SUMMARY I noticed that the journal is flooded with: qt.core.qabstractitemmodel.checkindex: Index QModelIndex(-1,-1,0x0,QObject(0x0)) is not valid (expected valid (expected valid) STEPS TO REPRODUCE i have no idea how i reached this point .. in fact i do not know what to remove and where is the origin of the problem. OBSERVED RESULT flooded system journal EXPECTED RESULT not a flooded journal SOFTWARE/OS VERSIONS Fedora 34 up to date: kf5 5.83.0, qt 5.15.2
oh, and doing an strace on it give me this: sendmsg(23, {msg_name={sa_family=AF_UNIX, sun_path="/run/systemd/journal/socket"}, msg_namelen=30, msg_iov=[{iov_base="MESSAGE=qt.core.qabstractitemmod"..., iov_len=118}, {iov_base="\n", iov_len=1}, {iov_base="PRIORITY=4", iov_len=10}, {iov_base="\n", iov_len=1}, {iov_base="CODE_FUNC=unknown", iov_len=17}, {iov_base="\n", iov_len=1}, {iov_base="CODE_LINE=0", iov_len=11}, {iov_base="\n", iov_len=1}, {iov_base="CODE_FILE=unknown", iov_len=17}, {iov_base="\n", iov_len=1}, {iov_base="QT_CATEGORY=qt.core.qabstractite"..., iov_len=49}, {iov_base="\n", iov_len=1}, {iov_base="SYSLOG_IDENTIFIER=", iov_len=18}, {iov_base="plasmashell", iov_len=11}, {iov_base="\n", iov_len=1}], msg_iovlen=15, msg_controllen=0, msg_flags=0}, MSG_NOSIGNAL) = 258 i also tried to look over with gdb (all debug symbols installed) but i do not know what to look for ..
This was a bug in Plasma System Monitor that has already been fixed for Plasma 5.23.