------------[ cut here ]------------ WARNING: CPU: 0 PID: 4308 at include/linux/backing-dev.h:246 inode_to_wb include/linux/backing-dev.h:243 [inline] WARNING: CPU: 0 PID: 4308 at include/linux/backing-dev.h:246 folio_account_dirtied mm/page-writeback.c:2587 [inline] WARNING: CPU: 0 PID: 4308 at include/linux/backing-dev.h:246 __folio_mark_dirty+0x878/0xd04 mm/page-writeback.c:2638 Modules linked in: CPU: 0 PID: 4308 Comm: syz-executor Not tainted 6.1.115-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inode_to_wb include/linux/backing-dev.h:243 [inline] pc : folio_account_dirtied mm/page-writeback.c:2587 [inline] pc : __folio_mark_dirty+0x878/0xd04 mm/page-writeback.c:2638 lr : inode_to_wb include/linux/backing-dev.h:243 [inline] lr : folio_account_dirtied mm/page-writeback.c:2587 [inline] lr : __folio_mark_dirty+0x878/0xd04 mm/page-writeback.c:2638 sp : ffff800021157600 x29: ffff800021157620 x28: dfff800000000000 x27: 1fffe000180a87d2 x26: 0000000000000000 x25: ffff0000c0543e90 x24: 0000000000000001 x23: 0000000000000000 x22: fffffc0003c74548 x21: 1fffff800078e8a8 x20: ffff0000ef44e258 x19: fffffc0003c74540 x18: 1fffe0003679f176 x17: ffff8000159cd000 x16: ffff800008304afc x15: ffff0001b3cf8bbc x14: 1ffff00002b3a0b0 x13: dfff800000000000 x12: ffff70000422aea4 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008779990 x8 : ffff0000d97c9bc0 x7 : ffff800008779160 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000831ec28 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: inode_to_wb include/linux/backing-dev.h:243 [inline] folio_account_dirtied mm/page-writeback.c:2587 [inline] __folio_mark_dirty+0x878/0xd04 mm/page-writeback.c:2638 __set_page_dirty include/linux/pagemap.h:1088 [inline] mark_buffer_dirty+0x2c0/0x624 fs/buffer.c:1105 gfs2_unpin+0x120/0x954 fs/gfs2/lops.c:111 buf_lo_after_commit+0x134/0x18c fs/gfs2/lops.c:747 lops_after_commit fs/gfs2/lops.h:49 [inline] gfs2_log_flush+0xc4c/0x1b20 fs/gfs2/log.c:1116 gfs2_kill_sb+0x5c/0xd4 fs/gfs2/ops_fstype.c:1729 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2148/0x3474 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 920028 hardirqs last enabled at (920027): [] folio_memcg_lock+0xf4/0x20c mm/memcontrol.c:2110 hardirqs last disabled at (920028): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (920028): [] _raw_spin_lock_irqsave+0xa4/0xb4 kernel/locking/spinlock.c:162 softirqs last enabled at (919970): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (919970): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:599 softirqs last disabled at (919889): [] __do_softirq+0x14/0x20 kernel/softirq.c:605 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4308 at include/linux/backing-dev.h:246 inode_to_wb include/linux/backing-dev.h:243 [inline] WARNING: CPU: 1 PID: 4308 at include/linux/backing-dev.h:246 __folio_start_writeback+0x8fc/0xaf8 mm/page-writeback.c:3003 Modules linked in: CPU: 1 PID: 4308 Comm: syz-executor Tainted: G W 6.1.115-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inode_to_wb include/linux/backing-dev.h:243 [inline] pc : __folio_start_writeback+0x8fc/0xaf8 mm/page-writeback.c:3003 lr : inode_to_wb include/linux/backing-dev.h:243 [inline] lr : __folio_start_writeback+0x8fc/0xaf8 mm/page-writeback.c:3003 sp : ffff800021157080 x29: ffff800021157160 x28: 0000000000000000 x27: ffff70000422ae18 x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000ef44e250 x23: ffff8000211570e0 x22: ffff0000c0543ce8 x21: 0000000000000001 x20: fffffc0003c74548 x19: fffffc0003c74540 x18: ffff800021157280 x17: ffff800018aab000 x16: ffff800008304afc x15: 0000000000000000 x14: 1ffff00002b3a0b0 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000877bf70 x8 : ffff0000d97c9bc0 x7 : ffff80000877b9cc x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000877ba0c x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: inode_to_wb include/linux/backing-dev.h:243 [inline] __folio_start_writeback+0x8fc/0xaf8 mm/page-writeback.c:3003 set_page_writeback+0x5c/0x7c mm/folio-compat.c:56 gfs2_aspace_writepage+0x524/0x6f8 fs/gfs2/meta_io.c:73 __gfs2_writepage+0x70/0x18c fs/gfs2/log.c:87 write_cache_pages+0x7fc/0xf60 mm/page-writeback.c:2382 gfs2_ail1_start_one fs/gfs2/log.c:143 [inline] gfs2_ail1_flush+0x7bc/0xa40 fs/gfs2/log.c:223 gfs2_ail1_start fs/gfs2/log.c:254 [inline] empty_ail1_list+0x150/0x234 fs/gfs2/log.c:986 gfs2_log_flush+0x1588/0x1b20 fs/gfs2/log.c:1131 gfs2_kill_sb+0x5c/0xd4 fs/gfs2/ops_fstype.c:1729 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2148/0x3474 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 920056 hardirqs last enabled at (920055): [] folio_memcg_lock+0xf4/0x20c mm/memcontrol.c:2110 hardirqs last disabled at (920056): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (920056): [] _raw_spin_lock_irqsave+0xa4/0xb4 kernel/locking/spinlock.c:162 softirqs last enabled at (919970): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (919970): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:599 softirqs last disabled at (919889): [] __do_softirq+0x14/0x20 kernel/softirq.c:605 ---[ end trace 0000000000000000 ]---