Opened log file 'F:\FBQA\rundaily-2026\watch4dumps\logs\20260612_025436_463.WI-T6_0_0_2009.6956.txt'

Microsoft (R) Windows Debugger Version 10.0.17763.7010 AMD64
Copyright (c) Microsoft Corporation. All rights reserved.

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Loading Dump File [F:\temp\fbdumps\firebird.exe.6956.dmp]
User Mini Dump File with Full Memory: Only application data is available


************* Path validation summary **************
Response                         Time (ms)     Location
OK                                             F:\FBQA\rundaily-2026\unpacked-snapshot.tmp\FB60
OK                                             F:\FBQA\rundaily-2026\unpacked-snapshot.tmp\FB60\plugins
Symbol search path is: F:\FBQA\rundaily-2026\unpacked-snapshot.tmp\FB60;F:\FBQA\rundaily-2026\unpacked-snapshot.tmp\FB60\plugins
Executable search path is: 
Windows 10 Version 15063 MP (8 procs) Free x64
Product: WinNt, suite: SingleUserTS
15063.0.amd64fre.rs2_release.170317-1834
Machine Name:
Debug session time: Fri Jun 12 02:54:36.000 2026 (UTC + 3:00)
System Uptime: 9 days 17:20:21.906
Process Uptime: not available
...................................................
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for ntdll.dll - 

************* Symbol Loading Error Summary **************
Module name            Error
ntdll                  The system cannot find the file specified

You can troubleshoot most symbol related issues by turning on symbol loading diagnostics (!sym noisy) and repeating the command that caused symbols to be loaded.
You should also verify that your symbol search path (.sympath) is correct.
This dump file has an exception of interest stored in it.
The stored exception information can be accessed via .ecxr.
(1b2c.38a0): Access violation - code c0000005 (first/second chance not available)
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for KERNELBASE.dll - 
ntdll!ZwWaitForMultipleObjects+0x14:
00007ffc`a93b5ef4 c3              ret
0:004> $$ https://docs.microsoft.com/en-us/windows-hardware/drivers/debugger/k--kb--kc--kd--kp--kp--kv--display-stack-backtrace-
0:004> lm
start             end                 module name
00000000`01ba0000 00000000`01ba3000   icudt77    (deferred)             
00000000`027d0000 00000000`028ed000   fbintl     (deferred)             
00000000`05b70000 00000000`05be1000   chacha     (deferred)             
00000001`40000000 00000001`4012d000   firebird   (deferred)             
00000001`80000000 00000001`80008000   ib_util    (deferred)             
00007ffc`68980000 00007ffc`692e1000   engine14   (deferred)             
00007ffc`73d40000 00007ffc`73de6000   comctl32   (deferred)             
00007ffc`74f60000 00007ffc`752d1000   icuin77    (deferred)             
00007ffc`752e0000 00007ffc`75554000   icuuc77    (deferred)             
00007ffc`76520000 00007ffc`76734000   fbclient   (deferred)             
00007ffc`7bd90000 00007ffc`7be1d000   msvcp140   (deferred)             
00007ffc`8ee00000 00007ffc`8ee0f000   fbSampleKeyHolder   (deferred)             
00007ffc`8f7b0000 00007ffc`8f7ce000   VCRUNTIME140   (deferred)             
00007ffc`8fc90000 00007ffc`8fc9c000   VCRUNTIME140_1   (deferred)             
00007ffc`99900000 00007ffc`9991b000   mpr        (deferred)             
00007ffc`9a280000 00007ffc`9a296000   NapiNSP    (deferred)             
00007ffc`9a400000 00007ffc`9a41a000   pnrpnsp    (deferred)             
00007ffc`9bd40000 00007ffc`9bd4e000   winrnr     (deferred)             
00007ffc`a26f0000 00007ffc`a2708000   nlaapi     (deferred)             
00007ffc`a4990000 00007ffc`a49c1000   ntmarta    (deferred)             
00007ffc`a4dd0000 00007ffc`a4e07000   IPHLPAPI   (deferred)             
00007ffc`a4e10000 00007ffc`a4eb4000   dnsapi     (deferred)             
00007ffc`a5030000 00007ffc`a508c000   mswsock    (deferred)             
00007ffc`a5650000 00007ffc`a5675000   bcrypt     (deferred)             
00007ffc`a5780000 00007ffc`a5795000   profapi    (deferred)             
00007ffc`a57c0000 00007ffc`a57d1000   kernel_appcore   (deferred)             
00007ffc`a57e0000 00007ffc`a582c000   powrprof   (deferred)             
00007ffc`a5a00000 00007ffc`a5a9a000   msvcp_win   (deferred)             
00007ffc`a5b50000 00007ffc`a5d99000   KERNELBASE   (export symbols)       KERNELBASE.dll
00007ffc`a5da0000 00007ffc`a5de9000   cfgmgr32   (deferred)             
00007ffc`a5df0000 00007ffc`a64e1000   windows_storage   (deferred)             
00007ffc`a64f0000 00007ffc`a655a000   bcryptPrimitives   (deferred)             
00007ffc`a6560000 00007ffc`a657e000   win32u     (deferred)             
00007ffc`a6580000 00007ffc`a6676000   ucrtbase   (deferred)             
00007ffc`a6680000 00007ffc`a6807000   gdi32full   (deferred)             
00007ffc`a6be0000 00007ffc`a6c0d000   imm32      (deferred)             
00007ffc`a6c10000 00007ffc`a6cb1000   advapi32   (deferred)             
00007ffc`a6fb0000 00007ffc`a705e000   kernel32   (deferred)             
00007ffc`a7060000 00007ffc`a7185000   rpcrt4     (deferred)             
00007ffc`a71f0000 00007ffc`a7241000   shlwapi    (deferred)             
00007ffc`a7270000 00007ffc`a731a000   SHCore     (deferred)             
00007ffc`a7320000 00007ffc`a7619000   combase    (deferred)             
00007ffc`a7a60000 00007ffc`a7acc000   ws2_32     (deferred)             
00007ffc`a7ad0000 00007ffc`a7b29000   sechost    (deferred)             
00007ffc`a7b30000 00007ffc`a7bcd000   msvcrt     (deferred)             
00007ffc`a7bd0000 00007ffc`a7bd8000   nsi        (deferred)             
00007ffc`a7be0000 00007ffc`a9018000   shell32    (deferred)             
00007ffc`a9040000 00007ffc`a9185000   ole32      (deferred)             
00007ffc`a9190000 00007ffc`a92da000   user32     (deferred)             
00007ffc`a92e0000 00007ffc`a9307000   gdi32      (deferred)             
00007ffc`a9310000 00007ffc`a94eb000   ntdll      (export symbols)       ntdll.dll
0:004> ~*kpn 0xFFFF

   0  Id: 1b2c.530 Suspend: 0 Teb: 00000000`00319000 Unfrozen
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for mswsock.dll - 
 # Child-SP          RetAddr           Call Site
00 00000000`007feca8 00007ffc`a50385a2 ntdll!ZwWaitForSingleObject+0x14
01 00000000`007fecb0 00007ffc`a503ede1 mswsock!Tcpip4_WSHOpenSocket2+0x312
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for ws2_32.dll - 
02 00000000`007fed50 00007ffc`a7a74493 mswsock!NSPStartup+0x2e11
*** WARNING: Unable to verify checksum for firebird.exe
03 00000000`007feee0 00000001`400b640f ws2_32!select+0x153
04 (Inline Function) --------`-------- firebird!Select::select+0x22 [H:\SNAPSHOTS\Firebird\src\remote\inet.cpp @ 467]
05 00000000`007fefc0 00000001`400b616d firebird!select_wait(struct rem_port * main_port = 0x00000000`00868bc0, class Select * selct = 0x00000000`008604c0)+0x23f [H:\SNAPSHOTS\Firebird\src\remote\inet.cpp @ 2365]
06 00000000`007ff040 00000001`400116be firebird!select_multi(struct rem_port * main_port = 0x00000000`00868bc0, unsigned char * buffer = 0x00000000`0086d240 "", short bufsize = 0n8192, short * length = 0x00000000`007ff0d8, class Firebird::RefPtr<rem_port> * port = 0x00000000`007ff0d0)+0x2ed [H:\SNAPSHOTS\Firebird\src\remote\inet.cpp @ 2147]
07 00000000`007ff0a0 00000001`4000c008 firebird!SRVR_multi_thread(struct rem_port * main_port = 0x00000000`00868bc0, unsigned short flags = 0x3470)+0x18e [H:\SNAPSHOTS\Firebird\src\remote\server\server.cpp @ 1736]
08 00000000`007ff930 00000001`400c9ece firebird!WinMain(struct HINSTANCE__ * hThisInst = 0x00000001`40000000, struct HINSTANCE__ * __formal = 0x00000000`0000000a, char * lpszArgs = 0x00000000`00000000 "", int nWndMode = 0n10)+0x278 [H:\SNAPSHOTS\Firebird\src\remote\server\os\win32\srvr_w32.cpp @ 296]
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for kernel32.dll - 
09 (Inline Function) --------`-------- firebird!invoke_main+0x21 [D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl @ 102]
0a 00000000`007fff20 00007ffc`a6fc2784 firebird!__scrt_common_main_seh(void)+0x106 [D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl @ 288]
0b 00000000`007fff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
0c 00000000`007fff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21

   1  Id: 1b2c.3be8 Suspend: 0 Teb: 00000000`0031b000 Unfrozen
 # Child-SP          RetAddr           Call Site
00 00000000`00dffc48 00007ffc`a9351553 ntdll!ZwWaitForWorkViaWorkerFactory+0x14
01 00000000`00dffc50 00007ffc`a6fc2784 ntdll!TpReleaseWork+0x553
02 00000000`00dfff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
03 00000000`00dfff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21

   2  Id: 1b2c.3888 Suspend: 0 Teb: 00000000`0031d000 Unfrozen
 # Child-SP          RetAddr           Call Site
00 00000000`011ffc48 00007ffc`a9351553 ntdll!ZwWaitForWorkViaWorkerFactory+0x14
01 00000000`011ffc50 00007ffc`a6fc2784 ntdll!TpReleaseWork+0x553
02 00000000`011fff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
03 00000000`011fff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21

   3  Id: 1b2c.d14 Suspend: 0 Teb: 00000000`0031f000 Unfrozen
 # Child-SP          RetAddr           Call Site
00 00000000`015ffc48 00007ffc`a9351553 ntdll!ZwWaitForWorkViaWorkerFactory+0x14
01 00000000`015ffc50 00007ffc`a6fc2784 ntdll!TpReleaseWork+0x553
02 00000000`015fff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
03 00000000`015fff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21

#  4  Id: 1b2c.38a0 Suspend: 0 Teb: 00000000`00321000 Unfrozen
 # Child-SP          RetAddr           Call Site
00 00000000`023cbd98 00007ffc`a5b9de90 ntdll!ZwWaitForMultipleObjects+0x14
01 00000000`023cbda0 00007ffc`a5b9dd8e KERNELBASE!WaitForMultipleObjectsEx+0xf0
02 00000000`023cc0a0 00007ffc`a6fb191c KERNELBASE!WaitForMultipleObjects+0xe
03 00000000`023cc0e0 00007ffc`a6fb142f kernel32!BasepReportFault+0x58c
04 00000000`023cc690 00007ffc`a5b56a6f kernel32!BasepReportFault+0x9f
05 00000000`023cc6d0 00007ffc`a93bda9d KERNELBASE!UnhandledExceptionFilter+0x2af
06 00000000`023cc7e0 00007ffc`a93a6466 ntdll!memset+0x1c5d
07 00000000`023cc810 00007ffc`a93ba07d ntdll!_C_specific_handler+0x96
08 00000000`023cc880 00007ffc`a9329c58 ntdll!_chkstk+0x11d
09 00000000`023cc8b0 00007ffc`a93b90fe ntdll!RtlLookupFunctionEntry+0xab8
0a 00000000`023ccfc0 00007ffc`68a97637 ntdll!KiUserExceptionDispatcher+0x2e
*** WARNING: Unable to verify checksum for engine14.dll
0b 00000000`023cd740 00007ffc`689f7de2 engine14!Jrd::dsql_rel::dsql_rel(class Firebird::MemoryPool * p = 0x00000000`0653b610, class Jrd::jrd_rel * jrel = 0x00000000`065a7af0)+0x107 [H:\SNAPSHOTS\Firebird\src\dsql\dsql.cpp @ 1369]
0c 00000000`023cd7a0 00007ffc`68aaa314 engine14!METD_get_relation(class Jrd::jrd_tra * transaction = 0x00000000`06435fc0, class Jrd::DsqlCompilerScratch * dsqlScratch = 0x00000000`06bbf5c0, class Firebird::BaseQualifiedName<Jrd::MetaName> * name = 0x00000000`023cd8a0)+0x4a2 [H:\SNAPSHOTS\Firebird\gen\dsql\metd.cpp @ 1647]
0d 00000000`023cd880 00007ffc`68b5294b engine14!Jrd::DsqlCompilerScratch::resolveRoutineOrRelation(class Firebird::BaseQualifiedName<Jrd::MetaName> * name = 0x00000000`023cd9e0, class std::initializer_list<short> * objectTypes = 0x00000000`023cd9d0 { size=2 })+0x384 [H:\SNAPSHOTS\Firebird\src\dsql\DsqlCompilerScratch.cpp @ 175]
0e 00000000`023cd950 00007ffc`68b53f8f engine14!PASS1_make_context(class Jrd::DsqlCompilerScratch * dsqlScratch = 0x00000000`06bbf5c0, class Jrd::RecordSourceNode * relationNode = <Value unavailable error>)+0x2fb [H:\SNAPSHOTS\Firebird\src\dsql\pass1.cpp @ 393]
0f 00000000`023cdd70 00007ffc`68cd52b1 engine14!PASS1_relation(class Jrd::DsqlCompilerScratch * dsqlScratch = 0x00000000`06bbf5c0, class Jrd::RecordSourceNode * input = <Value unavailable error>)+0x2f [H:\SNAPSHOTS\Firebird\src\dsql\pass1.cpp @ 1801]
10 00000000`023cddc0 00007ffc`68b79f9a engine14!dsqlPassRelProc(class Jrd::DsqlCompilerScratch * dsqlScratch = 0x00000000`06bbf5c0, class Jrd::RecordSourceNode * source = <Value unavailable error>)+0x501 [H:\SNAPSHOTS\Firebird\src\jrd\RecordSourceNodes.cpp @ 4540]
11 (Inline Function) --------`-------- engine14!Jrd::Node::doDsqlPass+0x15 [H:\SNAPSHOTS\Firebird\src\dsql\Nodes.h @ 142]
12 (Inline Function) --------`-------- engine14!Jrd::Node::doDsqlPass+0x2a [H:\SNAPSHOTS\Firebird\src\dsql\Nodes.h @ 158]
13 00000000`023cdf30 00007ffc`68b6ac05 engine14!Jrd::ModifyNode::internalDsqlPass(class Jrd::DsqlCompilerScratch * dsqlScratch = 0x00000000`06010000, bool updateOrInsert = false)+0x6da [H:\SNAPSHOTS\Firebird\src\dsql\StmtNodes.cpp @ 8272]
14 00000000`023ce020 00007ffc`68ab4667 engine14!Jrd::ModifyNode::dsqlPass(class Jrd::DsqlCompilerScratch * dsqlScratch = 0x00000000`06bbf5c0)+0x15 [H:\SNAPSHOTS\Firebird\src\dsql\StmtNodes.cpp @ 8361]
15 (Inline Function) --------`-------- engine14!Jrd::Node::doDsqlPass+0x1a [H:\SNAPSHOTS\Firebird\src\dsql\Nodes.h @ 132]
16 00000000`023ce050 00007ffc`68a9b89a engine14!Jrd::DsqlDmlStatement::dsqlPass(class Jrd::thread_db * tdbb = 0x00000000`023ceb98, class Jrd::DsqlCompilerScratch * scratch = 0x00000000`06bbf5c0, unsigned int * traceResult = 0x00000000`023ce734)+0x97 [H:\SNAPSHOTS\Firebird\src\dsql\DsqlStatements.cpp @ 142]
17 00000000`023ce220 00007ffc`68a9b04b engine14!prepareStatement(class Jrd::thread_db * tdbb = 0x00000000`023ceb98, class Jrd::dsql_dbb * database = 0x00000000`0652ecb0, class Jrd::jrd_tra * transaction = 0x00000000`065fd1b0, unsigned long textLength = 0x2a, char * text = 0x00000000`008ccbb0 "update test set x = x + 654321 returning x", unsigned short clientDialect = 3, unsigned int prepareFlags = 0x47, bool isInternalRequest = false, unsigned int * traceResult = 0x00000000`023ce734)+0x7ca [H:\SNAPSHOTS\Firebird\src\dsql\dsql.cpp @ 667]
18 00000000`023ce6e0 00007ffc`68a9bcb8 engine14!prepareRequest(class Jrd::thread_db * tdbb = 0x00000000`023ceb98, class Jrd::dsql_dbb * database = 0x00000000`0652ecb0, class Jrd::jrd_tra * transaction = 0x00000000`06435fc0, unsigned long textLength = 0x2a, char * text = 0x00000000`008ccbb0 "update test set x = x + 654321 returning x", unsigned short clientDialect = 3, unsigned int prepareFlags = 0x47, bool isInternalRequest = false)+0x14b [H:\SNAPSHOTS\Firebird\src\dsql\dsql.cpp @ 488]
19 00000000`023ce890 00007ffc`68a9913c engine14!safePrepareRequest(class Jrd::thread_db * tdbb = 0x00000000`023ceb98, class Jrd::dsql_dbb * database = 0x00007ffc`68e18bc6, class Jrd::jrd_tra * transaction = 0x00000000`05213150, unsigned long textLength = 0x5213150, char * text = 0x00000000`008ccbb0 "update test set x = x + 654321 returning x", unsigned short clientDialect = 3, unsigned int prepareFlags = 0x47, bool isInternalRequest = false)+0x98 [H:\SNAPSHOTS\Firebird\src\dsql\dsql.cpp @ 470]
1a 00000000`023ce910 00007ffc`68c699c3 engine14!DSQL_prepare(class Jrd::thread_db * tdbb = 0x00000000`023ceb98, class Jrd::Attachment * attachment = 0x00000000`06190080, class Jrd::jrd_tra * transaction = 0x00000000`06435fc0, unsigned long length = 0x2a, char * string = 0x00000000`008ccbb0 "update test set x = x + 654321 returning x", unsigned short dialect = 3, unsigned int prepareFlags = 0x47, class Firebird::Array<unsigned char,Firebird::EmptyStorage<unsigned char> > * items = 0x00000000`023cea38, class Firebird::Array<unsigned char,Firebird::EmptyStorage<unsigned char> > * buffer = 0x00000000`023cea20, bool isInternalRequest = false)+0xfc [H:\SNAPSHOTS\Firebird\src\dsql\dsql.cpp @ 276]
1b 00000000`023ce9c0 00007ffc`68c58afa engine14!Jrd::JAttachment::prepare(class Firebird::CheckStatusWrapper * user_status = 0x00000000`023ced60, class Firebird::ITransaction * apiTra = 0x00000000`066461a8, unsigned int stmtLength = 0x2a, char * sqlStmt = 0x00000000`008ccbb0 "update test set x = x + 654321 returning x", unsigned int dialect = 3, unsigned int flags = 0x47)+0x1d3 [H:\SNAPSHOTS\Firebird\src\jrd\jrd.cpp @ 5745]
*** WARNING: Unable to verify checksum for fbclient.dll
1c 00000000`023ced20 00007ffc`765a3d1a engine14!Firebird::IAttachmentBaseImpl<Jrd::JAttachment,Firebird::CheckStatusWrapper,Firebird::IReferenceCountedImpl<Jrd::JAttachment,Firebird::CheckStatusWrapper,Firebird::Inherit<Firebird::IVersionedImpl<Jrd::JAttachment,Firebird::CheckStatusWrapper,Firebird::Inherit<Firebird::IAttachment> > > > >::cloopprepareDispatcher(class Firebird::IAttachment * self = 0x00000000`0663bbb8, class Firebird::IStatus * status = 0x00000000`0663bbb8, class Firebird::ITransaction * tra = 0x00000000`066461a8, unsigned int stmtLength = 0x2a, char * sqlStmt = 0x00000000`008ccbb0 "update test set x = x + 654321 returning x", unsigned int dialect = 3, unsigned int flags = 0x47)+0x6a [H:\SNAPSHOTS\Firebird\src\include\firebird\IdlFbInterfaces.h @ 12506]
1d (Inline Function) --------`-------- fbclient!Firebird::IAttachment::prepare+0x5a [H:\SNAPSHOTS\Firebird\src\include\firebird\IdlFbInterfaces.h @ 2698]
1e 00000000`023ceda0 00007ffc`76595eba fbclient!Why::YAttachment::prepare(class Firebird::CheckStatusWrapper * status = 0x00000000`023cee80, class Firebird::ITransaction * transaction = 0x00000000`008f3958, unsigned int stmtLength = 0x2a, char * sqlStmt = 0x00000000`008ccbb0 "update test set x = x + 654321 returning x", unsigned int dialect = 3, unsigned int flags = 0x47)+0xda [H:\SNAPSHOTS\Firebird\src\yvalve\why.cpp @ 5678]
1f 00000000`023cee40 00000001`40023b6b fbclient!Firebird::IAttachmentBaseImpl<Why::YAttachment,Firebird::CheckStatusWrapper,Firebird::IReferenceCountedImpl<Why::YAttachment,Firebird::CheckStatusWrapper,Firebird::Inherit<Firebird::IVersionedImpl<Why::YAttachment,Firebird::CheckStatusWrapper,Firebird::Inherit<Firebird::IAttachment> > > > >::cloopprepareDispatcher(class Firebird::IAttachment * self = 0x00000000`008f35e8, class Firebird::IStatus * status = 0x00000000`008f35e8, class Firebird::ITransaction * tra = 0x00000000`008f3958, unsigned int stmtLength = 0x2a, char * sqlStmt = 0x00000000`008ccbb0 "update test set x = x + 654321 returning x", unsigned int dialect = 3, unsigned int flags = 0x47)+0x6a [H:\SNAPSHOTS\Firebird\src\include\firebird\IdlFbInterfaces.h @ 12506]
20 (Inline Function) --------`-------- firebird!Firebird::IAttachment::prepare+0x4b [H:\SNAPSHOTS\Firebird\src\include\firebird\IdlFbInterfaces.h @ 2698]
21 00000000`023ceec0 00000001`40024404 firebird!rem_port::prepare_statement(struct p_sqlst * prepareL = 0x00000000`008a3ac0, struct packet * sendL = <Value unavailable error>)+0x3eb [H:\SNAPSHOTS\Firebird\src\remote\server\server.cpp @ 4990]
22 00000000`023cf9a0 00000001`400225be firebird!process_packet(struct rem_port * port = 0x00000000`00868bc0, struct packet * sendL = 0x00000000`008a31d8, struct packet * receive = 0x00000000`008a37b0, struct rem_port ** result = 0x00000000`023cff10)+0x4e4 [H:\SNAPSHOTS\Firebird\src\remote\server\server.cpp @ 5291]
23 00000000`023cfe10 00000001`400480a7 firebird!loopThread(void * __formal = 0x00000000`0092e280)+0x32e [H:\SNAPSHOTS\Firebird\src\remote\server\server.cpp @ 6988]
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for ucrtbase.dll - 
24 (Inline Function) --------`-------- firebird!`anonymous-namespace'::ThreadArgs::run+0x5 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 80]
25 00000000`023cff00 00007ffc`a65a0579 firebird!threadStart(void * arg = 0x00000000`00852e50)+0x67 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 97]
26 00000000`023cff30 00007ffc`a6fc2784 ucrtbase!wcstombs_s_l+0xe9
27 00000000`023cff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
28 00000000`023cff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21

   5  Id: 1b2c.24b4 Suspend: 0 Teb: 00000000`00323000 Unfrozen
 # Child-SP          RetAddr           Call Site
00 00000000`027cfc88 00007ffc`a5b8994f ntdll!ZwWaitForSingleObject+0x14
01 00000000`027cfc90 00007ffc`765f144f KERNELBASE!WaitForSingleObjectEx+0x9f
02 00000000`027cfd30 00007ffc`76566ad9 fbclient!Firebird::Semaphore::tryEnter(int seconds = <Value unavailable error>, int milliseconds = <Value unavailable error>)+0x1f [H:\SNAPSHOTS\Firebird\src\common\classes\semaphore.cpp @ 87]
03 (Inline Function) --------`-------- fbclient!std::_Atomic_storage<__int64,8>::load+0x198 [C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.43.34808\include\atomic @ 1062]
04 (Inline Function) --------`-------- fbclient!Firebird::AtomicCounter::value+0x198 [H:\SNAPSHOTS\Firebird\src\common\classes\fb_atomic.h @ 49]
05 00000000`027cfd60 00007ffc`765cb5a7 fbclient!Why::`anonymous namespace'::TimerEntry::timeThread(void * __formal = 0x00000000`00000000)+0x1f9 [H:\SNAPSHOTS\Firebird\src\yvalve\MasterImplementation.cpp @ 262]
06 (Inline Function) --------`-------- fbclient!`anonymous-namespace'::ThreadArgs::run+0x5 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 80]
07 00000000`027cff00 00007ffc`a65a0579 fbclient!threadStart(void * arg = 0x00000000`008f1a20)+0x67 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 97]
08 00000000`027cff30 00007ffc`a6fc2784 ucrtbase!wcstombs_s_l+0xe9
09 00000000`027cff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
0a 00000000`027cff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21

   6  Id: 1b2c.1fe4 Suspend: 0 Teb: 00000000`00325000 Unfrozen
 # Child-SP          RetAddr           Call Site
00 00000000`04d4fd68 00007ffc`a5b8994f ntdll!ZwWaitForSingleObject+0x14
01 00000000`04d4fd70 00007ffc`68e3e135 KERNELBASE!WaitForSingleObjectEx+0x9f
02 00000000`04d4fe10 00007ffc`68da8401 engine14!Firebird::SharedMemoryBase::eventWait(struct Firebird::event_t * event = 0x00000000`04943000, long value = 0n1, long micro_seconds = <Value unavailable error>)+0x45 [H:\SNAPSHOTS\Firebird\src\common\isc_sync.cpp @ 749]
03 00000000`04d4fe40 00007ffc`68dab247 engine14!Jrd::LockManager::blocking_action_thread(void)+0x161 [H:\SNAPSHOTS\Firebird\src\lock\lock.cpp @ 1548]
04 00000000`04d4fe90 00007ffc`68dab279 engine14!ThreadFinishSync<Jrd::LockManager *,0>::internalRun(void)+0x17 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.h @ 280]
05 00000000`04d4fed0 00007ffc`68e22527 engine14!ThreadFinishSync<Jrd::LockManager *,0>::internalRun(void * arg = <Value unavailable error>)+0x9 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.h @ 273]
06 (Inline Function) --------`-------- engine14!`anonymous-namespace'::ThreadArgs::run+0x5 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 80]
07 00000000`04d4ff00 00007ffc`a65a0579 engine14!threadStart(void * arg = 0x00000000`047cfff0)+0x67 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 97]
08 00000000`04d4ff30 00007ffc`a6fc2784 ucrtbase!wcstombs_s_l+0xe9
09 00000000`04d4ff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
0a 00000000`04d4ff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21

   7  Id: 1b2c.50c Suspend: 0 Teb: 00000000`00327000 Unfrozen
 # Child-SP          RetAddr           Call Site
00 00000000`0612fd68 00007ffc`a5b8994f ntdll!ZwWaitForSingleObject+0x14
01 00000000`0612fd70 00007ffc`68e3e135 KERNELBASE!WaitForSingleObjectEx+0x9f
02 00000000`0612fe10 00007ffc`68c7ba74 engine14!Firebird::SharedMemoryBase::eventWait(struct Firebird::event_t * event = 0x00000000`05c20498, long value = 0n1, long micro_seconds = <Value unavailable error>)+0x45 [H:\SNAPSHOTS\Firebird\src\common\isc_sync.cpp @ 749]
03 00000000`0612fe40 00007ffc`68c7eca7 engine14!`anonymous namespace'::MappingIpc::clearDeliveryThread(void)+0xc4 [H:\SNAPSHOTS\Firebird\src\jrd\Mapping.cpp @ 904]
04 00000000`0612fe90 00007ffc`68c7ecc9 engine14!ThreadFinishSync<`anonymous namespace'::MappingIpc *,0>::internalRun(void)+0x17 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.h @ 280]
05 00000000`0612fed0 00007ffc`68e22527 engine14!ThreadFinishSync<`anonymous namespace'::MappingIpc *,0>::internalRun(void * arg = <Value unavailable error>)+0x9 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.h @ 273]
06 (Inline Function) --------`-------- engine14!`anonymous-namespace'::ThreadArgs::run+0x5 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 80]
07 00000000`0612ff00 00007ffc`a65a0579 engine14!threadStart(void * arg = 0x00000000`05203be0)+0x67 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 97]
08 00000000`0612ff30 00007ffc`a6fc2784 ucrtbase!wcstombs_s_l+0xe9
09 00000000`0612ff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
0a 00000000`0612ff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21

   8  Id: 1b2c.2da0 Suspend: 0 Teb: 00000000`00329000 Unfrozen
 # Child-SP          RetAddr           Call Site
00 00000000`06a4fd68 00007ffc`a5b8994f ntdll!ZwWaitForSingleObject+0x14
01 00000000`06a4fd70 00007ffc`68e3e135 KERNELBASE!WaitForSingleObjectEx+0x9f
02 00000000`06a4fe10 00007ffc`68da8401 engine14!Firebird::SharedMemoryBase::eventWait(struct Firebird::event_t * event = 0x00000000`061b6fe0, long value = 0n6, long micro_seconds = <Value unavailable error>)+0x45 [H:\SNAPSHOTS\Firebird\src\common\isc_sync.cpp @ 749]
03 00000000`06a4fe40 00007ffc`68dab247 engine14!Jrd::LockManager::blocking_action_thread(void)+0x161 [H:\SNAPSHOTS\Firebird\src\lock\lock.cpp @ 1548]
04 00000000`06a4fe90 00007ffc`68dab279 engine14!ThreadFinishSync<Jrd::LockManager *,0>::internalRun(void)+0x17 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.h @ 280]
05 00000000`06a4fed0 00007ffc`68e22527 engine14!ThreadFinishSync<Jrd::LockManager *,0>::internalRun(void * arg = <Value unavailable error>)+0x9 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.h @ 273]
06 (Inline Function) --------`-------- engine14!`anonymous-namespace'::ThreadArgs::run+0x5 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 80]
07 00000000`06a4ff00 00007ffc`a65a0579 engine14!threadStart(void * arg = 0x00000000`0520ff30)+0x67 [H:\SNAPSHOTS\Firebird\src\common\ThreadStart.cpp @ 97]
08 00000000`06a4ff30 00007ffc`a6fc2784 ucrtbase!wcstombs_s_l+0xe9
09 00000000`06a4ff60 00007ffc`a9380d51 kernel32!BaseThreadInitThunk+0x14
0a 00000000`06a4ff90 00000000`00000000 ntdll!RtlUserThreadStart+0x21
0:004> q
quit:
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\atlmfc.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\concurrency.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\cpp_rest.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\stl.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\Windows.Data.Json.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\Windows.Devices.Geolocation.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\Windows.Devices.Sensors.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\Windows.Media.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\windows.natvis'
NatVis script unloaded from 'C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\Visualizers\winrt.natvis'

Generated 12.06.2026  4:27:50.23 by "F:\FBQA\rundaily-2026\watch4dumps\watch4dumps-win.bat" on host: HOME-AUX2
Command: "C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\cdb.exe" -z "F:\temp\fbdumps\firebird.exe.6956.dmp" -y "F:\FBQA\rundaily-2026\unpacked-snapshot.tmp\FB60;F:\FBQA\rundaily-2026\unpacked-snapshot.tmp\FB60\plugins" -cf "F:\FBQA\rundaily-2026\watch4dumps\logs\watch4dumps-win.cdb_commands.20260612042743.txt" -lines -logo "F:\FBQA\rundaily-2026\watch4dumps\logs\20260612_025436_463.WI-T6_0_0_2009.6956.txt" 1>nul 2>F:\FBQA\rundaily-2026\watch4dumps\logs\watch4dumps-win.err
CDB scenario (file "F:\FBQA\rundaily-2026\watch4dumps\logs\watch4dumps-win.cdb_commands.20260612042743.txt"):
============
$$ https://docs.microsoft.com/en-us/windows-hardware/drivers/debugger/k--kb--kc--kd--kp--kp--kv--display-stack-backtrace-
lm
~*kpn 0xFFFF
q
============
