a9eb9bcd4d0b65.so
#27 0x0000563838bdbb23 in std::rt::lang_start::_$u7b$$u7b$closure$u7d$$u7d$::h46eceef79dd75f0e ()
#28 0x00007fbb7796b683 in {{closure}} () at libstd/rt.rs:59
#29 std::panicking::try::do_call::h76675bc80cd1385c ()
    at libstd/panicking.rs:310
#30 0x00007fbb779a6a8a in __rust_maybe_catch_panic ()
    at libpanic_unwind/lib.rs:106
#31 0x00007fbb77960cc6 in try<i32,closure> () at libstd/panicking.rs:289
#32 catch_unwind<closure,i32> () at libstd/panic.rs:392
#33 std::rt::lang_start_internal::h46076ca304e366db () at libstd/rt.rs:58
#34 0x0000563838bdbb84 in main ()
travis_fold:end:crashlog

@rust-highfive rust-highfive assigned alexcrichton and unassigned aturon Jul 13, 2018
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@bors: r+

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bors commented Jul 13, 2018

📌 Commit 1e1b800 has been approved by alexcrichton

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Jul 13, 2018
kennytm added a commit to kennytm/rust that referenced this pull request Jul 13, 2018
@kennytm
Rollup merge of rust-lang#52333 - kennytm:linux-core-dump, r=alexcric…
3d68402 
…hton

CI: Enable core dump on Linux, and print their stack trace on segfault.
@kennytm kennytm mentioned this pull request Jul 13, 2018
Merged
bors added a commit that referenced this pull request Jul 13, 2018
@bors
Auto merge of #52352 - kennytm:rollup, r=kennytm
254f879 
Rollup of 17 pull requests

Successful merges:

 - #51962 (Provide llvm-strip in llvm-tools component)
 - #52003 (Implement `Option::replace` in the core library)
 - #52156 (Update std::ascii::ASCIIExt deprecation notes)
 - #52280 (llvm-tools-preview: fix build-manifest)
 - #52290 (Deny bare trait objects in src/librustc_save_analysis)
 - #52293 (Deny bare trait objects in librustc_typeck)
 - #52299 (Deny bare trait objects in src/libserialize)
 - #52300 (Deny bare trait objects in librustc_target and libtest)
 - #52302 (Deny bare trait objects in the rest of rust)
 - #52310 (Backport 1.27.1 release notes to master)
 - #52315 (Resolve FIXME(#27942))
 - #52316 (task: remove wrong comments about non-existent LocalWake trait)
 - #52322 (Update llvm-rebuild-trigger in light of LLVM 7 upgrade)
 - #52330 (Don't silently ignore invalid data in target spec)
 - #52333 (CI: Enable core dump on Linux, and print their stack trace on segfault. )
 - #52346 (Fix typo in improper_ctypes suggestion)
 - #52350 (Bump bootstrap compiler to 1.28.0-beta.10)

Failed merges:

r? @ghost
@bors bors merged commit 1e1b800 into rust-lang:master Jul 13, 2018
@tesuji tesuji mentioned this pull request Apr 24, 2019
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