From: Nikola Ciprich <nikola.ciprich@linuxbox.cz>
To: linux-kernel@vger.kernel.org
Cc: nikola.ciprich@linuxbox.cz, linux-usb@vger.kernel.org, stable@kernel.org
Subject: 2.6.32.28 - BUG: sleeping function called from invalid context at kernel/mutex.c:94
Date: Sat, 7 May 2011 13:15:47 +0200 [thread overview]
Message-ID: <20110507111547.GA3557@nik-comp.lan> (raw)
[-- Attachment #1: Type: text/plain, Size: 6540 bytes --]
Hello,
one more problem I've encountered on 2.6.32.28 after upgrading from 2.6.27.x:
[ 173.829570] BUG: sleeping function called from invalid context at kernel/mutex.c:94
[ 173.829575] in_atomic(): 1, irqs_disabled(): 1, pid: 0, name: swapper
[ 173.829580] Pid: 0, comm: swapper Not tainted 2.6.32lb.32 #1
[ 173.829583] Call Trace:
[ 173.829585] <IRQ> [<ffffffff8103a746>] __might_sleep+0xe6/0x100
[ 173.829601] [<ffffffff8133871f>] mutex_lock+0x1f/0x50
[ 173.829607] [<ffffffff81211ca0>] tty_unthrottle+0x20/0x60
[ 173.829614] [<ffffffffa069fd01>] ppp_asynctty_receive+0x1d1/0x510 [ppp_async]
[ 173.829618] [<ffffffff8121409a>] flush_to_ldisc+0x16a/0x1d0
[ 173.829622] [<ffffffff81214155>] tty_flip_buffer_push+0x55/0x80
[ 173.829645] [<ffffffffa02c8c9c>] put_rxbuf_data+0xac/0x160 [hso]
[ 173.829651] [<ffffffffa02c8e01>] put_rxbuf_data_and_resubmit_bulk_urb+0x31/0x70 [hso]
[ 173.829657] [<ffffffffa02c8f5c>] hso_std_serial_read_bulk_callback+0x8c/0x1b0 [hso]
[ 173.829663] [<ffffffff812479be>] usb_hcd_giveback_urb+0x5e/0xe0
[ 173.829680] [<ffffffffa00012db>] ehci_urb_done+0x8b/0xe0 [ehci_hcd]
[ 173.829687] [<ffffffffa00013d4>] qh_completions+0xa4/0x4a0 [ehci_hcd]
[ 173.829694] [<ffffffffa0002272>] ehci_work+0x92/0x9c0 [ehci_hcd]
[ 173.829698] [<ffffffff81339d7c>] ? _spin_unlock_bh+0x1c/0x20
[ 173.829703] [<ffffffffa069f4bc>] ? ppp_async_push+0x23c/0x4c0 [ppp_async]
[ 173.829710] [<ffffffffa00061dc>] ehci_irq+0x15c/0x1f0 [ehci_hcd]
[ 173.829715] [<ffffffff812493d8>] usb_hcd_irq+0x38/0x80
[ 173.829720] [<ffffffff810a5753>] handle_IRQ_event+0x63/0x1c0
[ 173.829725] [<ffffffff810a79b5>] handle_fasteoi_irq+0x85/0x110
[ 173.829729] [<ffffffff8100e1bf>] handle_irq+0x1f/0x30
[ 173.829733] [<ffffffff8100d7ae>] do_IRQ+0x6e/0xf0
[ 173.829738] [<ffffffff8100bc53>] ret_from_intr+0x0/0xa
[ 173.829740] <EOI> [<ffffffff810139ae>] ? mwait_idle+0x6e/0xe0
[ 173.829748] [<ffffffff8101396c>] ? mwait_idle+0x2c/0xe0
[ 173.829752] [<ffffffff8100a18f>] ? cpu_idle+0x4f/0x90
[ 173.829756] [<ffffffff813259d5>] ? rest_init+0x75/0x80
[ 173.829762] [<ffffffff81584d7f>] ? start_kernel+0x2ef/0x390
[ 173.829766] [<ffffffff81584271>] ? x86_64_start_reservations+0x81/0xc0
[ 173.829770] [<ffffffff81584386>] ? x86_64_start_kernel+0xd6/0x100
[ 173.829773] ------------[ cut here ]------------
[ 173.833556] WARNING: at kernel/mutex.c:214 __mutex_lock_slowpath+0x2d9/0x310()
[ 173.833556] Hardware name: PDSMi-LN4
[ 173.833556] Modules linked in: ppp_async crc_ccitt ipmi_si ipmi_devintf ipmi_msghandler ppp_generic slhc ipt_REDIRECT xt_tcpudp xt_conntrack xt_comment ipt_REJECT xt_multiport xt_policy xt_state nf_nat_ftp nf_conntrack_ftp iptable_mangle iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 iptable_filter ip_tables ipt_ULOG x_tables deflate zlib_deflate ctr twofish twofish_common camellia serpent blowfish cast5 des_generic cbc cryptd crypto_wq aes_x86_64 aes_generic xcbc rmd160 sha256_generic sha1_generic md5 hmac cryptomgr aead pcompress crypto_null crypto_blkcipher crypto_hash crypto_algapi af_key autofs4 lockd sunrpc 8021q bonding ipv6 reiserfs video backlight output sbs sbshc fan battery ac parport_pc lp parport nvram container hso rfkill usbhid sg e1000e piix thermal processor button thermal_sys i3000_edac rng_core iTCO_wdt tpm_tis tpm tpm_bios i2c_i801 edac_core i2c_core shpchp pci_hotplug pcspkr ahci pata_acpi ide_pci_generic ide_core ata_piix ata_generic libata sd_mod scsi_mod crc_t10dif raid1 dm_snapshot dm_zero dm_mirror dm_region_hash dm_log dm_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd [last unloaded: scsi_wait_scan]
[ 173.920445] Pid: 0, comm: swapper Not tainted 2.6.32lb.32 #1
[ 173.920445] Call Trace:
[ 173.920445] <IRQ> [<ffffffff813386c9>] ? __mutex_lock_slowpath+0x2d9/0x310
[ 173.920445] [<ffffffff81050207>] warn_slowpath_common+0x87/0xb0
[ 173.920445] [<ffffffff8105023f>] warn_slowpath_null+0xf/0x20
[ 173.920445] [<ffffffff813386c9>] __mutex_lock_slowpath+0x2d9/0x310
[ 173.920445] [<ffffffff81338727>] mutex_lock+0x27/0x50
[ 173.920445] [<ffffffff81211ca0>] tty_unthrottle+0x20/0x60
[ 173.920445] [<ffffffffa069fd01>] ppp_asynctty_receive+0x1d1/0x510 [ppp_async]
[ 173.920445] [<ffffffff8121409a>] flush_to_ldisc+0x16a/0x1d0
[ 173.920445] [<ffffffff81214155>] tty_flip_buffer_push+0x55/0x80
[ 173.920445] [<ffffffffa02c8c9c>] put_rxbuf_data+0xac/0x160 [hso]
[ 173.920445] [<ffffffffa02c8e01>] put_rxbuf_data_and_resubmit_bulk_urb+0x31/0x70 [hso]
[ 173.920445] [<ffffffffa02c8f5c>] hso_std_serial_read_bulk_callback+0x8c/0x1b0 [hso]
[ 173.920445] [<ffffffff812479be>] usb_hcd_giveback_urb+0x5e/0xe0
[ 173.920445] [<ffffffffa00012db>] ehci_urb_done+0x8b/0xe0 [ehci_hcd]
[ 173.920445] [<ffffffffa00013d4>] qh_completions+0xa4/0x4a0 [ehci_hcd]
[ 173.920445] [<ffffffffa0002272>] ehci_work+0x92/0x9c0 [ehci_hcd]
[ 173.920445] [<ffffffff81339d7c>] ? _spin_unlock_bh+0x1c/0x20
[ 173.920445] [<ffffffffa069f4bc>] ? ppp_async_push+0x23c/0x4c0 [ppp_async]
[ 173.920445] [<ffffffffa00061dc>] ehci_irq+0x15c/0x1f0 [ehci_hcd]
[ 173.920445] [<ffffffff812493d8>] usb_hcd_irq+0x38/0x80
[ 173.920445] [<ffffffff810a5753>] handle_IRQ_event+0x63/0x1c0
[ 173.920445] [<ffffffff810a79b5>] handle_fasteoi_irq+0x85/0x110
[ 173.920445] [<ffffffff8100e1bf>] handle_irq+0x1f/0x30
[ 173.920445] [<ffffffff8100d7ae>] do_IRQ+0x6e/0xf0
[ 173.920445] [<ffffffff8100bc53>] ret_from_intr+0x0/0xa
[ 173.920445] <EOI> [<ffffffff810139ae>] ? mwait_idle+0x6e/0xe0
[ 173.920445] [<ffffffff8101396c>] ? mwait_idle+0x2c/0xe0
[ 173.920445] [<ffffffff8100a18f>] ? cpu_idle+0x4f/0x90
[ 173.920445] [<ffffffff813259d5>] ? rest_init+0x75/0x80
[ 173.920445] [<ffffffff81584d7f>] ? start_kernel+0x2ef/0x390
[ 173.920445] [<ffffffff81584271>] ? x86_64_start_reservations+0x81/0xc0
[ 173.920445] [<ffffffff81584386>] ? x86_64_start_kernel+0xd6/0x100
[ 173.920445] ---[ end trace 21042040f8c942e6 ]---
It doesn't seem to be causing anything horrible, but it would be fine to have it fixed anyway :)
If I could provide further testing or information, I'll be glad to do so.
cheers!
nik
--
-------------------------------------
Ing. Nikola CIPRICH
LinuxBox.cz, s.r.o.
28. rijna 168, 709 01 Ostrava
tel.: +420 596 603 142
fax: +420 596 621 273
mobil: +420 777 093 799
www.linuxbox.cz
mobil servis: +420 737 238 656
email servis: servis@linuxbox.cz
-------------------------------------
[-- Attachment #2: Type: application/pgp-signature, Size: 198 bytes --]
reply other threads:[~2011-05-07 11:15 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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=20110507111547.GA3557@nik-comp.lan \
--to=nikola.ciprich@linuxbox.cz \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=stable@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.