tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 999569d59a0aa2509ae4a67ecc266c1134e37e7b commit: 5c840ceb247ced42df472fff0d952603027eb66c [11997/12116] cifs: Create a new shared file holding smb2 pdu definitions config: x86_64-randconfig-s021-20210908 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=5c840ceb247ced42df472fff0d952603027eb66c git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 5c840ceb247ced42df472fff0d952603027eb66c # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) fs/cifs/smb2pdu.c:118:32: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] TreeId @@ got unsigned int const [usertype] tid @@ fs/cifs/smb2pdu.c:118:32: sparse: expected restricted __le32 [usertype] TreeId fs/cifs/smb2pdu.c:118:32: sparse: got unsigned int const [usertype] tid fs/cifs/smb2pdu.c:121:33: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le64 [usertype] SessionId @@ got unsigned long long [usertype] Suid @@ fs/cifs/smb2pdu.c:121:33: sparse: expected restricted __le64 [usertype] SessionId fs/cifs/smb2pdu.c:121:33: sparse: got unsigned long long [usertype] Suid fs/cifs/smb2pdu.c:1253:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le64 [usertype] SessionId @@ got unsigned long long [usertype] Suid @@ fs/cifs/smb2pdu.c:1253:36: sparse: expected restricted __le64 [usertype] SessionId fs/cifs/smb2pdu.c:1253:36: sparse: got unsigned long long [usertype] Suid fs/cifs/smb2pdu.c:1561:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le64 [usertype] SessionId @@ got unsigned long long [usertype] Suid @@ fs/cifs/smb2pdu.c:1561:28: sparse: expected restricted __le64 [usertype] SessionId fs/cifs/smb2pdu.c:1561:28: sparse: got unsigned long long [usertype] Suid fs/cifs/smb2pdu.c:1587:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] Suid @@ got restricted __le64 [usertype] SessionId @@ fs/cifs/smb2pdu.c:1587:27: sparse: expected unsigned long long [usertype] Suid fs/cifs/smb2pdu.c:1587:27: sparse: got restricted __le64 [usertype] SessionId fs/cifs/smb2pdu.c:1526:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] Suid @@ got restricted __le64 [usertype] SessionId @@ fs/cifs/smb2pdu.c:1526:27: sparse: expected unsigned long long [usertype] Suid fs/cifs/smb2pdu.c:1526:27: sparse: got restricted __le64 [usertype] SessionId fs/cifs/smb2pdu.c:1718:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le64 [usertype] SessionId @@ got unsigned long long [usertype] Suid @@ fs/cifs/smb2pdu.c:1718:28: sparse: expected restricted __le64 [usertype] SessionId fs/cifs/smb2pdu.c:1718:28: sparse: got unsigned long long [usertype] Suid fs/cifs/smb2pdu.c:1874:19: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] tid @@ got restricted __le32 [usertype] TreeId @@ fs/cifs/smb2pdu.c:1874:19: sparse: expected unsigned int [usertype] tid fs/cifs/smb2pdu.c:1874:19: sparse: got restricted __le32 [usertype] TreeId >> fs/cifs/smb2pdu.c:3967:41: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le64 [usertype] SessionId @@ got unsigned long @@ fs/cifs/smb2pdu.c:3967:41: sparse: expected restricted __le64 [usertype] SessionId fs/cifs/smb2pdu.c:3967:41: sparse: got unsigned long fs/cifs/smb2pdu.c:3968:48: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] TreeId @@ got unsigned int @@ fs/cifs/smb2pdu.c:3968:48: sparse: expected restricted __le32 [usertype] TreeId fs/cifs/smb2pdu.c:3968:48: sparse: got unsigned int vim +3967 fs/cifs/smb2pdu.c 09a4707e763824 Pavel Shilovsky 2012-09-18 3882 09a4707e763824 Pavel Shilovsky 2012-09-18 3883 /* 09a4707e763824 Pavel Shilovsky 2012-09-18 3884 * To form a chain of read requests, any read requests after the first should 09a4707e763824 Pavel Shilovsky 2012-09-18 3885 * have the end_of_chain boolean set to true. 09a4707e763824 Pavel Shilovsky 2012-09-18 3886 */ 09a4707e763824 Pavel Shilovsky 2012-09-18 3887 static int 738f9de5cdb917 Pavel Shilovsky 2016-11-23 3888 smb2_new_read_req(void **buf, unsigned int *total_len, 2dabfd5baba641 Long Li 2017-11-07 3889 struct cifs_io_parms *io_parms, struct cifs_readdata *rdata, 2dabfd5baba641 Long Li 2017-11-07 3890 unsigned int remaining_bytes, int request_type) 09a4707e763824 Pavel Shilovsky 2012-09-18 3891 { 09a4707e763824 Pavel Shilovsky 2012-09-18 3892 int rc = -EACCES; b8f57ee8aad414 Pavel Shilovsky 2016-11-23 3893 struct smb2_read_plain_req *req = NULL; 5c840ceb247ced Ronnie Sahlberg 2021-09-07 3894 struct smb2_hdr *shdr; 352d96f3acc6e0 Aurelien Aptel 2020-05-31 3895 struct TCP_Server_Info *server = io_parms->server; 09a4707e763824 Pavel Shilovsky 2012-09-18 3896 352d96f3acc6e0 Aurelien Aptel 2020-05-31 3897 rc = smb2_plain_req_init(SMB2_READ, io_parms->tcon, server, 352d96f3acc6e0 Aurelien Aptel 2020-05-31 3898 (void **) &req, total_len); 09a4707e763824 Pavel Shilovsky 2012-09-18 3899 if (rc) 09a4707e763824 Pavel Shilovsky 2012-09-18 3900 return rc; 2dabfd5baba641 Long Li 2017-11-07 3901 2dabfd5baba641 Long Li 2017-11-07 3902 if (server == NULL) 09a4707e763824 Pavel Shilovsky 2012-09-18 3903 return -ECONNABORTED; 09a4707e763824 Pavel Shilovsky 2012-09-18 3904 5c840ceb247ced Ronnie Sahlberg 2021-09-07 3905 shdr = &req->hdr; 5c840ceb247ced Ronnie Sahlberg 2021-09-07 3906 shdr->Id.SyncId.ProcessId = cpu_to_le32(io_parms->pid); 09a4707e763824 Pavel Shilovsky 2012-09-18 3907 09a4707e763824 Pavel Shilovsky 2012-09-18 3908 req->PersistentFileId = io_parms->persistent_fid; 09a4707e763824 Pavel Shilovsky 2012-09-18 3909 req->VolatileFileId = io_parms->volatile_fid; 09a4707e763824 Pavel Shilovsky 2012-09-18 3910 req->ReadChannelInfoOffset = 0; /* reserved */ 09a4707e763824 Pavel Shilovsky 2012-09-18 3911 req->ReadChannelInfoLength = 0; /* reserved */ 09a4707e763824 Pavel Shilovsky 2012-09-18 3912 req->Channel = 0; /* reserved */ 09a4707e763824 Pavel Shilovsky 2012-09-18 3913 req->MinimumCount = 0; 09a4707e763824 Pavel Shilovsky 2012-09-18 3914 req->Length = cpu_to_le32(io_parms->length); 09a4707e763824 Pavel Shilovsky 2012-09-18 3915 req->Offset = cpu_to_le64(io_parms->offset); d323c24617527f Steve French 2019-02-25 3916 d323c24617527f Steve French 2019-02-25 3917 trace_smb3_read_enter(0 /* xid */, d323c24617527f Steve French 2019-02-25 3918 io_parms->persistent_fid, d323c24617527f Steve French 2019-02-25 3919 io_parms->tcon->tid, io_parms->tcon->ses->Suid, d323c24617527f Steve French 2019-02-25 3920 io_parms->offset, io_parms->length); bd3dcc6a22a918 Long Li 2017-11-22 3921 #ifdef CONFIG_CIFS_SMB_DIRECT bd3dcc6a22a918 Long Li 2017-11-22 3922 /* bd3dcc6a22a918 Long Li 2017-11-22 3923 * If we want to do a RDMA write, fill in and append bd3dcc6a22a918 Long Li 2017-11-22 3924 * smbd_buffer_descriptor_v1 to the end of read request bd3dcc6a22a918 Long Li 2017-11-22 3925 */ bb4c0419476bd3 Long Li 2018-04-17 3926 if (server->rdma && rdata && !server->sign && bd3dcc6a22a918 Long Li 2017-11-22 3927 rdata->bytes >= server->smbd_conn->rdma_readwrite_threshold) { bd3dcc6a22a918 Long Li 2017-11-22 3928 bd3dcc6a22a918 Long Li 2017-11-22 3929 struct smbd_buffer_descriptor_v1 *v1; 352d96f3acc6e0 Aurelien Aptel 2020-05-31 3930 bool need_invalidate = server->dialect == SMB30_PROT_ID; bd3dcc6a22a918 Long Li 2017-11-22 3931 bd3dcc6a22a918 Long Li 2017-11-22 3932 rdata->mr = smbd_register_mr( bd3dcc6a22a918 Long Li 2017-11-22 3933 server->smbd_conn, rdata->pages, 7cf20bce77581b Long Li 2018-05-30 3934 rdata->nr_pages, rdata->page_offset, 7cf20bce77581b Long Li 2018-05-30 3935 rdata->tailsz, true, need_invalidate); bd3dcc6a22a918 Long Li 2017-11-22 3936 if (!rdata->mr) b7972092199f6d Long Li 2019-04-05 3937 return -EAGAIN; bd3dcc6a22a918 Long Li 2017-11-22 3938 bd3dcc6a22a918 Long Li 2017-11-22 3939 req->Channel = SMB2_CHANNEL_RDMA_V1_INVALIDATE; bd3dcc6a22a918 Long Li 2017-11-22 3940 if (need_invalidate) bd3dcc6a22a918 Long Li 2017-11-22 3941 req->Channel = SMB2_CHANNEL_RDMA_V1; bd3dcc6a22a918 Long Li 2017-11-22 3942 req->ReadChannelInfoOffset = 2026b06e9ce852 Steve French 2018-01-24 3943 cpu_to_le16(offsetof(struct smb2_read_plain_req, Buffer)); bd3dcc6a22a918 Long Li 2017-11-22 3944 req->ReadChannelInfoLength = 2026b06e9ce852 Steve French 2018-01-24 3945 cpu_to_le16(sizeof(struct smbd_buffer_descriptor_v1)); bd3dcc6a22a918 Long Li 2017-11-22 3946 v1 = (struct smbd_buffer_descriptor_v1 *) &req->Buffer[0]; 2026b06e9ce852 Steve French 2018-01-24 3947 v1->offset = cpu_to_le64(rdata->mr->mr->iova); 2026b06e9ce852 Steve French 2018-01-24 3948 v1->token = cpu_to_le32(rdata->mr->mr->rkey); 2026b06e9ce852 Steve French 2018-01-24 3949 v1->length = cpu_to_le32(rdata->mr->mr->length); bd3dcc6a22a918 Long Li 2017-11-22 3950 bd3dcc6a22a918 Long Li 2017-11-22 3951 *total_len += sizeof(*v1) - 1; bd3dcc6a22a918 Long Li 2017-11-22 3952 } bd3dcc6a22a918 Long Li 2017-11-22 3953 #endif 09a4707e763824 Pavel Shilovsky 2012-09-18 3954 if (request_type & CHAINED_REQUEST) { 09a4707e763824 Pavel Shilovsky 2012-09-18 3955 if (!(request_type & END_OF_CHAIN)) { b8f57ee8aad414 Pavel Shilovsky 2016-11-23 3956 /* next 8-byte aligned request */ b8f57ee8aad414 Pavel Shilovsky 2016-11-23 3957 *total_len = DIV_ROUND_UP(*total_len, 8) * 8; b8f57ee8aad414 Pavel Shilovsky 2016-11-23 3958 shdr->NextCommand = cpu_to_le32(*total_len); 09a4707e763824 Pavel Shilovsky 2012-09-18 3959 } else /* END_OF_CHAIN */ 31473fc4f9653b Pavel Shilovsky 2016-10-24 3960 shdr->NextCommand = 0; 09a4707e763824 Pavel Shilovsky 2012-09-18 3961 if (request_type & RELATED_REQUEST) { 31473fc4f9653b Pavel Shilovsky 2016-10-24 3962 shdr->Flags |= SMB2_FLAGS_RELATED_OPERATIONS; 09a4707e763824 Pavel Shilovsky 2012-09-18 3963 /* 09a4707e763824 Pavel Shilovsky 2012-09-18 3964 * Related requests use info from previous read request 09a4707e763824 Pavel Shilovsky 2012-09-18 3965 * in chain. 09a4707e763824 Pavel Shilovsky 2012-09-18 3966 */ c0d46717b95735 Steve French 2021-05-15 @3967 shdr->SessionId = 0xFFFFFFFFFFFFFFFF; 5c840ceb247ced Ronnie Sahlberg 2021-09-07 3968 shdr->Id.SyncId.TreeId = 0xFFFFFFFF; c0d46717b95735 Steve French 2021-05-15 3969 req->PersistentFileId = 0xFFFFFFFFFFFFFFFF; c0d46717b95735 Steve French 2021-05-15 3970 req->VolatileFileId = 0xFFFFFFFFFFFFFFFF; 09a4707e763824 Pavel Shilovsky 2012-09-18 3971 } 09a4707e763824 Pavel Shilovsky 2012-09-18 3972 } 09a4707e763824 Pavel Shilovsky 2012-09-18 3973 if (remaining_bytes > io_parms->length) 09a4707e763824 Pavel Shilovsky 2012-09-18 3974 req->RemainingBytes = cpu_to_le32(remaining_bytes); 09a4707e763824 Pavel Shilovsky 2012-09-18 3975 else 09a4707e763824 Pavel Shilovsky 2012-09-18 3976 req->RemainingBytes = 0; 09a4707e763824 Pavel Shilovsky 2012-09-18 3977 738f9de5cdb917 Pavel Shilovsky 2016-11-23 3978 *buf = req; 09a4707e763824 Pavel Shilovsky 2012-09-18 3979 return rc; 09a4707e763824 Pavel Shilovsky 2012-09-18 3980 } 09a4707e763824 Pavel Shilovsky 2012-09-18 3981 :::::: The code at line 3967 was first introduced by commit :::::: c0d46717b95735b0eacfddbcca9df37a49de9c7a SMB3: incorrect file id in requests compounded with open :::::: TO: Steve French <stfrench@xxxxxxxxxxxxx> :::::: CC: Steve French <stfrench@xxxxxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
