On Wed, May 30, 2012 at 12:53:58PM -0400, Dave Jones wrote: > Just hit this with Linus current tree (4523e1458566a0e8ecfaff90f380dd23acc44d27) rebooted, restarted the test. Got a different trace, and then another version of the first. [ 2506.363272] WARNING: at lib/list_debug.c:59 __list_del_entry+0xa1/0xd0() [ 2506.365342] list_del corruption. prev->next should be ffffea00044574a0, but was ffffea0004b02020 [ 2506.366254] Modules linked in: tun dccp_ipv4 dccp fuse ipt_ULOG binfmt_misc nfnetlink sctp libcrc32c caif_socket caif phonet bluetooth rfkill can llc2 pppoe pppox ppp_generic slhc irda crc_ccitt rds af_key decnet rose x25 atm netrom appletalk ipx p8023 psnap p8022 llc ax25 ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables kvm_intel kvm crc32c_intel ghash_clmulni_intel microcode pcspkr usb_debug e1000e i2c_i801 lpc_ich mfd_core nfsd nfs_acl auth_rpcgss lockd sunrpc i915 video i2c_algo_bit drm_kms_helper drm i2c_core [last unloaded: scsi_wait_scan] [ 2506.369813] Pid: 1193, comm: trinity-child5 Not tainted 3.4.0+ #37 [ 2506.370732] Call Trace: [ 2506.371656] [<ffffffff81048fdf>] warn_slowpath_common+0x7f/0xc0 [ 2506.372595] [<ffffffff810490d6>] warn_slowpath_fmt+0x46/0x50 [ 2506.373608] [<ffffffff813253a1>] __list_del_entry+0xa1/0xd0 [ 2506.374640] [<ffffffff813253e1>] list_del+0x11/0x40 [ 2506.375634] [<ffffffff811480f6>] free_pcppages_bulk+0x286/0x4e0 [ 2506.376631] [<ffffffff81148ad3>] free_hot_cold_page+0x163/0x1c0 [ 2506.377633] [<ffffffff81148d86>] free_hot_cold_page_list+0x66/0x190 [ 2506.378639] [<ffffffff8114e622>] release_pages+0x1e2/0x220 [ 2506.379654] [<ffffffff8117d8fd>] free_pages_and_swap_cache+0xad/0xd0 [ 2506.380677] [<ffffffff8116884c>] tlb_flush_mmu+0x6c/0x90 [ 2506.381704] [<ffffffff81168884>] tlb_finish_mmu+0x14/0x40 [ 2506.382736] [<ffffffff8116f6cc>] unmap_region+0xcc/0x110 [ 2506.383772] [<ffffffff81170d76>] do_munmap+0x2b6/0x410 [ 2506.384805] [<ffffffff81174273>] do_mremap+0x103/0x560 [ 2506.385837] [<ffffffff81656a25>] ? down_write+0x95/0xb0 [ 2506.386874] [<ffffffff8117471d>] ? sys_mremap+0x4d/0xa0 [ 2506.387918] [<ffffffff81174732>] sys_mremap+0x62/0xa0 [ 2506.388966] [<ffffffff816613d2>] system_call_fastpath+0x16/0x1b [ 2506.390023] ---[ end trace 2ea20e648e30ea44 ]--- [ 2506.391086] ------------[ cut here ]------------ [ 2506.392796] WARNING: at lib/list_debug.c:59 __list_del_entry+0xa1/0xd0() [ 2506.396587] list_del corruption. prev->next should be ffffea0004b00ee0, but was ffffea0004422260 [ 2506.398276] Modules linked in: tun dccp_ipv4 dccp fuse ipt_ULOG binfmt_misc nfnetlink sctp libcrc32c caif_socket caif phonet bluetooth rfkill can llc2 pppoe pppox ppp_generic slhc irda crc_ccitt rds af_key decnet rose x25 atm netrom appletalk ipx p8023 psnap p8022 llc ax25 ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables kvm_intel kvm crc32c_intel ghash_clmulni_intel microcode pcspkr usb_debug e1000e i2c_i801 lpc_ich mfd_core nfsd nfs_acl auth_rpcgss lockd sunrpc i915 video i2c_algo_bit drm_kms_helper drm i2c_core [last unloaded: scsi_wait_scan] [ 2506.405163] Pid: 550, comm: trinity-child3 Tainted: G W 3.4.0+ #37 [ 2506.406878] Call Trace: [ 2506.408547] [<ffffffff81048fdf>] warn_slowpath_common+0x7f/0xc0 [ 2506.410788] [<ffffffff810490d6>] warn_slowpath_fmt+0x46/0x50 [ 2506.412429] [<ffffffff813253a1>] __list_del_entry+0xa1/0xd0 [ 2506.414026] [<ffffffff811457b9>] move_freepages_block+0x159/0x190 [ 2506.415803] [<ffffffff811658b3>] suitable_migration_target.isra.15+0x1b3/0x1d0 [ 2506.417866] [<ffffffff81165afe>] compaction_alloc+0x22e/0x2f0 [ 2506.419380] [<ffffffff81198227>] migrate_pages+0xc7/0x540 [ 2506.421346] [<ffffffff811658d0>] ? suitable_migration_target.isra.15+0x1d0/0x1d0 [ 2506.423280] [<ffffffff81166856>] compact_zone+0x216/0x480 [ 2506.425163] [<ffffffff810b7382>] ? mark_held_locks+0xb2/0x130 [ 2506.426998] [<ffffffff81166d9d>] compact_zone_order+0x8d/0xd0 [ 2506.428628] [<ffffffff81166ea9>] try_to_compact_pages+0xc9/0x140 [ 2506.430458] [<ffffffff8164ea81>] __alloc_pages_direct_compact+0xaa/0x1d0 [ 2506.431827] [<ffffffff81149e2b>] __alloc_pages_nodemask+0x60b/0xab0 [ 2506.433169] [<ffffffff810b1208>] ? trace_hardirqs_off_caller+0x28/0xc0 [ 2506.434515] [<ffffffff810b4b00>] ? __lock_acquire+0x2c0/0x1aa0 [ 2506.435852] [<ffffffff81189bb6>] alloc_pages_vma+0xb6/0x190 [ 2506.437181] [<ffffffff8119cca3>] do_huge_pmd_anonymous_page+0x133/0x310 [ 2506.438519] [<ffffffff8116bfb2>] handle_mm_fault+0x242/0x2e0 [ 2506.440294] [<ffffffff8116c262>] __get_user_pages+0x142/0x560 [ 2506.441634] [<ffffffff81171928>] ? mmap_region+0x3f8/0x630 [ 2506.442982] [<ffffffff81317b3d>] ? rb_insert_color+0xad/0x150 [ 2506.444332] [<ffffffff8116c732>] get_user_pages+0x52/0x60 [ 2506.445673] [<ffffffff8116d622>] make_pages_present+0x92/0xc0 [ 2506.447026] [<ffffffff811718d6>] mmap_region+0x3a6/0x630 [ 2506.448368] [<ffffffff81050a6c>] ? do_setitimer+0x1cc/0x310 [ 2506.449707] [<ffffffff81171ebd>] do_mmap_pgoff+0x35d/0x3b0 [ 2506.451043] [<ffffffff81171f76>] ? sys_mmap_pgoff+0x66/0x240 [ 2506.452353] [<ffffffff81171f94>] sys_mmap_pgoff+0x84/0x240 [ 2506.453628] [<ffffffff8131eeee>] ? trace_hardirqs_on_thunk+0x3a/0x3f [ 2506.454874] [<ffffffff81006ca2>] sys_mmap+0x22/0x30 [ 2506.456330] [<ffffffff816613d2>] system_call_fastpath+0x16/0x1b [ 2506.457879] ---[ end trace 2ea20e648e30ea45 ]--- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. 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