overlay: ./file1 is not a directory ntfs3: loop3: ino=24, "bus" mmap(write) compressed not supported BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 8000000029a12067 P4D 8000000029a12067 PUD 7b158067 PMD 0 Oops: Oops: 0010 [#1] PREEMPT SMP KASAN PTI CPU: 0 PID: 5538 Comm: syz.3.52 Not tainted 6.10.0-syzkaller-11185-g2c9b3512402e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffffc9000cecf698 EFLAGS: 00010282 RAX: 1ffffffff17f9c63 RBX: 0000000000000000 RCX: dffffc0000000000 RDX: ffffc90009bb1000 RSI: ffffea0001f21a00 RDI: ffff88806653a1d0 RBP: ffffc9000cecf800 R08: ffffffff81cd45ba R09: 1ffffd40003e4340 R10: dffffc0000000000 R11: 0000000000000000 R12: ffff888023b69148 R13: ffff888023b69160 R14: ffffea0001f21a00 R15: 1ffff920019d9ee8 FS: 00007f8094ffb6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000046e64000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: attr_make_nonresident+0xa49/0xe80 fs/ntfs3/attrib.c:301 attr_set_size_res fs/ntfs3/attrib.c:371 [inline] attr_set_size+0x711/0x4290 fs/ntfs3/attrib.c:432 ntfs_set_size+0x161/0x200 fs/ntfs3/inode.c:851 ntfs_extend+0x163/0x480 fs/ntfs3/file.c:335 ntfs_file_write_iter+0x3ea/0x770 fs/ntfs3/file.c:1124 new_sync_write fs/read_write.c:497 [inline] vfs_write+0xa72/0xc90 fs/read_write.c:590 ksys_write+0x1a0/0x2c0 fs/read_write.c:643 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: 0033:0x7f8094175b59 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:00007f8094ffb048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f8094305f60 RCX: 00007f8094175b59 RDX: 0000000000000078 RSI: 0000000020000600 RDI: 0000000000000007 RBP: 00007f80941e4e5d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f8094305f60 R15: 00007fffe593c258 Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffffc9000cecf698 EFLAGS: 00010282 RAX: 1ffffffff17f9c63 RBX: 0000000000000000 RCX: dffffc0000000000 RDX: ffffc90009bb1000 RSI: ffffea0001f21a00 RDI: ffff88806653a1d0 RBP: ffffc9000cecf800 R08: ffffffff81cd45ba R09: 1ffffd40003e4340 R10: dffffc0000000000 R11: 0000000000000000 R12: ffff888023b69148 R13: ffff888023b69160 R14: ffffea0001f21a00 R15: 1ffff920019d9ee8 FS: 00007f8094ffb6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000046e64000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400