On Fri, 3 Aug 2007 01:27:49 -0700 (PDT) [EMAIL PROTECTED] wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=8840 > > Summary: usb storage device dis/reconnects quickly and oopses > Product: Drivers > Version: 2.5 > KernelVersion: 2.6.22 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: USB > AssignedTo: [EMAIL PROTECTED] > ReportedBy: [EMAIL PROTECTED] > > > Distribution: > Debian unstable > > Hardware Environment: > Asus M2V (VIA KT890), ValuePlus SPIO 352S USB2 to SATA enclosure > > usb device: Bus 005 Device 007: ID 152d:2336 > usb controller: 00:10.4 USB Controller: VIA Technologies, Inc. USB 2.0 (rev > 86) > usb controller: 00:10.4 0c03: 1106:3104 (rev 86) > > Software Environment: > - 32bit kernel and userland > - udev rule: > SUBSYSTEM=="scsi", SUBSYSTEMS=="usb", ATTRS{idVendor}=="152d", > ATTR{max_sectors}="128" > > ... because the drive enclosure can't seem to cope with max_sectors=240 > reliably. (with 240 it disconnects during heavy traffic) > > Problem Description: > An external disk gets plugged/unplugged regularly. Under certain circumstances > (even with no traffic at all) it will start going nuts, > connecting/disconnecting quite quickly, and finally ending in an Oops. The > enclosure isn't the most reliable AFAICT, so maybe this bug is hardware > related > after all - feel free to close it if you think so. > > Steps to reproduce: > Plug in and out on a regular basis. Once in a while (7-10 days) it'll start > "disconnecting" continuously, and then it's a matter of time before it oopses. > > > > Aug 2 09:04:30 server kernel: usb 5-3: new high speed USB device using > ehci_hcd and address 117 > Aug 2 09:04:30 server kernel: usb 5-3: configuration #1 chosen from 1 choice > Aug 2 09:04:30 server kernel: scsi97 : SCSI emulation for USB Mass Storage > devices > Aug 2 09:04:30 server kernel: usb-storage: device found at 117 > Aug 2 09:04:30 server kernel: usb-storage: waiting for device to settle > before > scanning > Aug 2 09:04:33 server kernel: usb 5-3: USB disconnect, address 117 > Aug 2 09:04:35 server kernel: usb 5-3: new high speed USB device using > ehci_hcd and address 118 > Aug 2 09:04:35 server kernel: usb 5-3: configuration #1 chosen from 1 choice > Aug 2 09:04:35 server kernel: scsi98 : SCSI emulation for USB Mass Storage > devices > Aug 2 09:04:35 server kernel: usb-storage: device found at 118 > Aug 2 09:04:35 server kernel: usb-storage: waiting for device to settle > before > scanning > Aug 2 09:04:37 server kernel: usb 5-3: USB disconnect, address 118 > Aug 2 09:04:40 server kernel: usb 5-3: new high speed USB device using > ehci_hcd and address 119 > Aug 2 09:04:40 server kernel: usb 5-3: configuration #1 chosen from 1 choice > Aug 2 09:04:40 server kernel: scsi99 : SCSI emulation for USB Mass Storage > devices > Aug 2 09:04:40 server kernel: usb-storage: device found at 119 > Aug 2 09:04:40 server kernel: usb-storage: waiting for device to settle > before > scanning > Aug 2 09:04:45 server kernel: usb-storage: device scan complete > Aug 2 09:04:45 server kernel: scsi 99:0:0:0: Direct-Access WDC WD40 > 00YR-01PLB0 PQ: 0 ANSI: 2 CCS > Aug 2 09:04:45 server kernel: sd 99:0:0:0: [sdc] 781422768 512-byte hardware > sectors (400088 MB) > Aug 2 09:04:45 server kernel: sd 99:0:0:0: [sdc] Write Protect is off > Aug 2 09:04:45 server kernel: sd 99:0:0:0: [sdc] Mode Sense: 00 38 00 00 > Aug 2 09:04:45 server kernel: sd 99:0:0:0: [sdc] Assuming drive cache: write > through > Aug 2 09:04:45 server kernel: sd 99:0:0:0: [sdc] 781422768 512-byte hardware > sectors (400088 MB) > Aug 2 09:04:48 server kernel: sd 99:0:0:0: [sdc] Write Protect is off > Aug 2 09:04:48 server kernel: usb 5-3: USB disconnect, address 119 > Aug 2 09:04:48 server kernel: BUG: unable to handle kernel NULL pointer > dereference at virtual address 00000000 > Aug 2 09:04:48 server kernel: printing eip: > Aug 2 09:04:48 server kernel: c022ffc9 > Aug 2 09:04:48 server kernel: *pde = 00000000 > Aug 2 09:04:48 server kernel: Oops: 0000 [#1] > Aug 2 09:04:49 server kernel: SMP > Aug 2 09:04:49 server kernel: Modules linked in: sha1 arc4 ecb blkcipher > ppp_mppe button ac battery ppp_deflate zlib_deflate bsd_comp ipt_MASQUERADE > xt_TCPMSS xt_state xt_NOTRACK iptable_raw ipt_REDIRECT ipt_REJECT ipt_LOG > xt_limit xt_tcpudp iptable_filter iptable_nat nf_nat nf_conntrack_ipv4 > nf_conntrack nfnetlink iptable_mangle ip_tables x_tables ppp_async crc_ccitt > ppp_generic slhc ipv6 dm_snapshot dm_mirror dm_mod it87 hwmon_vid i2c_isa > evdev > serio_raw shpchp psmouse k8temp i2c_viapro pcspkr atl1 rtc parport_pc parport > i2c_core pci_hotplug mii ext3 jbd mbcache raid1 md_mod ide_generic ide_cd > cdrom > sd_mod via82cxxx usb_storage generic ide_core ehci_hcd uhci_hcd ata_generic > e1000 sata_via floppy usbcore libata scsi_mod thermal processor fan > Aug 2 09:04:49 server kernel: CPU: 0 > Aug 2 09:04:49 server kernel: EIP: 0060:[<c022ffc9>] Not tainted VLI > Aug 2 09:04:49 server kernel: EFLAGS: 00010202 (2.6.22-1-k7 #1) > Aug 2 09:04:49 server kernel: EIP is at make_class_name+0x27/0x7a > Aug 2 09:04:49 server kernel: eax: 00000000 ebx: ffffffff ecx: ffffffff > edx: 0000000b > Aug 2 09:04:49 server kernel: esi: f8877a72 edi: 00000000 ebp: 00000000 > esp: df99fe68 > Aug 2 09:04:49 server kernel: ds: 007b es: 007b fs: 00d8 gs: 0000 ss: > 0068 > Aug 2 09:04:49 server kernel: Process khubd (pid: 847, ti=df99e000 > task=dfa29a90 task.ti=df99e000) > Aug 2 09:04:49 server kernel: Stack: f7d47208 f7d47200 f8885dec f8885d80 > f7d47208 c02300fb 00000000 f7d47200 > Aug 2 09:04:49 server kernel: f7d47094 00000246 f7d47c00 c0230185 > f7d47000 f886d6d2 f7d47000 dfc19c00 > Aug 2 09:04:49 server kernel: f886b302 dfc19c30 dfc19c00 f88664be > dfc19ef8 dfe9f218 f8952660 f894289e > Aug 2 09:04:49 server kernel: Call Trace: > Aug 2 09:04:49 server kernel: [<c02300fb>] class_device_del+0x83/0x105 > Aug 2 09:04:49 server kernel: [<c0230185>] class_device_unregister+0x8/0x10 > Aug 2 09:04:49 server kernel: [<f886d6d2>] __scsi_remove_device+0x23/0x60 > [scsi_mod] > Aug 2 09:04:49 server kernel: [<f886b302>] scsi_forget_host+0x2d/0x4a > [scsi_mod] > Aug 2 09:04:49 server kernel: [<f88664be>] scsi_remove_host+0x65/0xd7 > [scsi_mod] > Aug 2 09:04:49 server kernel: [<f894289e>] storage_disconnect+0xe/0x16 > [usb_storage] > Aug 2 09:04:49 server kernel: [<f88ad706>] usb_unbind_interface+0x44/0x85 > [usbcore] > Aug 2 09:04:49 server kernel: [<c022f893>] __device_release_driver+0x6e/0x8b > Aug 2 09:04:49 server kernel: [<c022fc1e>] device_release_driver+0x1e/0x34 > Aug 2 09:04:49 server kernel: [<c022f28c>] bus_remove_device+0x6a/0x7a > Aug 2 09:04:49 server kernel: [<c022da99>] device_del+0x1c7/0x238 > Aug 2 09:04:49 server kernel: [<f88ab1ff>] usb_disable_device+0x5c/0xbb > [usbcore] > Aug 2 09:04:49 server kernel: [<f88a7d43>] usb_disconnect+0x83/0x122 > [usbcore] > Aug 2 09:04:49 server kernel: [<f88a8460>] hub_thread+0x377/0xa73 [usbcore] > Aug 2 09:04:49 server kernel: [<c0133375>] autoremove_wake_function+0x0/0x35 > Aug 2 09:04:49 server kernel: [<f88a80e9>] hub_thread+0x0/0xa73 [usbcore] > Aug 2 09:04:49 server kernel: [<c01332af>] kthread+0x38/0x5d > Aug 2 09:04:49 server kernel: [<c0133277>] kthread+0x0/0x5d > Aug 2 09:04:49 server kernel: [<c01049b7>] kernel_thread_helper+0x7/0x10 > Aug 2 09:04:49 server kernel: ======================= > Aug 2 09:04:49 server kernel: Code: 5b 04 5b c3 55 31 ed 57 89 c7 56 89 c6 89 > e8 53 83 cb ff 89 d9 83 ec 04 89 14 24 f2 ae f7 d1 49 8b 04 24 89 ca 89 d9 8b > 38 89 e8 <f2> ae f7 d1 49 8d 44 0a 02 ba d0 00 00 00 e8 38 7b f3 ff 31 d2 > Aug 2 09:04:49 server kernel: EIP: [<c022ffc9>] make_class_name+0x27/0x7a > SS:ESP 0068:df99fe68 > Aug 2 09:04:49 server kernel: sd 99:0:0:0: [sdc] Mode Sense: 00 38 00 00 > Aug 2 09:04:49 server kernel: sd 99:0:0:0: [sdc] Assuming drive cache: write > through > Aug 2 09:04:49 server kernel: sdc:<3>Buffer I/O error on device sdc, logical > block 0 > Aug 2 09:04:49 server kernel: Buffer I/O error on device sdc, logical block 0 > > ... got more of these in logfiles if needed. > > Thanks for your consideration, > > -- Mourad DC > > > -- > Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email > ------- You are receiving this mail because: ------- > You are on the CC list for the bug, or are watching someone who is.
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