From: Folkert van Heusden <folkert@vanheusden.com>
To: linux-kernel@vger.kernel.org
Subject: [2.6.26] WARN warn_on_slowpath
Date: Tue, 4 Nov 2008 18:25:17 +0100 [thread overview]
Message-ID: <20081104172513.GH23232@vanheusden.com> (raw)
While running my http://vanheusden.com/pyk/ script (which randomly
inserts and removes modules) I triggered the folllowing WARNING in a
2.6.26 kernel on an IBM xSeries x3650 (2 quadcores (intel qc x5450)
and 10GB ram).
[ 2812.832441] sysfs group ffffffffa0191ec0 not found for kobject 'cpufreq'
[ 2812.833486] ------------[ cut here ]------------
[ 2812.833556] WARNING: at fs/sysfs/group.c:139 cpufreq_stats_free_table+0x32/0x6e [cpufreq_stats]()
[ 2812.837160] Modules linked in: cpufreq_ondemand sg lp cpufreq_userspace acpi_cpufreq pcspkr edac_core ses parport_pc appletalk(-) enclosure loop thermal parport cpufreq_stats(-) video output battery cdrom rng_core qla2xxx ac rfcomm l2cap bluetooth nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs freq_table ipv6 evdev ext3 jbd mbcache dm_log dm_mod usbhid hid ff_memless sd_mod firmware_class scsi_transport_fc ide_pci_generic ide_core ehci_hcd uhci_hcd scsi_tgt aacraid scsi_mod processor thermal_sys [last unloaded: dm_mirror]
[ 2812.837160] Pid: 12061, comm: rmmod Not tainted 2.6.26-1-amd64 #1
[ 2812.837160]
[ 2812.837160] Call Trace:
[ 2812.837160] [<ffffffff80234878>] warn_on_slowpath+0x51/0x7a
[ 2812.837160] [<ffffffff8022c195>] default_wake_function+0x0/0xe
[ 2812.837160] [<ffffffff802e21b4>] sysfs_find_dirent+0x1b/0x2f
[ 2812.837160] [<ffffffff802e2c62>] sysfs_get_dirent+0x51/0x59
[ 2812.837160] [<ffffffff802e3523>] sysfs_remove_group+0x41/0xc2
[ 2812.837197] [<ffffffffa0191380>] :cpufreq_stats:cpufreq_stats_free_table+0x32/0x6e
[ 2812.837283] [<ffffffffa01913fd>] :cpufreq_stats:cpufreq_stats_exit+0x41/0x58
[ 2812.837355] [<ffffffff80255200>] sys_delete_module+0x1a6/0x1fe
[ 2812.837494] [<ffffffff8020be9a>] system_call_after_swapgs+0x8a/0x8f
[ 2812.837564]
[ 2812.837623] ---[ end trace a70f168407a6dea1 ]---
[ 2812.837692] sysfs group ffffffffa0191ec0 not found for kobject 'cpufreq'
Folkert van Heusden
--
Ever wonder what is out there? Any alien races? Then please support
the seti@home project: setiathome.ssl.berkeley.edu
----------------------------------------------------------------------
Phone: +31-6-41278122, PGP-key: 1F28D8AE, www.vanheusden.com
next reply other threads:[~2008-11-04 17:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-04 17:25 Folkert van Heusden [this message]
2008-11-04 17:26 ` [2.6.26] ERROR FC host 'qla2xxx' attempted to flush work, when no workqueue created Folkert van Heusden
2008-11-04 17:27 ` [2.6.26] OOPS: unable to handle kernel NULL pointer dereference at 0000000000000038 Folkert van Heusden
2008-11-11 20:02 ` [2.6.27] allows to rmmod 'ide_pci_generic' with mounted filesystems Folkert van Heusden
2008-11-11 20:38 ` Folkert van Heusden
2008-11-11 20:54 ` [2.6.27] attempt to access beyond end of device Folkert van Heusden
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20081104172513.GH23232@vanheusden.com \
--to=folkert@vanheusden.com \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.