191616 2018-11-13 18:23:06 -0800 WebKit.GeolocationTransitionToLowAccuracy API crashes when enabling PSON 2018-11-13 22:15:28 -0800 1 1 1 Unclassified WebKit WebKit2 WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 191572 1 cdumez rniwa achristensen beidson cdumez ews-watchlist webkit-bug-importer oldest_to_newest 1478269 0 cdumez 2018-11-13 18:23:06 -0800 Crashed Thread: 0 Dispatch queue: com.apple.main-thread Exception Type: EXC_BAD_ACCESS (SIGBUS) Exception Codes: KERN_PROTECTION_FAILURE at 0x00007f85a2d7f090 Exception Note: EXC_CORPSE_NOTIFY Termination Signal: Bus error: 10 Termination Reason: Namespace SIGNAL, Code 0xa Terminating Process: exc handler [37316] VM Regions Near 0x7f85a2d7f090: MALLOC_TINY 00007f85a2c00000-00007f85a2d00000 [ 1024K] rw-/rwx SM=PRV --> MALLOC_TINY 00007f85a2d00000-00007f85a2e00000 [ 1024K] rw-/rwx SM=ALI MALLOC_TINY 00007f85a2e00000-00007f85a3000000 [ 2048K] rw-/rwx SM=PRV Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 ??? 0x00007f85a2d7f090 0 + 140211939438736 1 com.apple.WebKit 0x00000001097aa7fe WebKit::WebGeolocationProvider::stopUpdating(WebKit::WebGeolocationManagerProxy&) + 78 (WebGeolocationProvider.cpp:53) 2 com.apple.WebKit 0x00000001097a9c98 WebKit::WebGeolocationManagerProxy::removeRequester(IPC::Connection::Client const*) + 168 (WebGeolocationManagerProxy.cpp:136) 3 com.apple.WebKit 0x00000001097a9bde WebKit::WebGeolocationManagerProxy::processDidClose(WebKit::WebProcessProxy*) + 78 (WebGeolocationManagerProxy.cpp:77) 4 com.apple.WebKit 0x0000000109867057 WebKit::WebProcessPool::disconnectProcess(WebKit::WebProcessProxy*) + 583 (WebProcessPool.cpp:1041) 5 com.apple.WebKit 0x0000000109920137 WebKit::WebProcessProxy::shutDown() + 1175 (WebProcessProxy.cpp:275) 6 com.apple.WebKit 0x0000000109921eb7 WebKit::WebProcessProxy::maybeShutDown() + 71 (WebProcessProxy.cpp:864) 7 com.apple.WebKit 0x0000000109921cf0 WebKit::WebProcessProxy::removeWebPage(WebKit::WebPageProxy&, unsigned long long) + 304 (WebProcessProxy.cpp:467) 8 com.apple.WebKit 0x00000001097d3a70 WebKit::WebPageProxy::close() + 8128 (WebPageProxy.cpp:947) 9 com.apple.WebKit 0x000000010971dc77 WebKit::WebViewImpl::~WebViewImpl() + 2727 (WebViewImpl.mm:1456) 10 com.apple.WebKit 0x000000010971e375 WebKit::WebViewImpl::~WebViewImpl() + 21 (WebViewImpl.mm:1460) 11 com.apple.WebKit 0x0000000109611ac8 -[WKView dealloc] + 744 (memory:2285) 12 libobjc.A.dylib 0x00007fff7b554c8c (anonymous namespace)::AutoreleasePoolPage::pop(void*) + 726 13 com.apple.CoreFoundation 0x00007fff4eccec06 _CFAutoreleasePoolPop + 22 14 com.apple.Foundation 0x00007fff5113dc6e -[NSAutoreleasePool drain] + 144 15 TestWebKitAPI 0x00000001034c5e37 main + 487 (mainMac.mm:54) 16 libdyld.dylib 0x00007fff7c62e0a5 start + 1 1478270 1 rniwa 2018-11-13 18:24:37 -0800 The issue here is that WKView is getting inserted into auto-release pool and its destructor is calling back stopUpdatingCallback after GeolocationTransitionToLowAccuracyStateTracker had been destroyed. 1478321 2 354764 rniwa 2018-11-13 21:15:28 -0800 Created attachment 354764 Fixes the test 1478322 3 ews-watchlist 2018-11-13 21:17:46 -0800 Attachment 354764 did not pass style-queue: ERROR: Tools/ChangeLog:10: Please consider whether the use of security-sensitive phrasing could help someone exploit WebKit: use-after-free [changelog/unwantedsecurityterms] [3] Total errors found: 1 in 3 files If any of these errors are false positives, please file a bug against check-webkit-style. 1478334 4 354764 cdumez 2018-11-13 22:06:40 -0800 Comment on attachment 354764 Fixes the test View in context: https://bugs.webkit.org/attachment.cgi?id=354764&action=review r=me with simplification. > Tools/TestWebKitAPI/Tests/WebKit/Geolocation.cpp:126 > + WKGeolocationManagerSetProvider(WKContextGetGeolocationManager(context), &providerCallback.base); Presumably, we can simply call: WKGeolocationManagerSetProvider(WKContextGetGeolocationManager(context), nullptr); Looking at the implementation, I believe it would do the right thing. 1478335 5 rniwa 2018-11-13 22:12:20 -0800 (In reply to Chris Dumez from comment #4) > Comment on attachment 354764 [details] > Fixes the test > > View in context: > https://bugs.webkit.org/attachment.cgi?id=354764&action=review > > r=me with simplification. > > > Tools/TestWebKitAPI/Tests/WebKit/Geolocation.cpp:126 > > + WKGeolocationManagerSetProvider(WKContextGetGeolocationManager(context), &providerCallback.base); > > Presumably, we can simply call: > WKGeolocationManagerSetProvider(WKContextGetGeolocationManager(context), > nullptr); > > Looking at the implementation, I believe it would do the right thing. That's a good point. Will fix before landing. Thanks for the review! 1478336 6 rniwa 2018-11-13 22:15:00 -0800 Committed r238165: <https://trac.webkit.org/changeset/238165> 1478337 7 webkit-bug-importer 2018-11-13 22:15:28 -0800 <rdar://problem/46053459> 354764 2018-11-13 21:15:28 -0800 2018-11-13 22:06:40 -0800 Fixes the test bug-191616-20181113211527.patch text/plain 6462 rniwa SW5kZXg6IFRvb2xzL0NoYW5nZUxvZwo9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBUb29scy9DaGFuZ2VMb2cJKHJl dmlzaW9uIDIzODE2MykKKysrIFRvb2xzL0NoYW5nZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwz ICsxLDI4IEBACisyMDE4LTExLTEzICBSeW9zdWtlIE5pd2EgIDxybml3YUB3ZWJraXQub3JnPgor CisgICAgICAgIFdlYktpdC5HZW9sb2NhdGlvblRyYW5zaXRpb25Ub0xvd0FjY3VyYWN5IEFQSSBj cmFzaGVzIHdoZW4gZW5hYmxpbmcgUFNPTgorICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0Lm9y Zy9zaG93X2J1Zy5jZ2k/aWQ9MTkxNjE2CisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZIChP T1BTISkuCisKKyAgICAgICAgVGhlIGNyYXNoIHdhcyBjYXVzZWQgYnkgV0tWaWV3IGluIGF1dG9y 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