CIFS: VFS: \\127.0.0.1 Error -3
CIFS: VFS: \\127.0.0.1 Error -32 sending data on socket to server
------------[ cut here ]------------
server->in_flight == 0
WARNING: fs/smb/client/smb2ops.c:104 at smb2_add_credits+0x1213/0x1790 fs/smb/client/smb2ops.c:104, CPU#3: syz.3.279/6853
Modules linked in:
CPU: 3 UID: 0 PID: 6853 Comm: syz.3.279 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:smb2_add_credits+0x1213/0x1790 fs/smb/client/smb2ops.c:104
Code: c6 e8 d1 69 b0 fe 84 db 0f 85 0a fb ff ff e8 b4 6f b0 fe 48 8d 3d ad ea f0 0d 67 48 0f b9 3a e9 f4 fa ff ff e8 9e 6f b0 fe 90 <0f> 0b 90 0f b6 05 58 63 d1 0d 31 ff 89 c6 88 44 24 28 e8 96 69 b0
RSP: 0018:ffffc900040c71d8 EFLAGS: 00010287
RAX: 00000000000059af RBX: ffff888039204300 RCX: ffffc90024109000
RDX: 0000000000080000 RSI: ffffffff835bb012 RDI: ffff888029d7cb00
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffffc900040c7418
R13: 0000000000002000 R14: 0000000000000001 R15: ffff888039204000
FS:  00007f1d29f326c0(0000) GS:ffff8880d5e56000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000001c8000 CR3: 000000002e263000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 add_credits fs/smb/client/cifsglob.h:894 [inline]
 compound_send_recv+0x1030/0x2a10 fs/smb/client/transport.c:978
 cifs_send_recv+0x43/0x60 fs/smb/client/transport.c:1105
 SMB2_sess_sendreceive+0x235/0x950 fs/smb/client/smb2pdu.c:1655
 SMB2_sess_auth_rawntlmssp_negotiate+0x775/0xbf0 fs/smb/client/smb2pdu.c:1851
 SMB2_sess_setup+0x314/0x640 fs/smb/client/smb2pdu.c:2045
 cifs_setup_session+0x434/0xfe0 fs/smb/client/connect.c:4170
 cifs_get_smb_ses+0x1813/0x2170 fs/smb/client/connect.c:2503
 cifs_mount_get_session+0xf8/0x460 fs/smb/client/connect.c:3587
 get_session fs/smb/client/dfs.c:65 [inline]
 dfs_mount_share+0x200/0x1e20 fs/smb/client/dfs.c:275
 cifs_mount+0xc4/0xdb0 fs/smb/client/connect.c:3869
 cifs_smb3_do_mount+0x2c0/0x1b10 fs/smb/client/cifsfs.c:1026
 smb3_get_tree_common fs/smb/client/fs_context.c:897 [inline]
 smb3_get_tree fs/smb/client/fs_context.c:917 [inline]
 smb3_get_tree+0x1fd/0x440 fs/smb/client/fs_context.c:909
 vfs_get_tree+0x92/0x320 fs/super.c:1933
 fc_mount fs/namespace.c:1198 [inline]
 do_new_mount_fc fs/namespace.c:3772 [inline]
 do_new_mount fs/namespace.c:3848 [inline]
 path_mount+0x7d0/0x24c0 fs/namespace.c:4168
 do_mount fs/namespace.c:4181 [inline]
 __do_sys_mount fs/namespace.c:4397 [inline]
 __se_sys_mount fs/namespace.c:4374 [inline]
 __x64_sys_mount+0x293/0x310 fs/namespace.c:4374
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1d28f9e159
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:00007f1d29f32028 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f1d29225fa0 RCX: 00007f1d28f9e159
RDX: 0000200000000200 RSI: 0000200000000100 RDI: 0000200000000500
RBP: 00007f1d2903506b R08: 0000200000000300 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1d29226038 R14: 00007f1d29225fa0 R15: 00007ffe337cc3b8
 </TASK>