2.3.14-pre1: "kernel BUG" with new resource managment

Malware (Michael.Mueller4@post.rwth-aachen.de)
Tue, 17 Aug 1999 07:05:53 +0200


Hi Linus and guys,

I tried the ISDN code in 2.3.4-pre1 and did got the appended dump. It
seems to be happen every time the release_region macro is used.

Malware

kmem_free: Bad obj addr (objp=c005d040, name=size-64)
kernel BUG at slab.c:1665!
invalid operand: 0000
CPU: 0
EIP: 0010:[<c0123435>]
EFLAGS: 000100082
eax: 0000001b ebx: c029b0e0 ecx: c01eb428 edx: c01eb430
esi: c005d040 edi: 00000002 ebp: f635244c esp: c0003d28
ds: 0018 es: 0018 ss: 0018
Process swapper (pid: 1, stackpage=c00003000)
Stack: 00000681 00000000 c02e0000 c02e0000 00000000 c005d08c c009bb5c
c01848e5
c005d040 c009bb30 c0060800 c0060800 c01f7b10 00000282 00000002
c02e0000
ffffffff 00000000 00000046 00000000 00000001 00000019 c0221b80
00000000
Call Trace: [<c01848e5>] [<c01e3e20>] [<c016f76b>] [<c01be151>]
[<c017043e>] [<c0173efd>] [<c0118663>]
[<c01ae8df>] [<c019b457>] [<c019b9fc>] [<c01dae60>] [<c01dae3d>]
[<c019babe>] [<c019bd94>] [<c01dabe7>]
[<c019c1f1>] [<c01db260>] [<c01db255>] [<c01d8bcc>] [<c0192755>]
[<c01880ee>] [<c01d67a7>] [<c01d6d8d>]
[<c0106000>] [<c0187d8b>] [<c0106000>] [<c01d43da>] [<c0106000>]
[<c01060a7>] [<c0106543>]
Code: 0f 0b 83 c4 0c eb 1c 8d 74 26 00 56 68 c2 72 1c c0 e8 25 fd

Trace: c01848e5 <isdn_status_callback+b55/c20>
Trace: c01e3e20 <npindex_to_ethertype+11f4/13f4>
Trace: c016f76b <scrup+6b/110>
Trace: c01be151 <vgacon_cursor+221/230>
Trace: c017043e <set_cursor+6e/90>
Trace: c0173efd <vt_console_print+30d/330>
Trace: c0118663 <__release_region+53/80>
Trace: c01ae8df <release_io_teles3+7f/90>
Trace: c019c1f1 <HiSax_init+b1/f0>
Trace: c0106000 <get_option+0/50>

kernel-configuration (not really a working one but I did like to have
SCSI out of the game):

CONFIG_EXPERIMENTAL=y
CONFIG_M486=y
CONFIG_X86_WP_WORKS_OK=y
CONFIG_X86_INVLPG=y
CONFIG_X86_BSWAP=y
CONFIG_X86_POPAD_OK=y
CONFIG_1GB=y
CONFIG_MODULES=y
CONFIG_KMOD=y
CONFIG_NET=y
CONFIG_PCI=y
CONFIG_PCI_GOANY=y
CONFIG_PCI_BIOS=y
CONFIG_PCI_DIRECT=y
CONFIG_PCI_QUIRKS=y
CONFIG_PCI_OLD_PROC=y
CONFIG_SYSVIPC=y
CONFIG_SYSCTL=y
CONFIG_BINFMT_ELF=y
CONFIG_PARIDE_PARPORT=y
CONFIG_INET=y
CONFIG_NETDEVICES=y
CONFIG_PPP=y
CONFIG_ISDN=y
CONFIG_ISDN_PPP=y
CONFIG_ISDN_PPP_VJ=y
CONFIG_ISDN_MPP=y
CONFIG_ISDN_AUDIO=y
CONFIG_ISDN_TTY_FAX=y
CONFIG_ISDN_DIVERSION=y
CONFIG_ISDN_DRV_HISAX=y
CONFIG_HISAX_EURO=y
CONFIG_HISAX_16_3=y
CONFIG_HISAX_AVM_A1=y
CONFIG_HISAX_ELSA=y
CONFIG_VT=y
CONFIG_VT_CONSOLE=y
CONFIG_FT_NORMAL_DEBUG=y
CONFIG_FT_STD_FDC=y
CONFIG_PROC_FS=y
CONFIG_EXT2_FS=y
CONFIG_MSDOS_PARTITION=y
CONFIG_VGA_CONSOLE=y
CONFIG_MAGIC_SYSRQ=y

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