[iOS] MBLoggerCoreDataManager.saveContext(_:) crash

[Khmelevsky]

iOS 17.* only
Mindbox 2.11.0
81% of crash events for this issue happened in the first 5 seconds of a user's session

SQLQueue 0x102308fb0 for CDLogMessage.sqlite
0 libsystem_kernel.dylib 0x91f8 fsync + 8
1 libsqlite3.dylib 0x4caa0 sqlite3_free_table + 47104
2 libsqlite3.dylib 0x55b54 sqlite3_randomness + 1664
3 libsqlite3.dylib 0x4c660 sqlite3_free_table + 46016
4 libsqlite3.dylib 0x3cd68 sqlite3_value_text + 19848
5 libsqlite3.dylib 0x3c930 sqlite3_value_text + 18768
6 libsqlite3.dylib 0x15c60 sqlite3_finalize + 1812
7 libsqlite3.dylib 0x36cf0 sqlite3_step + 46152
8 libsqlite3.dylib 0x2bc6c sqlite3_step + 964
9 CoreData 0x40e0 _execute + 128
10 CoreData 0x8c670 -[NSSQLiteConnection commitTransaction] + 596
11 CoreData 0x89fcc _executeGenerateObjectIDRequest + 388
12 CoreData 0x34abc -[NSSQLGenerateObjectIDRequestContext executeRequestCore:] + 28
13 CoreData 0x55ebc -[NSSQLStoreRequestContext executeRequestUsingConnection:] + 252
14 CoreData 0x55bd8 __52-[NSSQLDefaultConnectionManager handleStoreRequest:]_block_invoke + 60
15 CoreData 0x55b10 __37-[NSSQLiteConnection performAndWait:]_block_invoke + 48
16 libdispatch.dylib 0x3dd4 _dispatch_client_callout + 20
17 libdispatch.dylib 0x132c4 _dispatch_lane_barrier_sync_invoke_and_complete + 56
18 CoreData 0x22c6c -[NSSQLiteConnection performAndWait:] + 176
19 CoreData 0x22b30 -[NSSQLDefaultConnectionManager handleStoreRequest:] + 248
20 CoreData 0x229f8 -[NSSQLCoreDispatchManager routeStoreRequest:] + 228
21 CoreData 0x227fc -[NSSQLCore dispatchRequest:withRetries:] + 172
22 CoreData 0xafc7c -[NSSQLCore _obtainPermanentIDsForObjects:withNotification:error:] + 1324
23 CoreData 0x74824 -[NSSQLCore _prepareForExecuteRequest:withContext:error:] + 272
24 CoreData 0x730e8 __65-[NSPersistentStoreCoordinator executeRequest:withContext:error:]block_invoke.541 + 9172
25 CoreData 0x11700 -[NSPersistentStoreCoordinator routeHeavyweightBlock:] + 264
26 CoreData 0x10b9c -[NSPersistentStoreCoordinator executeRequest:withContext:error:] + 1048
27 CoreData 0xc1c38 -[NSManagedObjectContext save:] + 972
28 MyApp 0x73c1c0 specialized MBLoggerCoreDataManager.saveContext(:) + 177 (MBLoggerCoreDataManager.swift:177)
29 MyApp 0x739f4c closure #1 in MBLoggerCoreDataManager.create(message:timestamp:) + 171 (MBLoggerCoreDataManager.swift:171)
30 MyApp 0x73ad18 partial apply for closure #1 in MBLoggerCoreDataManager.create(message:timestamp:) + 4310543640 (:4310543640)
31 MyApp 0x73c434 partial apply for specialized thunk for @callee_guaranteed () -> (@out A, https://github.com/error @owned Error) + 4310549556 (:4310549556)
32 MyApp 0x7391d4 specialized closure #1 in closure #1 in NSManagedObjectContext.performAndWaitHelper(fn:execute:rescue:) + 33 (NSManagedObjectContext+Extension.swift:33)
33 MyApp 0x54cb8 Adapter.adapt(:for:completion:) + 137 (ChatCoordinator.swift:137)
34 MyApp 0x54cb8 Retrier.retry(:for:dueTo:completion:) + 4303310008 (:4303310008)
35 MyApp 0x320e28 thunk for https://github.com/escaping @callee_guaranteed () -> () + 4306243112 (:4306243112)
36 CoreData 0x26fe8 developerSubmittedBlockToNSManagedObjectContextPerform + 156
37 libdispatch.dylib 0x3dd4 _dispatch_client_callout + 20
38 libdispatch.dylib 0x136f8 _dispatch_sync_invoke_and_complete_recurse + 64
39 libdispatch.dylib 0x13178 dispatch_sync_f_slow + 176
40 CoreData 0x9d15c -[NSManagedObjectContext performBlockAndWait:] + 264
41 MyApp 0x738c88 specialized NSManagedObjectContext.mindboxPerformAndWait(:) + 15 (NSManagedObjectContext+Extension.swift:15)
42 MyApp 0x739bac MBLoggerCoreDataManager.create(message:timestamp:) + 79 (MBLoggerCoreDataManager.swift:79)
43 MyApp 0x73deb4 closure #1 in MBLogger.log(level:message:date:category:subsystem:) + 120 (MBLogger.swift:120)
44 MyApp 0x19c78 thunk for https://github.com/escaping @callee_guaranteed https://github.com/sendable () -> () + 4303068280 (:4303068280)
45 libdispatch.dylib 0x213c _dispatch_call_block_and_release + 32
46 libdispatch.dylib 0x3dd4 _dispatch_client_callout + 20
47 libdispatch.dylib 0xb400 _dispatch_lane_serial_drain + 748
48 libdispatch.dylib 0xbf30 _dispatch_lane_invoke + 380
49 libdispatch.dylib 0x16cb4 _dispatch_root_queue_drain_deferred_wlh + 288
50 libdispatch.dylib 0x16528 _dispatch_workloop_worker_thread + 404
51 libsystem_pthread.dylib 0x4934 _pthread_wqthread + 288
52 libsystem_pthread.dylib 0x10cc start_wqthread + 8

[justSmK]

Hello, @Khmelevsky.
We started working on this since version 2.11.1.
Please try to update the SDK to this version.
And I would really like to get some feedback on this issue after updating the SDK, if it's not too much trouble.

[justSmK]

Hello, @Khmelevsky.
We have released a version with CoreData optimization.
I would like to receive feedback about crashes after updating to this version.

[justSmK]

Hello, @Khmelevsky. 👋

We have made some optimizations related to CoreData in the latest SDK versions.

Since the release, we have not received additional reports related to this crash. If the issue persists or you encounter any related problems, please feel free to reopen this issue or create a new one.

Thank you for bringing this to our attention and for your patience while we worked on this. Your feedback was invaluable in improving the SDK. 🙏

Best regards,
Sergei Semko
Mindbox Team