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strace: fix crash on Android 9 (Pie)

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Disables setreuid() and similar calls that are disallowed
by seccomp.
This commit is contained in:
Leonid Pliushch 2018-10-03 01:17:03 +03:00 committed by Fredrik Fornwall
parent ec9660119e
commit 4d25ac40ec
4 changed files with 51 additions and 8 deletions
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1
packages/strace/build.sh
View File

@ -1,6 +1,7 @@
TERMUX_PKG_HOMEPAGE=https://strace.io/
TERMUX_PKG_DESCRIPTION="Debugging utility to monitor system calls and signals received"
TERMUX_PKG_VERSION=4.24
TERMUX_PKG_REVISION=1
TERMUX_PKG_SHA256=1f4e59fc1edfa2bfb4adf2a748623dc25b105ec79713dd84404199f91b0b0634
TERMUX_PKG_SRCURL=https://strace.io/files/$TERMUX_PKG_VERSION/strace-$TERMUX_PKG_VERSION.tar.xz
TERMUX_PKG_RM_AFTER_INSTALL=bin/strace-graph # This is a perl script

8
packages/strace/ipc_msgctl.c.patch
View File

@ -1,7 +1,7 @@
diff -u -r ../strace-4.11/ipc_msgctl.c ./ipc_msgctl.c
--- ../strace-4.11/ipc_msgctl.c 2015-11-25 20:36:58.000000000 -0500
+++ ./ipc_msgctl.c 2015-12-25 22:20:18.904846632 -0500
@@ -74,7 +74,9 @@
diff -uNr strace-4.24/ipc_msgctl.c strace-4.24.mod/ipc_msgctl.c
--- strace-4.24/ipc_msgctl.c 2017-05-22 20:33:51.000000000 +0300
+++ strace-4.24.mod/ipc_msgctl.c 2018-10-03 01:14:05.344818748 +0300
@@ -75,7 +75,9 @@
break;
}

8
packages/strace/ipc_shmctl.c.patch
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@ -1,7 +1,7 @@
diff -u -r ../strace-4.11/ipc_shmctl.c ./ipc_shmctl.c
--- ../strace-4.11/ipc_shmctl.c 2015-11-25 20:36:58.000000000 -0500
+++ ./ipc_shmctl.c 2015-12-25 22:21:12.944165532 -0500
@@ -74,7 +74,9 @@
diff -uNr strace-4.24/ipc_shmctl.c strace-4.24.mod/ipc_shmctl.c
--- strace-4.24/ipc_shmctl.c 2017-05-22 20:33:51.000000000 +0300
+++ strace-4.24.mod/ipc_shmctl.c 2018-10-03 01:14:05.348152107 +0300
@@ -75,7 +75,9 @@
break;
}

42
packages/strace/strace.c.patch Normal file
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@ -0,0 +1,42 @@
diff -uNr strace-4.24/strace.c strace-4.24.mod/strace.c
--- strace-4.24/strace.c 2018-07-11 03:00:57.000000000 +0300
+++ strace-4.24.mod/strace.c 2018-10-03 01:15:15.105370170 +0300
@@ -442,11 +442,7 @@
static void
swap_uid(void)
{
- int euid = geteuid(), uid = getuid();
-
- if (euid != uid && setreuid(euid, uid) < 0) {
- perror_msg_and_die("setreuid");
- }
+ return;
}
static FILE *
@@ -1182,25 +1178,6 @@
}
}
- if (username != NULL) {
- /*
- * It is important to set groups before we
- * lose privileges on setuid.
- */
- if (initgroups(username, run_gid) < 0) {
- perror_msg_and_die("initgroups");
- }
- if (setregid(run_gid, params->run_egid) < 0) {
- perror_msg_and_die("setregid");
- }
- if (setreuid(run_uid, params->run_euid) < 0) {
- perror_msg_and_die("setreuid");
- }
- } else if (geteuid() != 0)
- if (setreuid(run_uid, run_uid) < 0) {
- perror_msg_and_die("setreuid");
- }
-
if (!daemonized_tracer) {
/*
* Induce a ptrace stop. Tracer (our parent)