------------[ cut here ]------------ WARNING: CPU: 0 PID: 4018 at include/linux/backing-dev.h:288 inode_to_wb include/linux/backing-dev.h:285 [inline] WARNING: CPU: 0 PID: 4018 at include/linux/backing-dev.h:288 account_page_dirtied mm/page-writeback.c:2474 [inline] WARNING: CPU: 0 PID: 4018 at include/linux/backing-dev.h:288 __set_page_dirty+0x8f8/0xc7c mm/page-writeback.c:2522 Modules linked in: CPU: 0 PID: 4018 Comm: gfs2_quotad Not tainted 5.15.165-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inode_to_wb include/linux/backing-dev.h:285 [inline] pc : account_page_dirtied mm/page-writeback.c:2474 [inline] pc : __set_page_dirty+0x8f8/0xc7c mm/page-writeback.c:2522 lr : inode_to_wb include/linux/backing-dev.h:285 [inline] lr : account_page_dirtied mm/page-writeback.c:2474 [inline] lr : __set_page_dirty+0x8f8/0xc7c mm/page-writeback.c:2522 sp : ffff80001f857740 x29: ffff80001f857750 x28: 0000000000000000 x27: 1fffe0001a01d44a x26: dfff800000000000 x25: 1fffe000180a89d9 x24: 0000000000000000 x23: ffff0000c0544ec8 x22: 0000000000000000 x21: 0000000000000003 x20: ffff0000d00ea258 x19: fffffc0003224200 x18: ffff80001f8574e0 x17: 1fffe00036831f8e x16: ffff8000082eadec x15: 000000000000ca04 x14: 1ffff0000295606a x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000da630000 x8 : ffff800008708dd8 x7 : ffff800008708528 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a39ea4 x2 : ffff0000cb6ae060 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: inode_to_wb include/linux/backing-dev.h:285 [inline] account_page_dirtied mm/page-writeback.c:2474 [inline] __set_page_dirty+0x8f8/0xc7c mm/page-writeback.c:2522 mark_buffer_dirty+0x27c/0x574 fs/buffer.c:1108 gfs2_unpin+0x12c/0xcc0 fs/gfs2/lops.c:111 buf_lo_after_commit+0x134/0x18c fs/gfs2/lops.c:750 lops_after_commit fs/gfs2/lops.h:49 [inline] gfs2_log_flush+0xd50/0x21d4 fs/gfs2/log.c:1108 do_sync+0x8e4/0xaf8 fs/gfs2/quota.c:986 gfs2_quota_sync+0x2e8/0x548 fs/gfs2/quota.c:1329 quotad_check_timeo fs/gfs2/quota.c:1519 [inline] gfs2_quotad+0x380/0x788 fs/gfs2/quota.c:1586 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 336 hardirqs last enabled at (335): [] lock_page_memcg+0x11c/0x244 mm/memcontrol.c:2056 hardirqs last disabled at (336): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (336): [] _raw_spin_lock_irqsave+0xfc/0x14c kernel/locking/spinlock.c:162 softirqs last enabled at (0): [] copy_process+0x12c4/0x3750 kernel/fork.c:2151 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace b8298a1427ad77f8 ]---