Re: [PATCH 5/7] md: fix deadlock in... | linux-raid

[PATCH 0/7] MD fixes for the LVM2 testsuite · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-17
[PATCH 1/7] md: Revert fa2bbff7b0b4 ("md: synchronize flush io with array reconfiguration") · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-17
Re: [PATCH 1/7] md: Revert fa2bbff7b0b4 ("md: synchronize flush io with array reconfiguration") · Yu Kuai <hidden> · 2024-01-18
[PATCH 2/7] md: fix a race condition when stopping the sync thread · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-17
Re: [PATCH 2/7] md: fix a race condition when stopping the sync thread · Yu Kuai <hidden> · 2024-01-18
Re: [PATCH 2/7] md: fix a race condition when stopping the sync thread · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-18
Re: [PATCH 2/7] md: fix a race condition when stopping the sync thread · Yu Kuai <hidden> · 2024-01-18
Re: [PATCH 2/7] md: fix a race condition when stopping the sync thread · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-18
[PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-17
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Song Liu <song@kernel.org> · 2024-01-18
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-18
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Song Liu <song@kernel.org> · 2024-01-18
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-22
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Benjamin Marzinski <bmarzins@redhat.com> · 2024-01-23
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Yu Kuai <hidden> · 2024-01-26
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Yu Kuai <hidden> · 2024-01-26
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Zdenek Kabelac <hidden> · 2024-01-26
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Yu Kuai <hidden> · 2024-01-27
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Yu Kuai <hidden> · 2024-01-27
Re: [PATCH 3/7] md: test for MD_RECOVERY_DONE in stop_sync_thread · Yu Kuai <hidden> · 2024-01-18
[PATCH 4/7] md: call md_reap_sync_thread from __md_stop_writes · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-17
Re: [PATCH 4/7] md: call md_reap_sync_thread from __md_stop_writes · Yu Kuai <hidden> · 2024-01-18
[PATCH 5/7] md: fix deadlock in shell/lvconvert-raid-reshape-linear_to_raid6-single-type.sh · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-17
Re: [PATCH 5/7] md: fix deadlock in shell/lvconvert-raid-reshape-linear_to_raid6-single-type.sh · Song Liu <song@kernel.org> · 2024-01-18
Re: [PATCH 5/7] md: fix deadlock in shell/lvconvert-raid-reshape-linear_to_raid6-single-type.sh · Yu Kuai <hidden> · 2024-01-18
[PATCH 6/7] md: partially revert "md/raid6: use valid sector values to determine if an I/O should wait on the reshape" · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-17
Re: [PATCH 6/7] md: partially revert "md/raid6: use valid sector values to determine if an I/O should wait on the reshape" · Song Liu <song@kernel.org> · 2024-01-17
[PATCH 7/7] md: fix a suspicious RCU usage warning · Mikulas Patocka <mpatocka@redhat.com> · 2024-01-17
Re: [PATCH 7/7] md: fix a suspicious RCU usage warning · Song Liu <song@kernel.org> · 2024-01-18
Re: [PATCH 7/7] md: fix a suspicious RCU usage warning · Yu Kuai <hidden> · 2024-01-18
Re: [PATCH 7/7] md: fix a suspicious RCU usage warning · Song Liu <song@kernel.org> · 2024-01-25
Re: [PATCH 0/7] MD fixes for the LVM2 testsuite · Song Liu <song@kernel.org> · 2024-01-17
Re: [PATCH 0/7] MD fixes for the LVM2 testsuite · Yu Kuai <hidden> · 2024-01-18
Re: [PATCH 0/7] MD fixes for the LVM2 testsuite · Yu Kuai <hidden> · 2024-01-27

Re: [PATCH 5/7] md: fix deadlock in shell/lvconvert-raid-reshape-linear_to_raid6-single-type.sh

From: Song Liu <song@kernel.org>
Date: 2024-01-18 01:13:13
Also in: dm-devel

On Wed, Jan 17, 2024 at 10:21 AM Mikulas Patocka [off-list ref] wrote:

This commit fixes a deadlock in the LVM2 test
shell/lvconvert-raid-reshape-linear_to_raid6-single-type.sh

I can reproduce this issue on the 6.7 kernel. However, 4/7 and 5/7
(without 1/7-3/7)
cannot fix it. I will run more tests.

Thanks,
Song

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