maskit opened a new issue, #12445:
URL: https://github.com/apache/trafficserver/issues/12445
Regression test (-R 3) crashes on master and 10.1.x.
```
RPRINT ram_cache: RamCache CLFUS Nominal Size 268435456 Size 266758096
REGRESSION_RESULT ram_cache: PASSED
REGRESSION TEST cache_disk_replacement_stability started
Process 24055 stopped
* thread #12, name = '[ET_NET 9]', stop reason = EXC_BAD_ACCESS (code=1,
address=0x0)
frame #0: 0x000000019621aa44 libsystem_platform.dylib`_platform_strlen +
4
libsystem_platform.dylib`_platform_strlen:
-> 0x19621aa44 <+4>: ldr q0, [x1]
0x19621aa48 <+8>: adr x3, 0x19621a980 ; ___lldb_unnamed_symbol320
0x19621aa4c <+12>: ldr q2, [x3], #0x10
0x19621aa50 <+16>: and x2, x0, #0xf
Target 0: (traffic_server) stopped.
(lldb) bt
* thread #12, name = '[ET_NET 9]', stop reason = EXC_BAD_ACCESS (code=1,
address=0x0)
* frame #0: 0x000000019621aa44 libsystem_platform.dylib`_platform_strlen +
4
frame #1: 0x000000010018c250 traffic_server`Stripe::Stripe(CacheDisk*,
long long, long long, int, int) [inlined]
Stripe::_init_hash_text(this=0x0000000178a28040, disk=0x0000000103a970f8,
blocks=119406592, dir_skip=0) at Stripe.cc:104:33 [opt]
frame #2: 0x000000010018c23c
traffic_server`Stripe::Stripe(this=0x0000000178a28040, disk=0x0000000103a970f8,
blocks=119406592, dir_skip=0, avg_obj_size=-1, fragment_size=<unavailable>) at
Stripe.cc:95:9 [opt]
frame #3: 0x000000010018dad4
traffic_server`StripeSM::StripeSM(this=0x0000000178a28000,
disk=0x0000000103a970f8, blocks=119406592, dir_skip=0, avg_obj_size=-1,
fragment_size=-1) at StripeSM.cc:117:5 [opt]
frame #4: 0x0000000100195528
traffic_server`RegressionTest_cache_disk_replacement_stability(RegressionTest*,
int, int*) [inlined] std::__1::__unique_if<StripeSM>::__unique_single
std::__1::make_unique[abi:ne190102]<StripeSM, CacheDisk*, long long,
int>(__args=<unavailable>, __args=<unavailable>, __args=<unavailable>) at
unique_ptr.h:635:30 [opt]
frame #5: 0x0000000100195504
traffic_server`RegressionTest_cache_disk_replacement_stability(t=0x0000000100522370,
level=<unavailable>, pstatus=0x00000001005223a0) at CacheTest.cc:457:22 [opt]
frame #6: 0x0000000100ac9414 libtscore.dylib`RegressionTest::run(char
const*, int) [inlined] start_test(t=0x0000000100522370, regression_level=3) at
Regression.cc:83:3 [opt]
frame #7: 0x0000000100ac93e4
libtscore.dylib`RegressionTest::run(atest=<unavailable>, regression_level=3) at
Regression.cc:106:17 [opt]
frame #8: 0x00000001000118f0 traffic_server`(anonymous
namespace)::RegressionCont::mainEvent(this=0x00000001061ed590,
event=<unavailable>, e=<unavailable>) at traffic_server.cc:1564:25 [opt]
frame #9: 0x000000010027628c
traffic_server`EThread::process_event(Event*, int) [inlined]
Continuation::handleEvent(this=<unavailable>, event=2, data=0x000000010172eba0)
at Continuation.h:228:12 [opt]
frame #10: 0x0000000100276228
traffic_server`EThread::process_event(this=0x00000001028f30c0,
e=0x000000010172eba0, calling_code=2) at UnixEThread.cc:166:22 [opt]
frame #11: 0x0000000100276a00
traffic_server`EThread::execute_regular(this=0x00000001028f30c0) at
UnixEThread.cc:273:11 [opt]
frame #12: 0x00000001002771a4
traffic_server`EThread::execute(this=0x00000001028f30c0) at
UnixEThread.cc:358:11 [opt]
frame #13: 0x00000001002755b4
traffic_server`spawn_thread_internal(a=0x0000000101752880) at Thread.cc:0 [opt]
frame #14: 0x00000001961e3c0c libsystem_pthread.dylib`_pthread_start +
136
```
```
(lldb) f 1
warning: traffic_server was compiled with optimization - stepping may behave
oddly; variables may not be available.
frame #1: 0x000000010018c250 traffic_server`Stripe::Stripe(CacheDisk*, long
long, long long, int, int) [inlined]
Stripe::_init_hash_text(this=0x0000000178a28040, disk=0x0000000103a970f8,
blocks=119406592, dir_skip=0) at Stripe.cc:104:33 [opt]
101 Stripe::_init_hash_text(CacheDisk const *disk, off_t blocks,
off_t dir_skip)
102 {
103 char const *seed_str = disk->hash_base_string ?
disk->hash_base_string : disk->path;
-> 104 const size_t hash_seed_size = strlen(seed_str);
105 const size_t hash_text_size = hash_seed_size + 32;
106
107 this->hash_text = static_cast<char
*>(ats_malloc(hash_text_size));
(lldb) p seed_str
(const char *) 0x0000000000000000
(lldb) p disk->hash_base_string
(const ats_scoped_str) {
ats_scoped_resource<detail::SCOPED_MALLOC_TRAITS<char> > = (_r =
0x0000000000000000)
}
(lldb) p disk->path
(char *const) 0x0000000000000000
```
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