For testing, I try to bootstrap gcc. The problem looks to be in stdin piping operation. ------------------------------------------------------------ Jan 14 09:25:09 milou kernel: kernel BUG at page_alloc.c:73! Jan 14 09:25:09 milou kernel: invalid operand: 0000 Jan 14 09:25:09 milou kernel: CPU: 0 Jan 14 09:25:09 milou kernel: EIP: 0010:[__free_pages_ok+34/776] Jan 14 09:25:09 milou kernel: EFLAGS: 00010282 Jan 14 09:25:09 milou kernel: eax: 0000001f ebx: c142935c ecx: c8fdc000 edx: 00000000 Jan 14 09:25:09 milou kernel: esi: 0000002b edi: c29da404 ebp: 00000000 esp: c8fddefc Jan 14 09:25:09 milou kernel: ds: 0018 es: 0018 ss: 0018 Jan 14 09:25:09 milou kernel: Process sh (pid: 8518, stackpage=c8fdd000) Jan 14 09:25:09 milou kernel: Stack: c01b86d2 c01b8880 00000049 c142935c 0000002b c29da404 c3c45084 c1044010 Jan 14 09:25:09 milou kernel: c01e0020 00000206 ffffffff 0000084e c012a572 c012aa0a c142935c 0000002b Jan 14 09:25:09 milou kernel: c011fa09 c142935c c9d7a9a0 c1552bc0 40017000 00035000 00417000 40417000 Jan 14 09:25:09 milou kernel: Call Trace: [__free_pages+26/28] [free_page_and_swap_cache+166/172] [zap_page_range+421/564] [exit_mmap+186/276] [mmput+38/60] [do_exit+149/544] [sys_exit+14/16] Jan 14 09:25:09 milou kernel: [system_call+51/56] Jan 14 09:25:09 milou kernel: Jan 14 09:25:09 milou kernel: Code: 0f 0b 83 c4 0c 83 7b 08 00 74 16 6a 4b 68 80 88 1b c0 68 d2 -- ------------------------------------------------ Pierre Rousselet <[EMAIL PROTECTED]> ------------------------------------------------ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] Please read the FAQ at http://www.tux.org/lkml/