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authorDmitry Vyukov <dvyukov@google.com>2020-07-16 12:22:57 +0200
committerDmitry Vyukov <dvyukov@google.com>2020-07-16 12:22:57 +0200
commitc4b454fc54ca0caad77d11c5ba27b09b5da9b034 (patch)
treea6045d982f9b7318c6a1402280e319787f91a2ae /pkg/ipc
parenta3e915fe9bac96541fed593a05bf5a16f08bf5c7 (diff)
pkg/runtest: tell ASAN to not mess with our NONFAILING
It seems that different gcc's have different defaults for ASAN flags. Some fail with: run.go:67: nonfailing none/thr/repeat : FAIL: run 0: call 0 is not executed ASAN:DEADLYSIGNAL ================================================================= ==67143==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7f7b0befb0a2 bp 0x7f7b0cfdad10 sp 0x7f7b0cfda490 T1) #0 0x7f7b0befb0a1 (/usr/lib/x86_64-linux-gnu/libasan.so.3+0x8d0a1) #1 0x404bbb in syz_compare(long, long, long, long) (/tmp/utor355225125.0+0x404bbb) #2 0x403cdf in execute_call(thread_t*) (/tmp/utor355225125.0+0x403cdf) #3 0x404006 in worker_thread(void*) (/tmp/utor355225125.0+0x404006) #4 0x7f7b0bc584a3 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x74a3) #5 0x7f7b0b99ad0e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe8d0e) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV (/usr/lib/x86_64-linux-gnu/libasan.so.3+0x8d0a1) Thread T1 created by T0 here: #0 0x7f7b0be9ef59 in __interceptor_pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.3+0x30f59) #1 0x406117 in execute_one() (/tmp/utor355225125.0+0x406117)
Diffstat (limited to 'pkg/ipc')
-rw-r--r--pkg/ipc/ipc.go2
1 files changed, 2 insertions, 0 deletions
diff --git a/pkg/ipc/ipc.go b/pkg/ipc/ipc.go
index 4e41f92fe..11e73835b 100644
--- a/pkg/ipc/ipc.go
+++ b/pkg/ipc/ipc.go
@@ -586,6 +586,8 @@ func makeCommand(pid int, bin []string, config *Config, inFile, outFile *os.File
cmd.ExtraFiles = []*os.File{inFile, outFile}
}
cmd.Dir = dir
+ // Tell ASAN to not mess with our NONFAILING.
+ cmd.Env = append(append([]string{}, os.Environ()...), "ASAN_OPTIONS=handle_segv=0 allow_user_segv_handler=1")
cmd.Stdin = outrp
cmd.Stdout = inwp
if config.Flags&FlagDebug != 0 {