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[src/netbsd-8]: src/sys Pull up following revision(s) (requested by spz in ti...
details: https://anonhg.NetBSD.org/src/rev/a0b0c7eed581
branches: netbsd-8
changeset: 850919:a0b0c7eed581
user: snj <snj%NetBSD.org@localhost>
date: Wed Aug 09 05:12:18 2017 +0000
description:
Pull up following revision(s) (requested by spz in ticket #193):
sys/compat/common/vfs_syscalls_12.c: revision 1.34
sys/rump/kern/lib/libsys_sunos/rump_sunos_compat.c: revision 1.2
sys/compat/svr4_32/svr4_32_misc.c: revision 1.78
sys/compat/sunos32/sunos32_misc.c: revision 1.78
sys/compat/linux/common/linux_misc.c: revision 1.239
sys/compat/osf1/osf1_file.c: revision 1.44
sys/compat/common/vfs_syscalls_43.c: revision 1.60
sys/compat/svr4/svr4_misc.c: revision 1.158
sys/compat/ibcs2/ibcs2_misc.c: revision 1.114
sys/compat/linux/common/linux_file64.c: revision 1.59
sys/compat/linux32/common/linux32_dirent.c: revision 1.18
sys/compat/sunos/sunos_misc.c: revision 1.171
Fail, don't panic, on bad dirents from file system.
Controllable via puffs from userland.
>From Ilja Van Sprundel.
diffstat:
sys/compat/common/vfs_syscalls_12.c | 10 ++++++----
sys/compat/common/vfs_syscalls_43.c | 10 ++++++----
sys/compat/ibcs2/ibcs2_misc.c | 10 ++++++----
sys/compat/linux/common/linux_file64.c | 10 ++++++----
sys/compat/linux/common/linux_misc.c | 10 ++++++----
sys/compat/linux32/common/linux32_dirent.c | 10 ++++++----
sys/compat/osf1/osf1_file.c | 10 ++++++----
sys/compat/sunos/sunos_misc.c | 10 ++++++----
sys/compat/sunos32/sunos32_misc.c | 10 ++++++----
sys/compat/svr4/svr4_misc.c | 16 ++++++++++------
sys/compat/svr4_32/svr4_32_misc.c | 10 ++++++----
sys/rump/kern/lib/libsys_sunos/rump_sunos_compat.c | 8 +++++---
12 files changed, 75 insertions(+), 49 deletions(-)
diffs (truncated from 376 to 300 lines):
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/common/vfs_syscalls_12.c
--- a/sys/compat/common/vfs_syscalls_12.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/common/vfs_syscalls_12.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: vfs_syscalls_12.c,v 1.33 2017/01/13 22:29:59 christos Exp $ */
+/* $NetBSD: vfs_syscalls_12.c,v 1.33.8.1 2017/08/09 05:12:18 snj Exp $ */
/*
* Copyright (c) 1989, 1993
@@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls_12.c,v 1.33 2017/01/13 22:29:59 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls_12.c,v 1.33.8.1 2017/08/09 05:12:18 snj Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -171,8 +171,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic(__func__);
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if (bdp->d_fileno == 0) {
inp += reclen; /* it is a hole; squish it out */
if (cookie)
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/common/vfs_syscalls_43.c
--- a/sys/compat/common/vfs_syscalls_43.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/common/vfs_syscalls_43.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: vfs_syscalls_43.c,v 1.59 2017/01/13 20:25:35 christos Exp $ */
+/* $NetBSD: vfs_syscalls_43.c,v 1.59.8.1 2017/08/09 05:12:18 snj Exp $ */
/*
* Copyright (c) 1989, 1993
@@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls_43.c,v 1.59 2017/01/13 20:25:35 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls_43.c,v 1.59.8.1 2017/08/09 05:12:18 snj Exp $");
#if defined(_KERNEL_OPT)
#include "opt_compat_netbsd.h"
@@ -451,8 +451,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic(__func__);
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if (bdp->d_fileno == 0) {
inp += reclen; /* it is a hole; squish it out */
if (cookie)
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/ibcs2/ibcs2_misc.c
--- a/sys/compat/ibcs2/ibcs2_misc.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/ibcs2/ibcs2_misc.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ibcs2_misc.c,v 1.113 2014/09/05 09:21:54 matt Exp $ */
+/* $NetBSD: ibcs2_misc.c,v 1.113.12.1 2017/08/09 05:12:18 snj Exp $ */
/*
* Copyright (c) 1992, 1993
@@ -95,7 +95,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ibcs2_misc.c,v 1.113 2014/09/05 09:21:54 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ibcs2_misc.c,v 1.113.12.1 2017/08/09 05:12:18 snj Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -427,8 +427,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic("ibcs2_getdents: bad reclen");
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if (cookie && (*cookie >> 32) != 0) {
compat_offseterr(vp, "ibcs2_getdents");
error = EINVAL;
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/linux/common/linux_file64.c
--- a/sys/compat/linux/common/linux_file64.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/linux/common/linux_file64.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: linux_file64.c,v 1.58 2017/01/28 15:01:01 christos Exp $ */
+/* $NetBSD: linux_file64.c,v 1.58.6.1 2017/08/09 05:12:18 snj Exp $ */
/*-
* Copyright (c) 1995, 1998, 2000, 2008 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: linux_file64.c,v 1.58 2017/01/28 15:01:01 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: linux_file64.c,v 1.58.6.1 2017/08/09 05:12:18 snj Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -325,8 +325,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic("linux_readdir");
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if (bdp->d_fileno == 0) {
inp += reclen; /* it is a hole; squish it out */
if (cookie)
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/linux/common/linux_misc.c
--- a/sys/compat/linux/common/linux_misc.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/linux/common/linux_misc.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: linux_misc.c,v 1.238 2017/05/06 21:34:51 joerg Exp $ */
+/* $NetBSD: linux_misc.c,v 1.238.2.1 2017/08/09 05:12:18 snj Exp $ */
/*-
* Copyright (c) 1995, 1998, 1999, 2008 The NetBSD Foundation, Inc.
@@ -57,7 +57,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: linux_misc.c,v 1.238 2017/05/06 21:34:51 joerg Exp $");
+__KERNEL_RCSID(0, "$NetBSD: linux_misc.c,v 1.238.2.1 2017/08/09 05:12:18 snj Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -748,8 +748,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic("linux_readdir");
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if (bdp->d_fileno == 0) {
inp += reclen; /* it is a hole; squish it out */
if (cookie)
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/linux32/common/linux32_dirent.c
--- a/sys/compat/linux32/common/linux32_dirent.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/linux32/common/linux32_dirent.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: linux32_dirent.c,v 1.17 2017/01/28 21:54:57 christos Exp $ */
+/* $NetBSD: linux32_dirent.c,v 1.17.6.1 2017/08/09 05:12:18 snj Exp $ */
/*-
* Copyright (c) 2006 Emmanuel Dreyfus, all rights reserved.
@@ -33,7 +33,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: linux32_dirent.c,v 1.17 2017/01/28 21:54:57 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: linux32_dirent.c,v 1.17.6.1 2017/08/09 05:12:18 snj Exp $");
#include <sys/types.h>
#include <sys/param.h>
@@ -178,8 +178,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic("linux32_readdir");
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if (bdp->d_fileno == 0) {
inp += reclen; /* it is a hole; squish it out */
if (cookie)
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/osf1/osf1_file.c
--- a/sys/compat/osf1/osf1_file.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/osf1/osf1_file.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: osf1_file.c,v 1.43 2014/09/05 09:21:54 matt Exp $ */
+/* $NetBSD: osf1_file.c,v 1.43.12.1 2017/08/09 05:12:18 snj Exp $ */
/*
* Copyright (c) 1999 Christopher G. Demetriou. All rights reserved.
@@ -58,7 +58,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: osf1_file.c,v 1.43 2014/09/05 09:21:54 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: osf1_file.c,v 1.43.12.1 2017/08/09 05:12:18 snj Exp $");
#if defined(_KERNEL_OPT)
#include "opt_syscall_debug.h"
@@ -201,8 +201,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic("osf1_sys_getdirentries: bad reclen");
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if (cookie)
off = *cookie++; /* each entry points to the next */
else
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/sunos/sunos_misc.c
--- a/sys/compat/sunos/sunos_misc.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/sunos/sunos_misc.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sunos_misc.c,v 1.170 2015/10/23 19:40:11 maxv Exp $ */
+/* $NetBSD: sunos_misc.c,v 1.170.10.1 2017/08/09 05:12:18 snj Exp $ */
/*
* Copyright (c) 1992, 1993
@@ -50,7 +50,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunos_misc.c,v 1.170 2015/10/23 19:40:11 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunos_misc.c,v 1.170.10.1 2017/08/09 05:12:18 snj Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -414,8 +414,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic("sunos_getdents");
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if ((*cookie >> 32) != 0) {
compat_offseterr(vp, "sunos_getdents");
error = EINVAL;
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/sunos32/sunos32_misc.c
--- a/sys/compat/sunos32/sunos32_misc.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/sunos32/sunos32_misc.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sunos32_misc.c,v 1.77 2016/02/28 23:24:35 khorben Exp $ */
+/* $NetBSD: sunos32_misc.c,v 1.77.10.1 2017/08/09 05:12:18 snj Exp $ */
/* from :NetBSD: sunos_misc.c,v 1.107 2000/12/01 19:25:10 jdolecek Exp */
/*
@@ -77,7 +77,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunos32_misc.c,v 1.77 2016/02/28 23:24:35 khorben Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunos32_misc.c,v 1.77.10.1 2017/08/09 05:12:18 snj Exp $");
#define COMPAT_SUNOS 1
@@ -659,8 +659,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
- if (reclen & 3)
- panic("sunos_getdents");
+ if (reclen & 3) {
+ error = EIO;
+ goto out;
+ }
if (cookie && (*cookie >> 32) != 0) {
compat_offseterr(vp, "sunos_getdents");
error = EINVAL;
diff -r f5cfe7d69ffb -r a0b0c7eed581 sys/compat/svr4/svr4_misc.c
--- a/sys/compat/svr4/svr4_misc.c Wed Aug 09 05:09:47 2017 +0000
+++ b/sys/compat/svr4/svr4_misc.c Wed Aug 09 05:12:18 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: svr4_misc.c,v 1.157 2016/11/10 17:00:51 christos Exp $ */
+/* $NetBSD: svr4_misc.c,v 1.157.8.1 2017/08/09 05:12:19 snj Exp $ */
/*-
* Copyright (c) 1994, 2008 The NetBSD Foundation, Inc.
@@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: svr4_misc.c,v 1.157 2016/11/10 17:00:51 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: svr4_misc.c,v 1.157.8.1 2017/08/09 05:12:19 snj Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -264,8 +264,10 @@
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
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