2023-07-04 12:04:00

by Fengnan Chang

[permalink] [raw]
Subject: [PATCH] ext4: improve discard efficiency

In commit a015434480dc("ext4: send parallel discards on commit
completions"), issue all discard commands in parallel make all
bios could merged into one request, so lowlevel drive can issue
multi segments in one time which is more efficiency, but commit
55cdd0af2bc5 ("ext4: get discard out of jbd2 commit kthread contex")
seems broke this way, let's fix it.
In my test, the time of fstrim fs with multi big sparse file
reduce from 6.7s to 1.3s.

Signed-off-by: Fengnan Chang <[email protected]>
---
fs/ext4/mballoc.c | 31 +++++++++++++++++++++++++++----
1 file changed, 27 insertions(+), 4 deletions(-)

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index a2475b8c9fb5..e8fbc5f7d541 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -6790,7 +6790,7 @@ int ext4_group_add_blocks(handle_t *handle, struct super_block *sb,
* be called with under the group lock.
*/
static int ext4_trim_extent(struct super_block *sb,
- int start, int count, struct ext4_buddy *e4b)
+ int start, int count, struct ext4_buddy *e4b, struct bio **biop)
__releases(bitlock)
__acquires(bitlock)
{
@@ -6812,9 +6812,8 @@ __acquires(bitlock)
*/
mb_mark_used(e4b, &ex);
ext4_unlock_group(sb, group);
- ret = ext4_issue_discard(sb, group, start, count, NULL);
+ ret = ext4_issue_discard(sb, group, start, count, biop);
ext4_lock_group(sb, group);
- mb_free_blocks(NULL, e4b, start, ex.fe_len);
return ret;
}

@@ -6826,6 +6825,12 @@ __releases(ext4_group_lock_ptr(sb, e4b->bd_group))
{
ext4_grpblk_t next, count, free_count;
void *bitmap;
+ struct ext4_free_data *entry = NULL, *fd, *nfd;
+ struct list_head discard_data_list;
+ struct bio *discard_bio = NULL;
+ struct blk_plug plug;
+
+ INIT_LIST_HEAD(&discard_data_list);

bitmap = e4b->bd_bitmap;
start = (e4b->bd_info->bb_first_free > start) ?
@@ -6833,6 +6838,7 @@ __releases(ext4_group_lock_ptr(sb, e4b->bd_group))
count = 0;
free_count = 0;

+ blk_start_plug(&plug);
while (start <= max) {
start = mb_find_next_zero_bit(bitmap, max + 1, start);
if (start > max)
@@ -6840,10 +6846,15 @@ __releases(ext4_group_lock_ptr(sb, e4b->bd_group))
next = mb_find_next_bit(bitmap, max + 1, start);

if ((next - start) >= minblocks) {
- int ret = ext4_trim_extent(sb, start, next - start, e4b);
+ int ret = ext4_trim_extent(sb, start, next - start, e4b, &discard_bio);

if (ret && ret != -EOPNOTSUPP)
break;
+ entry = kmem_cache_alloc(ext4_free_data_cachep,
+ GFP_NOFS|__GFP_NOFAIL);
+ entry->efd_start_cluster = start;
+ entry->efd_count = next - start;
+ list_add_tail(&entry->efd_list, &discard_data_list);
count += next - start;
}
free_count += next - start;
@@ -6863,6 +6874,18 @@ __releases(ext4_group_lock_ptr(sb, e4b->bd_group))
if ((e4b->bd_info->bb_free - free_count) < minblocks)
break;
}
+ if (discard_bio) {
+ ext4_unlock_group(sb, e4b->bd_group);
+ submit_bio_wait(discard_bio);
+ bio_put(discard_bio);
+ ext4_lock_group(sb, e4b->bd_group);
+ }
+ blk_finish_plug(&plug);
+
+ list_for_each_entry_safe(fd, nfd, &discard_data_list, efd_list) {
+ mb_free_blocks(NULL, e4b, fd->efd_start_cluster, fd->efd_count);
+ kmem_cache_free(ext4_free_data_cachep, fd);
+ }

return count;
}
--
2.37.1 (Apple Git-137.1)



2023-07-17 06:56:19

by Oliver Sang

[permalink] [raw]
Subject: Re: [PATCH] ext4: improve discard efficiency



Hello,

kernel test robot noticed "BUG:sleeping_function_called_from_invalid_context_at_include/linux/sched/mm.h" on:

commit: c880a1f2eea1cf05148aa346a46bb9abc34bb436 ("[PATCH] ext4: improve discard efficiency")
url: https://github.com/intel-lab-lkp/linux/commits/Fengnan-Chang/ext4-improve-discard-efficiency/20230704-195738
base: https://git.kernel.org/cgit/linux/kernel/git/tytso/ext4.git dev
patch link: https://lore.kernel.org/all/[email protected]/
patch subject: [PATCH] ext4: improve discard efficiency

in testcase: xfstests
version: xfstests-x86_64-06c027a-1_20230710
with following parameters:

disk: 4HDD
fs: ext4
test: generic-455



compiler: gcc-12
test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz (Skylake) with 16G memory

(please refer to attached dmesg/kmsg for entire log/backtrace)



If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <[email protected]>
| Closes: https://lore.kernel.org/oe-lkp/[email protected]


[ 159.926031][ T10] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 159.935325][ T10] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10, name: kworker/u16:0
[ 159.944276][ T10] preempt_count: 1, expected: 0
[ 159.948980][ T10] RCU nest depth: 0, expected: 0
[ 159.953770][ T10] CPU: 6 PID: 10 Comm: kworker/u16:0 Not tainted 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 159.962797][ T10] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 159.971737][ T10] Workqueue: events_unbound ext4_discard_work
[ 159.977650][ T10] Call Trace:
[ 159.980786][ T10] <TASK>
[ 159.983579][ T10] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 159.987928][ T10] __might_resched (kernel/sched/core.c:10154)
[ 159.992533][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 159.997575][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 160.002618][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 160.008095][ T10] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 160.012789][ T10] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 160.018090][ T10] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 160.022611][ T10] ? __filemap_get_folio (mm/filemap.c:1944)
[ 160.027739][ T10] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 160.032952][ T10] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 160.037735][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 160.043302][ T10] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 160.048168][ T10] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 160.053033][ T10] ? strscpy (lib/string.c:158)
[ 160.057042][ T10] process_one_work (kernel/workqueue.c:2410)
[ 160.061829][ T10] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 160.066359][ T10] ? process_one_work (kernel/workqueue.c:2495)
[ 160.071405][ T10] kthread (kernel/kthread.c:379)
[ 160.075321][ T10] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 160.080797][ T10] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 160.085062][ T10] </TASK>
[ 160.975678][ T67] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 160.984975][ T67] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 67, name: kworker/u16:5
[ 160.993917][ T67] preempt_count: 1, expected: 0
[ 160.998624][ T67] RCU nest depth: 0, expected: 0
[ 161.003414][ T67] CPU: 5 PID: 67 Comm: kworker/u16:5 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 161.013914][ T67] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 161.022855][ T67] Workqueue: events_unbound ext4_discard_work
[ 161.028766][ T67] Call Trace:
[ 161.031904][ T67] <TASK>
[ 161.034695][ T67] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 161.039043][ T67] __might_resched (kernel/sched/core.c:10154)
[ 161.043651][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 161.048691][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 161.053731][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 161.059204][ T67] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 161.063899][ T67] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 161.069201][ T67] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 161.073730][ T67] ? __filemap_get_folio (mm/filemap.c:1944)
[ 161.078860][ T67] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 161.084083][ T67] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 161.088861][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 161.094423][ T67] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 161.099288][ T67] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 161.104156][ T67] ? strscpy (lib/string.c:158)
[ 161.108161][ T67] process_one_work (kernel/workqueue.c:2410)
[ 161.112952][ T67] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 161.117485][ T67] ? process_one_work (kernel/workqueue.c:2495)
[ 161.122531][ T67] kthread (kernel/kthread.c:379)
[ 161.126448][ T67] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 161.131922][ T67] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 161.136186][ T67] </TASK>
[ 162.184131][ T10] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 162.193393][ T10] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10, name: kworker/u16:0
[ 162.202314][ T10] preempt_count: 1, expected: 0
[ 162.207007][ T10] RCU nest depth: 0, expected: 0
[ 162.211783][ T10] CPU: 6 PID: 10 Comm: kworker/u16:0 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 162.222249][ T10] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 162.231160][ T10] Workqueue: events_unbound ext4_discard_work
[ 162.237074][ T10] Call Trace:
[ 162.240219][ T10] <TASK>
[ 162.243009][ T10] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 162.247358][ T10] __might_resched (kernel/sched/core.c:10154)
[ 162.251967][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 162.257008][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 162.262047][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 162.267520][ T10] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 162.272215][ T10] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 162.277515][ T10] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 162.282035][ T10] ? __filemap_get_folio (mm/filemap.c:1944)
[ 162.287164][ T10] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 162.292382][ T10] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 162.297165][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 162.302725][ T10] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 162.307600][ T10] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 162.312464][ T10] ? strscpy (lib/string.c:158)
[ 162.316468][ T10] process_one_work (kernel/workqueue.c:2410)
[ 162.321251][ T10] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 162.325783][ T10] ? process_one_work (kernel/workqueue.c:2495)
[ 162.330831][ T10] kthread (kernel/kthread.c:379)
[ 162.334745][ T10] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 162.340220][ T10] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 162.344490][ T10] </TASK>
[ 163.242344][ T10] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 163.251636][ T10] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10, name: kworker/u16:0
[ 163.260575][ T10] preempt_count: 1, expected: 0
[ 163.265273][ T10] RCU nest depth: 0, expected: 0
[ 163.270059][ T10] CPU: 3 PID: 10 Comm: kworker/u16:0 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 163.280550][ T10] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 163.289490][ T10] Workqueue: events_unbound ext4_discard_work
[ 163.295404][ T10] Call Trace:
[ 163.298546][ T10] <TASK>
[ 163.301348][ T10] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 163.305706][ T10] __might_resched (kernel/sched/core.c:10154)
[ 163.310322][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 163.315370][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 163.320412][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 163.325882][ T10] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 163.330581][ T10] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 163.335891][ T10] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 163.340414][ T10] ? __filemap_get_folio (mm/filemap.c:1944)
[ 163.345526][ T10] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 163.350731][ T10] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 163.355500][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 163.361049][ T10] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 163.365908][ T10] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 163.370760][ T10] ? strscpy (lib/string.c:158)
[ 163.374748][ T10] process_one_work (kernel/workqueue.c:2410)
[ 163.379521][ T10] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 163.384048][ T10] ? process_one_work (kernel/workqueue.c:2495)
[ 163.389094][ T10] kthread (kernel/kthread.c:379)
[ 163.393012][ T10] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 163.398486][ T10] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 163.402751][ T10] </TASK>
[ 164.657543][ T67] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 164.666838][ T67] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 67, name: kworker/u16:5
[ 164.675784][ T67] preempt_count: 1, expected: 0
[ 164.680483][ T67] RCU nest depth: 0, expected: 0
[ 164.685272][ T67] CPU: 5 PID: 67 Comm: kworker/u16:5 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 164.695768][ T67] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 164.704695][ T67] Workqueue: events_unbound ext4_discard_work
[ 164.710586][ T67] Call Trace:
[ 164.713713][ T67] <TASK>
[ 164.716496][ T67] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 164.720830][ T67] __might_resched (kernel/sched/core.c:10154)
[ 164.725422][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 164.730446][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 164.735470][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 164.740925][ T67] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 164.745612][ T67] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 164.750895][ T67] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 164.755408][ T67] ? __filemap_get_folio (mm/filemap.c:1944)
[ 164.760526][ T67] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 164.765729][ T67] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 164.770496][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 164.776042][ T67] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 164.780891][ T67] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 164.785746][ T67] ? strscpy (lib/string.c:158)
[ 164.789750][ T67] process_one_work (kernel/workqueue.c:2410)
[ 164.794540][ T67] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 164.799061][ T67] ? process_one_work (kernel/workqueue.c:2495)
[ 164.804107][ T67] kthread (kernel/kthread.c:379)
[ 164.808024][ T67] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 164.813496][ T67] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 164.817759][ T67] </TASK>
[ 165.743793][ T10] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 165.753057][ T10] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10, name: kworker/u16:0
[ 165.761979][ T10] preempt_count: 1, expected: 0
[ 165.766669][ T10] RCU nest depth: 0, expected: 0
[ 165.771444][ T10] CPU: 5 PID: 10 Comm: kworker/u16:0 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 165.781912][ T10] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 165.790823][ T10] Workqueue: events_unbound ext4_discard_work
[ 165.796717][ T10] Call Trace:
[ 165.799842][ T10] <TASK>
[ 165.802627][ T10] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 165.806973][ T10] __might_resched (kernel/sched/core.c:10154)
[ 165.811572][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 165.816598][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 165.821621][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 165.827076][ T10] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 165.831764][ T10] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 165.837058][ T10] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 165.841573][ T10] ? __filemap_get_folio (mm/filemap.c:1944)
[ 165.846693][ T10] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 165.851899][ T10] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 165.856673][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 165.862224][ T10] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 165.867082][ T10] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 165.871935][ T10] ? strscpy (lib/string.c:158)
[ 165.875926][ T10] process_one_work (kernel/workqueue.c:2410)
[ 165.880700][ T10] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 165.885220][ T10] ? process_one_work (kernel/workqueue.c:2495)
[ 165.890252][ T10] kthread (kernel/kthread.c:379)
[ 165.894164][ T10] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 165.899621][ T10] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 165.903880][ T10] </TASK>
[ 166.946743][ T67] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 166.956022][ T67] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 67, name: kworker/u16:5
[ 166.964945][ T67] preempt_count: 1, expected: 0
[ 166.969637][ T67] RCU nest depth: 0, expected: 0
[ 166.974415][ T67] CPU: 7 PID: 67 Comm: kworker/u16:5 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 166.984880][ T67] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 166.993795][ T67] Workqueue: events_unbound ext4_discard_work
[ 166.999692][ T67] Call Trace:
[ 167.002823][ T67] <TASK>
[ 167.005616][ T67] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 167.009960][ T67] __might_resched (kernel/sched/core.c:10154)
[ 167.014562][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 167.019597][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 167.024633][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 167.030100][ T67] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 167.034789][ T67] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 167.040078][ T67] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 167.044592][ T67] ? __filemap_get_folio (mm/filemap.c:1944)
[ 167.049711][ T67] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 167.054917][ T67] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 167.059692][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 167.065241][ T67] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 167.070101][ T67] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 167.074964][ T67] ? strscpy (lib/string.c:158)
[ 167.078959][ T67] process_one_work (kernel/workqueue.c:2410)
[ 167.083737][ T67] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 167.088253][ T67] ? process_one_work (kernel/workqueue.c:2495)
[ 167.093284][ T67] kthread (kernel/kthread.c:379)
[ 167.097194][ T67] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 167.102658][ T67] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 167.106913][ T67] </TASK>
[ 168.645402][ T67] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 168.654693][ T67] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 67, name: kworker/u16:5
[ 168.663643][ T67] preempt_count: 1, expected: 0
[ 168.668348][ T67] RCU nest depth: 0, expected: 0
[ 168.673136][ T67] CPU: 7 PID: 67 Comm: kworker/u16:5 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 168.683629][ T67] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 168.692553][ T67] Workqueue: events_unbound ext4_discard_work
[ 168.698447][ T67] Call Trace:
[ 168.701575][ T67] <TASK>
[ 168.704360][ T67] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 168.708697][ T67] __might_resched (kernel/sched/core.c:10154)
[ 168.713290][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 168.718314][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 168.723339][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 168.728792][ T67] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 168.733473][ T67] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 168.738758][ T67] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 168.743266][ T67] ? __filemap_get_folio (mm/filemap.c:1944)
[ 168.748386][ T67] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 168.753590][ T67] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 168.758360][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 168.763902][ T67] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 168.768753][ T67] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 168.773606][ T67] ? strscpy (lib/string.c:158)
[ 168.777596][ T67] process_one_work (kernel/workqueue.c:2410)
[ 168.782364][ T67] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 168.786873][ T67] ? process_one_work (kernel/workqueue.c:2495)
[ 168.791907][ T67] kthread (kernel/kthread.c:379)
[ 168.795809][ T67] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 168.801269][ T67] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 168.805528][ T67] </TASK>
[ 169.871290][ T68] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 169.880553][ T68] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 68, name: kworker/u16:6
[ 169.889475][ T68] preempt_count: 1, expected: 0
[ 169.894166][ T68] RCU nest depth: 0, expected: 0
[ 169.898943][ T68] CPU: 4 PID: 68 Comm: kworker/u16:6 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 169.909410][ T68] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 169.918344][ T68] Workqueue: events_unbound ext4_discard_work
[ 169.924255][ T68] Call Trace:
[ 169.927394][ T68] <TASK>
[ 169.930186][ T68] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 169.934538][ T68] __might_resched (kernel/sched/core.c:10154)
[ 169.939156][ T68] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 169.944198][ T68] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 169.949241][ T68] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 169.954723][ T68] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 169.959418][ T68] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 169.964721][ T68] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 169.969251][ T68] ? __filemap_get_folio (mm/filemap.c:1944)
[ 169.974386][ T68] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 169.979607][ T68] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 169.984389][ T68] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 169.989949][ T68] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 169.994822][ T68] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 169.999691][ T68] ? strscpy (lib/string.c:158)
[ 170.003693][ T68] process_one_work (kernel/workqueue.c:2410)
[ 170.008485][ T68] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 170.013017][ T68] ? process_one_work (kernel/workqueue.c:2495)
[ 170.018062][ T68] kthread (kernel/kthread.c:379)
[ 170.021978][ T68] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 170.027451][ T68] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 170.031717][ T68] </TASK>
[ 171.009977][ T68] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 171.019277][ T68] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 68, name: kworker/u16:6
[ 171.028225][ T68] preempt_count: 1, expected: 0
[ 171.032933][ T68] RCU nest depth: 0, expected: 0
[ 171.037722][ T68] CPU: 4 PID: 68 Comm: kworker/u16:6 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 171.048221][ T68] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 171.057152][ T68] Workqueue: events_unbound ext4_discard_work
[ 171.063065][ T68] Call Trace:
[ 171.066204][ T68] <TASK>
[ 171.068996][ T68] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 171.073344][ T68] __might_resched (kernel/sched/core.c:10154)
[ 171.077951][ T68] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 171.082991][ T68] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 171.088033][ T68] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 171.093506][ T68] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 171.098209][ T68] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 171.103516][ T68] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 171.108037][ T68] ? __filemap_get_folio (mm/filemap.c:1944)
[ 171.113166][ T68] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 171.118389][ T68] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 171.123170][ T68] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 171.128729][ T68] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 171.133603][ T68] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 171.138468][ T68] ? strscpy (lib/string.c:158)
[ 171.142472][ T68] process_one_work (kernel/workqueue.c:2410)
[ 171.147257][ T68] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 171.151788][ T68] ? process_one_work (kernel/workqueue.c:2495)
[ 171.156836][ T68] kthread (kernel/kthread.c:379)
[ 171.160757][ T68] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 171.166233][ T68] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 171.170496][ T68] </TASK>
[ 172.152180][ T67] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 172.161479][ T67] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 67, name: kworker/u16:5
[ 172.170424][ T67] preempt_count: 1, expected: 0
[ 172.175129][ T67] RCU nest depth: 0, expected: 0
[ 172.179921][ T67] CPU: 3 PID: 67 Comm: kworker/u16:5 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 172.190412][ T67] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 172.199351][ T67] Workqueue: events_unbound ext4_discard_work
[ 172.205262][ T67] Call Trace:
[ 172.208396][ T67] <TASK>
[ 172.211191][ T67] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 172.215541][ T67] __might_resched (kernel/sched/core.c:10154)
[ 172.220145][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 172.225187][ T67] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 172.230230][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 172.235708][ T67] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 172.240410][ T67] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 172.245709][ T67] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 172.250229][ T67] ? __filemap_get_folio (mm/filemap.c:1944)
[ 172.255360][ T67] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 172.260585][ T67] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 172.265376][ T67] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 172.270943][ T67] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 172.275810][ T67] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 172.280677][ T67] ? strscpy (lib/string.c:158)
[ 172.284682][ T67] process_one_work (kernel/workqueue.c:2410)
[ 172.289465][ T67] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 172.293996][ T67] ? process_one_work (kernel/workqueue.c:2495)
[ 172.299045][ T67] kthread (kernel/kthread.c:379)
[ 172.302968][ T67] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 172.308453][ T67] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 172.312726][ T67] </TASK>
[ 173.196377][ T10] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 173.205672][ T10] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10, name: kworker/u16:0
[ 173.214624][ T10] preempt_count: 1, expected: 0
[ 173.219329][ T10] RCU nest depth: 0, expected: 0
[ 173.224121][ T10] CPU: 5 PID: 10 Comm: kworker/u16:0 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 173.234627][ T10] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 173.243568][ T10] Workqueue: events_unbound ext4_discard_work
[ 173.249482][ T10] Call Trace:
[ 173.252620][ T10] <TASK>
[ 173.255414][ T10] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 173.259766][ T10] __might_resched (kernel/sched/core.c:10154)
[ 173.264379][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 173.269421][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 173.274464][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 173.279936][ T10] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 173.284637][ T10] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 173.289936][ T10] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 173.294460][ T10] ? __filemap_get_folio (mm/filemap.c:1944)
[ 173.299598][ T10] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 173.304822][ T10] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 173.309605][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 173.315170][ T10] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 173.320027][ T10] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 173.324889][ T10] ? strscpy (lib/string.c:158)
[ 173.328891][ T10] process_one_work (kernel/workqueue.c:2410)
[ 173.333672][ T10] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 173.338189][ T10] ? process_one_work (kernel/workqueue.c:2495)
[ 173.343224][ T10] kthread (kernel/kthread.c:379)
[ 173.347136][ T10] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 173.352597][ T10] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 173.356856][ T10] </TASK>
[ 174.279523][ T10] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:306
[ 174.288828][ T10] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 10, name: kworker/u16:0
[ 174.297776][ T10] preempt_count: 1, expected: 0
[ 174.302474][ T10] RCU nest depth: 0, expected: 0
[ 174.307268][ T10] CPU: 4 PID: 10 Comm: kworker/u16:0 Tainted: G W 6.4.0-rc5-00060-gc880a1f2eea1 #1
[ 174.317764][ T10] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017
[ 174.326702][ T10] Workqueue: events_unbound ext4_discard_work
[ 174.332616][ T10] Call Trace:
[ 174.335756][ T10] <TASK>
[ 174.338549][ T10] dump_stack_lvl (lib/dump_stack.c:107 (discriminator 1))
[ 174.342899][ T10] __might_resched (kernel/sched/core.c:10154)
[ 174.347509][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 174.352549][ T10] ? preempt_notifier_dec (kernel/sched/core.c:10108)
[ 174.357598][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 174.363072][ T10] kmem_cache_alloc (include/linux/kernel.h:111 include/linux/sched/mm.h:306 mm/slab.h:670 mm/slub.c:3433 mm/slub.c:3459 mm/slub.c:3466 mm/slub.c:3475)
[ 174.367775][ T10] ext4_try_to_trim_range (fs/ext4/mballoc.c:6855)
[ 174.373077][ T10] ? mb_mark_used (fs/ext4/mballoc.c:6825)
[ 174.377596][ T10] ? __filemap_get_folio (mm/filemap.c:1944)
[ 174.382724][ T10] ? _raw_spin_lock_irqsave (kernel/locking/spinlock.c:137)
[ 174.387940][ T10] ext4_discard_work (fs/ext4/ext4.h:1741 fs/ext4/ext4.h:3445 fs/ext4/ext4.h:3480 fs/ext4/mballoc.c:3535)
[ 174.392725][ T10] ? ext4_try_to_trim_range (fs/ext4/mballoc.c:3494)
[ 174.398290][ T10] ? _raw_spin_lock_irq (arch/x86/include/asm/atomic.h:202 include/linux/atomic/atomic-instrumented.h:543 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:186 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170)
[ 174.403163][ T10] ? read_word_at_a_time (include/asm-generic/rwonce.h:86)
[ 174.408030][ T10] ? strscpy (lib/string.c:158)
[ 174.412034][ T10] process_one_work (kernel/workqueue.c:2410)
[ 174.416825][ T10] worker_thread (include/linux/list.h:292 kernel/workqueue.c:2553)
[ 174.421354][ T10] ? process_one_work (kernel/workqueue.c:2495)
[ 174.426400][ T10] kthread (kernel/kthread.c:379)
[ 174.430316][ T10] ? kthread_complete_and_exit (kernel/kthread.c:332)
[ 174.435791][ T10] ret_from_fork (arch/x86/entry/entry_64.S:314)
[ 174.440062][ T10] </TASK>
[ 175.621508][ T2397] EXT4-fs (dm-4): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 176.623506][ T2403] dm-4: detected capacity change from 409600 to 0
[ 177.704957][ T2425] EXT4-fs (dm-3): recovery complete
[ 177.721726][ T2425] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 177.734084][ T2425] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 177.769408][ T2428] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 179.515905][ T2452] EXT4-fs (dm-3): recovery complete
[ 179.537783][ T2452] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 179.550277][ T2452] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 179.724415][ T2464] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 180.915081][ T2483] EXT4-fs (dm-3): recovery complete
[ 180.931969][ T2483] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 180.944441][ T2483] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 181.118857][ T2492] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 182.234267][ T2511] EXT4-fs (dm-3): recovery complete
[ 182.279753][ T2511] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 182.292255][ T2511] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 182.473388][ T2520] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 183.605915][ T2539] EXT4-fs (dm-3): recovery complete
[ 183.622519][ T2539] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 183.634998][ T2539] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 183.791960][ T2548] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 184.874047][ T2570] EXT4-fs (dm-3): recovery complete
[ 184.894253][ T2570] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 184.906747][ T2570] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 185.080013][ T2582] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 186.438097][ T2601] EXT4-fs (dm-3): recovery complete
[ 186.493166][ T2601] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 186.505615][ T2601] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 186.691044][ T2610] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 187.962510][ T2629] EXT4-fs (dm-3): recovery complete
[ 187.983151][ T2629] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 187.995652][ T2629] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 188.178126][ T2641] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 188.950567][ T2657] EXT4-fs (dm-3): recovery complete
[ 188.968436][ T2657] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 188.980827][ T2657] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 189.111359][ T2669] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 190.033693][ T2687] EXT4-fs (dm-3): recovery complete
[ 190.053092][ T2687] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 190.065505][ T2687] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 190.189057][ T2699] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 191.118121][ T2715] EXT4-fs (dm-3): recovery complete
[ 191.139422][ T2715] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 191.151833][ T2715] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 191.267452][ T2727] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 192.087702][ T2743] EXT4-fs (dm-3): recovery complete
[ 192.105721][ T2743] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 192.118348][ T2743] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 192.274541][ T2755] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 193.147771][ T2771] EXT4-fs (dm-3): recovery complete
[ 193.169529][ T2771] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 193.181931][ T2771] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 193.314546][ T2783] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 194.243796][ T2799] EXT4-fs (dm-3): recovery complete
[ 194.266788][ T2799] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 194.279170][ T2799] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 194.386986][ T2811] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 195.374952][ T2830] EXT4-fs (dm-3): recovery complete
[ 195.396764][ T2830] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 195.409129][ T2830] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 195.533942][ T2842] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 196.504899][ T2865] EXT4-fs (dm-3): recovery complete
[ 196.528684][ T2865] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 196.541077][ T2865] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 196.673380][ T2874] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.
[ 197.644562][ T2893] EXT4-fs (dm-3): recovery complete
[ 197.688906][ T2893] EXT4-fs (dm-3): mounted filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e r/w with ordered data mode. Quota mode: none.
[ 197.701254][ T2893] ext4 filesystem being mounted at /fs/scratch supports timestamps until 2038-01-19 (0x7fffffff)
[ 197.811543][ T2902] EXT4-fs (dm-3): unmounting filesystem e82fdffc-3525-47df-939b-0fdd5fd69b1e.


To reproduce:

git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
sudo bin/lkp install job.yaml # job file is attached in this email
bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run
sudo bin/lkp run generated-yaml-file

# if come across any failure that blocks the test,
# please remove ~/.lkp and /lkp dir to run from a clean state.



--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki



Attachments:
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config-6.4.0-rc5-00060-gc880a1f2eea1 (165.06 kB)
job-script (5.62 kB)
dmesg.xz (29.32 kB)
xfstests (850.00 B)
job.yaml (4.56 kB)
reproduce (717.00 B)
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