umount2("/var/lib/snapd/hostfs//tmp/snap.rootfs_SYbp94", 0) = 0
rmdir("/tmp/snap.rootfs_SYbp94") = 0
mount("none", "/var/lib/snapd/hostfs", NULL, MS_REC|MS_SLAVE, NULL) = 0
umount2("/var/lib/snapd/hostfs/sys", MNT_DETACH|UMOUNT_NOFOLLOW) = 0
umount2("/var/lib/snapd/hostfs/dev", MNT_DETACH|UMOUNT_NOFOLLOW) = 0
umount2("/var/lib/snapd/hostfs/proc", MNT_DETACH|UMOUNT_NOFOLLOW) = 0
getuid() = 0
getgid() = 0
mkdir("/tmp/snap.0_test-snapd-tools_q8VXo5", 0700) = 0
umask(000) = 022
mkdir("/tmp/snap.0_test-snapd-tools_q8VXo5/tmp", 01777) = 0
umask(022) = 000
stat(".", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
stat("/home/mvo", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
chdir("/") = 0
mount("/tmp/snap.0_test-snapd-tools_q8VXo5/tmp", "/tmp", NULL, MS_BIND, NULL) = 0
mount("none", "/tmp", NULL, MS_PRIVATE, NULL) = 0
chown("/tmp/", 0, 0) = 0
chdir("/home/mvo") = 0
stat("/dev/pts/ptmx", {st_mode=S_IFCHR|000, st_rdev=makedev(5, 2), ...}) = 0
stat("/dev/ptmx", {st_mode=S_IFCHR|0666, st_rdev=makedev(5, 2), ...}) = 0
mount("devpts", "/dev/pts", "devpts", MS_MGC_VAL, "newinstance,ptmxmode=0666,mode=0"...) = 0
mount("/dev/pts/ptmx", "/dev/ptmx", 0x40c851, MS_BIND, NULL) = 0
open("/run/snapd/ns/snap.test-snapd-tools.fstab", O_WRONLY|O_CREAT|O_TRUNC|O_CLOEXEC, 0666) = -1 EACCES (Permission denied)
write(2, "cannot open current mount profil"..., 76cannot open current mount profile: /run/snapd/ns/snap.test-snapd-tools.fstab) = 76
write(2, ": Permission denied\n", 20: Permission denied
) = 20
exit_group(1) = ?
+++ exited with 1 +++
./strace: Process 5302 attached
set_robust_list(0x7f9b5d33ca20, 24) = 0
gettid() = 5302
open("/proc/5302/attr/current", O_WRONLY) = 7
write(7, "changehat 0000000000000000^mount"..., 57) = 57
close(7) = 0
prctl(PR_SET_PDEATHSIG, SIGINT) = 0
kill(5299, SIG_0) = -1 ESRCH (No such process)
rt_sigprocmask(SIG_UNBLOCK, [ABRT], NULL, 8) = 0
tgkill(5302, 5302, SIGABRT) = 0
--- SIGABRT {si_signo=SIGABRT, si_code=SI_TKILL, si_pid=5302, si_uid=0} ---
+++ killed by SIGABRT +++