XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x180/0x284" at daddr 0x6 len 2 error 74 XFS (loop0): page discard on page 00000000fd0d48a7, inode 0x2a, offset 0. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5154 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline] WARNING: CPU: 0 PID: 5154 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x400/0x57c fs/iomap/buffered-io.c:998 Modules linked in: CPU: 0 PID: 5154 Comm: syz.0.16 Not tainted 5.15.184-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline] pc : iomap_page_mkwrite+0x400/0x57c fs/iomap/buffered-io.c:998 lr : iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline] lr : iomap_page_mkwrite+0x400/0x57c fs/iomap/buffered-io.c:998 sp : ffff80001f8f7260 x29: ffff80001f8f73c0 x28: 1fffff8000780f51 x27: dfff800000000000 x26: ffff700003f1ee50 x25: 0000000000000003 x24: 05ffc00000000031 x23: 0000000000001000 x22: ffff80001f8f72a0 x21: fffffc0003c07a88 x20: fffffc0003c07a80 x19: ffff80001165d780 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000111a5644 x15: ffffffffffffffff x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008a98cf4 x8 : ffff0000d4151b40 x7 : 0000000000000000 x6 : ffff80000805b058 x5 : ffff0000d97d7a48 x4 : ffff80001f8f7060 x3 : ffff8000099cfc64 x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline] iomap_page_mkwrite+0x400/0x57c fs/iomap/buffered-io.c:998 __xfs_filemap_fault+0x500/0xc84 fs/xfs/xfs_file.c:1346 xfs_filemap_page_mkwrite+0x28/0x38 fs/xfs/xfs_file.c:1394 do_page_mkwrite+0x13c/0x358 mm/memory.c:2922 wp_page_shared+0x14c/0x398 mm/memory.c:3259 do_wp_page+0x7c0/0x994 mm/memory.c:3360 handle_pte_fault mm/memory.c:4668 [inline] __handle_mm_fault mm/memory.c:4785 [inline] handle_mm_fault+0x1770/0x2950 mm/memory.c:4883 __do_page_fault arch/arm64/mm/fault.c:505 [inline] do_page_fault+0x694/0xad4 arch/arm64/mm/fault.c:605 do_mem_abort+0x6c/0x1ac arch/arm64/mm/fault.c:819 el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:358 el1h_64_sync_handler+0x80/0xcc arch/arm64/kernel/entry-common.c:418 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:522 __arch_copy_to_user+0xcc/0x218 arch/arm64/lib/copy_template.S:115 sk_getsockopt net/core/sock.c:1623 [inline] sock_getsockopt+0x1484/0x1708 net/core/sock.c:1790 __sys_getsockopt+0x184/0x45c net/socket.c:2243 __do_sys_getsockopt net/socket.c:2262 [inline] __se_sys_getsockopt net/socket.c:2259 [inline] __arm64_sys_getsockopt+0xb8/0xd4 net/socket.c:2259 __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+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 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: 163264 hardirqs last enabled at (163263): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (163263): [] _raw_spin_unlock_irqrestore+0xa8/0x14c kernel/locking/spinlock.c:194 hardirqs last disabled at (163264): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (163202): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (163200): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 65d67104ca3baff5 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5154 at mm/page-writeback.c:2521 __set_page_dirty+0xd8/0xc74 mm/page-writeback.c:2521 Modules linked in: CPU: 0 PID: 5154 Comm: syz.0.16 Tainted: G W 5.15.184-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 : __set_page_dirty+0xd8/0xc74 mm/page-writeback.c:2521 lr : __set_page_dirty+0xd8/0xc74 mm/page-writeback.c:2521 sp : ffff80001f8f7160 x29: ffff80001f8f7170 x28: 1fffff8000780f51 x27: 0000000000000000 x26: dfff800000000000 x25: 1fffff8000780f51 x24: dfff800000000000 x23: fffffc0003c07a98 x22: fffffc0003c07a80 x21: 05ffc00000000039 x20: ffff0000e81783d8 x19: fffffc0003c07a80 x18: 0000000000000000 x17: ffff800016cdf000 x16: ffff8000082d465c x15: ffff8000167bf4c0 x14: ffff0000d4152540 x13: ffff0000d41525e0 x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000869d13c x8 : ffff0000d4151b40 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000082d477c x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __set_page_dirty+0xd8/0xc74 mm/page-writeback.c:2521 __set_page_dirty_nobuffers+0x154/0x258 mm/page-writeback.c:2551 set_page_dirty+0x23c/0x4f0 mm/page-writeback.c:2631 iomap_page_mkwrite_iter fs/iomap/buffered-io.c:976 [inline] iomap_page_mkwrite+0x450/0x57c fs/iomap/buffered-io.c:998 __xfs_filemap_fault+0x500/0xc84 fs/xfs/xfs_file.c:1346 xfs_filemap_page_mkwrite+0x28/0x38 fs/xfs/xfs_file.c:1394 do_page_mkwrite+0x13c/0x358 mm/memory.c:2922 wp_page_shared+0x14c/0x398 mm/memory.c:3259 do_wp_page+0x7c0/0x994 mm/memory.c:3360 handle_pte_fault mm/memory.c:4668 [inline] __handle_mm_fault mm/memory.c:4785 [inline] handle_mm_fault+0x1770/0x2950 mm/memory.c:4883 __do_page_fault arch/arm64/mm/fault.c:505 [inline] do_page_fault+0x694/0xad4 arch/arm64/mm/fault.c:605 do_mem_abort+0x6c/0x1ac arch/arm64/mm/fault.c:819 el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:358 el1h_64_sync_handler+0x80/0xcc arch/arm64/kernel/entry-common.c:418 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:522 __arch_copy_to_user+0xcc/0x218 arch/arm64/lib/copy_template.S:115 sk_getsockopt net/core/sock.c:1623 [inline] sock_getsockopt+0x1484/0x1708 net/core/sock.c:1790 __sys_getsockopt+0x184/0x45c net/socket.c:2243 __do_sys_getsockopt net/socket.c:2262 [inline] __se_sys_getsockopt net/socket.c:2259 [inline] __arm64_sys_getsockopt+0xb8/0xd4 net/socket.c:2259 __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+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 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: 163404 hardirqs last enabled at (163403): [] lock_page_memcg+0x110/0x234 mm/memcontrol.c:2061 hardirqs last disabled at (163404): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (163404): [] _raw_spin_lock_irqsave+0xfc/0x14c kernel/locking/spinlock.c:162 softirqs last enabled at (163396): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (163396): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:586 softirqs last disabled at (163267): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (163267): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (163267): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (163267): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:641 ---[ end trace 65d67104ca3baff6 ]---