111704 2013-03-07 03:21:32 -0800 REGRESSION(r138609): 170 inspector tests crash on ARM Thumb2 2013-03-18 10:30:08 -0700 1 1 1 Unclassified WebKit New Bugs 528+ (Nightly build) Unspecified Unspecified RESOLVED DUPLICATE 103146 P1 Critical --- 108645 79668 105900 1 ossy webkit-unassigned barraclough fpizlo ossy rgabor zherczeg oldest_to_newest 849931 0 ossy 2013-03-07 03:21:32 -0800 Unfortunately we don't know the exact revision when they started to crash, because there is another serious bug which makes all inspector tests crash: https://bugs.webkit.org/show_bug.cgi?id=111441 See https://bugs.webkit.org/show_bug.cgi?id=108632 for previous testing (Comment #0 and Comment #1) I'm going to bisect this regression manually with applying the fix in https://bugs.webkit.org/show_bug.cgi?id=111441 Results on ToT with the fix from bug111441: http://build.webkit.sed.hu/builders/ARMv7%20Linux%20Qt5%20Release%20%28Test%29/builds/7987 849986 1 ossy 2013-03-07 05:18:23 -0800 The bug was valid on r140000 - http://build.webkit.sed.hu/builders/ARMv7%20Linux%20Qt5%20Release%20%28Test%29/builds/7992 (only inspector tests was ran here) 849988 2 ossy 2013-03-07 05:23:02 -0800 all inspector tests crashed on r139004 - http://build.webkit.sed.hu/builders/ARMv7%20Linux%20Qt5%20Release%20%28Test%29/builds/7993 849995 3 ossy 2013-03-07 05:37:42 -0800 all tests crashed on r138500 - http://build.webkit.sed.hu/builders/ARMv7%20Linux%20Qt5%20Release%20%28Test%29/builds/7994 850154 4 ossy 2013-03-07 09:20:16 -0800 I got it r138609 is the culprit. It caused this regression or revealed a hidden bug. r138608 - http://build.webkit.sed.hu/builders/ARMv7%20Linux%20Qt5%20Release%20%28Test%29/builds/8001 r138609 - http://build.webkit.sed.hu/builders/ARMv7%20Linux%20Qt5%20Release%20%28Test%29/builds/8002 (Of course I applied the fix from https://bugs.webkit.org/show_bug.cgi?id=111441 to unhide this bug) 850156 5 ossy 2013-03-07 09:21:06 -0800 It might be similar bug on ARM Thumb2 to this ARM Traditional bug - https://bugs.webkit.org/show_bug.cgi?id=105930 857272 6 ossy 2013-03-18 10:30:08 -0700 The proposed fix in https://bugs.webkit.org/show_bug.cgi?id=103146 fixes these crashes. *** This bug has been marked as a duplicate of bug 103146 ***