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Type: Build Failure
Resolution: Unresolved
Priority: Major - P3
Fix Version/s: None
Affects Version/s: None
Component/s: None
Labels:
- BB-Tools

Assigned Teams:

Storage Engines, Storage Engines - Transactions
Sprint:
SE Transactions - 2025-12-05
Story Points:
5
Evergreen Project:
- wiredtiger
Failure Type:
- failed
Failing Buildvariants:
- ubuntu2004-release-stress-tests-arm64
Failing Tasks:
- format-stress-test-1
First Failing Revision:
- 4849e52534e8e1789f85bbc5e315067afb1621c7(wiredtiger)
Linked BFG List:
https://buildbaron.corp.mongodb.com/ui/#/bf/WT-15960
Count of Linked BFGs (Last 30 days):
1

format-stress-test-1 on ubuntu2004-release-stress-tests-arm64

Host: i-05242a53869da00c3
Project: wiredtiger
Commit: 4849e525
Please refer to BF(G) Playbook for instructions on handling BF and BFG tickets as well as Auto-Resolution Rules

Task Logs:

task format-stress-test-1

format-stress-test-1 task_log

Logs:

    [1761873038:465677][86062:0xffff9edafc80], t, file:F00001, WT_CURSOR.next: [WT_VERB_ERROR_RETURNS][ERROR]: __cursor_valid_insert, 276: Error at src/btree/bt_cursor.c:276: "__wt_txn_read_upd_list(session, cbt, NULL, WT_INSERT_RECNO(cbt->ins), cbt->ins->upd)" failed: WT_PREPARE_CONFLICT: conflict with a prepared update
    [1761873038:465726][86062:0xffff9edafc80], t, file:F00001, WT_CURSOR.next: [WT_VERB_ERROR_RETURNS][ERROR]: __cursor_valid_col, 416: Error at src/btree/bt_cursor.c:416: "__cursor_valid_insert(cbt, NULL, valid, check_bounds)" failed: WT_PREPARE_CONFLICT: conflict with a prepared update
    [1761873038:465731][86062:0xffff9edafc80], t, file:F00001, WT_CURSOR.next: [WT_VERB_ERROR_RETURNS][ERROR]: __wti_cursor_valid, 518: Error at src/btree/bt_cursor.c:518: "__cursor_valid_col(cbt, valid, check_bounds)" failed: WT_PREPARE_CONFLICT: conflict with a prepared update
    [1761873038:465734][86062:0xffff9edafc80], t, file:F00001, WT_CURSOR.next: [WT_VERB_ERROR_RETURNS][ERROR]: __wt_btcur_search, 840: Error at src/btree/bt_cursor.c:840: "__wti_cursor_valid(cbt, &valid, false)" failed: WT_PREPARE_CONFLICT: conflict with a prepared update
    [1761873038:465738][86062:0xffff9edafc80], t, file:F00001, WT_CURSOR.next: [WT_VERB_ERROR_RETURNS][ERROR]: __wt_evict, 207: Error at src/evict/evict_page.c:207: "__evict_exclusive(session, ref)" failed: Device or resource busy
    [1761873038:465744][86062:0xffff9edafc80], t, file:F00001, WT_CURSOR.next: [WT_VERB_ERROR_RETURNS][ERROR]: __wti_btcur_evict_reposition, 753: Error at src/btree/bt_cursor.c:753: "ret" failed: WT_PREPARE_CONFLICT: conflict with a prepared update
    [1761873038:465747][86062:0xffff9edafc80], t, file:F00001, WT_CURSOR.next: [WT_VERB_DEFAULT][ERROR]: __wti_btcur_evict_reposition, 764: failed to reposition the cursor: WT_PREPARE_CONFLICT: conflict with a prepared update
    [1761873038:465750][86062:0xffff9edafc80], t, file:F00001, WT_CURSOR.next: [WT_VERB_DEFAULT][ERROR]: __wti_btcur_evict_reposition, 764: the process must exit and restart: WT_PANIC: WiredTiger library panic
    t: FAILEDt: FAILED[1761873038:465756][86062:0xffff99da5c80], t, connection-open-session: [WT_VERB_ERROR_RETURNS][ERROR]: __wti_cursor_set_keyv, 450: Error at src/cursor/cur_std.c:450: "WT_SESSION_CHECK_PANIC(session)" failed: WT_PANIC: WiredTiger library panic
    t: FAILEDt: FAILED: t: FAILED: t: FAILEDt: FAILED: : read_row_worker/1525: cursor->get_value(cursor, value)table_op/951: (1 && ret == WT_NOTFOUND) || ret == WT_CACHE_FULL || ret == WT_ROLLBACK: operation failed: -31804: WT_PANIC: WiredTiger library panict: FAILED[1761873038:465779][86062:0xffff99da5c80], t, connection-open-session: [WT_VERB_DEFAULT][ERROR]: __wt_cursor_set_key, 304: failed to set key: WT_PANIC: WiredTiger library panic

format-stress-test-1 task_log

Logs:

    t: FAILED: snap_verify/413: ret == 0 || ret == WT_NOTFOUND || ret == WT_ROLLBACK: : nextprev/1762: cursor->get_key(cursor, &key)t: FAILED: : t: FAILEDread_row_worker/1525: cursor->get_value(cursor, value): : WT_PANIC: WiredTiger library panicnextprev/1766: cursor->get_key(cursor, &keyno)

format-stress-test-1 task_log

Logs:

    : WT_PANIC: WiredTiger library panic

format-stress-test-1 task_log

Logs:

    t: FAILED: WT_PANIC: WiredTiger library panic

format-stress-test-1 task_log

Logs:

    table_op/951: (1 && ret == WT_NOTFOUND) || ret == WT_CACHE_FULL || ret == WT_ROLLBACK: operation failed: -31804[1761873038:465922][86062:0xffff97da1c80], t, connection-open-session: [WT_VERB_ERROR_RETURNS][ERROR]: __wti_cursor_set_keyv, 450: Error at src/cursor/cur_std.c:450: "WT_SESSION_CHECK_PANIC(session)" failed: WT_PANIC: WiredTiger library panic
    [1761873038:465933][86062:0xffff97da1c80], t, connection-open-session: [WT_VERB_DEFAULT][ERROR]: __wt_cursor_set_key, 304: failed to set key: WT_PANIC: WiredTiger library panic

format-stress-test-1 task_log

Logs:

    t: FAILED: snap_verify/413: ret == 0 || ret == WT_NOTFOUND || ret == WT_ROLLBACK

format-stress-test-1 task_log

Logs:

    read_row_worker/1525: cursor->get_value(cursor, value): : WT_PANIC: WiredTiger library panic

format-stress-test-1 task_log

Logs:

    t: FAILED: nextprev/1766: cursor->get_key(cursor, &keyno)############################################

format-stress-test-1 task_log

Logs:

    table2.btree.prefix_com: WT_PANIC: WiredTiger library panic
    nextprev/1766: cursor->get_key(cursor, &keyno): WT_PANIC: WiredTiger library panic

format-stress-test-1 task_log

Logs:

    t: FAILED: nextprev/1766: cursor->get_key(cursor, &keyno): WT_PANIC: WiredTiger library panicnextprev/1766: cursor->get_key(cursor, &keyno): WT_PANIC: WiredTiger library panic
    t: FAILED: read_row_worker/1525: cursor->get_value(cursor, value): WT_PANIC: WiredTiger library panic
    t: FAILED: read_row_worker/1525: cursor->get_value(cursor, value): WT_PANIC: WiredTiger library panic
    t: FAILED: snap_verify_callback/265: cursor->get_value(cursor, value): WT_PANIC: WiredTiger library panic
    t: FAILED: rollback_transaction/660: session->rollback_transaction(session, NULL): WT_PANIC: WiredTiger library panic
    t: FAILED: nextprev/1762: cursor->get_key(cursor, &key): WT_PANIC: WiredTiger library panic
    t: FAILED: nextprev/1762: cursor->get_key(cursor, &key): WT_PANIC: WiredTiger library panic
    t: FAILED: nextprev/1762: cursor->get_key(cursor, &key): WT_PANIC: WiredTiger library panic
    t: FAILED: nextprev/1762: cursor->get_key(cursor, &key): WT_PANIC: WiredTiger library panic
    t: FAILED: nextprev/1762: cursor->get_key(cursor, &key): WT_PANIC: WiredTiger library panic
    t: FAILED: read_row_worker/1525: cursor->get_value(cursor, value): WT_PANIC: WiredTiger library panic
    t: FAILED: snap_verify_callback/265: cursor->get_value(cursor, value): WT_PANIC: WiredTiger library panic
    t: FAILED: table_op/813: (1 && ret == WT_NOTFOUND) || ret == WT_CACHE_FULL || ret == WT_ROLLBACK: operation failed: -31804
    t: FAILED: read_row_worker/1525: cursor->get_value(cursor, value): WT_PANIC: WiredTiger library panic

Repro Artifacts:

CONFIG

Assignee:: [DO NOT USE] Backlog - Storage Engines Team
Reporter:: xgen-buildbaron-user
Votes:: 0 Vote for this issue
Watchers:: 1 Start watching this issue

Created:: Nov 05 2025 03:03:10 AM UTC
Updated:: Nov 11 2025 12:13:57 PM UTC