Hi, I came home this afternoon and experienced something that I have never seen with linux. My computer was completely dead, no speech and nonresponsive keys. I thought it was WINDBLOWS! Here is the pertinent information I obtained when I looked at /var/log/messages: Dec 10 16:27:00 pcp218693pcs kernel: ------------[ cut here ]------------ Dec 10 16:27:00 pcp218693pcs kernel: kernel BUG at page_alloc.c:133! Dec 10 16:27:00 pcp218693pcs kernel: invalid operand: 0000 Dec 10 16:27:00 pcp218693pcs kernel: nls_iso8859-1 sr_mod snd-pcm-oss snd-mixer-oss snd-emu10k1-synth snd-emux-synt Dec 10 16:27:00 pcp218693pcs kernel: CPU: 0 Dec 10 16:27:00 pcp218693pcs kernel: EIP: 0010:[<c0136b4c>] Not tainted Dec 10 16:27:00 pcp218693pcs kernel: EFLAGS: 00010206 Dec 10 16:27:00 pcp218693pcs kernel: Dec 10 16:27:00 pcp218693pcs kernel: EIP is at __free_pages_ok [kernel] 0x5c (2.4.18-14) Dec 10 16:27:00 pcp218693pcs kernel: eax: 00017818 ebx: c1524570 ecx: c1000030 edx: 00000000 Dec 10 16:27:00 pcp218693pcs kernel: esi: 00000000 edi: 00000000 ebp: 17818067 esp: c56e7de8 Dec 10 16:27:00 pcp218693pcs kernel: ds: 0018 es: 0018 ss: 0018 Dec 10 16:27:00 pcp218693pcs kernel: Process sendmail (pid: 31337, stackpage=c56e7000) Dec 10 16:27:00 pcp218693pcs kernel: Stack: c02ff4c0 00000002 00000246 00001000 c02ff4c0 00000000 c02ff4c0 c013c580 Dec 10 16:27:00 pcp218693pcs kernel: d5bfd4b8 00000000 d594c9b4 0000b000 0000c000 17818067 c012bbe0 c1524570 Dec 10 16:27:00 pcp218693pcs kernel: 00000001 c24ed55c c24ede40 0000000c 40400000 cfc81404 4026e000 00000000 Dec 10 16:27:00 pcp218693pcs kernel: Call Trace: [<c013c580>] page_remove_rmap [kernel] 0x80 (0xc56e7e04)) Dec 10 16:27:00 pcp218693pcs kernel: [<c012bbe0>] zap_pte_range [kernel] 0xf0 (0xc56e7e20)) Dec 10 16:27:00 pcp218693pcs kernel: [<c012a1bb>] do_zap_page_range [kernel] 0x8b (0xc56e7e48)) Do you think this is worth passing on to the kernel development team? I am running Redhat 8.0 kernel 2.4.18-14. Jim Wantz WB0TFK