[PATCH 0/2] ublk: fix infinite loop in ublk server teardown

From: Uday Shankar

Date: Fri Apr 03 2026 - 23:24:29 EST


Fix an infinite loop in ublk server teardown which can arise when a ublk
server dies while recovering a device. Also add a test which
demonstrates the problem and verifies the fix.

Signed-off-by: Uday Shankar <ushankar@xxxxxxxxxxxxxxx>
---
Uday Shankar (2):
ublk: reset per-IO canceled flag on each fetch
selftests: ublk: test that teardown after incomplete recovery completes

drivers/block/ublk_drv.c | 21 ++++++----
tools/testing/selftests/ublk/Makefile | 1 +
tools/testing/selftests/ublk/fault_inject.c | 51 +++++++++++++++++++++++--
tools/testing/selftests/ublk/kublk.c | 4 ++
tools/testing/selftests/ublk/kublk.h | 3 ++
tools/testing/selftests/ublk/test_generic_17.sh | 35 +++++++++++++++++
6 files changed, 104 insertions(+), 11 deletions(-)
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base-commit: cdd71b7feb3674d14c5edd9c133242ddf9a363f2
change-id: 20260403-cancel-bb6a1292534c

Best regards,
--
Uday Shankar <ushankar@xxxxxxxxxxxxxxx>