loop0: detected capacity change from 0 to 2048 loop0: p2 p3 < > p4 < p5 > loop0: partition table partially beyond EOD, truncated loop0: p3 start 4284289 is beyond EOD, truncated hpfs: block size(32768) > page size(4096) not supported by filesystem ------------[ cut here ]------------ kernel BUG at fs/buffer.c:1479! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5333 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:folio_set_bh+0x1dc/0x1e0 fs/buffer.c:1479 Code: 4c 89 e2 e8 86 87 98 02 e9 42 ff ff ff e8 0c 80 6d ff 48 89 df 48 c7 c6 00 28 df 8b e8 4d ba cf fe 90 0f 0b e8 f5 7f 6d ff 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f RSP: 0018:ffffc900074677f0 EFLAGS: 00010293 RAX: ffffffff8258540b RBX: ffffea000152b800 RCX: ffff88800083a500 RDX: 0000000000000000 RSI: 0000000000008000 RDI: 0000000000008000 RBP: dffffc0000000000 R08: ffffea000152b807 R09: 1ffffd40002a5700 R10: dffffc0000000000 R11: fffff940002a5701 R12: 0000000000000003 R13: 0000000000008000 R14: ffff888011ecabc8 R15: 0000000000008000 FS: 00007fc2131756c0(0000) GS:ffff88808c87f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc212554390 CR3: 0000000012b96000 CR4: 0000000000352ef0 Call Trace: folio_alloc_buffers+0x228/0x640 fs/buffer.c:849 grow_dev_folio fs/buffer.c:979 [inline] grow_buffers fs/buffer.c:1020 [inline] __getblk_slow fs/buffer.c:1038 [inline] bdev_getblk+0x2cb/0x6e0 fs/buffer.c:1358 __bread_gfp+0x89/0x3b0 fs/buffer.c:1412 sb_bread include/linux/buffer_head.h:346 [inline] hpfs_map_sector+0x125/0x380 fs/hpfs/buffer.c:82 hpfs_fill_super+0x24c/0x1fa0 fs/hpfs/super.c:528 get_tree_bdev_flags+0x431/0x4f0 fs/super.c:1694 vfs_get_tree+0x92/0x2a0 fs/super.c:1754 fc_mount fs/namespace.c:1193 [inline] do_new_mount_fc fs/namespace.c:3758 [inline] do_new_mount+0x341/0xd30 fs/namespace.c:3834 do_mount fs/namespace.c:4167 [inline] __do_sys_mount fs/namespace.c:4383 [inline] __se_sys_mount+0x31d/0x420 fs/namespace.c:4360 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc21239ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc213174fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fc212615fa0 RCX: 00007fc21239ce59 RDX: 0000200000000100 RSI: 0000200000000140 RDI: 0000200000000180 RBP: 00007fc212432d6f R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000c000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fc212616038 R14: 00007fc212615fa0 R15: 00007ffe77993448 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_set_bh+0x1dc/0x1e0 fs/buffer.c:1479 Code: 4c 89 e2 e8 86 87 98 02 e9 42 ff ff ff e8 0c 80 6d ff 48 89 df 48 c7 c6 00 28 df 8b e8 4d ba cf fe 90 0f 0b e8 f5 7f 6d ff 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f RSP: 0018:ffffc900074677f0 EFLAGS: 00010293 RAX: ffffffff8258540b RBX: ffffea000152b800 RCX: ffff88800083a500 RDX: 0000000000000000 RSI: 0000000000008000 RDI: 0000000000008000 RBP: dffffc0000000000 R08: ffffea000152b807 R09: 1ffffd40002a5700 R10: dffffc0000000000 R11: fffff940002a5701 R12: 0000000000000003 R13: 0000000000008000 R14: ffff888011ecabc8 R15: 0000000000008000 FS: 00007fc2131756c0(0000) GS:ffff88808c87f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007faff168e540 CR3: 0000000012b96000 CR4: 0000000000352ef0