loop1: detected capacity change from 0 to 4096 BUG: unable to handle page fault for address: ffffffffffffff81 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD d5ab067 P4D d5ab067 PUD d5ad067 PMD 0 Oops: Oops: 0002 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 7587 Comm: syz.1.738 Tainted: G W 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT_{RT,(full)} Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:spin_lock include/linux/spinlock_rt.h:44 [inline] RIP: 0010:inode_sb_list_add fs/inode.c:628 [inline] RIP: 0010:inode_insert5+0x2c6/0x4d0 fs/inode.c:1322 Code: f7 00 00 00 48 8b 44 24 10 80 3c 28 00 74 08 48 89 df e8 2d bd ec ff 4c 8b 23 49 8d bc 24 40 0b 00 00 48 89 3c 24 e8 29 b3 c0 <08> 49 81 c4 c0 0b 00 00 4c 89 e3 48 c1 eb 03 80 3c 2b 00 74 08 4c RSP: 0018:ffffc900084cf628 EFLAGS: 00010246 RAX: 698bb2b8262d1d00 RBX: ffff88805a41eed8 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8b61e260 RDI: 00000000ffffffff RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff8af10c9b R10: dffffc0000000000 R11: fffffbfff1df4787 R12: ffff88814bc80000 R13: ffff88805a41f060 R14: ffff88805a41f0a0 R15: 1ffff1100b483e14 FS: 00007f159f40e6c0(0000) GS:ffff888126c1e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffff81 CR3: 00000000113c0000 CR4: 00000000003526f0 Call Trace: iget5_locked+0x66/0xa0 fs/inode.c:1358 ntfs_iget5+0xc1/0x37c0 fs/ntfs3/inode.c:533 ntfs_fill_super+0x3927/0x40b0 fs/ntfs3/super.c:1519 get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1692 vfs_get_tree+0x8f/0x2b0 fs/super.c:1815 do_new_mount+0x2a2/0x9e0 fs/namespace.c:3805 do_mount fs/namespace.c:4133 [inline] __do_sys_mount fs/namespace.c:4344 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4321 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: 0033:0x7f15a01a030a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007f159f40de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f159f40def0 RCX: 00007f15a01a030a RDX: 0000200000000080 RSI: 000020000001f740 RDI: 00007f159f40deb0 RBP: 0000200000000080 R08: 00007f159f40def0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000020000001f740 R13: 00007f159f40deb0 R14: 000000000001f771 R15: 0000200000000100 Modules linked in: CR2: ffffffffffffff81 ---[ end trace 0000000000000000 ]--- RIP: 0010:spin_lock include/linux/spinlock_rt.h:44 [inline] RIP: 0010:inode_sb_list_add fs/inode.c:628 [inline] RIP: 0010:inode_insert5+0x2c6/0x4d0 fs/inode.c:1322 Code: f7 00 00 00 48 8b 44 24 10 80 3c 28 00 74 08 48 89 df e8 2d bd ec ff 4c 8b 23 49 8d bc 24 40 0b 00 00 48 89 3c 24 e8 29 b3 c0 <08> 49 81 c4 c0 0b 00 00 4c 89 e3 48 c1 eb 03 80 3c 2b 00 74 08 4c RSP: 0018:ffffc900084cf628 EFLAGS: 00010246 RAX: 698bb2b8262d1d00 RBX: ffff88805a41eed8 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8b61e260 RDI: 00000000ffffffff RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff8af10c9b R10: dffffc0000000000 R11: fffffbfff1df4787 R12: ffff88814bc80000 R13: ffff88805a41f060 R14: ffff88805a41f0a0 R15: 1ffff1100b483e14 FS: 00007f159f40e6c0(0000) GS:ffff888126c1e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffff81 CR3: 00000000113c0000 CR4: 00000000003526f0