RBP: 00007fe1b105f090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fe1b0335fa0 R15: 00007ffd66b6fab8 ------------[ cut here ]------------ kernel BUG at lib/iov_iter.c:626! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 9289 Comm: syz.1.673 Not tainted 6.12.0-next-20241120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 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 27 82 4b fd 4c 89 2b e9 04 01 00 00 45 85 ed 48 8b 3c 24 75 16 e8 41 90 e0 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:ffffc90006127890 EFLAGS: 00010293 RAX: ffffffff84beea7f RBX: 000000000000000f RCX: ffff888034593c00 RDX: 0000000000000000 RSI: ffffffff8f079ab0 RDI: ffffc90006127da0 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff84bee764 R10: 0000000000000004 R11: ffff888034593c00 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffc90006127d90 R15: fffffffffffffff1 FS: 00007fe1b105f6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f67d3df5f98 CR3: 0000000065494000 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_write_iter fs/fuse/file.c:1742 [inline] fuse_file_write_iter+0xae2/0xf70 fs/fuse/file.c:1787 new_sync_write fs/read_write.c:586 [inline] vfs_write+0xaeb/0xd30 fs/read_write.c:679 ksys_write+0x18f/0x2b0 fs/read_write.c:731 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: 0033:0x7fe1b017e819 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:00007fe1b105f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fe1b0335fa0 RCX: 00007fe1b017e819 RDX: 000000000000000f RSI: 0000000020000280 RDI: 0000000000000005 RBP: 00007fe1b105f090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007fe1b0335fa0 R15: 00007ffd66b6fab8 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 27 82 4b fd 4c 89 2b e9 04 01 00 00 45 85 ed 48 8b 3c 24 75 16 e8 41 90 e0 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:ffffc90006127890 EFLAGS: 00010293 RAX: ffffffff84beea7f RBX: 000000000000000f RCX: ffff888034593c00 RDX: 0000000000000000 RSI: ffffffff8f079ab0 RDI: ffffc90006127da0 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff84bee764 R10: 0000000000000004 R11: ffff888034593c00 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffc90006127d90 R15: fffffffffffffff1 FS: 00007fe1b105f6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff449614ba8 CR3: 0000000065494000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400