http://bugzilla.suse.com/show_bug.cgi?id=1047726 Bug ID: 1047726 Summary: i2c error messages fill kernel log like crazy (needs rate limit) Classification: openSUSE Product: openSUSE Tumbleweed Version: Current Hardware: x86-64 OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Kernel Assignee: kernel-maintainers@forge.provo.novell.com Reporter: gp@suse.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- On a notebook I ran into an issue with the touchpad "hanging" and eating loads of resources: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 909 root -51 0 0 0 0 D 14.89 0.000 1:15.58 irq/51-SYNA2B29 631 root 20 0 12056 5120 1572 S 2.128 0.031 0:07.23 haveged 841 root -51 0 0 0 0 D 0.709 0.000 3:43.81 irq/87-ITE8396: 1939 gp 20 0 709120 147156 120792 S 0.709 0.901 3:36.15 X 2642 gp 20 0 639044 46020 31036 S 0.709 0.282 0:45.56 gnome-terminal- This report is NOT about that per se, but rather the fact that i2c issues error messages into the log at a crazy rate: 08:29:32 ghazala kernel: i2c_hid i2c-ITE8396:00: failed to set a report to device. 08:29:32 ghazala kernel: i2c_designware i2c_designware.0: timeout waiting for bus ready 08:29:32 ghazala kernel: i2c_designware i2c_designware.0: timeout waiting for bus ready 08:29:32 ghazala kernel: i2c_hid i2c-ITE8396:00: failed to set a report to device. 08:29:32 ghazala kernel: i2c_designware i2c_designware.0: timeout waiting for bus ready 08:29:32 ghazala kernel: i2c_designware i2c_designware.0: timeout waiting for bus ready 08:29:32 ghazala kernel: i2c_hid i2c-ITE8396:00: failed to retrieve report from device. 08:29:32 ghazala kernel: i2c_designware i2c_designware.0: t^C # journalctl --since today | grep 'i2c.*timeout' | wc -l 333455 # journalctl --since today | grep 'i2c.*timeout' | uniq | wc -l 8232 That is, 40 identical errors are logged. Per second. "Forever" (until I shut down the system). At a minimum, can this be rate limited (to no more than one per second, or better every 5-10 seconds)? -- You are receiving this mail because: You are on the CC list for the bug.