Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.52' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.852990] ------------[ cut here ]------------ [ 27.857763] kernel BUG at fs/ntfs/aops.c:207! [ 27.862444] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 27.867795] Modules linked in: [ 27.870982] CPU: 0 PID: 7972 Comm: syz-executor297 Not tainted 4.14.302-syzkaller #0 [ 27.878844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 27.888173] task: ffff8880b324c280 task.stack: ffff8880b36a0000 [ 27.894214] RIP: 0010:ntfs_readpage+0x150e/0x1ad0 [ 27.899028] RSP: 0018:ffff8880b36a7778 EFLAGS: 00010297 [ 27.904371] RAX: ffff8880b324c280 RBX: dffffc0000000000 RCX: 0000000000000000 [ 27.911618] RDX: 0000000000000000 RSI: ffffea00022ed3c0 RDI: ffff88808cf39790 [ 27.918863] RBP: ffff88808cf39788 R08: 0000000000000000 R09: ffff88808cf39c18 [ 27.926108] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 [ 27.933352] R13: ffff88808cf39740 R14: ffff88808cf39a08 R15: ffffea00022ed3c0 [ 27.940603] FS: 0000555556249300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 27.948804] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.954658] CR2: 00007fa385a02000 CR3: 000000009c245000 CR4: 00000000003406f0 [ 27.961909] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.969152] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.976394] Call Trace: [ 27.978961] ? __add_to_page_cache_locked+0x2ea/0x840 [ 27.984135] ? check_preemption_disabled+0x35/0x240 [ 27.989131] ? __lru_cache_add+0x178/0x250 [ 27.993339] ? ntfs_end_buffer_async_read+0x10a0/0x10a0 [ 27.998676] ? add_to_page_cache_lru+0x136/0x2b0 [ 28.003413] ? add_to_page_cache_locked+0x40/0x40 [ 28.008231] ? alloc_pages_current+0x15d/0x260 [ 28.012786] do_read_cache_page+0x38e/0xc10 [ 28.017085] ? ntfs_end_buffer_async_read+0x10a0/0x10a0 [ 28.022423] ? ntfs_attr_lookup+0xeca/0x1f30 [ 28.026817] map_mft_record+0x1ca/0xbe0 [ 28.030767] ntfs_read_locked_inode+0x1bf/0x51b0 [ 28.035498] ? ntfs_mapping_pairs_decompress+0x755/0xf60 [ 28.040926] ? kmem_cache_alloc+0x2f8/0x3c0 [ 28.045225] ntfs_read_inode_mount+0xbca/0x2180 [ 28.049875] ntfs_fill_super+0x9a6/0x7180 [ 28.054000] ? vsnprintf+0x260/0x1340 [ 28.057776] ? pointer+0x9e0/0x9e0 [ 28.061291] ? lock_downgrade+0x740/0x740 [ 28.065413] ? ntfs_big_inode_init_once+0x20/0x20 [ 28.070230] ? snprintf+0xa5/0xd0 [ 28.073751] ? vsprintf+0x30/0x30 [ 28.077179] ? ns_test_super+0x50/0x50 [ 28.081042] ? set_blocksize+0x125/0x380 [ 28.085077] mount_bdev+0x2b3/0x360 [ 28.088684] ? ntfs_big_inode_init_once+0x20/0x20 [ 28.093504] mount_fs+0x92/0x2a0 [ 28.096847] vfs_kern_mount.part.0+0x5b/0x470 [ 28.101317] do_mount+0xe65/0x2a30 [ 28.104831] ? copy_mount_string+0x40/0x40 [ 28.109041] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.114030] ? copy_mnt_ns+0xa30/0xa30 [ 28.117889] ? copy_mount_options+0x1fa/0x2f0 [ 28.122355] ? copy_mnt_ns+0xa30/0xa30 [ 28.126216] SyS_mount+0xa8/0x120 [ 28.129643] ? copy_mnt_ns+0xa30/0xa30 [ 28.133507] do_syscall_64+0x1d5/0x640 [ 28.137394] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 28.142570] RIP: 0033:0x7fa38de2faea [ 28.146256] RSP: 002b:00007ffe2fc92bc8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.153938] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa38de2faea [ 28.161255] RDX: 000000002001f600 RSI: 000000002001f640 RDI: 00007ffe2fc92be0 [ 28.168504] RBP: 00007ffe2fc92be0 R08: 00007ffe2fc92c20 R09: 000000000001f5cf [ 28.175749] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 28.182990] R13: 00005555562492c0 R14: 0000000000000000 R15: 00007ffe2fc92c20 [ 28.190238] Code: d1 04 00 00 49 83 be 88 fd ff ff 00 0f 85 f7 f4 ff ff e8 46 2e 45 ff 49 8b 86 80 fd ff ff a8 08 0f 85 e3 f4 ff ff e8 32 2e 45 ff <0f> 0b e8 2b 2e 45 ff 48 8b 84 24 88 00 00 00 48 8d b8 c0 fd ff [ 28.209398] RIP: ntfs_readpage+0x150e/0x1ad0 RSP: ffff8880b36a7778 [ 28.215957] ---[ end trace 38df56b858090173 ]--- [ 28.220713] Kernel panic - not syncing: Fatal exception [ 28.226218] Kernel Offset: disabled [ 28.229824] Rebooting in 86400 seconds..