R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fbca7575fa0 R15: 00007fbca769fa28 ------------[ cut here ]------------ kernel BUG at lib/iov_iter.c:626! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 6811 Comm: syz.1.270 Not tainted 6.13.0-rc6-syzkaller-00051-geea6e4b4dfb8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:iov_iter_revert+0x420/0x590 lib/iov_iter.c:626 Code: 42 80 3c 20 00 48 8b 1c 24 74 08 48 89 df e8 d7 1d 45 fd 4c 89 2b e9 04 01 00 00 45 85 ed 48 8b 3c 24 75 16 e8 21 b9 de fc 90 <0f> 0b 41 83 fd 05 48 8b 3c 24 0f 84 58 01 00 00 48 89 f8 48 c1 e8 RSP: 0018:ffffc9000c2e72d0 EFLAGS: 00010293 RAX: ffffffff84c0caff RBX: 0000000000000001 RCX: ffff88807fe2da00 RDX: 0000000000000000 RSI: ffffffff8f08b390 RDI: ffffc9000c2e7b70 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff84c0c7e4 R10: 0000000000000004 R11: ffff88807fe2da00 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffc9000c2e7b60 R15: ffffffffffffffff FS: 00007fbca80d76c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f91286a56c0 CR3: 00000000791a8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: fuse_direct_io+0x30b3/0x31f0 fs/fuse/file.c:1667 fuse_direct_IO+0x941/0x1390 fs/fuse/file.c:3121 generic_file_direct_write+0x1e6/0x400 mm/filemap.c:3969 fuse_cache_write_iter fs/fuse/file.c:1474 [inline] fuse_file_write_iter+0x715/0xf70 fs/fuse/file.c:1791 aio_write+0x56b/0x7c0 fs/aio.c:1633 io_submit_one+0x8a7/0x18a0 fs/aio.c:2052 __do_sys_io_submit fs/aio.c:2111 [inline] __se_sys_io_submit+0x171/0x2e0 fs/aio.c:2081 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fbca7385d29 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:00007fbca80d7038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007fbca7575fa0 RCX: 00007fbca7385d29 RDX: 0000000020000300 RSI: 0000000000000001 RDI: 00007fbca80ae000 RBP: 00007fbca80d7090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fbca7575fa0 R15: 00007fbca769fa28 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:iov_iter_revert+0x420/0x590 lib/iov_iter.c:626 Code: 42 80 3c 20 00 48 8b 1c 24 74 08 48 89 df e8 d7 1d 45 fd 4c 89 2b e9 04 01 00 00 45 85 ed 48 8b 3c 24 75 16 e8 21 b9 de fc 90 <0f> 0b 41 83 fd 05 48 8b 3c 24 0f 84 58 01 00 00 48 89 f8 48 c1 e8 RSP: 0018:ffffc9000c2e72d0 EFLAGS: 00010293 RAX: ffffffff84c0caff RBX: 0000000000000001 RCX: ffff88807fe2da00 RDX: 0000000000000000 RSI: ffffffff8f08b390 RDI: ffffc9000c2e7b70 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff84c0c7e4 R10: 0000000000000004 R11: ffff88807fe2da00 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffc9000c2e7b60 R15: ffffffffffffffff FS: 00007fbca80d76c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff64801f48 CR3: 00000000791a8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400