ANR DumpForSigQuit 遇到ART abort

[xuqnqn]

发现xCrash 在处理ANR时，调用art 的 DumpForSigQuit 有比较大的crash 概率，下面是一个比较常见的crash backtrace. 而且绝大部分是发生在anroid 9上，art在dump java stack时发生循环abort了

backtrace <<<
#00 pc 0001d796 /system/lib/libc.so (abort+57)
#1 pc 0037160b /system/lib/libart.so (_ZN3art7Runtime5AbortEPKc+950)
#2 pc 0000720b /system/lib/libbase.so (_ZN7android4base10LogMessageD2Ev+578)
#3 pc 003c526b /system/lib/libart.so (_ZN3art8verifier14MethodVerifier20GetMethodIdxOfInvokeEPKNS_11InstructionE+210)
#4 pc 003c3f01 /system/lib/libart.so (_ZN3art8verifier14MethodVerifier20VerifyInvocationArgsEPKNS_11InstructionENS0_10MethodTypeEb+28)
#5 pc 003bd1bf /system/lib/libart.so (_ZN3art8verifier14MethodVerifier25CodeFlowVerifyInstructionEPj+5486)
#6 pc 003bb9bf /system/lib/libart.so (_ZN3art8verifier14MethodVerifier20CodeFlowVerifyMethodEv+214)
#7 pc 003ba3c9 /system/lib/libart.so (_ZN3art8verifier14MethodVerifier14VerifyCodeFlowEv+576)
#8 pc 003b887b /system/lib/libart.so (_ZN3art8verifier14MethodVerifier6VerifyEv+5798)
#9 pc 003b9bb9 /system/lib/libart.so (_ZN3art8verifier14MethodVerifier16FindLocksAtDexPcEv+88)
#10 pc 003b9af7 /system/lib/libart.so (_ZN3art8verifier14MethodVerifier16FindLocksAtDexPcEPNS_9ArtMethodEjPNSt3__16vectorINS1_11DexLockInfoENS4_9allocatorIS6_EEEE+378)
#11 pc 002ebe85 /system/lib/libart.so (_ZN3art7Monitor10VisitLocksEPNS_12StackVisitorEPFvPNS_6mirror6ObjectEPvES6_b+296)
#12 pc 003a0a7f /system/lib/libart.so (_ZN3art26MonitorObjectsStackVisitor10VisitFrameEv+98)
#13 pc 00385c23 /system/lib/libart.so (_ZN3art12StackVisitor9WalkStackILNS0_16CountTransitionsE0EEEvb+506)
#14 pc 0039715f /system/lib/libart.so (_ZNK3art6Thread13DumpJavaStackERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEEbb+222)
#15 pc 00393bdf /system/lib/libart.so (_ZNK3art6Thread9DumpStackERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEEbP12BacktraceMapb+226)
#16 pc 003901af /system/lib/libart.so (_ZNK3art6Thread4DumpERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEEbP12BacktraceMapb+34)
#17 pc 003a9a77 /system/lib/libart.so (_ZN3art14DumpCheckpoint3RunEPNS_6ThreadE+654)
#18 pc 003a3ed9 /system/lib/libart.so (ZN3art10ThreadList13RunCheckpointEPNS_7ClosureES2+1152)
#19 pc 003a30d1 /system/lib/libart.so (_ZN3art10ThreadList4DumpERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEEb+384)
#20 pc 003713af /system/lib/libart.so (_ZN3art7Runtime5AbortEPKc+346)
#21 pc 0000720b /system/lib/libbase.so (_ZN7android4base10LogMessageD2Ev+578)
#22 pc 003c526b /system/lib/libart.so (_ZN3art8verifier14MethodVerifier20GetMethodIdxOfInvokeEPKNS_11InstructionE+210)
#23 pc 003c3f01 /system/lib/libart.so (_ZN3art8verifier14MethodVerifier20VerifyInvocationArgsEPKNS_11InstructionENS0_10MethodTypeEb+28)
#24 pc 003bd1bf /system/lib/libart.so (_ZN3art8verifier14MethodVerifier25CodeFlowVerifyInstructionEPj+5486)
#25 pc 003bb9bf /system/lib/libart.so (_ZN3art8verifier14MethodVerifier20CodeFlowVerifyMethodEv+214)
#26 pc 003ba3c9 /system/lib/libart.so (_ZN3art8verifier14MethodVerifier14VerifyCodeFlowEv+576)
#27 pc 003b887b /system/lib/libart.so (_ZN3art8verifier14MethodVerifier6VerifyEv+5798)
#28 pc 003b9bb9 /system/lib/libart.so (_ZN3art8verifier14MethodVerifier16FindLocksAtDexPcEv+88)
#29 pc 003b9af7 /system/lib/libart.so (_ZN3art8verifier14MethodVerifier16FindLocksAtDexPcEPNS_9ArtMethodEjPNSt3__16vectorINS1_11DexLockInfoENS4_9allocatorIS6_EEEE+378)
#30 pc 002ebe85 /system/lib/libart.so (_ZN3art7Monitor10VisitLocksEPNS_12StackVisitorEPFvPNS_6mirror6ObjectEPvES6_b+296)
#31 pc 003a0a7f /system/lib/libart.so (_ZN3art26MonitorObjectsStackVisitor10VisitFrameEv+98)
#32 pc 00385c23 /system/lib/libart.so (_ZN3art12StackVisitor9WalkStackILNS0_16CountTransitionsE0EEEvb+506)
#33 pc 0039715f /system/lib/libart.so (_ZNK3art6Thread13DumpJavaStackERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEEbb+222)
#34 pc 00393bdf /system/lib/libart.so (_ZNK3art6Thread9DumpStackERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEEbP12BacktraceMapb+226)
#35 pc 003901af /system/lib/libart.so (_ZNK3art6Thread4DumpERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEEbP12BacktraceMapb+34)
#36 pc 003a9a77 /system/lib/libart.so (_ZN3art14DumpCheckpoint3RunEPNS_6ThreadE+654)
#37 pc 003a3ed9 /system/lib/libart.so (ZN3art10ThreadList13RunCheckpointEPNS_7ClosureES2+1152)
#38 pc 003a3269 /system/lib/libart.so (_ZN3art10ThreadList4DumpERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEEb+792)
#39 pc 003a2e7b /system/lib/libart.so (_ZN3art10ThreadList14DumpForSigQuitERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEE+650)
#40 pc 0037bdb9 /system/lib/libart.so (_ZN3art7Runtime14DumpForSigQuitERNSt3__113basic_ostreamIcNS1_11char_traitsIcEEEE+120)
#41 pc 000054d3 /data/app/com.xxx.yyy-cqz0wiwhy9CKKL7O9TNArg==/lib/arm/libxcrash.so
#42 pc 00065ac7 /system/lib/libc.so (_ZL15__pthread_startPv+22)
#43 pc 0001e9ad /system/lib/libc.so (__start_thread+32)

[caikelun]

嗯，我们以后可以针对DumpForSigQuit加个“忽略sigabrt的逻辑”，应该是无害的。

[xuqnqn]

v2.5.7中，已经针对DumpForSigQuit加个“忽略sigabrt的逻辑”