------------[ cut here ]------------ kernel BUG at fs/buffer.c:1582! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 7344 Comm: syz.4.334 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:folio_set_bh fs/buffer.c:1582 [inline] RIP: 0010:folio_set_bh+0x18a/0x1e0 fs/buffer.c:1578 Code: df 48 89 fa 4c 01 e3 48 c1 ea 03 80 3c 02 00 75 43 48 89 5d 28 5b 5d 41 5c 41 5d 41 5e 41 5f e9 cc 5f 17 09 e8 b7 23 71 ff 90 <0f> 0b e8 4f b1 d9 ff e9 a5 fe ff ff 4c 89 ef e8 52 b0 d9 ff e9 cf RSP: 0018:ffffc9000370f8c8 EFLAGS: 00010287 RAX: 0000000000003e69 RBX: ffffea0001928100 RCX: ffffc9000e459000 RDX: 0000000000080000 RSI: ffffffff824be7d9 RDI: 0000000000000006 RBP: ffff888054da6570 R08: 0000000000000006 R09: 0000000000004000 R10: 0000000000004000 R11: 0000000000000001 R12: 0000000000004000 R13: 0000000000000002 R14: 0000000000004000 R15: 0000000000000000 FS: 00007f82c2beb6c0(0000) GS:ffff888124a0a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000068a8b000 CR4: 00000000003526f0 Call Trace: folio_alloc_buffers+0x295/0x6c0 fs/buffer.c:946 grow_dev_folio fs/buffer.c:1075 [inline] grow_buffers fs/buffer.c:1116 [inline] __getblk_slow+0x1f4/0x560 fs/buffer.c:1134 bdev_getblk+0xd4/0xe0 fs/buffer.c:1461 __bread_gfp+0x86/0x3c0 fs/buffer.c:1515 sb_bread_unmovable include/linux/buffer_head.h:352 [inline] ntfs_bread+0xd9/0x210 fs/ntfs3/fsntfs.c:1033 ntfs_init_from_boot fs/ntfs3/super.c:937 [inline] ntfs_fill_super+0x64f/0x4280 fs/ntfs3/super.c:1244 get_tree_bdev_flags+0x38c/0x620 fs/super.c:1691 vfs_get_tree+0x8e/0x340 fs/super.c:1751 fc_mount fs/namespace.c:1208 [inline] do_new_mount_fc fs/namespace.c:3651 [inline] do_new_mount fs/namespace.c:3727 [inline] path_mount+0x7b9/0x23a0 fs/namespace.c:4037 do_mount fs/namespace.c:4050 [inline] __do_sys_mount fs/namespace.c:4238 [inline] __se_sys_mount fs/namespace.c:4215 [inline] __x64_sys_mount+0x293/0x310 fs/namespace.c:4215 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f82c1d8efc9 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:00007f82c2beb038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f82c1fe6090 RCX: 00007f82c1d8efc9 RDX: 0000200000000000 RSI: 0000200000000040 RDI: 0000200000000140 RBP: 00007f82c1e11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000002208004 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f82c1fe6128 R14: 00007f82c1fe6090 R15: 00007ffd1f387b48 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_set_bh fs/buffer.c:1582 [inline] RIP: 0010:folio_set_bh+0x18a/0x1e0 fs/buffer.c:1578 Code: df 48 89 fa 4c 01 e3 48 c1 ea 03 80 3c 02 00 75 43 48 89 5d 28 5b 5d 41 5c 41 5d 41 5e 41 5f e9 cc 5f 17 09 e8 b7 23 71 ff 90 <0f> 0b e8 4f b1 d9 ff e9 a5 fe ff ff 4c 89 ef e8 52 b0 d9 ff e9 cf RSP: 0018:ffffc9000370f8c8 EFLAGS: 00010287 RAX: 0000000000003e69 RBX: ffffea0001928100 RCX: ffffc9000e459000 RDX: 0000000000080000 RSI: ffffffff824be7d9 RDI: 0000000000000006 RBP: ffff888054da6570 R08: 0000000000000006 R09: 0000000000004000 R10: 0000000000004000 R11: 0000000000000001 R12: 0000000000004000 R13: 0000000000000002 R14: 0000000000004000 R15: 0000000000000000 FS: 00007f82c2beb6c0(0000) GS:ffff888124a0a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000068a8b000 CR4: 00000000003526f0