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Type:
Bug
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Resolution: Unresolved
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Priority:
Major - P3
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None
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Affects Version/s: None
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Component/s: Schema Management
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None
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Storage Engines, Storage Engines - Foundations
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SE Foundations - Q4+ Backlog
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None
I was investigating WT-16021 and got a segfault when importing a table.
Here is the reproucer:
commit 6dbefe35245c4c25f46b00edc14a2bf0076dd3f1 (HEAD -> develop, origin/develop, origin/HEAD)
import shutil from helper import copy_wiredtiger_home import os import wttest from wiredtiger import stat class test_import13(wttest.WiredTigerTestCase): tablename = 'test_import13' params = 'key_format=S,value_format=S' uri = 'table:' + tablename dir = 'backup.dir' def test_import(self): self.session.create(self.uri, self.params) export_cursor = self.session.open_cursor('backup:export', None, None) os.mkdir(self.dir) copy_wiredtiger_home(self, '.', self.dir) self.assertTrue(os.path.isfile("WiredTiger.export")) export_cursor.close() self.session.drop(self.uri) self.session.checkpoint() import_config = 'import=(enabled,repair=true,metadata_file="WiredTiger.export")' shutil.copyfile('backup.dir/WiredTiger.export', 'WiredTiger.export') self.session.create(self.uri, import_config) files_imported_prev = self.get_stat(stat.conn.session_table_create_import_success) self.assertTrue(files_imported_prev == 1)
Stack trace:
#1 0x0000ffff8339cf80 in __create_table (session=session@entry=0xffff82a71c90, uri=uri@entry=0x2e296d90 "table:test_import13", exclusive=false, config=config@entry=0x2e5686a0 "import=(enabled,repair=true,metadata_file=\"WiredTiger.export\")") at wiredtiger/src/schema/schema_create.c:972 #2 0x0000ffff833991a4 in __schema_create (session=0xffff82a71c90, uri=0x2e296d90 "table:test_import13", config=0x2e5686a0 "import=(enabled,repair=true,metadata_file=\"WiredTiger.export\")") at wiredtiger/src/schema/schema_create.c:1542 #3 __wt_schema_create (session=session@entry=0xffff82a71c90, uri=uri@entry=0x2e296d90 "table:test_import13", config=config@entry=0x2e5686a0 "import=(enabled,repair=true,metadata_file=\"WiredTiger.export\")") at wiredtiger/src/schema/schema_create.c:1594 #4 0x0000ffff833af648 in __wt_session_create (session=session@entry=0xffff82a71c90, uri=uri@entry=0x2e296d90 "table:test_import13", config=config@entry=0x2e5686a0 "import=(enabled,repair=true,metadata_file=\"WiredTiger.export\")") at wiredtiger/src/session/session_api.c:1105 #5 0x0000ffff833b3f6c in __session_create (wt_session=0xffff82a71c90, uri=0x2e296d90 "table:test_import13", config=0x2e5686a0 "import=(enabled,repair=true,metadata_file=\"WiredTiger.export\")") at wiredtiger/src/session/session_api.c:1147
Looks like we are dealing with a NULL config:
(gdb) f 1 #1 0x0000ffff8339cf80 in __create_table (session=session@entry=0xffff82a71c90, uri=uri@entry=0x2e296d90 "table:test_import13", exclusive=false, config=config@entry=0x2e5686a0 "import=(enabled,repair=true,metadata_file=\"WiredTiger.export\")") at /home/ubuntu/wiredtiger/src/schema/schema_create.c:972 972 strlen(tablecfg) + strlen(",import=(enabled,file_metadata=())") + strlen(filecfg) + 1; (gdb) p filecfg $1 = 0x0
- is related to
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WT-16021 Investigate if HS record remains after dropping a file
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- Open
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