From 955268e13f8f9422e7e89ee6350ec793dddd1e94 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= Date: Tue, 1 Nov 2022 09:44:59 +0100 Subject: nixos: try to fix Turris Omnia PCIe on Linux 6.0 Unfortunatelly this seems to not work. --- ...rejecting-with-source-address-failed-poli.patch | 287 --------------------- 1 file changed, 287 deletions(-) delete mode 100644 nixos/modules/kernel-patches/0068-ipv6-allow-rejecting-with-source-address-failed-poli.patch (limited to 'nixos/modules/kernel-patches/0068-ipv6-allow-rejecting-with-source-address-failed-poli.patch') diff --git a/nixos/modules/kernel-patches/0068-ipv6-allow-rejecting-with-source-address-failed-poli.patch b/nixos/modules/kernel-patches/0068-ipv6-allow-rejecting-with-source-address-failed-poli.patch deleted file mode 100644 index a05d094..0000000 --- a/nixos/modules/kernel-patches/0068-ipv6-allow-rejecting-with-source-address-failed-poli.patch +++ /dev/null @@ -1,287 +0,0 @@ -From 24dbd611c9221c07bd1e7f24b472171e2a34f68b Mon Sep 17 00:00:00 2001 -From: Jonas Gorski -Date: Tue, 27 Sep 2022 16:22:06 +0200 -Subject: [PATCH 68/96] ipv6: allow rejecting with "source address failed - policy" - -RFC6204 L-14 requires rejecting traffic from invalid addresses with -ICMPv6 Destination Unreachable, Code 5 (Source address failed ingress/ -egress policy) on the LAN side, so add an appropriate rule for that. - -Signed-off-by: Jonas Gorski ---- - include/net/netns/ipv6.h | 1 + - include/uapi/linux/fib_rules.h | 4 +++ - include/uapi/linux/rtnetlink.h | 1 + - net/ipv4/fib_semantics.c | 4 +++ - net/ipv4/fib_trie.c | 1 + - net/ipv4/ipmr.c | 1 + - net/ipv6/fib6_rules.c | 4 +++ - net/ipv6/ip6mr.c | 2 ++ - net/ipv6/route.c | 56 ++++++++++++++++++++++++++++++++-- - 9 files changed, 72 insertions(+), 2 deletions(-) - -diff --git a/include/net/netns/ipv6.h b/include/net/netns/ipv6.h -index b4af4837d80b..094872c7df4a 100644 ---- a/include/net/netns/ipv6.h -+++ b/include/net/netns/ipv6.h -@@ -85,6 +85,7 @@ struct netns_ipv6 { - unsigned int fib6_routes_require_src; - #endif - struct rt6_info *ip6_prohibit_entry; -+ struct rt6_info *ip6_policy_failed_entry; - struct rt6_info *ip6_blk_hole_entry; - struct fib6_table *fib6_local_tbl; - struct fib_rules_ops *fib6_rules_ops; -diff --git a/include/uapi/linux/fib_rules.h b/include/uapi/linux/fib_rules.h -index 232df14e1287..fdc18621ab75 100644 ---- a/include/uapi/linux/fib_rules.h -+++ b/include/uapi/linux/fib_rules.h -@@ -82,6 +82,10 @@ enum { - FR_ACT_BLACKHOLE, /* Drop without notification */ - FR_ACT_UNREACHABLE, /* Drop with ENETUNREACH */ - FR_ACT_PROHIBIT, /* Drop with EACCES */ -+ FR_ACT_RES9, -+ FR_ACT_RES10, -+ FR_ACT_RES11, -+ FR_ACT_POLICY_FAILED, /* Drop with EACCES */ - __FR_ACT_MAX, - }; - -diff --git a/include/uapi/linux/rtnetlink.h b/include/uapi/linux/rtnetlink.h -index 83849a37db5b..b8e58371c0ef 100644 ---- a/include/uapi/linux/rtnetlink.h -+++ b/include/uapi/linux/rtnetlink.h -@@ -265,6 +265,7 @@ enum { - RTN_THROW, /* Not in this table */ - RTN_NAT, /* Translate this address */ - RTN_XRESOLVE, /* Use external resolver */ -+ RTN_POLICY_FAILED, /* Failed ingress/egress policy */ - __RTN_MAX - }; - -diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c -index db7b2503f068..dfeb22580309 100644 ---- a/net/ipv4/fib_semantics.c -+++ b/net/ipv4/fib_semantics.c -@@ -144,6 +144,10 @@ const struct fib_prop fib_props[RTN_MAX + 1] = { - .error = -EINVAL, - .scope = RT_SCOPE_NOWHERE, - }, -+ [RTN_POLICY_FAILED] = { -+ .error = -EACCES, -+ .scope = RT_SCOPE_UNIVERSE, -+ }, - }; - - static void rt_fibinfo_free(struct rtable __rcu **rtp) -diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c -index 452ff177e4da..833514126e1a 100644 ---- a/net/ipv4/fib_trie.c -+++ b/net/ipv4/fib_trie.c -@@ -2776,6 +2776,7 @@ static const char *const rtn_type_names[__RTN_MAX] = { - [RTN_THROW] = "THROW", - [RTN_NAT] = "NAT", - [RTN_XRESOLVE] = "XRESOLVE", -+ [RTN_POLICY_FAILED] = "POLICY_FAILED", - }; - - static inline const char *rtn_type(char *buf, size_t len, unsigned int t) -diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c -index 13e6329784fb..31ab9eca976b 100644 ---- a/net/ipv4/ipmr.c -+++ b/net/ipv4/ipmr.c -@@ -175,6 +175,7 @@ static int ipmr_rule_action(struct fib_rule *rule, struct flowi *flp, - case FR_ACT_UNREACHABLE: - return -ENETUNREACH; - case FR_ACT_PROHIBIT: -+ case FR_ACT_POLICY_FAILED: - return -EACCES; - case FR_ACT_BLACKHOLE: - default: -diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c -index 7c2003833010..4679e25843d6 100644 ---- a/net/ipv6/fib6_rules.c -+++ b/net/ipv6/fib6_rules.c -@@ -221,6 +221,10 @@ static int __fib6_rule_action(struct fib_rule *rule, struct flowi *flp, - err = -EACCES; - rt = net->ipv6.ip6_prohibit_entry; - goto discard_pkt; -+ case FR_ACT_POLICY_FAILED: -+ err = -EACCES; -+ rt = net->ipv6.ip6_policy_failed_entry; -+ goto discard_pkt; - } - - tb_id = fib_rule_get_table(rule, arg); -diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c -index 4e74bc61a3db..b51a175e35b0 100644 ---- a/net/ipv6/ip6mr.c -+++ b/net/ipv6/ip6mr.c -@@ -163,6 +163,8 @@ static int ip6mr_rule_action(struct fib_rule *rule, struct flowi *flp, - return -ENETUNREACH; - case FR_ACT_PROHIBIT: - return -EACCES; -+ case FR_ACT_POLICY_FAILED: -+ return -EACCES; - case FR_ACT_BLACKHOLE: - default: - return -EINVAL; -diff --git a/net/ipv6/route.c b/net/ipv6/route.c -index 916417944ec8..43bc02822169 100644 ---- a/net/ipv6/route.c -+++ b/net/ipv6/route.c -@@ -97,6 +97,8 @@ static int ip6_pkt_discard(struct sk_buff *skb); - static int ip6_pkt_discard_out(struct net *net, struct sock *sk, struct sk_buff *skb); - static int ip6_pkt_prohibit(struct sk_buff *skb); - static int ip6_pkt_prohibit_out(struct net *net, struct sock *sk, struct sk_buff *skb); -+static int ip6_pkt_policy_failed(struct sk_buff *skb); -+static int ip6_pkt_policy_failed_out(struct net *net, struct sock *sk, struct sk_buff *skb); - static void ip6_link_failure(struct sk_buff *skb); - static void ip6_rt_update_pmtu(struct dst_entry *dst, struct sock *sk, - struct sk_buff *skb, u32 mtu, -@@ -317,6 +319,18 @@ static const struct rt6_info ip6_prohibit_entry_template = { - .rt6i_flags = (RTF_REJECT | RTF_NONEXTHOP), - }; - -+static const struct rt6_info ip6_policy_failed_entry_template = { -+ .dst = { -+ .__refcnt = ATOMIC_INIT(1), -+ .__use = 1, -+ .obsolete = DST_OBSOLETE_FORCE_CHK, -+ .error = -EACCES, -+ .input = ip6_pkt_policy_failed, -+ .output = ip6_pkt_policy_failed_out, -+ }, -+ .rt6i_flags = (RTF_REJECT | RTF_NONEXTHOP), -+}; -+ - static const struct rt6_info ip6_blk_hole_entry_template = { - .dst = { - .__refcnt = ATOMIC_INIT(1), -@@ -1036,6 +1050,7 @@ static const int fib6_prop[RTN_MAX + 1] = { - [RTN_BLACKHOLE] = -EINVAL, - [RTN_UNREACHABLE] = -EHOSTUNREACH, - [RTN_PROHIBIT] = -EACCES, -+ [RTN_POLICY_FAILED] = -EACCES, - [RTN_THROW] = -EAGAIN, - [RTN_NAT] = -EINVAL, - [RTN_XRESOLVE] = -EINVAL, -@@ -1071,6 +1086,10 @@ static void ip6_rt_init_dst_reject(struct rt6_info *rt, u8 fib6_type) - rt->dst.output = ip6_pkt_prohibit_out; - rt->dst.input = ip6_pkt_prohibit; - break; -+ case RTN_POLICY_FAILED: -+ rt->dst.output = ip6_pkt_policy_failed_out; -+ rt->dst.input = ip6_pkt_policy_failed; -+ break; - case RTN_THROW: - case RTN_UNREACHABLE: - default: -@@ -4539,6 +4558,17 @@ static int ip6_pkt_prohibit_out(struct net *net, struct sock *sk, struct sk_buff - return ip6_pkt_drop(skb, ICMPV6_ADM_PROHIBITED, IPSTATS_MIB_OUTNOROUTES); - } - -+static int ip6_pkt_policy_failed(struct sk_buff *skb) -+{ -+ return ip6_pkt_drop(skb, ICMPV6_POLICY_FAIL, IPSTATS_MIB_INNOROUTES); -+} -+ -+static int ip6_pkt_policy_failed_out(struct net *net, struct sock *sk, struct sk_buff *skb) -+{ -+ skb->dev = skb_dst(skb)->dev; -+ return ip6_pkt_drop(skb, ICMPV6_POLICY_FAIL, IPSTATS_MIB_OUTNOROUTES); -+} -+ - /* - * Allocate a dst for local (unicast / anycast) address. - */ -@@ -5032,7 +5062,8 @@ static int rtm_to_fib6_config(struct sk_buff *skb, struct nlmsghdr *nlh, - if (rtm->rtm_type == RTN_UNREACHABLE || - rtm->rtm_type == RTN_BLACKHOLE || - rtm->rtm_type == RTN_PROHIBIT || -- rtm->rtm_type == RTN_THROW) -+ rtm->rtm_type == RTN_THROW || -+ rtm->rtm_type == RTN_POLICY_FAILED) - cfg->fc_flags |= RTF_REJECT; - - if (rtm->rtm_type == RTN_LOCAL) -@@ -6285,6 +6316,8 @@ static int ip6_route_dev_notify(struct notifier_block *this, - #ifdef CONFIG_IPV6_MULTIPLE_TABLES - net->ipv6.ip6_prohibit_entry->dst.dev = dev; - net->ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(dev); -+ net->ipv6.ip6_policy_failed_entry->dst.dev = dev; -+ net->ipv6.ip6_policy_failed_entry->rt6i_idev = in6_dev_get(dev); - net->ipv6.ip6_blk_hole_entry->dst.dev = dev; - net->ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(dev); - #endif -@@ -6296,6 +6329,7 @@ static int ip6_route_dev_notify(struct notifier_block *this, - in6_dev_put_clear(&net->ipv6.ip6_null_entry->rt6i_idev); - #ifdef CONFIG_IPV6_MULTIPLE_TABLES - in6_dev_put_clear(&net->ipv6.ip6_prohibit_entry->rt6i_idev); -+ in6_dev_put_clear(&net->ipv6.ip6_policy_failed_entry->rt6i_idev); - in6_dev_put_clear(&net->ipv6.ip6_blk_hole_entry->rt6i_idev); - #endif - } -@@ -6487,6 +6521,8 @@ static int __net_init ip6_route_net_init(struct net *net) - - #ifdef CONFIG_IPV6_MULTIPLE_TABLES - net->ipv6.fib6_has_custom_rules = false; -+ -+ - net->ipv6.ip6_prohibit_entry = kmemdup(&ip6_prohibit_entry_template, - sizeof(*net->ipv6.ip6_prohibit_entry), - GFP_KERNEL); -@@ -6497,11 +6533,21 @@ static int __net_init ip6_route_net_init(struct net *net) - ip6_template_metrics, true); - INIT_LIST_HEAD(&net->ipv6.ip6_prohibit_entry->rt6i_uncached); - -+ net->ipv6.ip6_policy_failed_entry = -+ kmemdup(&ip6_policy_failed_entry_template, -+ sizeof(*net->ipv6.ip6_policy_failed_entry), GFP_KERNEL); -+ if (!net->ipv6.ip6_policy_failed_entry) -+ goto out_ip6_prohibit_entry; -+ net->ipv6.ip6_policy_failed_entry->dst.ops = &net->ipv6.ip6_dst_ops; -+ dst_init_metrics(&net->ipv6.ip6_policy_failed_entry->dst, -+ ip6_template_metrics, true); -+ INIT_LIST_HEAD(&net->ipv6.ip6_policy_failed_entry->rt6i_uncached); -+ - net->ipv6.ip6_blk_hole_entry = kmemdup(&ip6_blk_hole_entry_template, - sizeof(*net->ipv6.ip6_blk_hole_entry), - GFP_KERNEL); - if (!net->ipv6.ip6_blk_hole_entry) -- goto out_ip6_prohibit_entry; -+ goto out_ip6_policy_failed_entry; - net->ipv6.ip6_blk_hole_entry->dst.ops = &net->ipv6.ip6_dst_ops; - dst_init_metrics(&net->ipv6.ip6_blk_hole_entry->dst, - ip6_template_metrics, true); -@@ -6528,6 +6574,8 @@ static int __net_init ip6_route_net_init(struct net *net) - return ret; - - #ifdef CONFIG_IPV6_MULTIPLE_TABLES -+out_ip6_policy_failed_entry: -+ kfree(net->ipv6.ip6_policy_failed_entry); - out_ip6_prohibit_entry: - kfree(net->ipv6.ip6_prohibit_entry); - out_ip6_null_entry: -@@ -6547,6 +6595,7 @@ static void __net_exit ip6_route_net_exit(struct net *net) - kfree(net->ipv6.ip6_null_entry); - #ifdef CONFIG_IPV6_MULTIPLE_TABLES - kfree(net->ipv6.ip6_prohibit_entry); -+ kfree(net->ipv6.ip6_policy_failed_entry); - kfree(net->ipv6.ip6_blk_hole_entry); - #endif - dst_entries_destroy(&net->ipv6.ip6_dst_ops); -@@ -6624,6 +6673,9 @@ void __init ip6_route_init_special_entries(void) - init_net.ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); - init_net.ipv6.ip6_blk_hole_entry->dst.dev = init_net.loopback_dev; - init_net.ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); -+ init_net.ipv6.ip6_policy_failed_entry->dst.dev = init_net.loopback_dev; -+ init_net.ipv6.ip6_policy_failed_entry->rt6i_idev = -+ in6_dev_get(init_net.loopback_dev); - #endif - } - --- -2.37.2 - -- cgit v1.2.3