Bug#627740: tons of USB flash card resets recently
Package: linux-2.6
Version: 2.6.39-1
Severity: wishlist
Lately plugging in various USB thumb drives or card readers produces
tons of
[ 2669.096186] usb 1-2.1: reset high speed USB device number 17 using ehci_hcd
messages, and then today this:
[ 2637.874205] ------------[ cut here ]------------
[ 2637.877042] WARNING: at /build/buildd-linux-2.6_2.6.39-1-i386-RRBuT6/linux-2.6-2.6.39/debian/build/source_i386_none/block/genhd.c:1556 disk_clear_events+0xa9/0xd2()
[ 2637.878144] Hardware name: 702
[ 2637.878144] Modules linked in: uhci_hcd ehci_hcd mperf cpufreq_conservative cpufreq_userspace cpufreq_stats cpufreq_powersave uinput usbhid hid nls_utf8 nls_cp437 vfat fat loop snd_hda_codec_realtek joydev option usb_wwan uvcvideo videodev snd_hda_intel media i915 snd_hda_codec usb_storage snd_hwdep snd_pcm uas snd_seq snd_timer snd_seq_device drm_kms_helper drm usbserial snd eeepc_laptop psmouse i2c_algo_bit sparse_keymap usbcore evdev serio_raw atl2 rng_core rfkill i2c_core ac battery soundcore power_supply processor snd_page_alloc video pci_hotplug button ext3 jbd mbcache sd_mod crc_t10dif ata_generic ata_piix ahci libahci libata scsi_mod thermal thermal_sys [last unloaded: ehci_hcd]
[ 2637.878144] Pid: 7634, comm: fdisk Not tainted 2.6.39-1-686-pae #1
[ 2637.878144] Call Trace:
[ 2637.878144] [<c1036b3d>] ? warn_slowpath_common+0x6a/0x7b
[ 2637.878144] [<c114ad6b>] ? disk_clear_events+0xa9/0xd2
[ 2637.878144] [<c1036b5b>] ? warn_slowpath_null+0xd/0x10
[ 2637.878144] [<c114ad6b>] ? disk_clear_events+0xa9/0xd2
[ 2637.878144] [<c10ecd11>] ? check_disk_change+0x17/0x45
[ 2637.878144] [<f8321429>] ? sd_open+0xc8/0x164 [sd_mod]
[ 2637.878144] [<c10ed81a>] ? __blkdev_get+0xb1/0x2f1
[ 2637.878144] [<c10edbe6>] ? blkdev_get+0x18c/0x25f
[ 2637.878144] [<c11204c1>] ? fsnotify_perm+0x4f/0x5a
[ 2637.878144] [<c10ed1b8>] ? bd_acquire+0x20/0x8f
[ 2637.878144] [<c10cb1b1>] ? __dentry_open+0x15b/0x236
[ 2637.878144] [<c10cb30f>] ? nameidata_to_filp+0x3a/0x45
[ 2637.878144] [<c10edcb9>] ? blkdev_get+0x25f/0x25f
[ 2637.878144] [<c10d5138>] ? do_last+0x447/0x522
[ 2637.878144] [<c10d63eb>] ? path_openat+0x97/0x27d
[ 2637.878144] [<c10d6675>] ? do_filp_open+0x21/0x60
[ 2637.878144] [<c10caf1c>] ? do_sys_open+0x58/0xd1
[ 2637.878144] [<c10cafd9>] ? sys_open+0x1e/0x23
[ 2637.878144] [<c12b6fdf>] ? sysenter_do_call+0x12/0x28
[ 2637.878144] ---[ end trace d01dffed3e3106d2 ]---
which I never saw on the console before.
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