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Type:
Improvement
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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: Disagg CI-blocker, Test Format
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None
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Storage Engines - Foundations
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SE Foundations - 2026-02-27
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None
When enabling truncate in disagg test/format tests (`ops.truncate=1`) we see a failure with the following signature:
0x0000ffff89abf7b4 in __pthread_kill_implementation () from /lib64/libc.so.6 0x0000ffff89a763a0 [PAC] in raise () from /lib64/libc.so.6 0x0000ffff89a62264 [PAC] in abort () from /lib64/libc.so.6 0x0000ffff89e35e20 [PAC] in __wt_abort (session=session@entry=0x53bbfe407d00) at /data/mci/132afa5aba136823cce00660d9f26084/wiredtiger/src/os_common/os_abort.c:32 0x0000ffff89dac098 in __clayered_remove_leader (session=session@entry=0x53bbfe407d00, clayered=clayered@entry=0x53bb89c1c240, key=key@entry=0x53bb89c1c360, positioned=positioned@entry=true) at /data/mci/132afa5aba136823cce00660d9f26084/wiredtiger/src/cursor/cur_layered.c:1621 0x0000ffff89dac354 in __clayered_remove_int (session=session@entry=0x53bbfe407d00, clayered=clayered@entry=0x53bb89c1c240, key=key@entry=0x53bb89c1c360, positioned=positioned@entry=true) at /data/mci/132afa5aba136823cce00660d9f26084/wiredtiger/src/cursor/cur_layered.c:1638 0x0000ffff89daf534 in __clayered_remove (cursor=0x53bb89c1c240) at /data/mci/132afa5aba136823cce00660d9f26084/wiredtiger/src/cursor/cur_layered.c:1801 0x0000ffff89ea21d4 in __wt_range_truncate (start=0x53bb89c1c240, stop=0x53bbe612dd40) at /data/mci/132afa5aba136823cce00660d9f26084/wiredtiger/src/schema/schema_truncate.c:179 0x0000ffff89ea2480 in __wt_schema_range_truncate (trunc_info=trunc_info@entry=0xffff8417cc48) at /data/mci/132afa5aba136823cce00660d9f26084/wiredtiger/src/schema/schema_truncate.c:214 0x0000ffff89ebc234 in __wt_session_range_truncate (session=session@entry=0x53bbfe407d00, uri=uri@entry=0x0, start=<optimized out>, start@entry=0x53bb89c1c240, stop=stop@entry=0x53bbe612dd40) at /data/mci/132afa5aba136823cce00660d9f26084/wiredtiger/src/session/session_api.c:1650 0x0000ffff89ebcffc in __session_truncate (wt_session=0x53bbfe407d00, uri=0x0, start=0x53bb89c1c240, stop=0x53bbe612dd40, config=<optimized out>) at /data/mci/132afa5aba136823cce00660d9f26084/wiredtiger/src/session/session_api.c:1757
This error occurs in switch mode.
Done criteria: re-enable truncate on disagg switch mode tests after the test failure is resolved.