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UBSAN complains about out-of-bounds array indexes on 1-element arrays in struct smb2_ea_info. UBSAN: array-index-out-of-bounds in fs/smb/server/smb2pdu.c:4335:15 index 1 is out of range for type 'char [1]' CPU: 1 PID: 354 Comm: kworker/1:4 Not tainted 6.5.0-rc4 #1 Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/22/2020 Workqueue: ksmbd-io handle_ksmbd_work [ksmbd] Call Trace: <TASK> __dump_stack linux/lib/dump_stack.c:88 dump_stack_lvl+0x48/0x70 linux/lib/dump_stack.c:106 dump_stack+0x10/0x20 linux/lib/dump_stack.c:113 ubsan_epilogue linux/lib/ubsan.c:217 __ubsan_handle_out_of_bounds+0xc6/0x110 linux/lib/ubsan.c:348 smb2_get_ea linux/fs/smb/server/smb2pdu.c:4335 smb2_get_info_file linux/fs/smb/server/smb2pdu.c:4900 smb2_query_info+0x63ae/0x6b20 linux/fs/smb/server/smb2pdu.c:5275 __process_request linux/fs/smb/server/server.c:145 __handle_ksmbd_work linux/fs/smb/server/server.c:213 handle_ksmbd_work+0x348/0x10b0 linux/fs/smb/server/server.c:266 process_one_work+0x85a/0x1500 linux/kernel/workqueue.c:2597 worker_thread+0xf3/0x13a0 linux/kernel/workqueue.c:2748 kthread+0x2b7/0x390 linux/kernel/kthread.c:389 ret_from_fork+0x44/0x90 linux/arch/x86/kernel/process.c:145 ret_from_fork_asm+0x1b/0x30 linux/arch/x86/entry/entry_64.S:304 </TASK> Cc: stable@vger.kernel.org Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Steve French <stfrench@microsoft.com> |
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.. | ||
mgmt | ||
asn1.c | ||
asn1.h | ||
auth.c | ||
auth.h | ||
connection.c | ||
connection.h | ||
crypto_ctx.c | ||
crypto_ctx.h | ||
glob.h | ||
Kconfig | ||
ksmbd_netlink.h | ||
ksmbd_spnego_negtokeninit.asn1 | ||
ksmbd_spnego_negtokentarg.asn1 | ||
ksmbd_work.c | ||
ksmbd_work.h | ||
Makefile | ||
misc.c | ||
misc.h | ||
ndr.c | ||
ndr.h | ||
nterr.h | ||
ntlmssp.h | ||
oplock.c | ||
oplock.h | ||
server.c | ||
server.h | ||
smb2misc.c | ||
smb2ops.c | ||
smb2pdu.c | ||
smb2pdu.h | ||
smb_common.c | ||
smb_common.h | ||
smbacl.c | ||
smbacl.h | ||
smbfsctl.h | ||
smbstatus.h | ||
transport_ipc.c | ||
transport_ipc.h | ||
transport_rdma.c | ||
transport_rdma.h | ||
transport_tcp.c | ||
transport_tcp.h | ||
unicode.c | ||
unicode.h | ||
uniupr.h | ||
vfs_cache.c | ||
vfs_cache.h | ||
vfs.c | ||
vfs.h | ||
xattr.h |