exFAT-fs (loop8): failed to load upcase table (idx : 0x00010000, chksum : 0xe5674ec2, utbl_chksum : 0xe619d30d) ------------[ cut here ]------------ WARNING: CPU: 0 PID: 9091 at lib/iov_iter.c:612 iov_iter_revert+0x58a/0x5f0 lib/iov_iter.c:612 Modules linked in: CPU: 0 UID: 0 PID: 9091 Comm: syz.8.628 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:iov_iter_revert+0x58a/0x5f0 lib/iov_iter.c:612 Code: 5c 24 30 74 08 48 89 df e8 43 47 5c fd 4c 89 2b 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d e9 f8 5a 49 fc cc e8 a7 c8 f8 fc 90 <0f> 0b 90 eb e1 e8 9c c8 f8 fc eb da 89 d9 80 e1 07 38 c1 0f 8c e6 RSP: 0018:ffffc9000bbf7bb8 EFLAGS: 00010287 RAX: ffffffff84c6e619 RBX: ffffc9000bbf7d70 RCX: 0000000000080000 RDX: ffffc9000c569000 RSI: 0000000000000681 RDI: 0000000000000682 RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff820b8c70 R10: 0000000000000005 R11: 0000000000000002 R12: 1ffff9200177efb1 R13: 0000000000001000 R14: ffffc9000bbf7d88 R15: fffffffffffff00a FS: 00007ff8437706c0(0000) GS:ffff888125c12000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000020000000140a CR3: 0000000065bbe000 CR4: 0000000000350ef0 Call Trace: generic_file_read_iter+0x383/0x510 mm/filemap.c:2887 new_sync_read fs/read_write.c:491 [inline] vfs_read+0x55a/0xa30 fs/read_write.c:572 ksys_read+0x145/0x250 fs/read_write.c:715 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff84298eec9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff843770038 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff842be5fa0 RCX: 00007ff84298eec9 RDX: 0000000000001000 RSI: 0000200000001400 RDI: 0000000000000004 RBP: 00007ff842a11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff842be6038 R14: 00007ff842be5fa0 R15: 00007ffd69120448