https://bugzilla.novell.com/show_bug.cgi?id=760860 https://bugzilla.novell.com/show_bug.cgi?id=760860#c0 Summary: khugepaged prevents suspend Classification: openSUSE Product: openSUSE 12.1 Version: Final Platform: Other OS/Version: Other Status: NEW Severity: Normal Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: sven.burmeister@gmx.net QAContact: qa-bugs@suse.de Found By: --- Blocker: --- User-Agent: Mozilla/5.0 (X11; Linux i686) AppleWebKit/536.6 (KHTML, like Gecko) Chrome/20.0.1094.0 Safari/536.6 SUSE/20.0.1094.0 Since the last kernel update suspend fails quite often: [21446.289446] PM: Marking nosave pages: 000000000009f000 - 0000000000100000 [21446.289453] PM: Basic memory bitmaps created [21447.408073] Syncing filesystems ... done. [21447.415440] Freezing user space processes ... (elapsed 0.01 seconds) done. [21447.428066] Freezing remaining freezable tasks ... [21467.444240] Freezing of tasks failed after 20.01 seconds (1 tasks refusing to freeze, wq_busy=0): [21467.444272] khugepaged S 00000000 0 26 2 0x00800000 [21467.444280] f7047f08 00000046 c09f675c 00000000 00000040 f48b6170 c0a7bcc0 c0a7bcc0 [21467.444292] 47635843 00001386 f5606cc0 f7000330 f48b6170 00000003 00000003 004352da [21467.444303] 00000002 c02d7c09 004352da 0000000a 00000000 c09f60c0 00000002 00000000 [21467.444314] Call Trace: [21467.444334] [<c06840e2>] schedule_timeout+0x122/0x290 [21467.444345] [<c0309e84>] khugepaged_alloc_hugepage+0x94/0xc0 [21467.444356] [<c030ae85>] khugepaged_loop+0x25/0x1f0 [21467.444364] [<c030b091>] khugepaged+0x41/0xa0 [21467.444372] [<c0261a99>] kthread+0x69/0x70 [21467.444381] [<c068cbe6>] kernel_thread_helper+0x6/0xd [21467.444503] I found https://bugzilla.redhat.com/show_bug.cgi?id=771006 and https://lkml.org/lkml/2011/11/9/312 but they are reported as fixed. Reproducible: Sometimes -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.