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Bug #19761
openAddressSanitizer fails with Thread and Process
Description
With AddressSanitizer on macOS, this code crashes.
system('')
Thread.new {}
300_000.times do
String.new(capacity: 1000)
end
==62870==ERROR: AddressSanitizer failed to deallocate 0x8000 (32768) bytes at address 0x62d00000a400
AddressSanitizer: CHECK failed: sanitizer_posix.cpp:61 "(("unable to unmap" && 0)) != (0)" (0x0, 0x0) (tid=857549)
<empty stack>
Assertion Failed: ../debug/vm_core.h:1853:rb_current_execution_context:!expect_ec || ec != NULL
ruby 3.3.0dev (2023-07-08T02:54:37Z tmp 0083edc3a0) [x86_64-darwin22]
-- Crash Report log information --------------------------------------------
See Crash Report log file in one of the following locations:
* ~/Library/Logs/DiagnosticReports
* /Library/Logs/DiagnosticReports
for more details.
Don't forget to include the above Crash Report log file in bug reports.
-- C level backtrace information -------------------------------------------
Updated by ecnelises (Chaofan QIU) over 1 year ago
For 70ce3c8947c7f95897e56b397270c061dd50f280
, I did a fresh build with -fsanitize=address
CFLAGS, not reproduced. (using M1 macOS 14.0 beta and Xcode 15 beta toolchain) Maybe x86_64 specific issue?
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