------------[ cut here ]------------ WARNING: CPU: 1 PID: 4033 at include/linux/backing-dev.h:289 inode_to_wb include/linux/backing-dev.h:285 [inline] WARNING: CPU: 1 PID: 4033 at include/linux/backing-dev.h:289 account_page_dirtied mm/page-writeback.c:2474 [inline] WARNING: CPU: 1 PID: 4033 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 mm/page-writeback.c:2522 Modules linked in: CPU: 1 PID: 4033 Comm: syz-executor Not tainted 5.15.183-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 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+0x938/0xc74 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+0x938/0xc74 mm/page-writeback.c:2522 sp : ffff80001f1a7740 x29: ffff80001f1a7750 x28: ffff0000c2074000 x27: 0000000000000000 x26: dfff800000000000 x25: 1fffe000180b2109 x24: 0000000000000000 x23: ffff0000c0590848 x22: 0000000000000000 x21: 0000000000000001 x20: ffff0000f119e798 x19: fffffc0003998f40 x18: 0000000000000002 x17: ffff800016cdf000 x16: ffff8000082bddf8 x15: ffff8000167bf4c0 x14: ffff0000c12a0a00 x13: ffff0000c12a0a78 x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d99c x8 : ffff0000c12a0000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000082d477c x2 : 0000000000000001 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+0x938/0xc74 mm/page-writeback.c:2522 mark_buffer_dirty+0x27c/0x52c fs/buffer.c:1108 gfs2_unpin+0x12c/0xc28 fs/gfs2/lops.c:111 buf_lo_after_commit+0x140/0x188 fs/gfs2/lops.c:750 lops_after_commit fs/gfs2/lops.h:49 [inline] gfs2_log_flush+0x13cc/0x2078 fs/gfs2/log.c:1108 gfs2_kill_sb+0x5c/0xd4 fs/gfs2/ops_fstype.c:1734 deactivate_locked_super+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1e0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 1332850 hardirqs last enabled at (1332849): [] lock_page_memcg+0x110/0x234 mm/memcontrol.c:2061 hardirqs last disabled at (1332850): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (1332850): [] _raw_spin_lock_irqsave+0xfc/0x14c kernel/locking/spinlock.c:162 softirqs last enabled at (1332492): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (1332490): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 5f07b5f1534d2741 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4033 at include/linux/backing-dev.h:289 inode_to_wb include/linux/backing-dev.h:285 [inline] WARNING: CPU: 1 PID: 4033 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 mm/page-writeback.c:2862 Modules linked in: CPU: 1 PID: 4033 Comm: syz-executor Tainted: G W 5.15.183-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inode_to_wb include/linux/backing-dev.h:285 [inline] pc : __test_set_page_writeback+0xa34/0xc34 mm/page-writeback.c:2862 lr : inode_to_wb include/linux/backing-dev.h:285 [inline] lr : __test_set_page_writeback+0xa34/0xc34 mm/page-writeback.c:2862 sp : ffff80001f1a7120 x29: ffff80001f1a7200 x28: 0000000000000000 x27: 0000000000000000 x26: ffff0000c05906a0 x25: dfff800000000000 x24: 0000000000000000 x23: ffff0000f119e798 x22: fffffc0003998f48 x21: ffff80001f1a7180 x20: 1fffff80007331e9 x19: fffffc0003998f40 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082bddf8 x15: 0000000000000406 x14: 0000000000ff0100 x13: 1ffff0000282a06b x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff8000086a0510 x8 : ffff0000c12a0000 x7 : ffff80000869fec4 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000869ff8c x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: inode_to_wb include/linux/backing-dev.h:285 [inline] __test_set_page_writeback+0xa34/0xc34 mm/page-writeback.c:2862 set_page_writeback include/linux/page-flags.h:582 [inline] gfs2_aspace_writepage+0x548/0x710 fs/gfs2/meta_io.c:73 __writepage+0x70/0x120 mm/page-writeback.c:2342 write_cache_pages+0x7c8/0xde4 mm/page-writeback.c:2277 generic_writepages+0xf4/0x160 mm/page-writeback.c:2368 gfs2_ail1_start_one fs/gfs2/log.c:134 [inline] gfs2_ail1_flush+0x884/0xeac fs/gfs2/log.c:214 gfs2_ail1_start fs/gfs2/log.c:246 [inline] empty_ail1_list+0x100/0x1d4 fs/gfs2/log.c:978 gfs2_log_flush+0x16c0/0x2078 fs/gfs2/log.c:1123 gfs2_kill_sb+0x5c/0xd4 fs/gfs2/ops_fstype.c:1734 deactivate_locked_super+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1e0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 1333104 hardirqs last enabled at (1333103): [] lock_page_memcg+0x110/0x234 mm/memcontrol.c:2061 hardirqs last disabled at (1333104): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (1333104): [] _raw_spin_lock_irqsave+0xfc/0x14c kernel/locking/spinlock.c:162 softirqs last enabled at (1333062): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (1333062): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:586 softirqs last disabled at (1332853): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (1332853): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (1332853): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (1332853): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:641 ---[ end trace 5f07b5f1534d2742 ]---