2.6.26-rc1: warnings from sysfs, bluetooth related
From: Pavel Machek
Date: Sun May 11 2008 - 12:19:27 EST
Hi!
I'm getting these from rfcomm...
Pavel
host4: resumed
scsi 4:0:0:0: Direct-Access OLYMPUS C765UZ 1.00 PQ: 0 ANSI: 2
sd 4:0:0:0: [sdb] 32000 512-byte hardware sectors (16 MB)
sd 4:0:0:0: [sdb] Write Protect is off
sd 4:0:0:0: [sdb] Mode Sense: 18 00 00 08
sd 4:0:0:0: [sdb] Assuming drive cache: write through
sd 4:0:0:0: [sdb] 32000 512-byte hardware sectors (16 MB)
sd 4:0:0:0: [sdb] Write Protect is off
sd 4:0:0:0: [sdb] Mode Sense: 18 00 00 08
sd 4:0:0:0: [sdb] Assuming drive cache: write through
sdb: sdb1
sd 4:0:0:0: [sdb] Attached SCSI removable disk
sd 4:0:0:0: Attached scsi generic sg1 type 0
usb-storage: device scan complete
hci_cmd_task: hci0 command tx timeout
usb 5-1: USB disconnect, address 2
btusb_bulk_complete: hci0 urb f6191550 failed to resubmit (19)
btusb_bulk_complete: hci0 urb f6879090 failed to resubmit (19)
btusb_send_frame: hci0 urb f6879090 submission failed
hub 1-0:1.0: unable to enumerate USB device on port 7
usb 5-1: new full speed USB device using uhci_hcd and address 4
usb 5-1: configuration #1 chosen from 1 choice
usb 5-1: New USB device found, idVendor=0a5c, idProduct=2110
usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 5-1: Product: BCM2045B
usb 5-1: Manufacturer: Broadcom Corp
sysfs: duplicate filename 'rfcomm0' can not be created
------------[ cut here ]------------
WARNING: at /data/l/linux/fs/sysfs/dir.c:425 sysfs_add_one+0x85/0xa0()
Modules linked in:
Pid: 2011, comm: rfcomm Tainted: G W 2.6.26-rc1 #289
[<c022a2af>] warn_on_slowpath+0x5f/0x90
[<c021c9e8>] __wake_up_common+0x48/0x70
[<c02203e8>] __wake_up+0x38/0x50
[<c022aa8b>] wake_up_klogd+0x3b/0x40
[<c038510b>] ida_get_new_above+0x7b/0x180
[<c02bd400>] sysfs_ilookup_test+0x0/0x10
[<c0751214>] _spin_unlock+0x14/0x20
[<c029037f>] ifind+0x8f/0xa0
[<c022b23b>] printk+0x1b/0x20
[<c02bd775>] sysfs_add_one+0x85/0xa0
[<c02bdcc8>] create_dir+0x48/0x90
[<c02bdd39>] sysfs_create_dir+0x29/0x50
[<c0751214>] _spin_unlock+0x14/0x20
[<c0385d66>] kobject_add_internal+0xb6/0x190
[<c0385eb9>] kobject_set_name_vargs+0x29/0x50
[<c0386201>] kobject_add+0x31/0x60
[<c0385c2f>] kobject_get+0xf/0x20
[<c04235ef>] device_add+0x9f/0x500
[<c042326e>] device_initialize+0xce/0xf0
[<c0423aeb>] device_create+0x8b/0xc0
[<c03e6219>] tty_register_device+0x69/0xf0
[<c038a2a4>] vsnprintf+0x544/0x600
[<c038e982>] __spin_lock_init+0x32/0x60
[<c07512d9>] _spin_lock+0x29/0x40
[<c06e20ea>] rfcomm_dev_ioctl+0x53a/0x690
[<c06e01be>] rfcomm_sock_ioctl+0x1e/0x50
[<c06e01c9>] rfcomm_sock_ioctl+0x29/0x50
[<c0625e16>] sock_ioctl+0xb6/0x1d0
[<c0625d60>] sock_ioctl+0x0/0x1d0
[<c0288e8b>] vfs_ioctl+0x2b/0x90
[<c0288f4c>] do_vfs_ioctl+0x5c/0x2a0
[<c02891cd>] sys_ioctl+0x3d/0x70
[<c0203c2a>] syscall_call+0x7/0xb
=======================
---[ end trace a0614c8bfea95988 ]---
kobject_add_internal failed for rfcomm0 with -EEXIST, don't try to register things with the same name in the same directory.
Pid: 2011, comm: rfcomm Tainted: G W 2.6.26-rc1 #289
[<c0385de7>] kobject_add_internal+0x137/0x190
[<c0386201>] kobject_add+0x31/0x60
[<c0385c2f>] kobject_get+0xf/0x20
[<c04235ef>] device_add+0x9f/0x500
[<c042326e>] device_initialize+0xce/0xf0
[<c0423aeb>] device_create+0x8b/0xc0
[<c03e6219>] tty_register_device+0x69/0xf0
[<c038a2a4>] vsnprintf+0x544/0x600
[<c038e982>] __spin_lock_init+0x32/0x60
[<c07512d9>] _spin_lock+0x29/0x40
[<c06e20ea>] rfcomm_dev_ioctl+0x53a/0x690
[<c06e01be>] rfcomm_sock_ioctl+0x1e/0x50
[<c06e01c9>] rfcomm_sock_ioctl+0x29/0x50
[<c0625e16>] sock_ioctl+0xb6/0x1d0
[<c0625d60>] sock_ioctl+0x0/0x1d0
[<c0288e8b>] vfs_ioctl+0x2b/0x90
[<c0288f4c>] do_vfs_ioctl+0x5c/0x2a0
[<c02891cd>] sys_ioctl+0x3d/0x70
[<c0203c2a>] syscall_call+0x7/0xb
=======================
sysfs: duplicate filename 'rfcomm0' can not be created
------------[ cut here ]------------
WARNING: at /data/l/linux/fs/sysfs/dir.c:425 sysfs_add_one+0x85/0xa0()
Modules linked in:
Pid: 2104, comm: rfcomm Tainted: G W 2.6.26-rc1 #289
[<c022a2af>] warn_on_slowpath+0x5f/0x90
[<c021c9e8>] __wake_up_common+0x48/0x70
[<c02203e8>] __wake_up+0x38/0x50
[<c022aa8b>] wake_up_klogd+0x3b/0x40
[<c038510b>] ida_get_new_above+0x7b/0x180
[<c02bd400>] sysfs_ilookup_test+0x0/0x10
[<c0751214>] _spin_unlock+0x14/0x20
[<c029037f>] ifind+0x8f/0xa0
[<c022b23b>] printk+0x1b/0x20
[<c02bd775>] sysfs_add_one+0x85/0xa0
[<c02bdcc8>] create_dir+0x48/0x90
[<c02bdd39>] sysfs_create_dir+0x29/0x50
[<c0751214>] _spin_unlock+0x14/0x20
[<c0385d66>] kobject_add_internal+0xb6/0x190
[<c0385eb9>] kobject_set_name_vargs+0x29/0x50
[<c0386201>] kobject_add+0x31/0x60
[<c0385c2f>] kobject_get+0xf/0x20
[<c04235ef>] device_add+0x9f/0x500
[<c042326e>] device_initialize+0xce/0xf0
[<c0423aeb>] device_create+0x8b/0xc0
[<c03e6219>] tty_register_device+0x69/0xf0
[<c038a2a4>] vsnprintf+0x544/0x600
[<c038e982>] __spin_lock_init+0x32/0x60
[<c07512d9>] _spin_lock+0x29/0x40
[<c06e20ea>] rfcomm_dev_ioctl+0x53a/0x690
[<c06e01be>] rfcomm_sock_ioctl+0x1e/0x50
[<c06e01c9>] rfcomm_sock_ioctl+0x29/0x50
[<c0625e16>] sock_ioctl+0xb6/0x1d0
[<c0625d60>] sock_ioctl+0x0/0x1d0
[<c0288e8b>] vfs_ioctl+0x2b/0x90
[<c0288f4c>] do_vfs_ioctl+0x5c/0x2a0
[<c02891cd>] sys_ioctl+0x3d/0x70
[<c0203c2a>] syscall_call+0x7/0xb
=======================
---[ end trace a0614c8bfea95988 ]---
kobject_add_internal failed for rfcomm0 with -EEXIST, don't try to register things with the same name in the same directory.
Pid: 2104, comm: rfcomm Tainted: G W 2.6.26-rc1 #289
[<c0385de7>] kobject_add_internal+0x137/0x190
[<c0386201>] kobject_add+0x31/0x60
[<c0385c2f>] kobject_get+0xf/0x20
[<c04235ef>] device_add+0x9f/0x500
[<c042326e>] device_initialize+0xce/0xf0
[<c0423aeb>] device_create+0x8b/0xc0
[<c03e6219>] tty_register_device+0x69/0xf0
[<c038a2a4>] vsnprintf+0x544/0x600
[<c038e982>] __spin_lock_init+0x32/0x60
[<c07512d9>] _spin_lock+0x29/0x40
[<c06e20ea>] rfcomm_dev_ioctl+0x53a/0x690
[<c06e01be>] rfcomm_sock_ioctl+0x1e/0x50
[<c06e01c9>] rfcomm_sock_ioctl+0x29/0x50
[<c0625e16>] sock_ioctl+0xb6/0x1d0
[<c0625d60>] sock_ioctl+0x0/0x1d0
[<c0288e8b>] vfs_ioctl+0x2b/0x90
[<c0288f4c>] do_vfs_ioctl+0x5c/0x2a0
[<c02891cd>] sys_ioctl+0x3d/0x70
[<c0203c2a>] syscall_call+0x7/0xb
=======================
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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