------------[ cut here ]------------ WARNING: CPU: 0 PID: 5970 at include/linux/backing-dev.h:256 inode_to_wb include/linux/backing-dev.h:253 [inline] WARNING: CPU: 0 PID: 5970 at include/linux/backing-dev.h:256 folio_account_dirtied mm/page-writeback.c:2677 [inline] WARNING: CPU: 0 PID: 5970 at include/linux/backing-dev.h:256 __folio_mark_dirty+0x914/0x10a8 mm/page-writeback.c:2728 Modules linked in: CPU: 0 PID: 5970 Comm: syz-executor.0 Not tainted 6.2.0-syzkaller-18295-ga9b06ec42c0f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inode_to_wb include/linux/backing-dev.h:253 [inline] pc : folio_account_dirtied mm/page-writeback.c:2677 [inline] pc : __folio_mark_dirty+0x914/0x10a8 mm/page-writeback.c:2728 lr : inode_to_wb include/linux/backing-dev.h:253 [inline] lr : folio_account_dirtied mm/page-writeback.c:2677 [inline] lr : __folio_mark_dirty+0x914/0x10a8 mm/page-writeback.c:2728 sp : ffff80001e607230 x29: ffff80001e607250 x28: dfff800000000000 x27: 1fffe00018090252 x26: 0000000000000000 x25: ffff0000c0481290 x24: 0000000000000001 x23: fffffc000317dd88 x22: 0000000000000000 x21: 0000000000000000 x20: ffff00012d64cc48 x19: fffffc000317dd80 x18: ffff80001e606fe0 x17: ffff800015c2d000 x16: ffff8000083102fc x15: 00000000000314b7 x14: 1ffff00002b860af x13: dfff800000000000 x12: ffff700003cc0e2c x11: ff808000087961f8 x10: 0000000000000000 x9 : ffff8000087961f8 x8 : ffff0000d1850000 x7 : ffff80000879592c x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800008329d64 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: inode_to_wb include/linux/backing-dev.h:253 [inline] folio_account_dirtied mm/page-writeback.c:2677 [inline] __folio_mark_dirty+0x914/0x10a8 mm/page-writeback.c:2728 __set_page_dirty include/linux/pagemap.h:1052 [inline] mark_buffer_dirty+0x38c/0x950 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+0xcac/0x1c80 fs/gfs2/log.c:1116 do_sync+0x934/0xb48 fs/gfs2/quota.c:975 gfs2_quota_sync+0x2e4/0x534 fs/gfs2/quota.c:1318 gfs2_sync_fs+0x4c/0xc4 fs/gfs2/super.c:650 sync_filesystem+0xe8/0x218 fs/sync.c:56 generic_shutdown_super+0x70/0x2f0 fs/super.c:474 kill_block_super+0x70/0xdc fs/super.c:1386 gfs2_kill_sb+0xc0/0xd4 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1291 __cleanup_mnt+0x20/0x30 fs/namespace.c:1298 task_work_run+0x240/0x2f0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2180/0x3c90 arch/arm64/kernel/signal.c:1302 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+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 1693780 hardirqs last enabled at (1693779): [] folio_memcg_lock+0xe4/0x1d0 mm/memcontrol.c:2114 hardirqs last disabled at (1693780): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (1693780): [] _raw_spin_lock_irqsave+0x2c/0x88 kernel/locking/spinlock.c:162 softirqs last enabled at (1693642): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (1693642): [] __do_softirq+0xd4c/0xfa4 kernel/softirq.c:600 softirqs last disabled at (1693547): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]---