Description of problem: crash observed with java test suite on 2xdual core 2.8Ghz opteron machine: Unable to handle kernel paging request at ffffffffffffffc0 RIP: [<ffffffff804a4f54>] __schedule+0x4d5/0x78d PGD 203067 PUD 204067 PMD 0 Oops: 0000 [1] PREEMPT SMP CPU 1 Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 xt_state ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge nfsd auth_rpcgss exportfs nfs lockd nfs_acl autofs4 hidp rfcomm l2cap bluetooth sunrpc iscsi_tcp ib_iser libiscsi scsi_transport_iscsi rdma_ucm ib_ucm ib_srp scsi_transport_srp scsi_tgt ib_sdp rdma_cm iw_cm ib_addr ib_ipoib ib_cm ib_sa ipv6 ib_uverbs ib_umad ib_mad ib_core dm_mirror dm_multipath dm_mod video output sbs sbshc dock battery ac parport_pc lp parport ide_cd ata_generic sr_mod joydev cdrom sg pata_acpi e1000 jedec_probe cfi_probe serio_raw gen_probe rtc_cmos button rtc_core mtd rtc_lib shpchp chipreg i2c_nforce2 pata_amd libata i2c_core pcspkr k8temp hwmon forcedeth usb_storage mptsas mptscsih scsi_transport_sas mptbase sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd ssb uhci_hcd Pid: 13430, comm: java Not tainted 2.6.24.3-29.el5rt #1 RIP: 0010:[<ffffffff804a4f54>] [<ffffffff804a4f54>] __schedule+0x4d5/0x78d RSP: 0018:ffff8100d7969b98 EFLAGS: 00010006 RAX: 0000000012be387b RBX: ffff8100d7426540 RCX: ffffffff80a5f680 RDX: ffff810001021680 RSI: ffffffffffffffb8 RDI: ffffffff80231358 RBP: ffff8100d7969c68 R08: ffff8100c4dcbd48 R09: ffff81011c952d80 R10: 0000000000000001 R11: ffffffff80ac5d80 R12: 0000000000000000 R13: ffff81011c952de0 R14: ffff810001021680 R15: 0000000000402140 FS: 00002ae212198150(0000) GS:ffff81011fc23dc0(0063) knlGS:00000000d4986b90 CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b CR2: ffffffffffffffc0 CR3: 000000008acc1000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400 Process java (pid: 13430, threadinfo ffff8100d7968000, task ffff8100d7426540) Stack: ffff810001021680 0000000000000002 ffff8100d7969c18 ffffffff80230eb0 ffff8100d7969cc0 ffff8100d7426540 ffffffffffffffb8 ffff8100d74267c0 000000010101e478 ffff81009d967d50 ffff81009d967d48 10000000000002f7 Call Trace: [<ffffffff80230eb0>] move_tasks+0x68/0x90 [<ffffffff80254483>] enqueue_hrtimer+0xe4/0xf2 [<ffffffff80254d9e>] hrtimer_start+0x108/0x11a [<ffffffff804a5527>] schedule+0xdf/0xff [<ffffffff8025b0df>] futex_wait+0x257/0x34d [<ffffffff8025473c>] hrtimer_wakeup+0x0/0x21 [<ffffffff80234991>] default_wake_function+0x0/0x14 [<ffffffff8025c316>] do_futex+0x8b/0xb1d [<ffffffff80256f8c>] getnstimeofday+0x31/0x88 [<ffffffff80254fb3>] ktime_get_ts+0x46/0x4b [<ffffffff8025d301>] compat_sys_futex+0xed/0x10b [<ffffffff80229a04>] cstar_do_call+0x1b/0x65 Code: 48 8b 46 08 48 8b bd 60 ff ff ff 8b 40 18 48 8b 97 f8 00 00 RIP [<ffffffff804a4f54>] __schedule+0x4d5/0x78d RSP <ffff8100d7969b98> CR2: ffffffffffffffc0 Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: Expected results: Additional info:
Other crash with the same kernel: Unable to handle kernel paging request at ffffffffffffffc0 RIP: [<ffffffff804a4f54>] __schedule+0x4d5/0x78d PGD 203067 PUD 204067 PMD 0 Oops: 0000 [1] PREEMPT SMP CPU 1 Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 xt_state ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge nfsd auth_rpcgss exportfs nfs lockd nfs_acl autofs4 hidp rfcomm l2cap bluetooth sunrpc iscsi_tcp ib_iser libiscsi scsi_transport_iscsi rdma_ucm ib_ucm ib_srp scsi_transport_srp scsi_tgt ib_sdp rdma_cm iw_cm ib_addr ib_ipoib ib_cm ib_sa ipv6 ib_uverbs ib_umad ib_mad ib_core dm_mirror dm_multipath dm_mod video output sbs sbshc dock battery ac parport_pc lp parport ide_cd ata_generic sr_mod cdrom joydev pata_acpi sg button e1000 rtc_cmos rtc_core rtc_lib jedec_probe cfi_probe pata_amd serio_raw i2c_nforce2 gen_probe libata i2c_core forcedeth pcspkr mtd shpchp k8temp chipreg hwmon usb_storage mptsas mptscsih scsi_transport_sas mptbase sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd ssb uhci_hcd Pid: 7920, comm: java Not tainted 2.6.24.3-29.el5rt #1 RIP: 0010:[<ffffffff804a4f54>] [<ffffffff804a4f54>] __schedule+0x4d5/0x78d RSP: 0018:ffff81020b5c7a98 EFLAGS: 00010006 RAX: 00000000c48a7fd8 RBX: ffff810207d24b80 RCX: ffffffff80a5f680 RDX: ffff810001021680 RSI: ffffffffffffffb8 RDI: ffffffff80231358 RBP: ffff81020b5c7b68 R08: ffff81020b5c7bd8 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000402140 R13: 0000000000000004 R14: ffff810001021680 R15: 0000000000000296 FS: 00002aacd9efc150(0000) GS:ffff81011fc23dc0(0063) knlGS:00000000e62dab90 CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b CR2: ffffffffffffffc0 CR3: 000000021c9b6000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process java (pid: 7920, threadinfo ffff81020b5c6000, task ffff810207d24b80) Stack: ffff81020b5c7ac8 ffffffff80237f13 00000000ffffffff 0000000000000001 ffff81021e9ee940 ffff810207d24b80 ffffffffffffffb8 ffff810207d24e00 0000000100000000 0000000000000000 ffff81020b5c7af8 ffffffff8033ac85 Call Trace: [<ffffffff80237f13>] finish_task_switch+0x45/0x98 [<ffffffff8033ac85>] __next_cpu+0x19/0x28 [<ffffffff8025d88d>] __rt_mutex_adjust_prio+0x11/0x24 [<ffffffff8025e064>] task_blocks_on_rt_mutex+0x16a/0x1bf [<ffffffff804a5527>] schedule+0xdf/0xff [<ffffffff804a6055>] rt_mutex_slowlock+0x1c3/0x29d [<ffffffff804a5cf2>] rt_mutex_lock+0x28/0x2a [<ffffffff8025e285>] __rt_down_read+0x47/0x4b [<ffffffff8025e29f>] rt_down_read+0xb/0xd [<ffffffff8025aef3>] futex_wait+0x6b/0x34d [<ffffffff80231853>] resched_task+0x5c/0x5e [<ffffffff80234980>] try_to_wake_up+0x11d/0x12e [<ffffffff8025d88d>] __rt_mutex_adjust_prio+0x11/0x24 [<ffffffff8025da20>] rt_mutex_adjust_prio+0x35/0x3d [<ffffffff80234991>] default_wake_function+0x0/0x14 [<ffffffff8025c316>] do_futex+0x8b/0xb1d [<ffffffff80231ab6>] __update_rq_clock+0x1a/0xe5 [<ffffffff8023a26b>] task_sched_runtime+0x5d/0x6d [<ffffffff80256f8c>] getnstimeofday+0x31/0x88 [<ffffffff80254fb3>] ktime_get_ts+0x46/0x4b [<ffffffff8025d301>] compat_sys_futex+0xed/0x10b [<ffffffff80229a04>] cstar_do_call+0x1b/0x65 Code: 48 8b 46 08 48 8b bd 60 ff ff ff 8b 40 18 48 8b 97 f8 00 00 RIP [<ffffffff804a4f54>] __schedule+0x4d5/0x78d RSP <ffff81020b5c7a98> CR2: ffffffffffffffc0
closing for now