Re: oops on usb storage device disconnect with 2.6.14-rc1

Greg KH
2005-09-18T22:34:15Z

On Sun, Sep 18, 2005 at 03:01:26PM -0700, Greg KH wrote:
> On Sun, Sep 18, 2005 at 03:05:20PM -0500, James Bottomley wrote:
> > On Sat, 2005-09-17 at 19:35 -0500, James Bottomley wrote:
> > > The attached should be that patch with the race window closed.
> >
> > There's a big oops in this one (and there was when greg tested it). The
> > state checker is reversed (it's checking !scsi_host_set_state() for
> > indicating a problem ... of course, the return is 0 on success or
> > error). I've corrected this; Greg, could you retest?
>
> Should I apply any additional patches too? Or just this one will
> suffice?

Seems to not oops on removal anymore, but I can't rmmod usb-storage
anymore. SysRq-T output below of possibly relevant processes.

thanks,

greg k-h

[ 390.334608] kblockd/0 S C03FA2F0 0 77 5 112 7 (L-TLB)
[ 390.334664] d6ebbf40 d6fc5a70 c03d93e0 c03fa2f0 d19a4c64 c03fa260 00000000 00000096
[ 390.334700] d6ca7e34 d6fc5070 000041f4 4f2930e3 0000004e d6fc5a70 d6fc5b98 00000286
[ 390.334746] d6ca7da0 d6f37ea8 c0258490 c0129c09 00000000 d6ebbf6c 00000000 d6f37eb8
[ 390.334792] Call Trace:
[ 390.334888] [<c0258490>] blk_unplug_work+0x0/0x10
[ 390.334918] [<c0129c09>] worker_thread+0x229/0x260
[ 390.334956] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.334987] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.335018] [<c01299e0>] worker_thread+0x0/0x260
[ 390.335301] [<c012db19>] kthread+0xa9/0xf0
[ 390.335331] [<c012da70>] kthread+0x0/0xf0
[ 390.335356] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.335407] pdflush S D6FDA550 0 112 5 113 77 (L-TLB)
[ 390.335463] d6efbf78 d6fc5570 c03d93e0 d6fda550 c03d9410 00000002 d6fda550 d6efbf68
[ 390.335501] d6fc5570 d6fc5070 000006ff ab42be82 00000002 d6fc5570 d6fc5698 d6efbfa8
[ 390.335543] d6efbf9c d6efa000 c0141620 c0141509 d6efa000 d6efa000 d6f9ff74 00000000
[ 390.335588] Call Trace:
[ 390.335617] [<c0141620>] pdflush+0x0/0x30
[ 390.335643] [<c0141509>] __pdflush+0x79/0x190
[ 390.335669] [<c0141646>] pdflush+0x26/0x30
[ 390.335699] [<c0141620>] pdflush+0x0/0x30
[ 390.335720] [<c012db19>] kthread+0xa9/0xf0
[ 390.335747] [<c012da70>] kthread+0x0/0xf0
[ 390.335771] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.335816] pdflush S 00000400 0 113 5 115 112 (L-TLB)
[ 390.335870] d6efdf78 d6fc5070 c03d93e0 00000400 00000000 00000000 00000000 00000000
[ 390.335902] 00000000 00000005 00002e27 f3f1df78 00000059 d6fc5070 d6fc5198 d6efdfa8
[ 390.336243] d6efdf9c d6efc000 c0141620 c0141509 00000000 d6efc000 d6f9ff74 00000000
[ 390.336289] Call Trace:
[ 390.336320] [<c0141620>] pdflush+0x0/0x30
[ 390.336344] [<c0141509>] __pdflush+0x79/0x190
[ 390.336369] [<c0141646>] pdflush+0x26/0x30
[ 390.336398] [<c0141620>] pdflush+0x0/0x30
[ 390.336419] [<c012db19>] kthread+0xa9/0xf0
[ 390.336447] [<c012da70>] kthread+0x0/0xf0
[ 390.336471] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.336518] aio/0 S 00000002 0 115 5 706 113 (L-TLB)
[ 390.336575] d6c01f40 d6fdaa50 c03d9410 00000002 00000000 ab76da12 00000002 00004fa7
[ 390.336609] 00000000 d6fdaa50 00001a15 ab7796b9 00000002 d6f44590 d6f446b8 d6c00000
[ 390.336647] 00000000 00010000 00000000 c0129c09 00000011 d6c01f6c 00000000 d6f37858
[ 390.336685] Call Trace:
[ 390.336714] [<c0129c09>] worker_thread+0x229/0x260
[ 390.336751] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.336781] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.336812] [<c01299e0>] worker_thread+0x0/0x260
[ 390.336836] [<c012db19>] kthread+0xa9/0xf0
[ 390.336864] [<c012da70>] kthread+0x0/0xf0
[ 390.336888] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.336932] kswapd0 S C033A760 0 114 1 743 5 (L-TLB)
[ 390.336987] d6efff80 d6f44a90 c03d93e0 c033a760 c01239c0 c033a760 d6efe000 c0334418
[ 390.337024] d6fd42f8 c011bcc5 0000efca abcb3a68 00000002 d6f44a90 d6f44bb8 d6efe000
[ 390.337062] 00000000 c033b634 c033b260 c0146d45 c0307f9d 00000000 d6f44a90 00000000
[ 390.337101] Call Trace:
[ 390.337120] [<c01239c0>] switch_uid+0x40/0x60
[ 390.337146] [<c011bcc5>] daemonize+0x1d5/0x250
[ 390.337180] [<c0146d45>] kswapd+0x115/0x120
[ 390.337210] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.337242] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.337271] [<c0146c30>] kswapd+0x0/0x120
[ 390.337296] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.337340] kseriod S C034D048 0 706 5 1217 115 (L-TLB)
[ 390.337396] d6c27f60 d6f44090 c03d93e0 c034d048 d6c27f8c c012df40 d6c26000 c0251aed
[ 390.337432] c034d048 c0251a90 00004dd7 a9736cf6 00000003 d6f44090 d6f441b8 d6c26000
[ 390.337471] d6c27f8c c012df40 d6c26000 c023801d d6f9fe18 00000000 d6f44090 c012df40
[ 390.337511] Call Trace:
[ 390.337532] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.337559] [<c0251aed>] driver_register+0x3d/0x50
[ 390.337586] [<c0251a90>] klist_devices_get+0x0/0x10
[ 390.337616] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.337642] [<c023801d>] serio_thread+0xad/0x120
[ 390.337671] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.337702] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.337734] [<c0237f70>] serio_thread+0x0/0x120
[ 390.337757] [<c012db19>] kthread+0xa9/0xf0
[ 390.337783] [<c012da70>] kthread+0x0/0xf0
[ 390.337808] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.337852] kjournald S 00000032 0 743 1 772 114 (L-TLB)
[ 390.337906] d6ce3f58 d6c95ab0 c03d93e0 00000032 00000000 6bcc439f 00000000 00000296
[ 390.337939] 00000001 d6ce3f58 00002db8 2e223dd0 00000058 d6c95ab0 d6c95bd8 00000000
[ 390.337976] d6cb7aa0 00000001 d6cb7ae4 c01a9bd9 00000000 00000005 d6fd2a30 d6c95ab0
[ 390.338014] Call Trace:
[ 390.338044] [<c01a9bd9>] kjournald+0x379/0x380
[ 390.338082] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.338115] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.338144] [<c0102f62>] ret_from_fork+0x6/0x14
[ 390.338170] [<c01a9850>] commit_timeout+0x0/0x10
[ 390.338196] [<c01a9860>] kjournald+0x0/0x380
[ 390.338221] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.338266] udevd S 00000000 0 772 1 1778 743 (NOTLB)
[ 390.338322] d6479eac d640f0d0 c03d93e0 00000000 000000d0 00000001 00000000 00000000
[ 390.338353] 00000000 00000001 0000ebb3 7385c3a6 0000004f d640f0d0 d640f1f8 00000000
[ 390.338389] 7fffffff 00000007 00000000 c02efea1 d6cbe200 d6479f3c c02885b1 d6bff0a0
[ 390.338434] Call Trace:
[ 390.338464] [<c02efea1>] schedule_timeout+0xa1/0xb0
[ 390.338495] [<c02885b1>] datagram_poll+0xe1/0xf0
[ 390.338526] [<c0281520>] sock_poll+0x20/0x30
[ 390.338559] [<c016c220>] do_select+0x280/0x2c0
[ 390.338604] [<c016bdc0>] __pollwait+0x0/0xd0
[ 390.338632] [<c016c5b8>] sys_select+0x318/0x450
[ 390.338670] [<c011dc05>] sys_waitpid+0x25/0x29
[ 390.338698] [<c0103059>] syscall_call+0x7/0xb
[ 390.339920] khubd S 0000001A 0 1217 5 5557 706 (L-TLB)
[ 390.340945] d65fdf5c d656a070 c03d9410 0000001a 00000100 dc19a852 0000001a 0002fee8
[ 390.340981] 00000000 d656a070 0000435a dc19a852 0000001a d6abd550 d6abd678 d65fc000
[ 390.341019] d65fc000 d65fdf80 d65fdf8c d7841e3a 000057bf d6415e0c 00000000 d6abd550
[ 390.341059] Call Trace:
[ 390.341099] [<d7841e3a>] hub_thread+0xea/0x120 [usbcore]
[ 390.343386] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.343426] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.343463] [<d7841d50>] hub_thread+0x0/0x120 [usbcore]
[ 390.343854] [<c012db19>] kthread+0xa9/0xf0
[ 390.343884] [<c012da70>] kthread+0x0/0xf0
[ 390.343909] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.344418] kjournald S 00000001 0 1778 1 5124 772 (L-TLB)
[ 390.345452] d5e59f58 d6b35070 c03d93e0 00000001 d6b5d704 c010513e c0103a26 00000000
[ 390.345491] d5e59fa4 00000000 00005ec2 4beee643 00000055 d6b35070 d6b35198 00000000
[ 390.345529] d6b5d6c0 00000001 d6b5d704 c01a9bd9 00000000 00000005 00000008 d6b35070
[ 390.345695] Call Trace:
[ 390.346187] [<c010513e>] do_IRQ+0x1e/0x30
[ 390.346219] [<c0103a26>] common_interrupt+0x1a/0x20
[ 390.346253] [<c01a9bd9>] kjournald+0x379/0x380
[ 390.346288] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.346321] [<c012df40>] autoremove_wake_function+0x0/0x60
[ 390.346351] [<c0102f62>] ret_from_fork+0x6/0x14
[ 390.346377] [<c01a9850>] commit_timeout+0x0/0x10
[ 390.346403] [<c01a9860>] kjournald+0x0/0x380
[ 390.346429] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.351800] scsi_eh_0 S 00000010 0 5557 5 1217 (L-TLB)
[ 390.352081] d5907f50 d6b69590 c03d93e0 00000010 80b05cad 0000593e a361faff 00000000
[ 390.352119] 4fa02c17 d6b35a70 00000126 d5dd9f69 0000001a d6b69590 d6b696b8 d5907fa8
[ 390.352158] d5906000 00000296 d6b69590 c02f0601 d5907fb0 00000000 00000001 d6b69590
[ 390.352196] Call Trace:
[ 390.352223] [<c02f0601>] __down_interruptible+0x71/0xf2
[ 390.352256] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.352292] [<d814b1e0>] scsi_error_handler+0x0/0x120 [scsi_mod]
[ 390.352934] [<c02ef1b3>] __down_failed_interruptible+0x7/0xc
[ 390.352970] [<d814b826>] .text.lock.scsi_error+0x3b/0x45 [scsi_mod]
[ 390.353085] [<c012db19>] kthread+0xa9/0xf0
[ 390.353117] [<c012da70>] kthread+0x0/0xf0
[ 390.353141] [<c0101379>] kernel_thread_helper+0x5/0xc
[ 390.353173] usb-storage D 0000001A 0 5558 1 7015 5462 (L-TLB)
[ 390.353214] d59d9ed8 d6b69590 c03d9410 0000001a d61726c0 d5dd86e7 0000001a 0000057e
[ 390.353249] 00000000 d6b69590 0000111e d5dd93e9 0000001a d6713ab0 d6713bd8 d59d8000
[ 390.353287] c03ec58c d59d9ef4 d59d9f2c c02ef83e 00000000 d6713ab0 c0116fc0 00000000
[ 390.353326] Call Trace:
[ 390.353352] [<c02ef83e>] wait_for_completion+0x6e/0xa0
[ 390.353380] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.353411] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.353439] [<c011677d>] wake_up_process+0x1d/0x20
[ 390.353465] [<c012dd51>] kthread_stop+0x51/0x7a
[ 390.353489] [<c01170b7>] __wake_up_locked+0x27/0x30
[ 390.353518] [<d814781c>] scsi_host_dev_release+0x8c/0xa0 [scsi_mod]
[ 390.353637] [<c01c4b69>] kobject_cleanup+0xa9/0xb0
[ 390.353671] [<c01c4b70>] kobject_release+0x0/0x10
[ 390.353698] [<c01c55a5>] kref_put+0x45/0x90
[ 390.353727] [<c01c4b9f>] kobject_put+0x1f/0x30
[ 390.353752] [<c01c4b70>] kobject_release+0x0/0x10
[ 390.353778] [<d8160103>] usb_stor_control_thread+0x153/0x1b0 [usb_storage]
[ 390.353891] [<c0102f62>] ret_from_fork+0x6/0x14
[ 390.353917] [<d815ffb0>] usb_stor_control_thread+0x0/0x1b0 [usb_storage]
[ 390.354013] [<d815ffb0>] usb_stor_control_thread+0x0/0x1b0 [usb_storage]
[ 390.354103] [<c0101379>] kernel_thread_helper+0x5/0xc
390.355561] rmmod D CE0FBED8 0 9411 5435 (NOTLB)
[ 390.355585] ce0fbef4 d63440d0 c03d93e0 ce0fbed8 00000286 d816ffec 00000003 d816fff4
[ 390.355605] c034d948 d61e7a90 00006352 7005c59d 0000004f d63440d0 d63441f8 ce0fa000
[ 390.355629] d816e770 ce0fbf10 ce0fbf48 c02ef83e 00000000 d63440d0 c0116fc0 00000000
[ 390.355652] Call Trace:
[ 390.355668] [<c02ef83e>] wait_for_completion+0x6e/0xa0
[ 390.355685] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.355701] [<c01c4b9f>] kobject_put+0x1f/0x30
[ 390.355719] [<c0116fc0>] default_wake_function+0x0/0x20
[ 390.355737] [<d8168de0>] usb_stor_exit+0x0/0x2c [usb_storage]
[ 390.355810] [<d8168de0>] usb_stor_exit+0x0/0x2c [usb_storage]
[ 390.355865] [<d8168dfb>] usb_stor_exit+0x1b/0x2c [usb_storage]
[ 390.355918] [<c01330b6>] sys_delete_module+0x1a6/0x1e0
[ 390.355950] [<c014d510>] sys_munmap+0x50/0x80
[ 390.355968] [<c0103059>] syscall_call+0x7/0xb

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