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Subject[Bug 1052] New: ide_cs cannot be unloaded due to unsafe usage in include/linux/module.h:482


http://bugme.osdl.org/show_bug.cgi?id=1052

Summary: ide_cs cannot be unloaded due to unsafe usage in
include/linux/module.h:482
Kernel Version: 2.4.6-test2
Status: NEW
Severity: blocking
Owner: rmk@arm.linux.org.uk
Submitter: juampe@iquis.com


Distribution: Debian unstable

Hardware Environment: Dell Inspiron 4100, Yenta socket
Software Environment:Debian unstable

Problem Description:
hde: SanDisk SDCFB-16, CFA DISK drive
ide2 at 0x140-0x147,0x14e on irq 3
hde: max request size: 128KiB
hde: task_no_data_intr: status=0x51 { DriveReady SeekComplete Error }
hde: task_no_data_intr: error=0x04 { DriveStatusError }
hde: 31360 sectors (16 MB) w/1KiB Cache, CHS=490/2/32
/dev/ide/host2/bus0/target0/lun0: p1
/dev/ide/host2/bus0/target0/lun0: p1
devfs_mk_bdev: could not append to parent for ide/host2/bus0/target0/lun0/part1
kobject_register failed for hde1 (-17)
Call Trace:
[<c01f0e99>] kobject_register+0x59/0x60
[<c01843e9>] register_disk+0x149/0x180
[<c0283cc1>] add_disk+0x51/0x60
[<c0283c40>] exact_match+0x0/0x10
[<c0283c50>] exact_lock+0x0/0x20
[<c02ae6ba>] idedisk_attach+0x11a/0x1b0
[<c02aaa01>] ata_attach+0x41/0xd0
[<c02a3dfe>] ideprobe_init+0x10e/0x12d
[<c02a8e73>] ide_probe_module+0x13/0x20
[<c02a9c80>] ide_register_hw+0x150/0x190
[<e0976265>] idecs_register+0x55/0x70 [ide_cs]
[<c02d4700>] CardServices+0x210/0x357
[<e097679e>] ide_config+0x51e/0x850 [ide_cs]
[<c02cc77e>] set_cis_map+0x3e/0x120
[<c02cc979>] read_cis_mem+0x119/0x190
[<c02cd659>] pcmcia_get_tuple_data+0x89/0x90
[<c02ce978>] pcmcia_parse_tuple+0x108/0x180
[<c02cea64>] read_tuple+0x74/0x80
[<c02d6ab6>] yenta_set_mem_map+0x196/0x1e0
[<c02cd570>] pcmcia_get_next_tuple+0x270/0x2d0
[<c02cd03c>] pcmcia_get_first_tuple+0xac/0x160
[<c02d6ab6>] yenta_set_mem_map+0x196/0x1e0
[<c02cc77e>] set_cis_map+0x3e/0x120
[<c02cc979>] read_cis_mem+0x119/0x190
[<c02cd659>] pcmcia_get_tuple_data+0x89/0x90
[<c02ce978>] pcmcia_parse_tuple+0x108/0x180
[<c02cea64>] read_tuple+0x74/0x80
[<c02d6ab6>] yenta_set_mem_map+0x196/0x1e0
[<c02cd570>] pcmcia_get_next_tuple+0x270/0x2d0
[<c02cd03c>] pcmcia_get_first_tuple+0xac/0x160
[<c02ccc48>] read_cis_cache+0xf8/0x190
[<c02cd570>] pcmcia_get_next_tuple+0x270/0x2d0
[<c02ceb6f>] pcmcia_validate_cis+0xff/0x1e0
[<c01aaedc>] _reiserfs_free_block+0x13c/0x150
[<c01aee27>] free_thrown+0x37/0x70
[<e0976c5b>] ide_event+0x6b/0x110 [ide_cs]
[<c02d3211>] pcmcia_register_client+0x221/0x260
[<c0157799>] bh_lru_install+0xa9/0xe0
[<c02d469b>] CardServices+0x1ab/0x357
[<e097610a>] ide_attach+0x10a/0x150 [ide_cs]
[<e0976bf0>] ide_event+0x0/0x110 [ide_cs]
[<c02d2528>] pcmcia_bind_device+0x68/0xb0
[<c02d62e6>] get_pcmcia_driver+0x36/0x50
[<c02d52ea>] bind_request+0xda/0x1c0
[<c01f3a00>] __copy_to_user_ll+0x10/0x70
[<c02d5f1f>] ds_ioctl+0x60f/0x770
[<c033957f>] sock_def_readable+0x5f/0x70
[<c038d512>] unix_dgram_sendmsg+0x3c2/0x4a0
[<c033627e>] sock_sendmsg+0x8e/0xb0
[<c011c9a0>] do_page_fault+0x140/0x4ad
[<c016cb01>] wake_up_inode+0x11/0x30
[<c013f2c1>] buffered_rmqueue+0xb1/0x140
[<c01214a6>] __mmdrop+0x36/0x47
[<c0146bfe>] zap_pmd_range+0x4e/0x70
[<c0146c6e>] unmap_page_range+0x4e/0x90
[<c0146db3>] unmap_vmas+0x103/0x230
[<c014a228>] unmap_vma+0x48/0x90
[<c014a28f>] unmap_vma_list+0x1f/0x30
[<c014a60e>] do_munmap+0x11e/0x170
[<c0165881>] sys_ioctl+0xb1/0x230
[<c010b10f>] syscall_call+0x7/0xb

2Module ide_cs cannot be unloaded due to unsafe usage in include/linux/module.h:
ide-cs: hde: Vcc = 3.3, Vpp = 0.0

Steps to reproduce:

Insert an SAN Disk ide_cs card


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