loop3: detected capacity change from 0 to 4096 BUG: unable to handle page fault for address: fffffffd8953061c #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD d57e067 P4D d57e067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN NOPTI CPU: 2 PID: 5908 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00234-g7367539ad4b0 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:alloc_pages_mpol+0x274/0x610 mm/mempolicy.c:2264 Code: 00 44 89 fe e8 fd 82 a7 ff 45 85 ff 75 05 45 31 ff eb 5f e8 0e 88 a7 ff 8b 54 24 58 44 89 e6 44 89 ef 48 8b 0c 24 e8 cb 26 f7 4c 89 f2 48 c1 ea 03 49 89 c7 48 b8 00 00 00 00 00 fc ff df 0f RSP: 0018:ffffc9000345f898 EFLAGS: 00010286 RAX: ffffea000123f340 RBX: 1ffff9200068bf16 RCX: ffffffff81dd67a2 RDX: 0000000000000000 RSI: ffffffff8b6f5520 RDI: ffffffff8d261b50 RBP: ffffffff946d5340 R08: 0000000000000000 R09: fffffbfff1f3ea42 R10: ffffffff8f9f5217 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000140cca R14: ffffffff946d5344 R15: 0000000000000001 FS: 00007f7380bc06c0(0000) GS:ffff88806b400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffd8953061c CR3: 000000003d546000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: folio_alloc+0x1e/0x40 mm/mempolicy.c:2342 filemap_alloc_folio+0x3ba/0x490 mm/filemap.c:984 do_read_cache_folio+0x1b6/0x540 mm/filemap.c:3711 do_read_cache_page mm/filemap.c:3813 [inline] read_cache_page+0x5b/0x160 mm/filemap.c:3822 read_mapping_page include/linux/pagemap.h:888 [inline] ntfs_map_page fs/ntfs3/ntfs_fs.h:922 [inline] ntfs_fill_super+0x3899/0x4490 fs/ntfs3/super.c:1501 get_tree_bdev+0x36f/0x610 fs/super.c:1614 vfs_get_tree+0x8f/0x380 fs/super.c:1779 do_new_mount fs/namespace.c:3352 [inline] path_mount+0x14e6/0x1f20 fs/namespace.c:3679 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount fs/namespace.c:3875 [inline] __x64_sys_mount+0x297/0x320 fs/namespace.c:3875 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f737fe7f3aa Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7380bbfef8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f7380bbff80 RCX: 00007f737fe7f3aa RDX: 0000000020000000 RSI: 0000000020000200 RDI: 00007f7380bbff40 RBP: 0000000020000000 R08: 00007f7380bbff80 R09: 000000000000c040 R10: 000000000000c040 R11: 0000000000000202 R12: 0000000020000200 R13: 00007f7380bbff40 R14: 000000000001f77e R15: 0000000020000100 Modules linked in: CR2: fffffffd8953061c ---[ end trace 0000000000000000 ]--- RIP: 0010:alloc_pages_mpol+0x274/0x610 mm/mempolicy.c:2264 Code: 00 44 89 fe e8 fd 82 a7 ff 45 85 ff 75 05 45 31 ff eb 5f e8 0e 88 a7 ff 8b 54 24 58 44 89 e6 44 89 ef 48 8b 0c 24 e8 cb 26 f7 4c 89 f2 48 c1 ea 03 49 89 c7 48 b8 00 00 00 00 00 fc ff df 0f RSP: 0018:ffffc9000345f898 EFLAGS: 00010286 RAX: ffffea000123f340 RBX: 1ffff9200068bf16 RCX: ffffffff81dd67a2 RDX: 0000000000000000 RSI: ffffffff8b6f5520 RDI: ffffffff8d261b50 RBP: ffffffff946d5340 R08: 0000000000000000 R09: fffffbfff1f3ea42 R10: ffffffff8f9f5217 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000140cca R14: ffffffff946d5344 R15: 0000000000000001 FS: 00007f7380bc06c0(0000) GS:ffff88806b400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffd8953061c CR3: 000000003d546000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400