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<4C0BC35C.8070003@kernel.org> <4C0BC45A.6080104@gmail.com> Date: Mon, 7 Jun 2010 11:01:04 +0800 Message-ID: Subject: Re: Linux 2.6.35-rc2 From: Jeff Chua To: Dave Airlie Cc: Torsten Kaiser , Tejun Heo , Linus Torvalds , Alex Deucher , Linux Kernel Mailing List , Jeff Garzik Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 13354 Lines: 276 On Mon, Jun 7, 2010 at 10:33 AM, Dave Airlie wrote: > On Mon, Jun 7, 2010 at 2:25 AM, Torsten Kaiser > wrote: >> On Sun, Jun 6, 2010 at 5:52 PM, Tejun Heo wrote: >>> On 06/06/2010 05:48 PM, Tejun Heo wrote: >>>> Can you please try w/o KMS just in case? >> >> 2 out of 2 attempts without KMS worked without any OOPS. >> Sorry to have bother you with this, it now really looks KMS related. >> >>> Also, does it always crash the same way? > > Just an initial guess does the vt.c patch in thread > > "Re: BUG kmalloc-4096: Poison overwritten (2.6.35-rc2)" I'm seeing random failure as well. This might be a different issues, but could be related. 1) Boot up. Without startx, on VT1 starts compiling gcc. Switch to VT2. Start compiling something big as well. Switch back to VT1 ... sometimes it just oops. If all VTs are "quiet", then no problem. 2010-06-06T22:09:02.982208+08:00 boston kernel: Pid: 28798, comm: sh Not tainted 2.6.35-rc2 #38 5413FGA/5413FGA 2010-06-06T22:09:02.982212+08:00 boston kernel: RIP: 0010:[] [] kmem_cache_alloc+0x66/0x98 2010-06-06T22:09:02.982214+08:00 boston kernel: RSP: 0018:ffff880234d9fd80 EFLAGS: 00010002 2010-06-06T22:09:02.982217+08:00 boston kernel: RAX: 0000000000000000 RBX: 00000000000000d0 RCX: 0000000000000004 2010-06-06T22:09:02.982220+08:00 boston kernel: RDX: 0720072007200720 RSI: 00000000000000d0 RDI: ffff88023bc01900 2010-06-06T22:09:02.982222+08:00 boston kernel: RBP: ffff88023bc01900 R08: ffff880001b952e0 R09: 0000000000e00000 2010-06-06T22:09:02.982224+08:00 boston kernel: R10: 00000000000008ac R11: 00000000000084d0 R12: 0000000000000246 2010-06-06T22:09:02.982227+08:00 boston kernel: R13: ffffffff8102f4ec R14: ffff880234c09be8 R15: ffff88023a92b840 2010-06-06T22:09:02.982229+08:00 boston kernel: FS: 00007f028bbef700(0000) GS:ffff880001b80000(0000) knlGS:0000000000000000 2010-06-06T22:09:02.982231+08:00 boston kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b 2010-06-06T22:09:02.982234+08:00 boston kernel: CR2: 0000000000e38228 CR3: 0000000234c7e000 CR4: 00000000000006e0 2010-06-06T22:09:02.982236+08:00 boston kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 2010-06-06T22:09:02.982238+08:00 boston kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 2010-06-06T22:09:02.982241+08:00 boston kernel: Process sh (pid: 28798, threadinfo ffff880234d9e000, task ffff88023a92b840) 2010-06-06T22:09:02.982242+08:00 boston kernel: Stack: 2010-06-06T22:09:02.982245+08:00 boston kernel: ffff88023adcd880 ffff88023734b800 ffff88023adcd880 0000000000000004 2010-06-06T22:09:02.982248+08:00 boston kernel: <0> ffff8802373f0a80 ffffffff8102f4ec ffff88023a832d00 ffff88023b8bc930 2010-06-06T22:09:02.982250+08:00 boston kernel: <0> 0000000000000004 ffff88023adcd8e8 ffff88023734b868 ffff880234c09c08 Another oops ... 2010-06-06T22:19:16.731578+08:00 boston kernel: Pid: 11849, comm: doltcompile Not tainted 2.6.35-rc1 #40 5413FGA/5413FGA 2010-06-06T22:19:16.731586+08:00 boston kernel: RIP: 0010:[] [] __lookup_mnt+0x45/0x52 2010-06-06T22:19:16.731588+08:00 boston kernel: RSP: 0018:ffff880237183c60 EFLAGS: 00010203 2010-06-06T22:19:16.731591+08:00 boston kernel: RAX: 0720072007200720 RBX: ffff880237183d28 RCX: ffff88023bc128a0 2010-06-06T22:19:16.731595+08:00 boston kernel: RDX: 0000000000000001 RSI: ffff88023b85a9c0 RDI: ffff88023bcb2800 2010-06-06T22:19:16.731597+08:00 boston kernel: RBP: 0000000000000000 R08: 000000000000001c R09: 0000000000000007 2010-06-06T22:19:16.731600+08:00 boston kernel: R10: 0000000000000000 R11: ffff88023548a348 R12: ffff8802354e1004 2010-06-06T22:19:16.731603+08:00 boston kernel: R13: ffff880237183d28 R14: ffff88023a90f080 R15: ffff88023bcb2800 2010-06-06T22:19:16.731605+08:00 boston kernel: FS: 00002b4031647080(0000) GS:ffff880001b80000(0000) knlGS:0000000000000000 2010-06-06T22:19:16.731608+08:00 boston kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 2010-06-06T22:19:16.731611+08:00 boston kernel: CR2: 0000000001c46000 CR3: 00000002370b3000 CR4: 00000000000006e0 2010-06-06T22:19:16.731613+08:00 boston kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 2010-06-06T22:19:16.731620+08:00 boston kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 2010-06-06T22:19:16.731623+08:00 boston kernel: Process doltcompile (pid: 11849, threadinfo ffff880237182000, task ffff88023a90f080) 2010-06-06T22:19:16.731625+08:00 boston kernel: Stack: 2010-06-06T22:19:16.731628+08:00 boston kernel: ffffffff810a9b8c ffff880237183d28 ffffffff8109d6c0 ffff880237183df8 2010-06-06T22:19:16.731631+08:00 boston kernel: <0> ffff880237183d18 ffff8802354e1004 ffffffff8109d92f 0000000000000000 2010-06-06T22:19:16.731633+08:00 boston kernel: <0> ffffffff81708240 0000000000000001 ffff880237183df8 0000000000000000 2010-06-06T22:19:16.731635+08:00 boston kernel: Call Trace: 2010-06-06T22:19:16.731638+08:00 boston kernel: [] ? lookup_mnt+0x21/0x35 2010-06-06T22:19:16.731641+08:00 boston kernel: [] ? __follow_mount+0x13/0x73 2010-06-06T22:19:16.731644+08:00 boston kernel: [] ? do_lookup+0x79/0x201 2010-06-06T22:19:16.731647+08:00 boston kernel: [] ? link_path_walk+0x1d0/0x9d5 2010-06-06T22:19:16.731649+08:00 boston kernel: [] ? path_walk+0x63/0xd6 2010-06-06T22:19:16.731652+08:00 boston kernel: [] ? path_init+0x46/0x1ac 2010-06-06T22:19:16.731655+08:00 boston kernel: [] ? do_path_lookup+0x20/0x47 2010-06-06T22:19:16.731659+08:00 boston kernel: [] ? user_path_at+0x46/0x7f 2010-06-06T22:19:16.731661+08:00 boston kernel: [] ? do_page_fault+0x2bf/0x2fa 2010-06-06T22:19:16.731664+08:00 boston kernel: [] ? vma_merge+0x13d/0x25d 2010-06-06T22:19:16.731667+08:00 boston kernel: [] ? vfs_fstatat+0x2e/0x5b 2010-06-06T22:19:16.731670+08:00 boston kernel: [] ? do_brk+0x244/0x33b 2010-06-06T22:19:16.731672+08:00 boston kernel: [] ? sys_newstat+0x11/0x2d 2010-06-06T22:19:16.731676+08:00 boston kernel: [] ? page_fault+0x25/0x30 2010-06-06T22:19:16.731679+08:00 boston kernel: [] ? system_call_fastpath+0x16/0x1b 2010-06-06T22:19:16.731683+08:00 boston kernel: Code: 0c 08 81 e1 ff 00 00 00 48 c1 e1 04 48 03 0d dd 39 66 00 48 89 c8 85 d2 74 05 48 8b 00 eb 04 48 8b 40 08 48 39 c8 75 03 31 c0 c3 <48> 39 78 10 75 e5 48 39 70 18 75 df c3 55 48 c7 c2 e8 1b 5c 81 2010-06-06T22:19:16.731687+08:00 boston kernel: RIP [] __lookup_mnt+0x45/0x52 2010-06-06T22:19:16.731689+08:00 boston kernel: RSP 2010-06-06T22:19:16.731692+08:00 boston kernel: ---[ end trace d1fd193ebde933ba ]--- 2) Boot up. startx. On X windows, kill X. Sometimes, it oops. 2010-06-07T10:10:35.912257+08:00 boston kernel: Pid: 2569, comm: X Not tainted 2.6.35-rc2 #41 5413FGA/5413FGA 2010-06-07T10:10:35.912260+08:00 boston kernel: RIP: 0010:[] [] i915_gem_madvise_ioctl+0xea/0x142 2010-06-07T10:10:35.912262+08:00 boston kernel: RSP: 0018:ffff8802373c9d88 EFLAGS: 00010246 2010-06-07T10:10:35.912264+08:00 boston kernel: RAX: 0720072007200720 RBX: ffff8802373c9de8 RCX: ffff8802373d14b8 2010-06-07T10:10:35.912266+08:00 boston kernel: RDX: 0000000000000001 RSI: 00000000000001fd RDI: ffff8802373f1ae8 2010-06-07T10:10:35.912269+08:00 boston kernel: RBP: 00000000ffffffea R08: 0000000000000a09 R09: 00000000c00c6466 2010-06-07T10:10:35.912271+08:00 boston kernel: R10: 00007f7149727eb0 R11: 0000000000003206 R12: ffff88023b498820 2010-06-07T10:10:35.912273+08:00 boston kernel: R13: ffff880235041400 R14: ffffffff816d2690 R15: ffffffff812513bb 2010-06-07T10:10:35.912276+08:00 boston kernel: FS: 00007f714b5a4840(0000) GS:ffff880001b80000(0000) knlGS:0000000000000000 2010-06-07T10:10:35.912278+08:00 boston kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 2010-06-07T10:10:35.912280+08:00 boston kernel: CR2: 00000000022f8190 CR3: 000000023721b000 CR4: 00000000000006e0 2010-06-07T10:10:35.912283+08:00 boston kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 2010-06-07T10:10:35.912285+08:00 boston kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 2010-06-07T10:10:35.912288+08:00 boston kernel: Process X (pid: 2569, threadinfo ffff8802373c8000, task ffff88023af7f080) 2010-06-07T10:10:35.912290+08:00 boston kernel: Stack: 2010-06-07T10:10:35.912293+08:00 boston kernel: ffffea0007c0b988 ffff8802373d1480 ffff88023b498800 0000000000000066 2010-06-07T10:10:35.912296+08:00 boston kernel: <0> 00000000c00c6466 ffffffff81239d40 0000000000000066 000000000000e200 2010-06-07T10:10:35.912299+08:00 boston kernel: <0> 00007f7100000001 ffff88023af7f080 ffff8802373c9de8 00007fffc58c13c0 2010-06-07T10:10:35.912302+08:00 boston kernel: Call Trace: 2010-06-07T10:10:35.912306+08:00 boston kernel: [] ? drm_ioctl+0x21a/0x300 2010-06-07T10:10:35.912309+08:00 boston kernel: [] ? do_page_fault+0x2bf/0x2fa 2010-06-07T10:10:35.912312+08:00 boston kernel: [] ? vfs_ioctl+0x23/0x93 2010-06-07T10:10:35.912316+08:00 boston kernel: [] ? do_vfs_ioctl+0x461/0x49b 2010-06-07T10:10:35.912320+08:00 boston kernel: [] ? remove_vma+0x5b/0x63 2010-06-07T10:10:35.912323+08:00 boston kernel: [] ? do_munmap+0x2d9/0x2fb 2010-06-07T10:10:35.912326+08:00 boston kernel: [] ? sys_ioctl+0x3c/0x5c 2010-06-07T10:10:35.912329+08:00 boston kernel: [] ? system_call_fastpath+0x16/0x1b 2010-06-07T10:10:35.912333+08:00 boston kernel: Code: 41 8a 85 b1 00 00 00 83 e0 03 fe c8 75 3c 49 83 bd 88 00 00 00 00 75 32 49 8b 45 10 48 8b 40 18 48 8b 78 10 48 8b 87 f0 00 00 00 <48> 8b 40 60 48 85 c0 74 02 ff d0 41 8a 85 b1 00 00 00 83 e0 fc 2010-06-07T10:10:35.912337+08:00 boston kernel: RIP [] i915_gem_madvise_ioctl+0xea/0x142 2010-06-07T10:10:35.912340+08:00 boston kernel: RSP Another oops ... 2010-06-05T08:50:51.499834+08:00 boston kernel: Pid: 2119, comm: X Not tainted 2.6.35-rc1 #33 5413FGA/5413FGA 2010-06-05T08:50:51.499843+08:00 boston kernel: RIP: 0010:[] [] find_vma+0x28/0x55 2010-06-05T08:50:51.499846+08:00 boston kernel: RSP: 0018:ffff8802372adf00 EFLAGS: 00010202 2010-06-05T08:50:51.499848+08:00 boston kernel: RAX: ffff88023ab61b28 RBX: ffff88023a9e7100 RCX: 07200720072006f0 2010-06-05T08:50:51.499850+08:00 boston kernel: RDX: 0720072007200720 RSI: 00007f236f34a000 RDI: ffff88023a9e7100 2010-06-05T08:50:51.499852+08:00 boston kernel: RBP: ffff88023ab61d20 R08: 0000000001173ad0 R09: 0000000000000847 2010-06-05T08:50:51.499855+08:00 boston kernel: R10: 00007f236d694eb0 R11: 0000000000003206 R12: 00007f236f349000 2010-06-05T08:50:51.499857+08:00 boston kernel: R13: ffff88023ab61c78 R14: 00007f236f34a000 R15: 0000000000000001 2010-06-05T08:50:51.499859+08:00 boston kernel: FS: 00007f236f511840(0000) GS:ffff880001880000(0000) knlGS:0000000000000000 2010-06-05T08:50:51.499861+08:00 boston kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 2010-06-05T08:50:51.499863+08:00 boston kernel: CR2: 00000000027c6220 CR3: 00000002371b0000 CR4: 00000000000006e0 2010-06-05T08:50:51.499866+08:00 boston kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 2010-06-05T08:50:51.499869+08:00 boston kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 2010-06-05T08:50:51.499872+08:00 boston kernel: Process X (pid: 2119, threadinfo ffff8802372ac000, task ffff88023ae94920) 2010-06-05T08:50:51.499874+08:00 boston kernel: Stack: 2010-06-05T08:50:51.499877+08:00 boston kernel: ffffffff81081b1b ffff88023ab61168 ffff88023a9e7108 ffff88023722c240 2010-06-05T08:50:51.499880+08:00 boston kernel: <0> ffff88023a9e7168 ffff88023a9e7100 00007f236f349000 0000000000001000 2010-06-05T08:50:51.499883+08:00 boston kernel: <0> 0000000001178860 0000000000000001 ffffffff81081cd3 0000000000000003 2010-06-05T08:50:51.499885+08:00 boston kernel: Call Trace: 2010-06-05T08:50:51.499888+08:00 boston kernel: [] ? do_munmap+0x17d/0x2fb 2010-06-05T08:50:51.499891+08:00 boston kernel: [] ? sys_munmap+0x3a/0x50 2010-06-05T08:50:51.499894+08:00 boston kernel: [] ? system_call_fastpath+0x16/0x1b 2010-06-05T08:50:51.499898+08:00 boston kernel: Code: 47 48 c3 31 c0 48 85 ff 74 4d 48 8b 47 18 48 85 c0 74 0c 48 39 70 10 76 06 48 39 70 08 76 38 48 8b 57 08 31 c0 eb 22 48 8d 4a d0 <48> 39 72 e0 76 14 48 39 72 d8 77 05 48 89 c8 eb 12 48 8b 52 10 2010-06-05T08:50:51.499902+08:00 boston kernel: RIP [] find_vma+0x28/0x55 2010-06-05T08:50:51.499905+08:00 boston kernel: RSP 2010-06-05T08:50:51.499909+08:00 boston kernel: ---[ end trace b56d3a9bc0175a41 ]--- Thanks, Jeff -- 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/