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authorAlex Kiernan <alex.kiernan@gmail.com>2019-06-13 07:07:45 +0100
committerRichard Purdie <richard.purdie@linuxfoundation.org>2019-06-14 22:48:22 +0100
commit07526deab6f347ffffb7a72c23b0fa0794335cbb (patch)
tree9049f811e02c260530414a92d6df9a573dbbc77d
parent53099ced25bd86cfb45c42ad50a42e220b65fb6b (diff)
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systemd: Backport OpenSSL BUF_MEM fix
Building `systemd-resolve` from systemd 242 with OpenSSL 1.1.1c and enabling DNS over TLS ends up calling abort (on 32 bit armhf): Program terminated with signal SIGABRT, Aborted. #0 __libc_do_syscall () at libc-do-syscall.S:49 49 libc-do-syscall.S: No such file or directory. (gdb) where #0 __libc_do_syscall () at libc-do-syscall.S:49 #1 0xb6940ea4 in __libc_signal_restore_set (set=0xbec68b78) at ../sysdeps/unix/sysv/linux/internal-signals.h:84 #2 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:48 #3 0xb69336e0 in __GI_abort () at abort.c:79 #4 0xb6968428 in __libc_message (action=action@entry=do_abort, fmt=<optimized out>) at ../sysdeps/posix/libc_fatal.c:181 #5 0xb696c7e6 in malloc_printerr (str=<optimized out>) at malloc.c:5352 #6 0xb696ca1a in munmap_chunk (p=<optimized out>) at malloc.c:2840 #7 0xb6bd1c4a in CRYPTO_clear_realloc (str=0xd0e59a, old_len=388, num=<optimized out>, file=0xb6c300dc "../../../../../../workspace/sources/openssl/crypto/buffer/buffer.c", line=135) at ../../../../../../workspace/sources/openssl/crypto/mem.c:290 #8 0xb6b5da3a in BUF_MEM_grow_clean (str=0xcfb960, len=len@entry=393) at ../../../../../../workspace/sources/openssl/crypto/buffer/buffer.c:135 #9 0xb6b486a0 in mem_write (b=0xcf8300, in=0xd07c6b "\027\003\003", inl=24) at ../../../../../../workspace/sources/openssl/crypto/bio/bss_mem.c:235 #10 0xb6b45c86 in bwrite_conv (bio=<optimized out>, data=<optimized out>, datal=<optimized out>, written=0xbec68ec8) at ../../../../../../workspace/sources/openssl/crypto/bio/bio_meth.c:77 #11 0xb6b452d4 in bio_write_intern (written=0xbec68ec8, dlen=24, data=0xd07c6b, b=0xcf8300) at ../../../../../../workspace/sources/openssl/crypto/bio/bio_lib.c:343 #12 bio_write_intern (b=0xcf8300, data=0xd07c6b, dlen=24, written=0xbec68ec8) at ../../../../../../workspace/sources/openssl/crypto/bio/bio_lib.c:320 #13 0xb6b455b2 in BIO_write (b=<optimized out>, data=<optimized out>, dlen=<optimized out>) at ../../../../../../workspace/sources/openssl/crypto/bio/bio_lib.c:363 #14 0xb6cabd1a in ssl3_write_pending (s=s@entry=0xcfd2d8, type=type@entry=23, buf=buf@entry=0xcfcc28 "", len=len@entry=2, written=written@entry=0xbec698b0) at ../../../../../../workspace/sources/openssl/ssl/record/rec_layer_s3.c:1146 #15 0xb6cac72e in do_ssl3_write (s=s@entry=0xcfd2d8, type=type@entry=23, buf=buf@entry=0xcfcc28 "", pipelens=pipelens@entry=0xbec698b4, numpipes=numpipes@entry=1, create_empty_fragment=create_empty_fragment@entry=0, written=written@entry=0xbec698b0) at ../../../../../../workspace/sources/openssl/ssl/record/rec_layer_s3.c:1107 #16 0xb6cac92e in ssl3_write_bytes (s=0xcfd2d8, type=23, buf_=0xcfcc28, len=<optimized out>, written=0xbec699c0) at ../../../../../../workspace/sources/openssl/ssl/record/rec_layer_s3.c:613 #17 0xb6cb1698 in ssl3_write (s=<optimized out>, buf=0xcfcc28, len=2, written=0xbec699c0) at ../../../../../../workspace/sources/openssl/ssl/s3_lib.c:4460 #18 0xb6cb87b2 in ssl_write_internal (s=<optimized out>, buf=buf@entry=0xcfcc28, num=num@entry=2, written=written@entry=0xbec699c0) at ../../../../../../workspace/sources/openssl/ssl/ssl_lib.c:1943 #19 0xb6cb8896 in SSL_write (s=<optimized out>, buf=buf@entry=0xcfcc28, num=num@entry=2) at ../../../../../../workspace/sources/openssl/ssl/ssl_lib.c:1957 #20 0x004ddac8 in dnstls_stream_write (stream=stream@entry=0xcfca60, buf=0xcfcc28 "", count=2) at ../git/src/resolve/resolved-dnstls-openssl.c:270 #21 0x004d8d5c in dns_stream_writev (s=s@entry=0xcfca60, iov=iov@entry=0xbec69b4c, iovcnt=iovcnt@entry=2, flags=flags@entry=0) at ../git/src/resolve/resolved-dns-stream.c:225 #22 0x004d9516 in on_stream_io (es=<optimized out>, fd=<optimized out>, revents=4, userdata=0xcfca60) at ../git/src/resolve/resolved-dns-stream.c:334 #23 0xb6e7f020 in source_dispatch (s=0xcf3658) at ../git/src/libsystemd/sd-event/sd-event.c:2821 #24 0xb6e806b0 in sd_event_dispatch (e=e@entry=0xced6d0) at ../git/src/libsystemd/sd-event/sd-event.c:3234 #25 0xb6e807f6 in sd_event_run (e=0xced6d0, timeout=<optimized out>) at ../git/src/libsystemd/sd-event/sd-event.c:3291 #26 0xb6e809bc in sd_event_loop (e=0xced6d0) at ../git/src/libsystemd/sd-event/sd-event.c:3312 #27 0x004bb64c in run (argv=<optimized out>, argc=<optimized out>) at ../git/src/resolve/resolved.c:84 #28 main (argc=<optimized out>, argv=<optimized out>) at ../git/src/resolve/resolved.c:91 (From OE-Core rev: b11ddab19bc7c0ce35b95345181de8a708268472) Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r--meta/recipes-core/systemd/systemd/0001-resolved-Fix-incorrect-use-of-OpenSSL-BUF_MEM.patch41
-rw-r--r--meta/recipes-core/systemd/systemd_242.bb1
2 files changed, 42 insertions, 0 deletions
diff --git a/meta/recipes-core/systemd/systemd/0001-resolved-Fix-incorrect-use-of-OpenSSL-BUF_MEM.patch b/meta/recipes-core/systemd/systemd/0001-resolved-Fix-incorrect-use-of-OpenSSL-BUF_MEM.patch
new file mode 100644
index 0000000000..f0ae1db60d
--- /dev/null
+++ b/meta/recipes-core/systemd/systemd/0001-resolved-Fix-incorrect-use-of-OpenSSL-BUF_MEM.patch
@@ -0,0 +1,41 @@
+From 18bddeaaf225d5becfc10cd2c6a1d037c90574a2 Mon Sep 17 00:00:00 2001
+From: Tomas Mraz <tmraz@fedoraproject.org>
+Date: Tue, 11 Jun 2019 15:10:21 +0200
+Subject: [PATCH] resolved: Fix incorrect use of OpenSSL BUF_MEM
+
+Fixes: #12763
+Upstream-Status: Backport [Not yet released]
+ https://github.com/systemd/systemd/commit/18bddeaaf225d5becfc10cd2c6a1d037c90574a2
+Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
+---
+ src/resolve/resolved-dnstls-openssl.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/src/resolve/resolved-dnstls-openssl.c b/src/resolve/resolved-dnstls-openssl.c
+index f269e4d6487f..5d9223007581 100644
+--- a/src/resolve/resolved-dnstls-openssl.c
++++ b/src/resolve/resolved-dnstls-openssl.c
+@@ -6,6 +6,7 @@
+
+ #include <openssl/bio.h>
+ #include <openssl/err.h>
++#include <string.h>
+
+ #include "io-util.h"
+ #include "resolved-dns-stream.h"
+@@ -34,9 +35,11 @@ static int dnstls_flush_write_buffer(DnsStream *stream) {
+ return ss;
+ } else {
+ stream->dnstls_data.write_buffer->length -= ss;
+- stream->dnstls_data.write_buffer->data += ss;
+
+ if (stream->dnstls_data.write_buffer->length > 0) {
++ memmove(stream->dnstls_data.write_buffer->data,
++ stream->dnstls_data.write_buffer->data + ss,
++ stream->dnstls_data.write_buffer->length);
+ stream->dnstls_events |= EPOLLOUT;
+ return -EAGAIN;
+ }
+--
+2.17.1
+
diff --git a/meta/recipes-core/systemd/systemd_242.bb b/meta/recipes-core/systemd/systemd_242.bb
index 90f235be3d..29f64b995a 100644
--- a/meta/recipes-core/systemd/systemd_242.bb
+++ b/meta/recipes-core/systemd/systemd_242.bb
@@ -24,6 +24,7 @@ SRC_URI += "file://touchscreen.rules \
file://0005-rules-watch-metadata-changes-in-ide-devices.patch \
file://0006-network-remove-redunant-link-name-in-message.patch \
file://99-default.preset \
+ file://0001-resolved-Fix-incorrect-use-of-OpenSSL-BUF_MEM.patch \
"
# patches needed by musl