XFS (loop4): metadata I/O error in "xfs_read_agf+0x234/0x584" at daddr 0x1 len 1 error 74 XFS (loop4): page discard on page 00000000091572fa, inode 0x26, offset 134220800. Unable to handle kernel paging request at virtual address dfff800000000039 Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 [dfff800000000039] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 4240 Comm: kworker/u4:7 Not tainted 5.15.170-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: writeback wb_workfn (flush-7:4) pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : errseq_set+0x30/0x198 lib/errseq.c:72 lr : errseq_set+0x24/0x198 lib/errseq.c:60 sp : ffff8000202c6b90 x29: ffff8000202c6b90 x28: dfff800000000000 x27: ffff8000202c6d80 x26: fffffc0003aa0c00 x25: 0000000000000c00 x24: 1fffff8000754181 x23: 0000000008000000 x22: fffffc0003a9d7c8 x21: 00000000ffffff8b x20: 00000000ffffff8b x19: 00000000000001c8 x18: 1fffe00036835d8e x17: 1fffe00036835d8e x16: ffff8000082ec8b8 x15: ffff800014b5fa40 x14: 1ffff0000295806a x13: dfff800000000000 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000039 x8 : dfff800000000000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000804605c x2 : 0000000000000006 x1 : 00000000ffffff8b x0 : 00000000000001c8 Call trace: errseq_set+0x30/0x198 lib/errseq.c:72 __filemap_set_wb_err+0x3c/0x3a4 mm/filemap.c:730 mapping_set_error include/linux/pagemap.h:60 [inline] iomap_writepage_map fs/iomap/buffered-io.c:1383 [inline] iomap_do_writepage+0x19e0/0x1db8 fs/iomap/buffered-io.c:1485 write_cache_pages+0x878/0xf58 mm/page-writeback.c:2277 iomap_writepages+0x6c/0x1f4 fs/iomap/buffered-io.c:1516 xfs_vm_writepages+0x124/0x180 fs/xfs/xfs_aops.c:488 do_writepages+0x39c/0x5ec mm/page-writeback.c:2386 __writeback_single_inode+0x148/0x13a4 fs/fs-writeback.c:1647 writeback_sb_inodes+0x94c/0x1654 fs/fs-writeback.c:1930 wb_writeback+0x3fc/0xfc8 fs/fs-writeback.c:2104 wb_do_writeback fs/fs-writeback.c:2247 [inline] wb_workfn+0x3a4/0x1070 fs/fs-writeback.c:2288 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 Code: 976cc825 d2d00008 d343fe69 f2fbffe8 (38e86928) ---[ end trace 171a7bc104c82a09 ]--- ---------------- Code disassembly (best guess): 0: 976cc825 bl 0xfffffffffdb32094 4: d2d00008 mov x8, #0x800000000000 // #140737488355328 8: d343fe69 lsr x9, x19, #3 c: f2fbffe8 movk x8, #0xdfff, lsl #48 * 10: 38e86928 ldrsb w8, [x9, x8] <-- trapping instruction