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Message-ID: <1857580200.5734574.1364197370979.JavaMail.root@redhat.com> Date: Mon, 25 Mar 2013 03:42:50 -0400 (EDT) From: CAI Qian <caiqian@...hat.com> To: David Rientjes <rientjes@...gle.com> Cc: linux-mm <linux-mm@...ck.org>, linux-kernel@...r.kernel.org, Oleg Nesterov <oleg@...hat.com> Subject: Re: BUG at kmem_cache_alloc ----- Original Message ----- > From: "CAI Qian" <caiqian@...hat.com> > To: "David Rientjes" <rientjes@...gle.com> > Cc: "linux-mm" <linux-mm@...ck.org>, linux-kernel@...r.kernel.org, "Oleg Nesterov" <oleg@...hat.com> > Sent: Monday, March 25, 2013 1:37:50 PM > Subject: Re: BUG at kmem_cache_alloc > > > > ----- Original Message ----- > > From: "David Rientjes" <rientjes@...gle.com> > > To: "CAI Qian" <caiqian@...hat.com> > > Cc: "linux-mm" kvack.org>, linux-kernel@...r.kernel.org, "Oleg > > Nesterov" <oleg@...hat.com> > > Sent: Friday, March 22, 2013 5:35:34 PM > > Subject: Re: BUG at kmem_cache_alloc > > > > On Fri, 22 Mar 2013, CAI Qian wrote: > > > > > Starting to see those on 3.8.4 (never saw in 3.8.2) stable kernel > > > on a few systems > > > during LTP run, > > > > > > [11297.597242] BUG: unable to handle kernel paging request at > > > 00000000fffffffe > > > [11297.598022] IP: [] kmem_cache_alloc+0x68/0x1e0 > > > > Is this repeatable? Do you have CONFIG_SLAB or CONFIG_SLUB > > enabled? > Saw it on 2 systems so far - one HP server and one KVM guest. Still This happened again during trinity run. Bisecting is in-progress... CAI Qian [ 9236.418633] BUG: unable to handle kernel paging request at 0000000000010000 [ 9236.420033] IP: [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9236.421405] PGD 147308067 PUD 149456067 PMD 0 [ 9236.422476] Oops: 0000 [#1] SMP [ 9236.423182] Modules linked in: tun(F+) cmtp(F) kernelcapi(F) hidp(F) rfcomm(F) bnep(F) l2tp_ppp(F) l2tp_netlink(F) l2tp_core(F) ipt_ULOG(F) scsi_transport_iscsi(F) af_802154(F) rds(F) af_key(F) pppoe(F) pppox(F) ppp_generic(F) slhc(F) nfc(F) atm(F) ip6table_filter(F) ip6_tables(F) iptable_filter(F) ip_tables(F) btrfs(F) zlib_deflate(F) vfat(F) fat(F) nfs_layout_nfsv41_files(F) nfsv4(F) auth_rpcgss(F) nfsv3(F) nfs_acl(F) nfsv2(F) nfs(F) lockd(F) sunrpc(F) fscache(F) nfnetlink_log(F) nfnetlink(F) bluetooth(F) rfkill(F) arc4(F) md4(F) nls_utf8(F) cifs(F) dns_resolver(F) nf_tproxy_core(F) nls_koi8_u(F) nls_cp932(F) ts_kmp(F) sctp(F) fuse(F) sg(F) kvm_amd(F) kvm(F) amd64_edac_mod(F) edac_mce_amd(F) bnx2x(F) serio_raw(F) edac_core(F) netxen_nic(F) mdio(F) k10temp(F) microcode(F) i2c_piix4(F) ipmi_si(F) ipmi_msghandler(F) shpchp(F) hpwdt(F) hpilo(F) xfs(F) libcrc32c(F) sd_mod(F) crc_t10dif(F) radeon(F) i2c_algo_bit(F) drm_kms_helper(F) sata_svw(F) ttm(F) libata(F) drm(F) i2c_core(F) dm_mirror(F) dm_region_hash(F) dm_log(F) dm_mod(F) [last unloaded: ipt_REJECT] [ 9236.444373] CPU 3 [ 9236.444885] Pid: 3495, comm: modprobe Tainted: GF W 3.8.4 #1 HP ProLiant BL495c G5 [ 9236.446808] RIP: 0010:[<ffffffff8118a008>] [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9236.448757] RSP: 0018:ffff8801206c3c88 EFLAGS: 00010246 [ 9236.449946] RAX: 0000000000000000 RBX: 000000000000000f RCX: 0000000000000124 [ 9236.451531] RDX: 000000000002c644 RSI: 00000000000080d0 RDI: ffff88014b040c00 [ 9236.453123] RBP: ffff8801206c3cd8 R08: 0000000000017690 R09: ffffffff81215c94 [ 9236.454735] R10: 0000000000004380 R11: 0000000000000001 R12: 0000000000010000 [ 9236.456373] R13: 00000000000080d0 R14: ffff88014b040c00 R15: ffff88014b040c00 [ 9236.457993] FS: 00007f92ce2d5740(0000) GS:ffff88014fd80000(0000) knlGS:00000000f75546c0 [ 9236.459803] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 9236.461081] CR2: 0000000000010000 CR3: 00000001360c9000 CR4: 00000000000007e0 [ 9236.462682] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9236.464279] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 9236.465875] Process modprobe (pid: 3495, threadinfo ffff8801206c2000, task ffff8801463065c0) [ 9236.467747] Stack: [ 9236.468260] ffff8801206c3ca8 ffffffff812156c5 ffffffff81215c94 ffffffff812156c5 [ 9236.469903] ffff8801495405ae 000000000000000f 0000000000000002 ffff8800a2862d10 [ 9236.471569] 0000000000000000 0000000000008124 ffff8801206c3d28 ffffffff81215c94 [ 9236.473315] Call Trace: [ 9236.473862] [<ffffffff812156c5>] ? sysfs_link_sibling+0xb5/0xe0 [ 9236.475216] [<ffffffff81215c94>] ? sysfs_new_dirent+0x54/0x110 [ 9236.476571] [<ffffffff812156c5>] ? sysfs_link_sibling+0xb5/0xe0 [ 9236.477970] [<ffffffff81215c94>] sysfs_new_dirent+0x54/0x110 [ 9236.479253] [<ffffffff81215ebc>] ? sysfs_add_one+0x2c/0x100 [ 9236.480548] [<ffffffff8121517b>] sysfs_add_file_mode+0x6b/0xe0 [ 9236.481889] [<ffffffff81217f70>] internal_create_group+0xd0/0x230 [ 9236.483288] [<ffffffff81218103>] sysfs_create_group+0x13/0x20 [ 9236.484613] [<ffffffff810c90dc>] load_module+0x138c/0x1660 [ 9236.485865] [<ffffffff8131abe0>] ? ddebug_proc_open+0xc0/0xc0 [ 9236.487174] [<ffffffff810c9487>] sys_init_module+0xd7/0x120 [ 9236.488498] [<ffffffff8161f7d9>] system_call_fastpath+0x16/0x1b [ 9236.489797] Code: 90 4d 89 fe 4d 8b 06 65 4c 03 04 25 c8 db 00 00 49 8b 50 08 4d 8b 20 4d 85 e4 0f 84 1c 01 00 00 49 63 46 20 4d 8b 06 41 f6 c0 0f <49> 8b 1c 04 0f 85 46 01 00 00 48 8d 4a 01 4c 89 e0 65 49 0f c7 [ 9236.494164] RIP [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9236.495550] RSP <ffff8801206c3c88> [ 9236.496287] CR2: 0000000000010000 [ 9236.513347] ---[ end trace 3567090873e2c5de ]--- [watchdog] 9407744 iterations. [F:8626700 S:781126] [ 9237.335465] BUG: unable to handle kernel paging request at 0000000000010000 [ 9237.336924] IP: [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9237.338280] PGD 1489d8067 PUD 1489da067 PMD 0 [ 9237.339197] Oops: 0000 [#2] SMP [ 9237.339945] Modules linked in: tun(F+) cmtp(F) kernelcapi(F) hidp(F) rfcomm(F) bnep(F) l2tp_ppp(F) l2tp_netlink(F) l2tp_core(F) ipt_ULOG(F) scsi_transport_iscsi(F) af_802154(F) rds(F) af_key(F) pppoe(F) pppox(F) ppp_generic(F) slhc(F) nfc(F) atm(F) ip6table_filter(F) ip6_tables(F) iptable_filter(F) ip_tables(F) btrfs(F) zlib_deflate(F) vfat(F) fat(F) nfs_layout_nfsv41_files(F) nfsv4(F) auth_rpcgss(F) nfsv3(F) nfs_acl(F) nfsv2(F) nfs(F) lockd(F) sunrpc(F) fscache(F) nfnetlink_log(F) nfnetlink(F) bluetooth(F) rfkill(F) arc4(F) md4(F) nls_utf8(F) cifs(F) dns_resolver(F) nf_tproxy_core(F) nls_koi8_u(F) nls_cp932(F) ts_kmp(F) sctp(F) fuse(F) sg(F) kvm_amd(F) kvm(F) amd64_edac_mod(F) edac_mce_amd(F) bnx2x(F) serio_raw(F) edac_core(F) netxen_nic(F) mdio(F) k10temp(F) microcode(F) i2c_piix4(F) ipmi_si(F) ipmi_msghandler(F) shpchp(F) hpwdt(F) hpilo(F) xfs(F) libcrc32c(F) sd_mod(F) crc_t10dif(F) radeon(F) i2c_algo_bit(F) drm_kms_helper(F) sata_svw(F) ttm(F) libata(F) drm(F) i2c_core(F) dm_mirror(F) dm_region_hash(F) dm_log(F) dm_mod(F) [last unloaded: ipt_REJECT] [ 9237.361067] CPU 3 [ 9237.361512] Pid: 4191, comm: rhts-test-runne Tainted: GF D W 3.8.4 #1 HP ProLiant BL495c G5 [ 9237.363861] RIP: 0010:[<ffffffff8118a008>] [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9237.365823] RSP: 0018:ffff8801208d9dc0 EFLAGS: 00010246 [ 9237.367069] RAX: 0000000000000000 RBX: ffff8801463065c0 RCX: 0000000000000000 [ 9237.368381] RDX: 000000000002c644 RSI: 00000000000080d0 RDI: ffff88014b040c00 [ 9237.369678] RBP: ffff8801208d9e10 R08: 0000000000017690 R09: ffffffff810fe6e2 [ 9237.370967] R10: 0000000000000000 R11: ffffffffffffffe2 R12: 0000000000010000 [ 9237.372213] R13: 00000000000080d0 R14: ffff88014b040c00 R15: ffff88014b040c00 [ 9237.373498] FS: 00007fc53f905740(0000) GS:ffff88014fd80000(0000) knlGS:00000000f75546c0 [ 9237.374947] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 9237.376071] CR2: 0000000000010000 CR3: 000000010817d000 CR4: 00000000000007e0 [ 9237.377370] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9237.378652] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 9237.379950] Process rhts-test-runne (pid: 4191, threadinfo ffff8801208d8000, task ffff880146898000) [ 9237.381520] Stack: [ 9237.381913] ffff8801208d9dd0 ffffffff8129aea6 ffffffff810fe6e2 ffffffff8108d29f [ 9237.383499] 0000000001200011 ffff8801463065c0 0000000000000000 00007fc53f905a10 [ 9237.385169] 0000000000000000 ffff8801463065c0 ffff8801208d9e30 ffffffff810fe6e2 [ 9237.386871] Call Trace: [ 9237.387484] [<ffffffff8129aea6>] ? security_prepare_creds+0x16/0x20 [ 9237.388905] [<ffffffff810fe6e2>] ? __delayacct_tsk_init+0x22/0x40 [ 9237.390303] [<ffffffff8108d29f>] ? prepare_creds+0xdf/0x190 [ 9237.391592] [<ffffffff810fe6e2>] __delayacct_tsk_init+0x22/0x40 [ 9237.392936] [<ffffffff810605df>] copy_process.part.25+0x31f/0x13f0 [ 9237.394297] [<ffffffff8129abd6>] ? security_file_alloc+0x16/0x20 [ 9237.395677] [<ffffffff811be652>] ? __alloc_fd+0x42/0x110 [ 9237.396905] [<ffffffff810617a9>] do_fork+0xa9/0x350 [ 9237.398102] [<ffffffff811be750>] ? get_unused_fd_flags+0x30/0x40 [ 9237.399466] [<ffffffff811be78e>] ? __fd_install+0x2e/0x60 [ 9237.400731] [<ffffffff81061ad6>] sys_clone+0x16/0x20 [ 9237.401866] [<ffffffff8161fb39>] stub_clone+0x69/0x90 [ 9237.403050] [<ffffffff8161f7d9>] ? system_call_fastpath+0x16/0x1b [ 9237.404441] Code: 90 4d 89 fe 4d 8b 06 65 4c 03 04 25 c8 db 00 00 49 8b 50 08 4d 8b 20 4d 85 e4 0f 84 1c 01 00 00 49 63 46 20 4d 8b 06 41 f6 c0 0f <49> 8b 1c 04 0f 85 46 01 00 00 48 8d 4a 01 4c 89 e0 65 49 0f c7 [ 9237.408602] RIP [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9237.410080] RSP <ffff8801208d9dc0> [ 9237.410862] CR2: 0000000000010000 [ 9237.411687] ---[ end trace 3567090873e2c5df ]--- 2013-03-25 03:10:52,681 rhts_task task_exited: INFO task_exited([Failure instance: Traceback (failure with no frames): <class 'twisted.internet.error.ProcessTerminated'>: A process has ended with a probable error condition: process ended with exit code 137. ]) 2013-03-25 03:10:52,710 rhts_task on_exit: INFO quitting... 2013-03-25 03:10:52,716 rhts_task task_ended: INFO task_ended([Failure instance: Traceback (failure with no frames): <class 'twisted.internet.error.ProcessTerminated'>: A process has ended with a probable error condition: process ended with exit code 137. ]) [ 9237.541330] BUG: unable to handle kernel paging request at 0000000000010000 [ 9237.542719] IP: [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9237.544095] PGD 133477067 PUD 148e5b067 PMD 0 [ 9237.545166] Oops: 0000 [#3] SMP [ 9237.545868] Modules linked in: tun(F+) cmtp(F) kernelcapi(F) hidp(F ppoe(F) pppox(F) ppp_generic(F) slhc(F) nfc(F) atm(F) ip6table_filter(F) ip6_tables(F) iptable_filter(F) ip_tables(F) btrfs(F) zlib_deflate(F) vfat(F) fat(F) nfs_layout_nfsv41_files(F) nfsv4(F) auth_rpcgss(F) nfsv3(F) nfs_acl(F) nfsv2(F) nfs(F) lockd(F) sunrpc(F) fscache(F) nfnetlink_log(F) nfnetlink(F) bluetooth(F) rfkill(F) arc4(F) md4(F) nls_utf8(F) cifs(F) dns_resolver(F) nf_tproxy_core(F) nls_koi8_u(F) nls_cp932(F) ts_kmp(F) sctp(F) fuse(F) sg(F) kvm_amd(F) kvm(F) amd64_edac_mod(F) edac_mce_amd(F) bnx2x(F) serio_raw(F) edac_core(F) netxen_nic(F) mdio(F) k10temp(F) microcode(F) i2c_piix4(F) ipmi_si(F) ipmi_msghandler(F) shpchp(F) hpwdt(F) hpilo(F) xfs(F) libcrc32c(F) sd_mod(F) crc_t10dif(F) radeon(F) i2c_algo_bit(F) drm_kms_helper(F) sata_svw(F) ttm(F) libata(F) drm(F) i2c_core(F) dm_mirror(F) dm_region_hash(F) dm_log(F) dm_mod(F) [last unloaded: ipt_REJECT] [ 9237.567229] CPU 3 [ 9237.567676] Pid: 3508, comm: kworker/u:0 Tainted: GF D W 3.8.4 #1 HP ProLiant BL495c G5 [ 9237.569270] RIP: 0010:[<ffffffff8118a008>] [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9237.570846] RSP: 0000:ffff880146cc3d98 EFLAGS: 00010246 [ 9237.571992] RAX: 0000000000000000 RBX: ffff880146304c50 RCX: 0000000000000000 [ 9237.573580] RDX: 000000000002c644 RSI: 00000000000080d0 RDI: ffff88014b040c00 [ 9237.575195] RBP: ffff880146cc3de8 R08: 0000000000017690 R09: ffffffff810fe6e2 [ 9237.576854] R10: ffff88014b001308 R11: ffffffffffffffe2 R12: 0000000000010000 [ 9237.578440] R13: 00000000000080d0 R14: ffff88014b040c00 R15: ffff88014b040c00 [ 9237.580063] FS: 00007f11cf46f740(0000) GS:ffff88014fd80000(0000) knlGS:00000000f75546c0 [ 9237.581853] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 9237.583140] CR2: 0000000000010000 CR3: 0000000141ad5000 CR4: 00000000000007e0 [ 9237.584740] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9237.586319] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 9237.587939] Process kworker/u:0 (pid: 3508, threadinfo ffff880146cc2000, task ffff8801322ab2e0) [ 9237.589905] Stack: [ 9237.590333] ffff880146cc3da8 ffffffff8129aea6 ffffffff810fe6e2 ffffffff8108d29f [ 9237.592093] 0000000000800111 ffff880146304c50 0000000000000000 0000000000000000 [ 9237.593748] 0000000000000000 ffff880146304c50 ffff880146cc3e08 ffffffff810fe6e2 [ 9237.595407] Call Trace: [ 9237.596021] [<ffffffff8129aea6>] ? security_prepare_creds+0x16/0x20 [ 9237.597139] [<ffffffff810fe6e2>] ? __delayacct_tsk_init+0x22/0x40 [ 9237.598256] [<ffffffff8108d29f>] ? prepare_creds+0xdf/0x190 [ 9237.599344] [<ffffffff810fe6e2>] __delayacct_tsk_init+0x22/0x40 [ 9237.600433] [<ffffffff810605df>] copy_process.part.25+0x31f/0x13f0 [ 9237.601573] [<ffffffff8107cf40>] ? proc_cap_handler+0x1b0/0x1b0 [ 9237.602623] [<ffffffff810617a9>] do_fork+0xa9/0x350 [ 9237.603512] [<ffffffff81061a76>] kernel_thread+0x26/0x30 [ 9237.604495] [<ffffffff8107c738>] wait_for_helper+0x68/0xa0 [ 9237.605516] [<ffffffff81096387>] ? schedule_tail+0x27/0xb0 [ 9237.606526] [<ffffffff8107c6d0>] ? __call_usermodehelper+0xb0/0xb0 [ 9237.607674] [<ffffffff8161f72c>] ret_from_fork+0x7c/0xb0 [ 9237.608706] [<ffffffff8107c6d0>] ? __call_usermodehelper+0xb0/0xb0 [ 9237.619523] Code: 90 4d 89 fe 4d 8b 06 65 4c 03 04 25 c8 db 00 00 49 8b 50 08 4d 8b 20 4d 85 e4 0f 84 1c 01 00 00 49 63 46 20 4d 8b 06 41 f6 c0 0f <49> 8b 1c 04 0f 85 46 01 00 00 48 8d 4a 01 4c 89 e0 65 49 0f c7 [ 9237.648837] RIP [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9237.650087] RSP <ffff880146cc3d98> [ 9237.650832] CR2: 0000000000010000 [ 9237.666224] ---[ end trace 3567090873e2c5e0 ]--- [watchdog] 9465269 iterations. [F:8684132 S:781220] [ 9238.441169] BUG: unable to handle kernel paging request at 0000000000010000 [ 9238.443191] IP: [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9238.444509] PGD 129a98067 PUD 1363ef067 PMD 0 [ 9238.445574] Oops: 0000 [#4] SMP [ 9238.446286] Modules linked in: tun(F+) cmtp(F) kernelcapi(F) hidp(F) rfcomm(F) bnep(F) l2tp_ppp(F) l2tp_netlink(F) l2tp_core(F) ipt_ULOG(F) scsi_transport_iscsi(F) af_802154(F) rds(F) af_key(F) pppoe(F) pppox(F) ppp_generic(F) slhc(F) nfc(F) atm(F) ip6table_filter(F) ip6_tables(F) iptable_filter(F) ip_tables(F) btrfs(F) zlib_deflate(F) vfat(F) fat(F) nfs_layout_nfsv41_files(F) nfsv4(F) auth_rpcgss(F) nfsv3(F) nfs_acl(F) nfsv2(F) nfs(F) lockd(F) sunrpc(F) fscache(F) nfnetlink_log(F) nfnetlink(F) bluetooth(F) rfkill(F) arc4(F) md4(F) nls_utf8(F) cifs(F) dns_resolver(F) nf_tproxy_core(F) nls_koi8_u(F) nls_cp932(F) ts_kmp(F) sctp(F) fuse(F) sg(F) kvm_amd(F) kvm(F) amd64_edac_mod(F) edac_mce_amd(F) bnx2x(F) serio_raw(F) edac_core(F) netxen_nic(F) mdio(F) k10temp(F) microcode(F) i2c_piix4(F) ipmi_si(F) ipmi_msghandler(F) shpchp(F) hpwdt(F) hpilo(F) xfs(F) libcrc32c(F) sd_mod(F) crc_t10dif(F) radeon(F) i2c_algo_bit(F) drm_kms_helper(F) sata_svw(F) ttm(F) libata(F) drm(F) i2c_core(F) dm_mirror(F) dm_region_hash(F) dm_log(F) dm_mod(F) [last unloaded: ipt_REJECT] [ 9238.467980] CPU 3 [ 9238.468382] Pid: 27728, comm: kworker/u:0 Tainted: GF D W 3.8.4 #1 HP ProLiant BL495c G5 [ 9238.470307] RIP: 0010:[<ffffffff8118a008>] [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9238.471832] RSP: 0018:ffff8800a326bc38 EFLAGS: 00010246 [ 9238.472807] RAX: 0000000000000000 RBX: ffff880146301970 RCX: 0000000000000000 [ 9238.474105] RDX: 000000000002c644 RSI: 00000000000080d0 RDI: ffff88014b040c00 [ 9238.475447] RBP: ffff8800a326bc88 R08: 0000000000017690 R09: ffffffff810fe6e2 [ 9238.476730] R10: ffffffffffffffff R11: ffffffffffffffe2 R12: 0000000000010000 [ 9238.478034] R13: 00000000000080d0 R14: ffff88014b040c00 R15: ffff88014b040c00 [ 9238.479330] FS: 00007f00036a3740(0000) GS:ffff88014fd80000(0000) knlGS:00000000f75546c0 [ 9238.480773] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 9238.481823] CR2: 0000000000010000 CR3: 0000000135563000 CR4: 00000000000007e0 [ 9238.483124] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9238.484411] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 9238.485734] Process kworker/u:0 (pid: 27728, threadinfo ffff8800a326a000, task ffff8801321ee5c0) [ 9238.487310] Stack: [ 9238.487722] ffff8800a326bc48 ffffffff8129aea6 ffffffff810fe6e2 ffffffff8108d29f [ 9238.489162] 0000000000800711 ffff880146301970 0000000000000000 0000000000000000 [ 9238.490800] 0000000000000000 ffff880146301970 ffff8800a326bca8 ffffffff810fe6e2 [ 9238.492409] Call Trace: [ 9238.492985] [<ffffffff8129aea6>] ? security_prepare_creds+0x16/0x20 [ 9238.494412] [<ffffffff810fe6e2>] ? __delayacct_tsk_init+0x22/0x40 [ 9238.495854] [<ffffffff8108d29f>] ? prepare_creds+0xdf/0x190 [ 9238.497133] [<ffffffff810fe6e2>] __delayacct_tsk_init+0x22/0x40 [ 9238.498488] [<ffffffff810605df>] copy_process.part.25+0x31f/0x13f0 [ 9238.499895] [<ffffffff8107c6d0>] ? __call_usermodehelper+0xb0/0xb0 [ 9238.501307] [<ffffffff810617a9>] do_fork+0xa9/0x350 [ 9238.502432] [<ffffffff8101358e>] ? __switch_to+0x13e/0x4a0 [ 9238.503698] [<ffffffff8110ad65>] ? tracing_is_on+0x15/0x30 [ 9238.504962] [<ffffffff81061a76>] kernel_thread+0x26/0x30 [ 9238.506246] [<ffffffff8107c69c>] __call_usermodehelper+0x7c/0xb0 [ 9238.507595] [<ffffffff8107e5b4>] process_one_work+0x164/0x490 [ 9238.508912] [<ffffffff81080c3e>] worker_thread+0x15e/0x450 [ 9238.510173] [<ffffffff81080ae0>] ? busy_worker_rebind_fn+0x110/0x110 [ 9238.511605] [<ffffffff81085f80>] kthread+0xc0/0xd0 [ 9238.512719] [<ffffffff81085ec0>] ? kthread_create_on_node+0x120/0x120 [ 9238.514200] [<ffffffff8161f72c>] ret_from_fork+0x7c/0xb0 [ 9238.515423] [<ffffffff81085ec0>] ? kthread_create_on_node+0x120/0x120 [ 9238.516909] Code: 90 4d 89 fe 4d 8b 06 65 4c 03 04 25 c8 db 00 00 49 8b 50 08 4d 8b 20 4d 85 e4 0f 84 1c 01 00 00 49 63 46 20 4d 8b 06 41 f6 c0 0f <49> 8b 1c 04 0f 85 46 01 00 00 48 8d 4a 01 4c 89 e0 65 49 0f c7 [ 9238.521164] RIP [<ffffffff8118a008>] kmem_cache_alloc+0x68/0x200 [ 9238.522547] RSP <ffff8800a326bc38> [ 9238.523367] CR2: 0000000000010000 [ 9238.524218] ---[ end trace 3567090873e2c5e1 ]--- [ 9238.525360] BUG: unable to handle kernel paging request at ffffffffffffffd8 [ 9238.526891] IP: [<ffffffff81086370>] kthread_data+0x10/0x20 [ 9238.528114] PGD 18f8067 PUD 18f9067 PMD 0 [ 9238.529096] Oops: 0000 [#5] SMP [ 9238.529780] Modules linked in: tun(F+) cmtp(F) kernelcapi(F) hidp(F) rfcomm(F) bnep(F) l2tp_ppp(F) l2tp_netlink(F) l2tp_core(F) ipt_ULOG(F) scsi_transport_iscsi(F) af_802154(F) rds(F) af_key(F) pppoe(F) pppox(F) ppp_generic(F) slhc(F) nfc(F) atm(F) ip6table_filter(F) ip6_tables(F) iptable_filter(F) ip_tables(F) btrfs(F) zlib_deflate(F) vfat(F) fat(F) nfs_layout_nfsv41_files(F) nfsv4(F) auth_rpcgss(F) nfsv3(F) nfs_acl(F) nfsv2(F) nfs(F) lockd(F) sunrpc(F) fscache(F) nfnetlink_log(F) nfnetlink(F) bluetooth(F) rfkill(F) arc4(F) md4(F) nls_utf8(F) cifs(F) dns_resolver(F) nf_tproxy_core(F) nls_koi8_u(F) nls_cp932(F) ts_kmp(F) sctp(F) fuse(F) sg(F) kvm_amd(F) kvm(F) amd64_edac_mod(F) edac_mce_amd(F) bnx2x(F) serio_raw(F) edac_core(F) netxen_nic(F) mdio(F) k10temp(F) microcode(F) i2c_piix4(F) ipmi_si(F) ipmi_msghandler(F) shpchp(F) hpwdt(F) hpilo(F) xfs(F) libcrc32c(F) sd_mod(F) crc_t10dif(F) radeon(F) i2c_algo_bit(F) drm_kms_helper(F) sata_svw(F) ttm(F) libata(F) drm(F) i2c_core(F) dm_mirror(F) dm_region_hash(F) dm_log(F) dm_mod(F) [last unloaded: ipt_REJECT] [ 9238.549662] CPU 3 [ 9238.549997] Pid: 27728, comm: kworker/u:0 Tainted: GF D W 3.8.4 #1 HP ProLiant BL495c G5 [ 9238.551600] RIP: 0010:[<ffffffff81086370>] [<ffffffff81086370>] kthread_data+0x10/0x20 [ 9238.553155] RSP: 0018:ffff8800a326b828 EFLAGS: 00010092 [ 9238.554136] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 000000000000000d [ 9238.555426] RDX: 0000000000000004 RSI: 0000000000000003 RDI: ffff8801321ee5c0 [ 9238.556724] RBP: ffff8800a326b828 R08: ffff8801321ee630 R09: 000000000000010b [ 9238.558025] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88014fd94180 [ 9238.559317] R13: 0000000000000003 R14: ffff8801321ee5b0 R15: ffff8801321ee5c0 [ 9238.560598] FS: 00007f00036a3740(0000) GS:ffff88014fd80000(0000) knlGS:00000000f75546c0 [ 9238.562074] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 9238.563162] CR2: ffffffffffffffd8 CR3: 0000000135563000 CR4: 00000000000007e0 [ 9238.564448] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9238.565729] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 9238.567030] Process kworker/u:0 (pid: 27728, threadinfo ffff8800a326a000, task ffff8801321ee5c0) [ 9238.568600] Stack: [ 9238.569023] ffff8800a326b848 ffffffff81081775 ffff8800a326b848 ffff8801321eeb90 [ 9238.570483] ffff8800a326b8b8 ffffffff81615af2 ffff8801321ee5c0 ffff8800a326bfd8 [ 9238.572187] ffff8800a326bfd8 ffff8800a326bfd8 ffff8801321ee5c0 ffff8801321ee5c0 [ 9238.583863] Call Trace: [ 9238.584293] [<ffffffff81081775>] wq_worker_sleeping+0x15/0xc0 [ 9238.590261] [<ffffffff81615af2>] __schedule+0x5c2/0x7b0 [ 9238.591244] [<ffffffff81616009>] schedule+0x29/0x70 [ 9238.602045] [<ffffffff810684df>] do_exit+0x6af/0x9f0 [ 9238.603146] [<ffffffff816183ae>] oops_end+0x9e/0xe0 [ 9238.604304] [<ffffffff8160acbd>] no_context+0x253/0x27e [ 9238.614916] [<ffffffff810b4e6c>] ? ktime_get_ts+0x4c/0xf0 [ 9238.616189] [<ffffffff8160aea8>] __bad_area_nosemaphore+0x1c0/0x1df [ 9238.627046] [<ffffffff81310811>] ? list_del+0x11/0x40 [ 9238.628185] [<ffffffff8160aeda>] bad_area_nosemaphore+0x13/0x15 [ 9238.638969] [<ffffffff8161b04e>] __do_page_fault+0x38e/0x4d0 [ 9238.644921] [<ffffffff8119cef1>] ? mem_cgroup_bad_page_check+0x21/0x30 [ 9238.651155] [<ffffffff812fbe59>] ? cpumask_next_and+0x29/0x50 [ 9238.662141] [<ffffffff8161b19e>] do_page_fault+0xe/0x10 [ 9238.663318] [<ffffffff816177d8>] page_fault+0x28/0x30 [ 9238.668961] [<ffffffff810fe6e2>] ? __delayacct_tsk_init+0x22/0x40 [ 9238.680192] [<ffffffff8118a008>] ? kmem_cache_alloc+0x68/0x200 [ 9238.691111] [<ffffffff81189fd5>] ? kmem_cache_alloc+0x35/0x200 [ 9238.692393] [<ffffffff8129aea6>] ? security_prepare_creds+0x16/0x20 [ 9238.703313] [<ffffffff810fe6e2>] ? __delayacct_tsk_init+0x22/0x40 [ 9238.704694] [<ffffffff8108d29f>] ? prepare_creds+0xdf/0x190 [ 9238.715769] [<ffffffff810fe6e2>] __delayacct_tsk_init+0x22/0x40 [ 9238.716857] [<ffffffff810605df>] copy_process.part.25+0x31f/0x13f0 [ 9238.727647] [<ffffffff8107c6d0>] ? __call_usermodehelper+0xb0/0xb0 [ 9238.729076] [<ffffffff810617a9>] do_fork+0xa9/0x350 [ 9238.739650] [<ffffffff8101358e>] ? __switch_to+0x13e/0x4a0 [ 9238.740659] [<ffffffff8110ad65>] ? tracing_is_on+0x15/0x30 [ 9238.751661] [<ffffffff81061a76>] kernel_thread+0x26/0x30 [ 9238.752639] [<ffffffff8107c69c>] __call_usermodehelper+0x7c/0xb0 [ 9238.763691] [<ffffffff8107e5b4>] process_one_work+0x164/0x490 [ 9238.764993] [<ffffffff81080c3e>] worker_thread+0x15e/0x450 [ 9238.775749] [<ffffffff81080ae0>] ? busy_worker_rebind_fn+0x110/0x110 [ 9238.786726] [<ffffffff81085f80>] kthread+0xc0/0xd0 [ 9238.787811] [<ffffffff81085ec0>] ? kthread_create_on_node+0x120/0x120 [ 9238.798777] [<ffffffff8161f72c>] ret_from_fork+0x7c/0xb0 [ 9238.799887] [<ffffffff81085ec0>] ? kthread_create_on_node+0x120/0x120 [ 9238.810874] Code: 00 48 89 e5 5d 48 8b 40 c8 48 c1 e8 02 83 e0 01 c3 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66 90 48 8b 87 78 05 00 00 55 48 89 e5 <48> 8b 40 d8 5d c3 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66 90 [ 9238.824739] RIP [<ffffffff81086370>] kthread_data+0x10/0x20 [ 9238.835318] RSP <ffff8800a326b828> [ 9238.836050] CR2: ffffffffffffffd8 [ 9238.836704] ---[ end trace 3567090873e2c5e2 ]--- [ 9238.847352] Fixing recursive fault but reboot is needed! [ 9251.888205] bnx2x 0000:03:00.0 ksdev0: MDC/MDIO access timeout [ 9251.911020] bnx2x 0000:03:00.0 ksdev0: NIC Link is Down [ 9270.036495] Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 0 [ 9271.140360] Shutting down cpus with NMI [ 9271.141082] drm_kms_helper: panic occurred, switching back to text console > trying to reproduce. Used CONFIG_SLUB=y. > CAI Qian > > > > > [11297.598022] PGD 7b9eb067 PUD 0 > > > [11297.598022] Oops: 0000 [#2] SMP > > > [11297.598022] Modules linked in: cmtp kernelcapi bnep > > > scsi_transport_iscsi rfcomm l2tp_ppp l2tp_netlink l2tp_core hidp > > > ipt_ULOG af_key nfc rds pppoe pppox ppp_generic slhc af_802154 > > > atm > > > ip6table_filter ip6_tables iptable_filter ip_tables btrfs > > > zlib_deflate vfat fat nfs_layout_nfsv41_files nfsv4 auth_rpcgss > > > nfsv3 nfs_acl nfsv2 nfs lockd sunrpc fscache nfnetlink_log > > > nfnetlink bluetooth rfkill arc4 md4 nls_utf8 cifs dns_resolver > > > nf_tproxy_core nls_koi8_u nls_cp932 ts_kmp sctp sg kvm_amd kvm > > > virtio_balloon i2c_piix4 pcspkr xfs libcrc32c ata_generic > > > pata_acpi cirrus drm_kms_helper ttm ata_piix virtio_net drm > > > libata > > > virtio_blk i2c_core floppy dm_mirror dm_region_hash dm_log dm_mod > > > [last unloaded: ipt_REJECT] > > > [11297.598022] CPU 1 > > > [11297.598022] Pid: 14134, comm: ltp-pan Tainted: G D > > > 3.8.4+ #1 Bochs Bochs > > > [11297.598022] RIP: 0010:[] [] kmem_cache_alloc+0x68/0x1e0 > > > [11297.598022] RSP: 0018:ffff8800447dbdd0 EFLAGS: 00010246 > > > [11297.598022] RAX: 0000000000000000 RBX: ffff88007c169970 RCX: > > > 00000000018acdcd > > > [11297.598022] RDX: 000000000006c104 RSI: 00000000000080d0 RDI: > > > ffff88007d04ac00 > > > [11297.598022] RBP: ffff8800447dbe10 R08: 0000000000017620 R09: > > > ffffffff810fe2e2 > > > [11297.598022] R10: 0000000000000000 R11: 0000000000000000 R12: > > > 00000000fffffffe > > > [11297.598022] R13: 00000000000080d0 R14: ffff88007d04ac00 R15: > > > ffff88007d04ac00 > > > [11297.598022] FS: 00007f09c29b4740(0000) > > > GS:ffff88007fd00000(0000) knlGS:00000000f74d86c0 > > > [11297.598022] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > > > [11297.598022] CR2: 00000000fffffffe CR3: 0000000037213000 CR4: > > > 00000000000006e0 > > > [11297.598022] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > > > 0000000000000000 > > > [11297.598022] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: > > > 0000000000000400 > > > [11297.598022] Process ltp-pan (pid: 14134, threadinfo > > > ffff8800447da000, task ffff8800551ab2e0) > > > [11297.598022] Stack: > > > [11297.598022] ffffffff810fe2e2 ffffffff8108cf0f > > > 0000000001200011 > > > ffff88007c169970 > > > [11297.598022] 0000000000000000 00007f09c29b4a10 > > > 0000000000000000 > > > ffff88007c169970 > > > [11297.598022] ffff8800447dbe30 ffffffff810fe2e2 > > > 0000000000000000 > > > 0000000001200011 > > > [11297.598022] Call Trace: > > > [11297.598022] [] ? __delayacct_tsk_init+0x22/0x40 > > > [11297.598022] [] ? prepare_creds+0xdf/0x190 > > > [11297.598022] [] __delayacct_tsk_init+0x22/0x40 > > > [11297.598022] [] copy_process.part.25+0x31f/0x13f0 > > > [11297.598022] [] do_fork+0xa9/0x350 > > > [11297.598022] [] sys_clone+0x16/0x20 > > > [11297.598022] [] stub_clone+0x69/0x90 > > > [11297.598022] [] ? system_call_fastpath+0x16/0x1b > > > [11297.598022] Code: 90 4d 89 fe 4d 8b 06 65 4c 03 04 25 c8 db 00 > > > 00 49 8b 50 08 4d 8b 20 4d 85 e4 0f 84 2b 01 00 00 49 63 46 20 4d > > > 8b 06 41 f6 c0 0f <49> 8b 1c 04 0f 85 55 01 00 00 48 8d 4a 01 4c > > > 89 e0 65 49 0f c7 > > > [11297.598022] RIP [] kmem_cache_alloc+0x68/0x1e0 > > > [11297.598022] RSP > > > [11297.598022] CR2: 00000000fffffffe > > > [11297.727799] ---[ end trace 037bde72f23b34d2 ]--- > > > > > > Never saw this in mainline but only something like this wondering > > > could be related > > > (that kmem_cache_alloc also in the trace). > > > > > > > These are unrelated. > > > > -- > > To unsubscribe, send a message with 'unsubscribe linux-mm' in > > the body to majordomo@...ck.org. For more info on Linux MM, > > see: http://www.linux-mm.org/ . > > Don't email: href=mailto:"dont@...ck.org"> email@...ck.org > > > -- 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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