From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Bottomley Date: Tue, 14 Sep 2004 15:42:45 +0000 Subject: Oops in free_page_and_swap_cache on 2.6.9-rc2 Message-Id: <1095176571.1762.14.camel@mulgrave> 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 I get this on a HP zx2000: Unable to handle kernel paging request at virtual address a0007fffc7900000 gcc[14948]: Oops 11012296146944 [4] Modules linked in: af_packet forte ac97_codec ehci_hcd aic79xx e1000 tulip cmd64x ide_core usbhid ohci_hcd usbcore snd_fm801 snd_pcm snd_page_alloc snd_tea575x_tuner videodev snd_ac97_codec snd_opl3_lib snd_timer snd_hwdep snd_mpu401_uart snd_rawmidi snd_seq_device snd soundcore ext2 ext3 jbd mbcache sd_mod qla1280 mptscsih mptbase aic7xxx sym53c8xx scsi_transport_spi scsi_mod Pid: 14948, CPU 0, comm: gcc psr : 0000121008026038 ifs : 8000000000000205 ip : [] Not tainted ip is at free_page_and_swap_cache+0x1/0xe0 unat: 0000000000000000 pfs : 0000000000000ea1 rsc : 0000000000000003 rnat: e000004043400408 bsps: e000004043400000 pr : 0000000000165559 ldrs: 0000000000000000 ccv : 0000000000000000 fpsr: 0009804c0270033f csd : 0000000000000000 ssd : 0000000000000000 b0 : a0000001000e1ff0 b6 : a000000100002d70 b7 : a000000100002cd0 f6 : 1003e6db6db6db6db6db7 f7 : 1003e0000000001011bdf f8 : 1003e000000000707c319 f9 : 1003e0000000000069ca2 f10 : 000000000000000000000 f11 : 000000000000000000000 r1 : a00000010088a400 r2 : e000000001a111bc r3 : 0000000000008000 r8 : 0000000000000004 r9 : 0000000000008000 r10 : 0000000001011bde r11 : 0000000000000000 r12 : e000000006c57ca0 r13 : e000000006c50000 r14 : 0000001008026038 r15 : 7ffc000000000000 r16 : 0000000000000000 r17 : 0000000000004000 r18 : 0000000000000000 r19 : 0000000000000000 r20 : 0000000000000000 r21 : e000000000000001 r22 : 00000000000000b0 r23 : 00000000000000b1 r24 : a0007fffc7900000 r25 : 0000000000000217 r26 : 0000000000000216 r27 : e000004067504000 r28 : 000000000000eb3f r29 : 0000000000000000 r30 : 000000000707c319 r31 : 000000000808def8 Call Trace: [] show_stack+0x80/0xa0 sp=E000000006c57830 bsp=E000000006c51340 [] die+0x130/0x1a0 sp=E000000006c57a00 bsp=E000000006c51308 [] ia64_do_page_fault+0x350/0x940 sp=E000000006c57a00 bsp=E000000006c512a0 [] ia64_leave_kernel+0x0/0x260 sp=E000000006c57ad0 bsp=E000000006c512a0 [] free_page_and_swap_cache+0x0/0xe0 sp=E000000006c57ca0 bsp=E000000006c51278 [] clear_page_tables+0x1f0/0x2e0 sp=E000000006c57ca0 bsp=E000000006c51188 [] exit_mmap+0x160/0x620 sp=E000000006c57d60 bsp=E000000006c510f0 [] mmput+0xf0/0x180 sp=E000000006c57e30 bsp=E000000006c510c8 [] do_exit+0x3f0/0x900 sp=E000000006c57e30 bsp=E000000006c51048 [] do_group_exit+0x120/0x160 sp=E000000006c57e30 bsp=E000000006c51028 [] ia64_ret_from_syscall+0x0/0x20 sp=E000000006c57e30 bsp=E000000006c51018 It occurs fairly frequently under load (about once during a full kernel compile). It's also been doing this on 2.6.9-rc1. James