Hi, Just started seeing this on 6.5 stable. It is new and first occurrence: TREE04 no success message, 234 successful version messages [033mWARNING: [mTREE04 GP HANG at 14 torture stat 2 [ 38.371120] ??? Writer stall state RTWS_COND_SYNC_FULL(10) g1253 f0x0 ->state 0x2 cpu 6 [ 38.388342] Call Trace: [ 53.741039] ??? Writer stall state RTWS_COND_SYNC_FULL(10) g3637 f0x2 ->state 0x2 cpu 6 [ 69.093462] ??? Writer stall state RTWS_COND_SYNC_FULL(10) g5501 f0x0 ->state 0x2 cpu 6 [ 84.450028] ??? Writer stall state RTWS_COND_SYNC_FULL(10) g10505 f0x0 ->state 0x2 cpu 6 [ 99.815871] ??? Writer stall state RTWS_COND_SYNC_FULL(10) g13781 f0x0 ->state 0x2 cpu 6 [ 115.166476] ??? Writer stall state RTWS_COND_SYNC_FULL(10) g16544 f0x0 ->state 0x2 cpu 6 [ 130.550116] ??? Writer stall state RTWS_COND_SYNC_FULL(10) g18941 f0x0 ->state 0x2 cpu 6 [..] All logs: http://box.joelfernandes.org:9080/job/rcutorture_stable/job/linux-6.5.y/17/artifact/tools/testing/selftests/rcutorture/res/2023.09.07-04.10.25/TREE04/ thanks, - Joel