diff -Nru qtbase-opensource-src-5.11.1+dfsg/debian/changelog qtbase-opensource-src-5.11.1+dfsg/debian/changelog
--- qtbase-opensource-src-5.11.1+dfsg/debian/changelog	2018-08-25 19:59:22.000000000 +0200
+++ qtbase-opensource-src-5.11.1+dfsg/debian/changelog	2018-09-14 11:01:25.000000000 +0200
@@ -1,3 +1,11 @@
+qtbase-opensource-src (5.11.1+dfsg-7ubuntu2) UNRELEASED; urgency=medium
+
+  * Handle the case when statx is implemented by the kernel but denied
+    by a seccomp BPF filter. This fixes applications that are running
+    under snap confinement where statx is not yet allowed
+
+ -- Zygmunt Bazyli Krynicki <zygmunt.krynicki@canonical.com>  Fri, 14 Sep 2018 11:01:25 +0200
+
 qtbase-opensource-src (5.11.1+dfsg-7ubuntu1) cosmic; urgency=medium
 
   * Merge from Debian Experimental. Remaining changes:
diff -Nru qtbase-opensource-src-5.11.1+dfsg/debian/patches/series qtbase-opensource-src-5.11.1+dfsg/debian/patches/series
--- qtbase-opensource-src-5.11.1+dfsg/debian/patches/series	2018-08-25 19:58:09.000000000 +0200
+++ qtbase-opensource-src-5.11.1+dfsg/debian/patches/series	2018-09-14 11:01:25.000000000 +0200
@@ -14,3 +14,4 @@
 armv4.diff
 nonlinux_utime.diff
 no_arc4random_buf.diff
+statx-seccomp
diff -Nru qtbase-opensource-src-5.11.1+dfsg/debian/patches/statx-seccomp qtbase-opensource-src-5.11.1+dfsg/debian/patches/statx-seccomp
--- qtbase-opensource-src-5.11.1+dfsg/debian/patches/statx-seccomp	1970-01-01 01:00:00.000000000 +0100
+++ qtbase-opensource-src-5.11.1+dfsg/debian/patches/statx-seccomp	2018-09-14 11:01:25.000000000 +0200
@@ -0,0 +1,14 @@
+Index: qtbase-opensource-src-5.11.1+dfsg/src/corelib/io/qfilesystemengine_unix.cpp
+===================================================================
+--- qtbase-opensource-src-5.11.1+dfsg.orig/src/corelib/io/qfilesystemengine_unix.cpp
++++ qtbase-opensource-src-5.11.1+dfsg/src/corelib/io/qfilesystemengine_unix.cpp
+@@ -342,7 +342,8 @@ static int qt_real_statx(int fd, const c
+ 
+     unsigned mask = STATX_BASIC_STATS | STATX_BTIME;
+     int ret = statx(fd, pathname, flags, mask, statxBuffer);
+-    if (ret == -1 && errno == ENOSYS) {
++	/* EPERM may be returned by bfp seccomp filter */
++    if (ret == -1 && (errno == ENOSYS || errno == EPERM)) {
+         statxTested.store(-1);
+         return -ENOSYS;
+     }