rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P4503/1:b..l rcu: (detected by 0, t=10502 jiffies, g=21981, q=348 ncpus=2) task:jbd2/sda1-8 state:R running task stack:24208 pid:4503 tgid:4503 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7067 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:preempt_schedule_thunk+0x4/0x30 arch/x86/entry/thunk.S:12 Code: c7 c0 c0 58 c0 8b e9 d6 8a af 0a 0f 1f 00 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <55> 48 89 e5 57 56 52 51 50 41 50 41 51 41 52 41 53 e8 96 84 8e 0a RSP: 0018:ffffc9000cefef00 EFLAGS: 00000293 RAX: ffffffff8141110f RBX: 0000000000000000 RCX: ffff88802d3d5a00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc9000cefefe0 R08: ffffffff81410e65 R09: ffffffff8141095f R10: 0000000000000003 R11: ffff88802d3d5a00 R12: ffffc9000ceff3d0 R13: dffffc0000000000 R14: ffffc9000cef8000 R15: ffffc9000ceff3d8 unwind_next_frame+0x2124/0x2a00 arch/x86/kernel/unwind_orc.c:672 arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 save_stack+0xfb/0x1f0 mm/page_owner.c:156 __reset_page_owner+0x75/0x3f0 mm/page_owner.c:297 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1093 [inline] free_unref_page+0xd22/0xea0 mm/page_alloc.c:2588 discard_slab mm/slub.c:2527 [inline] __put_partials+0xeb/0x130 mm/slub.c:2995 put_cpu_partial+0x17c/0x250 mm/slub.c:3070 __slab_free+0x2ea/0x3d0 mm/slub.c:4308 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x9e/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:322 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3940 [inline] slab_alloc_node mm/slub.c:4002 [inline] kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4009 alloc_buffer_head+0x2a/0x290 fs/buffer.c:3028 folio_alloc_buffers+0x241/0x5b0 fs/buffer.c:931 grow_dev_folio fs/buffer.c:1074 [inline] grow_buffers fs/buffer.c:1115 [inline] __getblk_slow fs/buffer.c:1141 [inline] bdev_getblk+0x2cf/0x5a0 fs/buffer.c:1443 __getblk include/linux/buffer_head.h:381 [inline] jbd2_journal_get_descriptor_buffer+0x1c3/0x4e0 fs/jbd2/journal.c:1010 write_one_revoke_record fs/jbd2/revoke.c:610 [inline] jbd2_journal_write_revoke_records+0x402/0x9a0 fs/jbd2/revoke.c:554 jbd2_journal_commit_transaction+0x127f/0x6760 fs/jbd2/commit.c:551 kjournald2+0x463/0x850 fs/jbd2/journal.c:201 kthread+0x2f2/0x390 kernel/kthread.c:389 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244