IO error syncing minix inode [loop0:00000008]
------------[ cut here ]------------
!buffer_uptodate(bh)
WARNING: fs/buffer.c:991 at mark_buffer_dirty+0x299/0x410 fs/buffer.c:991, CPU#0: syz.0.28/5563
Modules linked in:
CPU: 0 UID: 0 PID: 5563 Comm: syz.0.28 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:mark_buffer_dirty+0x299/0x410 fs/buffer.c:991
Code: 4c 89 f7 e8 d9 d5 d7 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 34 44 fb ff e8 8f 56 65 ff eb 8c e8 88 56 65 ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 7a 56 65 ff 90 0f 0b 90 e9 cf fd ff ff
RSP: 0018:ffffc900030a79f0 EFLAGS: 00010293
RAX: ffffffff8262ca98 RBX: ffff8880457eb540 RCX: ffff888036d32580
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900030a7b01 R08: ffff8880457eb547 R09: 1ffff11008afd6a8
R10: dffffc0000000000 R11: ffffed1008afd6a9 R12: ffff88800bf11ac6
R13: ffff88800bf11b50 R14: ffff88800bf11ab8 R15: 0000000000000017
FS:  00007fbd3a7fb6c0(0000) GS:ffff88808b0b4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbd397ff988 CR3: 0000000040bab000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 free_data fs/minix/itree_common.c:272 [inline]
 truncate fs/minix/itree_common.c:321 [inline]
 V1_minix_truncate+0x310/0x10c0 fs/minix/itree_v1.c:61
 minix_truncate fs/minix/inode.c:750 [inline]
 minix_evict_inode+0x1c9/0x260 fs/minix/inode.c:52
 evict+0x624/0xb50 fs/inode.c:822
 minix_mkdir+0xdc/0x120 fs/minix/namei.c:136
 vfs_mkdir+0x40c/0x620 fs/namei.c:5439
 filename_mkdirat+0x285/0x510 fs/namei.c:5472
 __do_sys_mkdirat fs/namei.c:5493 [inline]
 __se_sys_mkdirat+0x35/0x150 fs/namei.c:5490
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbd3999e1d9
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:00007fbd3a7fb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007fbd39c25fa0 RCX: 00007fbd3999e1d9
RDX: 00000000000001c0 RSI: 0000200000000700 RDI: ffffffffffffff9c
RBP: 00007fbd39a35888 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbd39c26038 R14: 00007fbd39c25fa0 R15: 00007fff662aabf8
 </TASK>