RAX: ffffffffffffffda RBX: 00007fa646775fa0 RCX: 00007fa646585d29 RDX: 0000000020000300 RSI: 0000000000000001 RDI: 00007fa6472c4000 RBP: 00007fa6472ed090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fa646775fa0 R15: 00007fa64689fa28 ------------[ cut here ]------------ kernel BUG at lib/iov_iter.c:626! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 11272 Comm: syz.7.864 Not tainted 6.13.0-rc5-syzkaller-00163-gab75170520d4 #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 e7 2b 45 fd 4c 89 2b e9 04 01 00 00 45 85 ed 48 8b 3c 24 75 16 e8 e1 c2 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:ffffc900031172d0 EFLAGS: 00010293 RAX: ffffffff84c0c13f RBX: 0000000000000001 RCX: ffff888032af0000 RDX: 0000000000000000 RSI: ffffffff8f08b2d0 RDI: ffffc90003117b70 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff84c0be24 R10: 0000000000000004 R11: ffff888032af0000 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffc90003117b60 R15: ffffffffffffffff FS: 00007fa6472ed6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2cd59b55e8 CR3: 000000005e37e000 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:3978 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: 0033:0x7fa646585d29 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:00007fa6472ed038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007fa646775fa0 RCX: 00007fa646585d29 RDX: 0000000020000300 RSI: 0000000000000001 RDI: 00007fa6472c4000 RBP: 00007fa6472ed090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fa646775fa0 R15: 00007fa64689fa28 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 e7 2b 45 fd 4c 89 2b e9 04 01 00 00 45 85 ed 48 8b 3c 24 75 16 e8 e1 c2 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:ffffc900031172d0 EFLAGS: 00010293 RAX: ffffffff84c0c13f RBX: 0000000000000001 RCX: ffff888032af0000 RDX: 0000000000000000 RSI: ffffffff8f08b2d0 RDI: ffffc90003117b70 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff84c0be24 R10: 0000000000000004 R11: ffff888032af0000 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffc90003117b60 R15: ffffffffffffffff FS: 00007fa6472ed6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2cd59b55e8 CR3: 000000005e37e000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400