diff -Nru qemu-6.2+dfsg/debian/changelog qemu-6.2+dfsg/debian/changelog
--- qemu-6.2+dfsg/debian/changelog	2022-01-05 11:18:25.000000000 +0000
+++ qemu-6.2+dfsg/debian/changelog	2022-01-05 11:18:25.000000000 +0000
@@ -1,4 +1,4 @@
-qemu (1:6.2+dfsg-2ubuntu1~jammyppa10) jammy; urgency=medium
+qemu (1:6.2+dfsg-2ubuntu1~jammyppa11) jammy; urgency=medium
 
   * Merge with Debian unstable, remaining changes:
     - qemu-kvm to systemd unit
@@ -61,6 +61,7 @@
     - d/p/u/lp-1959984-s390x-ipl-support-extended-kernel-command-line-size.patch
       Allow long kernel command lines for QEMU (LP: #1959984)
     - d/kvm-spice: fix when acceleration is already defined on the commandline
+    - d/p/u/fix-virtiofsd-for-glibc2.35.patch: add rseq to seccomp allow list
 
  -- Christian Ehrhardt <christian.ehrhardt@canonical.com>  Wed, 05 Jan 2022 12:18:25 +0100
 
diff -Nru qemu-6.2+dfsg/debian/patches/series qemu-6.2+dfsg/debian/patches/series
--- qemu-6.2+dfsg/debian/patches/series	2022-01-05 11:18:25.000000000 +0000
+++ qemu-6.2+dfsg/debian/patches/series	2022-01-05 11:18:25.000000000 +0000
@@ -25,3 +25,4 @@
 ubuntu/avoid-fcf-clashing-with-i486.patch
 ubuntu/lp-1952448-relax-skiboot-gcc-deprecation-errors.patch
 ubuntu/lp-1959984-s390x-ipl-support-extended-kernel-command-line-size.patch
+ubuntu/fix-virtiofsd-for-glibc2.35.patch
diff -Nru qemu-6.2+dfsg/debian/patches/ubuntu/fix-virtiofsd-for-glibc2.35.patch qemu-6.2+dfsg/debian/patches/ubuntu/fix-virtiofsd-for-glibc2.35.patch
--- qemu-6.2+dfsg/debian/patches/ubuntu/fix-virtiofsd-for-glibc2.35.patch	1970-01-01 00:00:00.000000000 +0000
+++ qemu-6.2+dfsg/debian/patches/ubuntu/fix-virtiofsd-for-glibc2.35.patch	2022-01-05 11:18:25.000000000 +0000
@@ -0,0 +1,22 @@
+Description: fix virtiofsd seccomp with libc 2.35
+ libc 2.35 added an reseq call to every thread creation [1][2] and
+ therefore needs to be allowed or virtiofsd will exit with
+ "Bad system call (core dumped)" when a guest connects.
+ .
+ [1]: https://www.efficios.com/blog/2019/02/08/linux-restartable-sequences/
+ [2]: https://sourceware.org/pipermail/libc-alpha/2022-February/136040.html
+Forwarded: yes
+Author: Christian Ehrhardt <christian.ehrhardt@canonical.com>
+Last-Update: 2022-02-09
+--- a/tools/virtiofsd/passthrough_seccomp.c
++++ b/tools/virtiofsd/passthrough_seccomp.c
+@@ -116,6 +116,9 @@ static const int syscall_allowlist[] = {
+     SCMP_SYS(write),
+     SCMP_SYS(writev),
+     SCMP_SYS(umask),
++#ifdef __NR_rseq
++    SCMP_SYS(rseq), /* required since glibc 2.35 */
++#endif
+ };
+ 
+ /* Syscalls used when --syslog is enabled */