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https://issues.apache.org/jira/browse/TS-3915?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Leif Hedstrom updated TS-3915:
------------------------------
Assignee: Bryan Call
> Regression fails when compilied with asan, heap-use-after-free
> --------------------------------------------------------------
>
> Key: TS-3915
> URL: https://issues.apache.org/jira/browse/TS-3915
> Project: Traffic Server
> Issue Type: Bug
> Components: TS API
> Reporter: Bryan Call
> Assignee: Bryan Call
> Fix For: 6.2.0
>
>
> Running regression with asan enable on Fedora 22:
> {code}
> CXXFLAGS="-Werror -fno-omit-frame-pointer -fsanitize=address"
> CFLAGS="-Werror" SPDYLAY_CFLAGS="-I /usr/local/include/"
> SPDYLAY_LIBS="-L/usr/local/lib -lspdylay" ./configure --enable-ccache
> --enable-spdy --disable-freelist
> REGRESSION TEST SDK_API_HttpTxnTransform started
> Regression test(SDK_API_HttpTxnTransform) still in progress
> [SDK_API_HttpTxnTransform] TSTransformCreate : [TestCase1] <<PASS>> { ok }
> [SDK_API_HttpTxnTransform] TSHttpTxnTransformRespGet : [TestCase] <<PASS>> {
> ok }
> [SDK_API_HttpTxnTransform] TSHttpTxnTransformRespGet : [TestCase] <<PASS>> {
> ok }
> [SDK_API_HttpTxnTransform] TSHttpTxnTransformRespGet : [TestCase] <<PASS>> {
> ok }
> [SDK_API_HttpTxnTransform] TSHttpTxnUntransformedResponseCache : [TestCase1]
> <<PASS>> { ok }
> [SDK_API_HttpTxnTransform] TSHttpTxnTransformedResponseCache : [TestCase1]
> <<PASS>> { ok }
> =================================================================
> ==14340==ERROR: AddressSanitizer: heap-use-after-free on address
> 0x60800d59276b at pc 0x0000005cb466 bp 0x7f4f46b88b40 sp 0x7f4f46b88b30
> READ of size 1 at 0x60800d59276b thread T9 ([ET_NET 8])
> #0 0x5cb465 in transformtest_transform
> /home/bcall/dev/apache/trafficserver/proxy/InkAPITest.cc:6318
> #1 0xc33609 in Continuation::handleEvent(int, void*)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/I_Continuation.h:146
> #2 0xc33609 in EThread::process_event(Event*, int)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/UnixEThread.cc:128
> #3 0xc35605 in EThread::execute()
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/UnixEThread.cc:207
> #4 0xc32438 in spawn_thread_internal
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/Thread.cc:86
> #5 0x7f4f4da8c554 in start_thread (/lib64/libpthread.so.0+0x7554)
> #6 0x7f4f4c9bcb9c in __clone (/lib64/libc.so.6+0x102b9c)
> 0x60800d59276b is located 75 bytes inside of 96-byte region
> [0x60800d592720,0x60800d592780)
> freed by thread T4 ([ET_NET 3]) here:
> #0 0x7f4f4fb2470a in __interceptor_free (/lib64/libasan.so.2+0x9870a)
> #1 0x5de815 in transform_hook_handler
> /home/bcall/dev/apache/trafficserver/proxy/InkAPITest.cc:6637
> #2 0xc33609 in Continuation::handleEvent(int, void*)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/I_Continuation.h:146
> #3 0xc33609 in EThread::process_event(Event*, int)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/UnixEThread.cc:128
> #4 0xc35605 in EThread::execute()
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/UnixEThread.cc:207
> #5 0xc32438 in spawn_thread_internal
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/Thread.cc:86
> #6 0x7f4f4da8c554 in start_thread (/lib64/libpthread.so.0+0x7554)
> previously allocated by thread T0 ([ET_NET 0]) here:
> #0 0x7f4f4fb24a0a in malloc (/lib64/libasan.so.2+0x98a0a)
> #1 0x7f4f4f859ae5 in ats_malloc
> /home/bcall/dev/apache/trafficserver/lib/ts/ink_memory.cc:54
> #2 0x5d3d2a in RegressionTest_SDK_API_HttpTxnTransform(RegressionTest*,
> int, int*) /home/bcall/dev/apache/trafficserver/proxy/InkAPITest.cc:6663
> #3 0x7f4f4f844f69 in start_test
> /home/bcall/dev/apache/trafficserver/lib/ts/Regression.cc:78
> #4 0x7f4f4f844f69 in RegressionTest::run_some()
> /home/bcall/dev/apache/trafficserver/lib/ts/Regression.cc:126
> #5 0x7f4f4f845366 in RegressionTest::check_status()
> /home/bcall/dev/apache/trafficserver/lib/ts/Regression.cc:141
> #6 0x563773 in RegressionCont::mainEvent(int, Event*)
> /home/bcall/dev/apache/trafficserver/proxy/Main.cc:1210
> #7 0xc33609 in Continuation::handleEvent(int, void*)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/I_Continuation.h:146
> #8 0xc33609 in EThread::process_event(Event*, int)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/UnixEThread.cc:128
> #9 0xc35605 in EThread::execute()
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/UnixEThread.cc:207
> #10 0x497d2c in main
> /home/bcall/dev/apache/trafficserver/proxy/Main.cc:1812
> #11 0x7f4f4c8da6ff in __libc_start_main (/lib64/libc.so.6+0x206ff)
> Thread T9 ([ET_NET 8]) created by T0 ([ET_NET 0]) here:
> #0 0x7f4f4fac2703 in pthread_create (/lib64/libasan.so.2+0x36703)
> #1 0xc32eda in ink_thread_create ../../lib/ts/ink_thread.h:150
> #2 0xc32eda in Thread::start(char const*, unsigned long, void*
> (*)(void*), void*)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/Thread.cc:101
> #3 0xc3b0d4 in EventProcessor::start(int, unsigned long)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/UnixEventProcessor.cc:140
> #4 0x496abf in main
> /home/bcall/dev/apache/trafficserver/proxy/Main.cc:1624
> #5 0x7f4f4c8da6ff in __libc_start_main (/lib64/libc.so.6+0x206ff)
> Thread T4 ([ET_NET 3]) created by T0 ([ET_NET 0]) here:
> #0 0x7f4f4fac2703 in pthread_create (/lib64/libasan.so.2+0x36703)
> #1 0xc32eda in ink_thread_create ../../lib/ts/ink_thread.h:150
> #2 0xc32eda in Thread::start(char const*, unsigned long, void*
> (*)(void*), void*)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/Thread.cc:101
> #3 0xc3b0d4 in EventProcessor::start(int, unsigned long)
> /home/bcall/dev/apache/trafficserver/iocore/eventsystem/UnixEventProcessor.cc:140
> #4 0x496abf in main
> /home/bcall/dev/apache/trafficserver/proxy/Main.cc:1624
> #5 0x7f4f4c8da6ff in __libc_start_main (/lib64/libc.so.6+0x206ff)
> SUMMARY: AddressSanitizer: heap-use-after-free
> /home/bcall/dev/apache/trafficserver/proxy/InkAPITest.cc:6318
> transformtest_transform
> Shadow bytes around the buggy address:
> 0x0c1081aaa490: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c1081aaa4a0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c1081aaa4b0: fa fa fa fa fd fd fd fd fd fd fd fd fd fd fa fa
> 0x0c1081aaa4c0: fa fa fa fa fd fd fd fd fd fd fd fd fd fd fa fa
> 0x0c1081aaa4d0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> =>0x0c1081aaa4e0: fa fa fa fa fd fd fd fd fd fd fd fd fd[fd]fd fd
> 0x0c1081aaa4f0: fa fa fa fa fd fd fd fd fd fd fd fd fd fd fa fa
> 0x0c1081aaa500: fa fa fa fa fd fd fd fd fd fd fd fd fd fd fa fa
> 0x0c1081aaa510: fa fa fa fa fd fd fd fd fd fd fd fd fd fd fa fa
> 0x0c1081aaa520: fa fa fa fa fd fd fd fd fd fd fd fd fd fd fa fa
> 0x0c1081aaa530: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> Shadow byte legend (one shadow byte represents 8 application bytes):
> Addressable: 00
> Partially addressable: 01 02 03 04 05 06 07
> Heap left redzone: fa
> Heap right redzone: fb
> Freed heap region: fd
> Stack left redzone: f1
> Stack mid redzone: f2
> Stack right redzone: f3
> Stack partial redzone: f4
> Stack after return: f5
> Stack use after scope: f8
> Global redzone: f9
> Global init order: f6
> Poisoned by user: f7
> Container overflow: fc
> Array cookie: ac
> Intra object redzone: bb
> ASan internal: fe
> ==14340==ABORTING
> {code}
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