From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Date: Fri, 04 Jul 2003 15:03:03 +0000 Subject: Re: Using Linus's tree for IA64. Message-Id: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: linux-ia64@vger.kernel.org The idea of using Linus' tree for ia64 appeals to me, so I tried it ... POSIX conformance testing by UNIFIX Boot processor id 0x0/0x2 task migration cache decay timeo<4>kernel BUG at kernel/timer.c:376! swapper[1]: bugcheck! 0 [1] Pid: 1, CPU 0, comm: swapper psr : 0000101008022018 ifs : 800000000000048c ip : [] = Not tainted ip is at cascade+0xf0/0x100 unat: 0000000000000000 pfs : 000000000000048c rsc : 0000000000000003 rnat: 8000000000000004 bsps: 000000000001003e pr : 80000000ff719aa5 ldrs: 0000000000000000 ccv : 00000000ffffffff fpsr: 0009804c8a70033f csd : 0000000000000000 ssd : 0000000000000000 b0 : a0000001000980d0 b6 : a000000100003320 b7 : a0000001002b3980 f6 : 0fffbccccccccc8c00000 f7 : 0ffdaf300000000000000 f8 : 10000c000000000000000 f9 : 10002a000000000000000 f10 : 0fffd9999999996900000 f11 : 1003e0000000000000000 r1 : a0000001009a0000 r2 : 0000000000000308 r3 : a0000001007bac94 r8 : 0000000000000022 r9 : a000000100906720 r10 : 00000000ffffffff r11 : 0000000000000000 r12 : e0000040fef87bd0 r13 : e0000040fef80000 r14 : 0000000000020000 r15 : 0000000000004000 r16 : 00000000000018d9 r17 : 0000000100000000 r18 : 0000000000000000 r19 : 0000000000000001 r20 : 0000000000000000 r21 : 0000000000004000 r22 : 00000000000018fe r23 : fffffffffffe18fe r24 : a000000100906810 r25 : a000000100906818 r26 : a000000100906828 r27 : a0000001007bac80 r28 : a000000100035630 r29 : 0000000000000000 r30 : 0000000000000000 r31 : a0000001007bac98 Call Trace: [] show_stack+0x0/0xa0 sp=E0000040fef877a0 bsp=E0000040fef81518 [] die+0x170/0x200 sp=E0000040fef87970 bsp=E0000040fef814e0 [] ia64_bad_break+0x220/0x340 sp=E0000040fef87970 bsp=E0000040fef814b8 [] ia64_leave_kernel+0x0/0x260 sp=E0000040fef87a00 bsp=E0000040fef814b8 [] cascade+0xf0/0x100 sp=E0000040fef87bd0 bsp=E0000040fef81458 [] run_timer_softirq+0x3a0/0x440 sp=E0000040fef87bd0 bsp=E0000040fef813e8 [] do_softirq+0x2c0/0x2e0 sp=E0000040fef87bf0 bsp=E0000040fef81360 [] do_IRQ+0x220/0x480 sp=E0000040fef87bf0 bsp=E0000040fef81308 [] ia64_handle_irq+0x70/0x140 sp=E0000040fef87bf0 bsp=E0000040fef812d8 [] ia64_leave_kernel+0x0/0x260 sp=E0000040fef87bf0 bsp=E0000040fef812d8 [] serial8250_console_write+0x140/0x6c0 sp=E0000040fef87dc0 bsp=E0000040fef81230 [] __call_console_drivers+0x110/0x120 sp=E0000040fef87dc0 bsp=E0000040fef811e8 [] call_console_drivers+0x170/0x280 sp=E0000040fef87dc0 bsp=E0000040fef81190 [] release_console_sem+0x100/0x260 sp=E0000040fef87dc0 bsp=E0000040fef81140 [] printk+0x3e0/0x540 sp=E0000040fef87dc0 bsp=E0000040fef810a0 [] smp_prepare_cpus+0x180/0x200 sp=E0000040fef87e20 bsp=E0000040fef81078 [] init+0xa0/0x320 sp=E0000040fef87e20 bsp=E0000040fef81050 [] kernel_thread+0x150/0x280 sp=E0000040fef87e20 bsp=E0000040fef81018 [] rest_init+0x30/0xe0 sp=E0000040fef87e20 bsp=E0000040fef81000 [] start_kernel+0x450/0x4a0 sp=E0000040fef87e20 bsp=E0000040fef80f98 [] _start+0x280/0x2a0 sp=E0000040fef87e30 bsp=E0000040fef80f30 <0>Kernel panic: Aiee, killing interrupt handler! In interrupt handler - not syncing It's reproducable, FWIW. Were you trying on a serial console or a graphical console? --=20 "It's not Hollywood. War is real, war is primarily not about defeat or victory, it is about death. I've seen thousands and thousands of dead bodi= es. Do you think I want to have an academic debate on this subject?" -- Robert = Fisk