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Date: Tue, 10 May 2011 10:27:09 +0300 (EEST) From: Meelis Roos <mroos@...ux.ee> To: Linux Kernel list <linux-kernel@...r.kernel.org> Subject: Re: Warning at block/genhd.c:1556 disk_clear_events > Just tried 2.6.39-rc5-00130-g3fd9952 on amd64 with sata disks attached > to sata_nv. This warning happened 1 hour after boot with normal desktop > usage. What udisks-daemon did, I do not know - I do not remember > inserting any USB disksk to the system. Got another one from 2.6.39-rc6-00068-g8b06161 around the time (or up to 10 min later) when I left the computer for the evening and locked the screen. No USB insertions or removals at that time - last USB disk event was disk removal more than 5 hours before, so itäs probably SATA disk or ATA CD. Added trace to https://bugzilla.kernel.org/show_bug.cgi?id=34662 ------------[ cut here ]------------ WARNING: at block/genhd.c:1556 disk_clear_events+0x111/0x120() Hardware name: System Product Name Modules linked in: nls_iso8859_1 nls_cp437 vfat fat ip6table_filter ip6_tables iptable_filter ip_tables powernow_k8 mperf cpufreq_powersave ebtable_nat cpufreq_stats ebtables x_tables cpufreq_conservative cpufreq_userspace cpufreq_ondemand freq_table parport_pc ppdev lp parport bnep rfcomm bluetooth rfkill crc16 snd_hrtimer uinput binfmt_misc fuse nfsd nfs lockd auth_rpcgss nfs_acl sunrpc bridge ipv6 stp llc w83627ehf hwmon_vid kvm_amd kvm firewire_sbp2 loop snd_hda_codec_realtek usb_storage usb_libusual uas option usbhid hid usb_wwan snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi nouveau fbcon ttm tileblit snd_rawmidi snd_seq_midi_event sg snd_seq font bitblit fbcon_rotate fbcon_cw fbcon_ud fbcon_ccw softcursor drm_kms_helper usbserial sr_mod snd_timer snd_seq_device drm fb ohci_hcd fbdev ehci_hcd ssb nv_tco snd i2c_algo_bit cdrom k8temp ata_generic pata_acpi firewire_ohci i2c_nforce2 firewire_core soundcore hwmon usbcore i2c_core pcmcia pata_amd crc_itu_t snd_page_alloc cfbcopyarea cfbimgblt cfbfillrect edac_core pcmcia_core floppy evdev rtc_cmos rtc_core rtc_lib pcspkr processor fan thermal button Pid: 8052, comm: udisks-daemon Not tainted 2.6.39-rc6-00068-g8b06161 #62 Call Trace: [<ffffffff81039d3b>] ? warn_slowpath_common+0x7b/0xc0 [<ffffffff8118e5b1>] ? disk_clear_events+0x111/0x120 [<ffffffff81106540>] ? check_disk_change+0x30/0x80 [<ffffffff81238b73>] ? sd_open+0xc3/0x1e0 [<ffffffff811077d3>] ? __blkdev_get+0x93/0x380 [<ffffffff81107b1f>] ? blkdev_get+0x5f/0x250 [<ffffffff81032e97>] ? sub_preempt_count.part.158+0x47/0x80 [<ffffffff81340030>] ? _raw_spin_unlock+0x10/0x30 [<ffffffff81107d10>] ? blkdev_get+0x250/0x250 [<ffffffff810d4af1>] ? __dentry_open+0x191/0x340 [<ffffffff81340030>] ? _raw_spin_unlock+0x10/0x30 [<ffffffff810e4603>] ? do_last.isra.37+0x2a3/0x6c0 [<ffffffff810e1fea>] ? path_init+0x30a/0x3d0 [<ffffffff810e5084>] ? path_openat+0xc4/0x3b0 [<ffffffff813407ce>] ? common_interrupt+0xe/0x13 [<ffffffff810e53b5>] ? do_filp_open+0x45/0xb0 [<ffffffff81032e39>] ? get_parent_ip+0x9/0x20 [<ffffffff81032e97>] ? sub_preempt_count.part.158+0x47/0x80 [<ffffffff81340030>] ? _raw_spin_unlock+0x10/0x30 [<ffffffff810f1544>] ? alloc_fd+0xe4/0x130 [<ffffffff810d5f05>] ? do_sys_open+0xf5/0x1d0 [<ffffffff81340dfb>] ? system_call_fastpath+0x16/0x1b ---[ end trace 709acec9ff7b6b7a ]--- -- Meelis Roos (mroos@...ux.ee) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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