Bug 4199

Summary:	rm segfault
Product:	Sisyphus	Reporter:	Renat Sabitov <r_sabitov>
Component:	kernel-image-std26-up	Assignee:	Sergey Vlasov <vsu>
Status:	CLOSED WORKSFORME	QA Contact:	qa-sisyphus
Severity:	normal
Priority:	P2
Version:	unstable
Hardware:	all
OS:	Linux

Description

Renat Sabitov 2004-05-20 20:49:34 MSD

1. карточка монтируется автоматически. 
2. заполнил до отказа флеш-карточку. No space left on device 
3. При попытке удалить файлы на карточке rm написал Segmentation fault. Удалить
так и не смог, пришлось форматировать. Файловая система fat32
4. В логах сообщения:

May 20 20:31:50 sabitov kernel: Unable to handle kernel NULL pointer dereference
at virtual address 00000009
May 20 20:31:50 sabitov kernel:  printing eip:
May 20 20:31:50 sabitov kernel: d1bfe46f
May 20 20:31:50 sabitov kernel: *pde = 00000000
May 20 20:31:50 sabitov kernel: Oops: 0000 [#1]
May 20 20:31:50 sabitov kernel: CPU:    0
May 20 20:31:50 sabitov kernel: EIP:    0060:[__crc_install_page+810173/4043227]
   Tainted: P  
May 20 20:31:50 sabitov kernel: EIP:    0060:[<d1bfe46f>]    Tainted: P  
May 20 20:31:50 sabitov kernel: EFLAGS: 00010206   (2.6.6-std26-up-alt4) 
May 20 20:31:50 sabitov kernel: EIP is at fat_access+0x5f/0xc0 [fat]
May 20 20:31:50 sabitov kernel: eax: 00000000   ebx: 00010881   ecx: c9019680  
edx: c9019680
May 20 20:31:50 sabitov kernel: esi: 00010880   edi: c72aea00   ebp: c7a0dc80  
esp: c72b3ef4
May 20 20:31:50 sabitov kernel: ds: 007b   es: 007b   ss: 0068
May 20 20:31:50 sabitov kernel: Process rm (pid: 20130, threadinfo=c72b2000
task=cebcd730)
May 20 20:31:50 sabitov kernel: Stack: 00010880 c72aea00 c7a0dcb0 d1bfeb20
c72aea00 00010880 00000000 000007ff 
May 20 20:31:50 sabitov kernel:        000007ff 00000000 00000000 c7a0dcb0
00000800 d1c00d7e c7a0dcb0 00000000 
May 20 20:31:50 sabitov kernel:        c7a0dc80 00007b24 00000000 c7a0dcb0
d1c00fd0 c7a0dcb0 00000000 d1c01004 
May 20 20:31:50 sabitov kernel: Call Trace:
May 20 20:31:50 sabitov kernel:  [__crc_install_page+811886/4043227]
fat_free+0xb0/0x150 [fat]
May 20 20:31:50 sabitov kernel:  [<d1bfeb20>] fat_free+0xb0/0x150 [fat]
May 20 20:31:50 sabitov kernel:  [__crc_install_page+820684/4043227]
fat_truncate+0x7e/0xc0 [fat]
May 20 20:31:50 sabitov kernel:  [<d1c00d7e>] fat_truncate+0x7e/0xc0 [fat]
May 20 20:31:50 sabitov kernel:  [__crc_install_page+821278/4043227]
fat_delete_inode+0x0/0x40 [fat]
May 20 20:31:50 sabitov kernel:  [<d1c00fd0>] fat_delete_inode+0x0/0x40 [fat]
May 20 20:31:50 sabitov kernel:  [__crc_install_page+821330/4043227]
fat_delete_inode+0x34/0x40 [fat]
May 20 20:31:50 sabitov kernel:  [<d1c01004>] fat_delete_inode+0x34/0x40 [fat]
May 20 20:31:50 sabitov automount[20135]: expired /mnt/auto/storage
May 20 20:31:50 sabitov kernel:  [generic_delete_inode+147/272]
generic_delete_inode+0x93/0x110
May 20 20:31:50 sabitov kernel:  [<c015ccf3>] generic_delete_inode+0x93/0x110
May 20 20:31:50 sabitov kernel:  [iput+78/112] iput+0x4e/0x70
May 20 20:31:50 sabitov kernel:  [<c015cede>] iput+0x4e/0x70
May 20 20:31:50 sabitov kernel:  [sys_unlink+242/304] sys_unlink+0xf2/0x130
May 20 20:31:50 sabitov kernel:  [<c0154c32>] sys_unlink+0xf2/0x130
May 20 20:31:50 sabitov kernel:  [syscall_call+7/11] syscall_call+0x7/0xb
May 20 20:31:50 sabitov kernel:  [<c0105cc7>] syscall_call+0x7/0xb
May 20 20:31:50 sabitov kernel: 
May 20 20:31:50 sabitov kernel: Code: 8a 40 09 3c 20 74 1b 3c 10 74 0f 81 fb f6
0f 00 00 7e c6 bb

Comment 1

Sergey Vlasov 2005-04-26 22:01:46 MSD

В 2.6.6 было множество ошибок... если эта проблема проявляется на более свежем
ядре, откройте снова.