ksymoops 2.4.0 on i686 2.4.9. Options used -v /usr/local/src/linux/vmlinux (specified) -k /proc/ksyms (default) -l /proc/modules (default) -o /lib/modules/2.4.9/ (default) -m /boot/System.map (specified) Warning (compare_maps): mismatch on symbol vg , lvm-mod says cc8473c0, /lib/modules/2.4.9/kernel/drivers/md/lvm-mod.o says cc847000. Ignoring /lib/modules/2.4.9/kernel/drivers/md/lvm-mod.o entry Warning (compare_maps): mismatch on symbol md_size , md says cc8183e0, /lib/modules/2.4.9/kernel/drivers/md/md.o says cc818200. Ignoring /lib/modules/2.4.9/kernel/drivers/md/md.o entry Warning (compare_maps): mismatch on symbol mddev_map , md says cc817be0, /lib/modules/2.4.9/kernel/drivers/md/md.o says cc817a00. Ignoring /lib/modules/2.4.9/kernel/drivers/md/md.o entry kernel BUG at vmscan.c:449! invalid operand: 0000 CPU: 0 EIP: 0010:[] Using defaults from ksymoops -t elf32-i386 -a i386 EFLAGS: 00010282 eax: 0000001c ebx: cb3d82e4 ecx: ffffffff edx: 00000000 esi: c120ee94 edi: c120ee78 ebp: 00000000 esp: c80a5e7c ds: 0018 es: 0018 ss: 0018 Process glftpd (pid: 664, stackpage=c80a5000) Stack: c01fb62c c01fb74a 000001c1 c0235e34 c0235fc0 00000001 00000001 c012a310 c0235e34 c0235fbc 00000001 00000000 000000d2 c012a43b c0235fbc 00000000 00000001 00000001 00000001 c0235fbc c5989aa4 c120ef00 000010b7 c139a318 Call Trace: [] [] [] [] [] [] [] [] [] [] Code: 0f 0b 83 c4 0c 31 c0 0f b3 47 18 19 c0 85 c0 75 28 68 c2 01 >>EIP; c0128ce7 <===== Trace; c012a310 <__alloc_pages_limit+70/a0> Trace; c012a43b <__alloc_pages+db/270> Trace; c0123021 Trace; c012327a Trace; c01b4357 Trace; c0123662 Trace; c01235a0 Trace; c012fb76 Trace; c011ac82 Trace; c0106ceb Code; c0128ce7 00000000 <_EIP>: Code; c0128ce7 <===== 0: 0f 0b ud2a <===== Code; c0128ce9 2: 83 c4 0c add $0xc,%esp Code; c0128cec 5: 31 c0 xor %eax,%eax Code; c0128cee 7: 0f b3 47 18 btr %eax,0x18(%edi) Code; c0128cf2 b: 19 c0 sbb %eax,%eax Code; c0128cf4 d: 85 c0 test %eax,%eax Code; c0128cf6 f: 75 28 jne 39 <_EIP+0x39> c0128d20 Code; c0128cf8 11: 68 c2 01 00 00 push $0x1c2 3 warnings issued. Results may not be reliable.