gfs2: fsid=syz:syz.0: first mount done, others may mount ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4019 at include/linux/backing-dev.h:288 inode_to_wb include/linux/backing-dev.h:285 [inline] WARNING: CPU: 0 PID: 4019 at include/linux/backing-dev.h:288 account_page_dirtied mm/page-writeback.c:2474 [inline] WARNING: CPU: 0 PID: 4019 at include/linux/backing-dev.h:288 __set_page_dirty+0x8f8/0xc7c mm/page-writeback.c:2522 Modules linked in: CPU: 0 PID: 4019 Comm: syz-executor127 Not tainted 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 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+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 : ffff80001fea7720 x29: ffff80001fea7730 x28: 0000000000000000 x27: 1fffe000192d5c4a x26: dfff800000000000 x25: 1fffe000180b19d9 x24: 0000000000000000 x23: ffff0000c058cec8 x22: 0000000000000000 x21: 0000000000000003 x20: ffff0000c96ae258 x19: fffffc0003335d80 x18: ffff80001fea7400 x17: 1fffe0003682e78e x16: ffff8000082eb59c x15: 000000000000c695 x14: ffff8000172044c0 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000cb1e9b40 x8 : ffff80000870b1c4 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a3dcc0 x2 : ffff0000cba28060 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 gfs2_kill_sb+0x5c/0xd4 fs/gfs2/ops_fstype.c:1734 deactivate_locked_super+0xb8/0x13c fs/super.c:335 deactivate_super+0x108/0x128 fs/super.c:366 cleanup_mnt+0x3c0/0x474 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x130/0x1e4 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x670/0x20bc kernel/exit.c:874 do_group_exit+0x110/0x268 kernel/exit.c:996 __do_sys_exit_group kernel/exit.c:1007 [inline] __se_sys_exit_group kernel/exit.c:1005 [inline] __wake_up_parent+0x0/0x60 kernel/exit.c:1005 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 133950 hardirqs last enabled at (133949): [<ffff80000891b1fc>] lock_page_memcg+0x11c/0x244 mm/memcontrol.c:2061 hardirqs last disabled at (133950): [<ffff800011c31844>] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (133950): [<ffff800011c31844>] _raw_spin_lock_irqsave+0xfc/0x14c kernel/locking/spinlock.c:162 softirqs last enabled at (132264): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (132262): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace e44825e0e8b36d38 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4019 at include/linux/backing-dev.h:288 inode_to_wb include/linux/backing-dev.h:285 [inline] WARNING: CPU: 0 PID: 4019 at include/linux/backing-dev.h:288 __test_set_page_writeback+0xa58/0xc70 mm/page-writeback.c:2862 Modules linked in: CPU: 0 PID: 4019 Comm: syz-executor127 Tainted: G W 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 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+0xa58/0xc70 mm/page-writeback.c:2862 lr : inode_to_wb include/linux/backing-dev.h:285 [inline] lr : __test_set_page_writeback+0xa58/0xc70 mm/page-writeback.c:2862 sp : ffff80001fea70e0 x29: ffff80001fea71c0 x28: 0000000000000000 x27: 0000000000000000 x26: ffff0000c058cd20 x25: 0000000000000003 x24: 0000000000000000 x23: ffff0000c96ae250 x22: fffffc0003335d88 x21: ffff80001fea7140 x20: 1fffff8000666bb1 x19: fffffc0003335d80 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082eb59c x15: 0000000000000406 x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000cb1e9b40 x8 : ffff80000870ddb8 x7 : ffff80000870d7b0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870d878 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: inode_to_wb include/linux/backing-dev.h:285 [inline] __test_set_page_writeback+0xa58/0xc70 mm/page-writeback.c:2862 set_page_writeback include/linux/page-flags.h:582 [inline] gfs2_aspace_writepage+0x550/0x71c fs/gfs2/meta_io.c:73 __writepage+0x70/0x16c mm/page-writeback.c:2342 write_cache_pages+0x878/0xf58 mm/page-writeback.c:2277 generic_writepages+0xf8/0x164 mm/page-writeback.c:2368 gfs2_ail1_start_one fs/gfs2/log.c:134 [inline] gfs2_ail1_flush+0x854/0xf9c fs/gfs2/log.c:214 gfs2_ail1_start fs/gfs2/log.c:246 [inline] empty_ail1_list+0x140/0x21c fs/gfs2/log.c:978 gfs2_log_flush+0x145c/0x21d4 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+0x108/0x128 fs/super.c:366 cleanup_mnt+0x3c0/0x474 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x130/0x1e4 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x670/0x20bc kernel/exit.c:874 do_group_exit+0x110/0x268 kernel/exit.c:996 __do_sys_exit_group kernel/exit.c:1007 [inline] __se_sys_exit_group kernel/exit.c:1005 [inline] __wake_up_parent+0x0/0x60 kernel/exit.c:1005 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 134006 hardirqs last enabled at (134005): [<ffff80000891b1fc>] lock_page_memcg+0x11c/0x244 mm/memcontrol.c:2061 hardirqs last disabled at (134006): [<ffff800011c31844>] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (134006): [<ffff800011c31844>] _raw_spin_lock_irqsave+0xfc/0x14c kernel/locking/spinlock.c:162 softirqs last enabled at (133984): [<ffff8000081b70b8>] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (133984): [<ffff8000081b70b8>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (133953): [<ffff8000081b7750>] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (133953): [<ffff8000081b7750>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (133953): [<ffff8000081b7750>] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (133953): [<ffff8000081b7750>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace e44825e0e8b36d39 ]---