Messages in this thread | | | Date | Mon, 19 Apr 2004 18:44:46 -0300 | From | Marcelo Tosatti <> | Subject | Re: 2.4.26 intermittent kernel bug on boot. |
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Silly question: Can you reproduce it without swsusp2?
On Sat, Apr 17, 2004 at 04:37:05AM +1000, Nigel Cunningham wrote: > Hi. > > On Sat, 2004-04-17 at 04:02, Michael Frank wrote: > > kernel BUG at slab.c:1238! > > That's a really strange oops to see. It's testing that the GFP flags > match the slab's flags. To get an oops there, you'd have to have a > non-dma slab (which makes sense), but you've called the kmem_cache_alloc > routine with a DMA flag. Line 444 of kernel/signal.c clearly doesn't do > that! Could the args be being corrupted while being passed? What does a > backtrace look like? > > Nigel > > > invalid operand: 0000 > > > > CPU: 0 > > EIP: 1010:[<c013bf39>] Not tainted > > EFLAGS: 00010002 > > EIP is at kmem_cache_alloc+0x31/0xdc [kernel] > > eax: 00000000 ebx: 00000008 ecx: 00000000 edx: 00000001 > > esi: 00000000 edi: 0000000b ebp: 00000020 esp: c0407f10 > > ds: 1018 es: 1018 ss: 1018 > > Process swapper (pid: 0, stackpage=c0407000) > > Stack: 0000000b 00000001 0000000b c040656c c0121f8c 00000000 00000020 c0406000 > > 0000000b 0000000b 00000000 c012206d 0000000b 00000001 c040656c 00000282 > > 0000000b c0406000 c012211c 0000000b 00000001 c0406000 00000286 c0406000 > > Call Trace: > > [<c0121f8c>] send_signal+0x2c/0xf0 [kernel] > > [<c012206d>] deliver_signal+0x1d/0x54 [kernel] > > [<c012211c>] send_sig_info+0x78/0x88 [kernel] > > [<c01221a9>] force_sig_info+0x7d/0x88 [kernel] > > [<c010a5e4>] do_double_fault+0x0/0x64 [kernel] > > [<c01223d5>] force_sig+0x11/0x18 [kernel] > > [<c010a619>] do_double_fault+0x35/0x64 [kernel] > > [<c0109dc4>] error_code+0x34/0x40 [kernel] > > > > Code: 0f 0b d6 04 e0 b7 2b c0 8d 5e 08 9c 5f fa 8b 4e 08 39 d9 75 > > > > Entering kdb (current=0xc0406000, pid 0) Oops: invalid operand > > due to oops @ 0xc013bf39 > > eax = 0x00000000 ebx = 0x00000008 ecx = 0x00000000 edx = 0x00000001 > > esi = 0x00000000 edi = 0x0000000b esp = 0xc0407f10 eip = 0xc013bf39 > > ebp = 0x00000020 xss = 0x00001018 xcs = 0x00001010 eflags = 0x00010002 > > xds = 0x00001018 xes = 0x00001018 origeax = 0xffffffff ®s = 0xc0407edc > > kdb> > > > > Board did 50K+ boots testing swsusp with 2.4.2[012345]... > > > > It's still sitting in kdb, if you want me lookup something let me know. > > > > - > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > Please read the FAQ at http://www.tux.org/lkml/ > -- > Nigel & Michelle Cunningham > C/- Westminster Presbyterian Church Belconnen > 61 Templeton Street, Cook, ACT 2614. > +61 (2) 6251 7727(wk); +61 (2) 6254 0216 (home) > > Evolution (n): A hypothetical process whereby infinitely improbable events occur > with alarming frequency, order arises from chaos, and no one is given credit. > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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