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Date: Fri, 8 Jun 2012 21:43:59 +0800 From: Chen <hi3766691@...il.com> To: Zhouping Liu <zliu@...hat.com>, linux-kernel@...r.kernel.org Subject: Re: AutoNUMA15 On Thu, Jun 7, 2012 at 10:30 AM, Zhouping Liu <zliu@...hat.com> wrote: > On 06/01/2012 02:08 AM, Andrea Arcangeli wrote: >> >> Hi, >> >> On Tue, May 29, 2012 at 05:43:09PM +0200, Petr Holasek wrote: >>> >>> Similar problem with __autonuma_migrate_page_remove here. >>> >>> [ 1945.516632] ------------[ cut here ]------------ >>> [ 1945.516636] WARNING: at lib/list_debug.c:50 >>> __list_del_entry+0x63/0xd0() >>> [ 1945.516642] Hardware name: ProLiant DL585 G5 >>> [ 1945.516651] list_del corruption, ffff88017d68b068->next is >>> LIST_POISON1 (dead000000100100) >>> [ 1945.516682] Modules linked in: ipt_MASQUERADE nf_conntrack_netbios_ns >>> nf_conntrack_broadcast ip6table_mangle lockd ip6t_REJECT sunrpc >>> nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables iptable_nat >>> nf_nat iptable_mangle nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack >>> nf_conntrack mperf freq_table kvm_amd kvm pcspkr amd64_edac_mod edac_core >>> serio_raw bnx2 microcode edac_mce_amd shpchp k10temp hpilo ipmi_si >>> ipmi_msghandler hpwdt qla2xxx hpsa ata_generic pata_acpi scsi_transport_fc >>> scsi_tgt cciss pata_amd radeon i2c_algo_bit drm_kms_helper ttm drm i2c_core >>> [last unloaded: scsi_wait_scan] >>> [ 1945.516694] Pid: 150, comm: knuma_migrated0 Tainted: G W >>> 3.4.0aa_alpha+ #3 >>> [ 1945.516701] Call Trace: >>> [ 1945.516710] [<ffffffff8105788f>] warn_slowpath_common+0x7f/0xc0 >>> [ 1945.516717] [<ffffffff81057986>] warn_slowpath_fmt+0x46/0x50 >>> [ 1945.516726] [<ffffffff812f9713>] __list_del_entry+0x63/0xd0 >>> [ 1945.516735] [<ffffffff812f9791>] list_del+0x11/0x40 >>> [ 1945.516743] [<ffffffff81165b98>] >>> __autonuma_migrate_page_remove+0x48/0x80 >>> [ 1945.516746] [<ffffffff81165e66>] knuma_migrated+0x296/0x8a0 >>> [ 1945.516749] [<ffffffff8107a200>] ? wake_up_bit+0x40/0x40 >>> [ 1945.516758] [<ffffffff81165bd0>] ? >>> __autonuma_migrate_page_remove+0x80/0x80 >>> [ 1945.516766] [<ffffffff81079cc3>] kthread+0x93/0xa0 >>> [ 1945.516780] [<ffffffff81626f24>] kernel_thread_helper+0x4/0x10 >>> [ 1945.516791] [<ffffffff81079c30>] ? flush_kthread_worker+0x80/0x80 >>> [ 1945.516798] [<ffffffff81626f20>] ? gs_change+0x13/0x13 >>> [ 1945.516800] ---[ end trace 7cab294af87bd79f ]--- >> >> I didn't manage to reproduce it on my hardware but it seems this was >> caused by the autonuma_migrate_split_huge_page: the tail page list >> linking wasn't surrounded by the compound lock to make list insertion >> and migrate_nid setting atomic like it happens everywhere else (the >> caller holding the lock on the head page wasn't enough to make the >> tails stable too). >> >> I released an AutoNUMA15 branch that includes all pending fixes: >> >> git clone --reference linux -b autonuma15 >> git://git.kernel.org/pub/scm/linux/kernel/git/andrea/aa.git > > > hi, Andrea and all > > when I tested autonuma patch set, kernel panic occurred in the process of > starting with new compiled kernel, > also I found the issue in latest Linus tree(3.5.0-rc1), partial call trace > are: > > [ 2.635443] kernel BUG at include/linux/gfp.h:318! > [ 2.642998] invalid opcode: 0000 [#1] SMP > [ 2.651148] CPU 0 > [ 2.653911] Modules linked in: > [ 2.662388] > [ 2.664657] Pid: 1, comm: swapper/0 Not tainted 3.4.0+ #1 HP ProLiant > DL585 G7 > [ 2.677609] RIP: 0010:[<ffffffff811b044d>] [<ffffffff811b044d>] > new_slab+0x26d/0x310 > [ 2.692803] RSP: 0018:ffff880135ad3c80 EFLAGS: 00010246 > [ 2.702541] RAX: 0000000000000000 RBX: ffff880137008c80 RCX: > ffff8801377db780 > [ 2.716402] RDX: ffff880135bf8000 RSI: 0000000000000003 RDI: > 00000000000052d0 > [ 2.728471] RBP: ffff880135ad3cb0 R08: 0000000000000000 R09: > 0000000000000000 > [ 2.743791] R10: 0000000000000001 R11: 0000000000000000 R12: > 00000000000040d0 > [ 2.756111] R13: ffff880137008c80 R14: 0000000000000001 R15: > 0000000000030027 > [ 2.770428] FS: 0000000000000000(0000) GS:ffff880137600000(0000) > knlGS:0000000000000000 > [ 2.786319] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > [ 2.798100] CR2: 0000000000000000 CR3: 000000000196b000 CR4: > 00000000000007f0 > [ 2.810264] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > [ 2.824889] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: > 0000000000000400 > [ 2.836882] Process swapper/0 (pid: 1, threadinfo ffff880135ad2000, task > ffff880135bf8000) > [ 2.856452] Stack: > [ 2.859175] ffff880135ad3ca0 0000000000000002 0000000000000001 > ffff880137008c80 > [ 2.872325] ffff8801377db760 ffff880137008c80 ffff880135ad3db0 > ffffffff8167632f > [ 2.887248] ffffffff8167e0e7 0000000000000000 ffff8801377db780 > ffff8801377db770 > [ 2.899666] Call Trace: > [ 2.906792] [<ffffffff8167632f>] __slab_alloc+0x351/0x4d2 > [ 2.914238] [<ffffffff8167e0e7>] ? mutex_lock_nested+0x2e7/0x390 > [ 2.925157] [<ffffffff813350d8>] ? alloc_cpumask_var_node+0x28/0x90 > [ 2.939430] [<ffffffff81c81e50>] ? sched_init_smp+0x16a/0x3b4 > [ 2.949790] [<ffffffff811b1a04>] kmem_cache_alloc_node_trace+0xa4/0x250 > [ 2.964259] [<ffffffff8109e72f>] ? kzalloc+0xf/0x20 > [ 2.976298] [<ffffffff81c81e50>] ? sched_init_smp+0x16a/0x3b4 > [ 2.984664] [<ffffffff81c81e50>] sched_init_smp+0x16a/0x3b4 > [ 2.997217] [<ffffffff81c66d57>] kernel_init+0xe3/0x215 > [ 3.006848] [<ffffffff810d4c3d>] ? trace_hardirqs_on_caller+0x10d/0x1a0 > [ 3.020673] [<ffffffff8168c3b4>] kernel_thread_helper+0x4/0x10 > [ 3.031154] [<ffffffff81682470>] ? retint_restore_args+0x13/0x13 > [ 3.040816] [<ffffffff81c66c74>] ? start_kernel+0x401/0x401 > [ 3.052881] [<ffffffff8168c3b0>] ? gs_change+0x13/0x13 > [ 3.061692] Code: 1f 80 00 00 00 00 fa 66 66 90 66 66 90 e8 cc e2 f1 ff > e9 71 fe ff ff 0f 1f 80 00 00 00 00 e8 8b 25 ff ff 49 89 c5 e9 4a fe ff ff > <0f> 0b 0f 0b 49 8b 45 00 31 c9 f6 c4 40 74 04 41 8b 4d 68 ba 00 > [ 3.095893] RIP [<ffffffff811b044d>] new_slab+0x26d/0x310 > [ 3.107828] RSP <ffff880135ad3c80> > [ 3.114024] ---[ end trace e696d6ddf3adb276 ]--- > [ 3.121541] swapper/0 used greatest stack depth: 4768 bytes left > [ 3.143784] Kernel panic - not syncing: Attempted to kill init! > exitcode=0x0000000b > [ 3.143784] > > such above errors occurred in my two boxes: > in one machine, which has 120Gb RAM and 8 numa nodes with AMD CPU, kernel > panic occurred in autonuma15 and Linus tree(3.5.0-rc1) > but in another one, which has 16Gb RAM and 4 numa nodes with AMD CPU, kernel > panic only occurred in autonuma15, no such issues in Linus tree, > > whole panic info is available in > http://www.sanweiying.org/download/kernel_panic_log > and config file in http://www.sanweiying.org/download/config > > please feel free to tell me if you need more detailed info. > > Thanks, > Zhouping > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ Killing init actually means there is problem with scheduling-related subsystem. Check it and fix it yourself after reading the design. :-) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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