RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000006
RBP: 00007f5a09bf81d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 00007ffeaa4dc18f R14: 00007f5a09bf8300 R15: 0000000000022000
WARNING: CPU: 0 PID: 14562 at lib/iov_iter.c:385 _copy_from_iter+0x2f1/0x1320
 </TASK>
net/sunrpc/rpc_pipe.c: __rpc_create_common failed to allocate inode for dentry nfsd4_cb
Modules linked in:
CPU: 0 PID: 14562 Comm: syz-executor.2 Not tainted 6.5.0-rc4-next-20230804 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:_copy_from_iter+0x2f1/0x1320
Code: b2 ff ff 89 c3 e9 1f ff ff ff e8 7a 3d 34 ff be 85 01 00 00 48 c7 c7 60 42 9f 84 e8 09 d5 58 ff e9 13 fe ff ff e8 5f 3d 34 ff <0f> 0b 45 31 f6 e9 67 ff ff ff e8 50 3d 34 ff 31 ff 89 ee e8 87 38
RSP: 0018:ffff88804381f6b0 EFLAGS: 00010216
RAX: 00000000000001fd RBX: 0000000000000000 RCX: ffffc900037df000
RDX: 0000000000040000 RSI: ffffffff821881a1 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 00000000000000bb
R13: ffffea0000fffa00 R14: 00000000000000bb R15: ffff88804381f8e0
net/sunrpc/rpc_pipe.c: rpc_populate failed to populate directory /
FS:  00007f0d36354700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200006c0 CR3: 000000000e5d6000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 copy_page_from_iter+0xe3/0x180
 blk_rq_map_user_iov+0xb39/0x16c0
 blk_rq_map_user_io+0x1d1/0x200
 sg_common_write.constprop.0+0xd8d/0x15f0
 sg_new_write.isra.0+0x53b/0x790
 sg_ioctl+0x9fb/0x26c0
 __x64_sys_ioctl+0x1a4/0x210
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x6e/0xd8
RIP: 0033:0x7f0d38ddeb19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f0d36354188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f0d38ef1f60 RCX: 00007f0d38ddeb19
RDX: 00000000200006c0 RSI: 0000000000002285 RDI: 0000000000000003
RBP: 00007f0d38e38f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd898e8a6f R14: 00007f0d36354300 R15: 0000000000022000
 </TASK>
irq event stamp: 967
hardirqs last  enabled at (977): [<ffffffff81309a68>] console_unlock+0x2a8/0x2e0
hardirqs last disabled at (988): [<ffffffff81309a4d>] console_unlock+0x28d/0x2e0
softirqs last  enabled at (334): [<ffffffff81190963>] irq_exit_rcu+0x93/0xc0
softirqs last disabled at (329): [<ffffffff81190963>] irq_exit_rcu+0x93/0xc0
---[ end trace 0000000000000000 ]---
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0