Bug 213751

Summary:

Crash under IPC::isValidMessageName()

Product:

WebKit

Reporter:

Chris Dumez <cdumez>

Component:

WebKit2

Assignee:

Chris Dumez <cdumez>

Status:

RESOLVED FIXED

Severity:

Normal

CC:

achristensen, ddkilzer, ggaren, webkit-bug-importer

Priority:

Keywords:

InRadar

Version:

WebKit Nightly Build

Hardware:

Unspecified

OS:

Unspecified

See Also:

https://bugs.webkit.org/show_bug.cgi?id=211112

Attachments:

Description	Flags
Patch	none
Patch	none
Patch	none

Chris Dumez

Reported 2020-06-29 13:31:03 PDT

Crash under IPC::isValidMessageName(): Thread 19 Crashed:: Dispatch queue: com.apple.IPC.ReceiveQueue 0 com.apple.WebKit 0x00007fff39e46ffd IPC::isValidMessageName(IPC::MessageName) + 469 1 com.apple.WebKit 0x00007fff39d994b2 IPC::Decoder::Decoder(unsigned char const*, unsigned long, void (*)(unsigned char const*, unsigned long), WTF::Vector<IPC::Attachment, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&&) + 292 2 com.apple.WebKit 0x00007fff39d99358 IPC::Decoder::create(unsigned char const*, unsigned long, void (*)(unsigned char const*, unsigned long), WTF::Vector<IPC::Attachment, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&&) + 64 3 com.apple.WebKit 0x00007fff39e6e13c invocation function for block in IPC::Connection::open() + 508 4 libdispatch.dylib 0x00007fff6903bfb7 _dispatch_client_callout + 8 5 libdispatch.dylib 0x00007fff6903e84d _dispatch_continuation_pop + 423 6 libdispatch.dylib 0x00007fff6904eaed _dispatch_source_invoke + 2079 7 libdispatch.dylib 0x00007fff69041b5f _dispatch_lane_serial_drain + 263 8 libdispatch.dylib 0x00007fff69042783 _dispatch_lane_invoke + 375 9 libdispatch.dylib 0x00007fff6904c1db _dispatch_workloop_worker_thread + 668 10 libsystem_pthread.dylib 0x00007fff692bb4f2 _pthread_wqthread + 314 11 libsystem_pthread.dylib 0x00007fff692ba4c3 start_wqthread + 15

Attachments
Patch (7.95 KB, patch) 2020-06-29 13:46 PDT, Chris Dumez	no flags	Details Formatted Diff Diff
Patch (28.67 KB, patch) 2020-06-29 14:32 PDT, Chris Dumez	no flags	Details Formatted Diff Diff
Patch (27.44 KB, patch) 2020-06-29 14:44 PDT, Chris Dumez	no flags	Details Formatted Diff Diff
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