Bug 717340

Summary: [RHEL6.2] PANIC while booting kexec kernel: "Bug: Bad page state in process irqbalance pfn:0f4e5"
Product: Red Hat Enterprise Linux 6 Reporter: PaulB <pbunyan>
Component: kernelAssignee: kdump team <kdump-team-bugs>
Status: CLOSED NOTABUG QA Contact: Red Hat Kernel QE team <kernel-qe>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 6.2CC: jburke, kdump-team-bugs, lwoodman, martinez, pbunyan, ruyang, vgoyal
Target Milestone: rc   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-08-09 08:37:02 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On:    
Bug Blocks: 1359574, 1366045    

Description PaulB 2011-06-28 15:28:41 UTC
Description of problem:
 System PANICd while booting kexec kernel.

Version-Release number of selected component (if applicable):
 2.6.32-161.el6

How reproducible:
 This panic is not consistant, as the system did successfully boot the kexec kernel during retesting to reproduce issue.
See "success" here:
 https://beaker.engineering.redhat.com/jobs/101905
 http://tinyurl.com/5vsroew

See "failure" reproduced here:
 https://beaker.engineering.redhat.com/jobs/102692
 http://tinyurl.com/5tzmpeg
 
Actual results:
 Initial failure seen here:
 https://beaker.engineering.redhat.com/recipes/207164
 http://tinyurl.com/3bxpjw7
  <-SNIP->
   Kernel panic - not syncing: Fatal exception 
   Pid: 0, comm: swapper Tainted: G      D    ----------------     
   2.6.32-161.el6.x86_64 #1 
   Call Trace: 
   [<ffffffff814dc630>] ? panic+0x78/0x143 
   [<ffffffff814df65c>] ? _spin_unlock_irqrestore+0x1c/0x20 
   [<ffffffff814e07a4>] ? oops_end+0xe4/0x100 
   [<ffffffff8104104b>] ? no_context+0xfb/0x260 
   [<ffffffff810412d5>] ? __bad_area_nosemaphore+0x125/0x1e0 
   [<ffffffff810413a3>] ? bad_area_nosemaphore+0x13/0x20 
   [<ffffffff81041a7d>] ? __do_page_fault+0x31d/0x480 
   [<ffffffff814e278e>] ? do_page_fault+0x3e/0xa0 
   [<ffffffff814dfb15>] ? page_fault+0x25/0x30 
   [<ffffffff8127471c>] ? list_del+0xc/0xa0 
   [<ffffffff8111d2c3>] ? __rmqueue+0xc3/0x490 
   [<ffffffff8111f148>] ? get_page_from_freelist+0x598/0x820 
   [<ffffffff8111ee8e>] ? get_page_from_freelist+0x2de/0x820 
   [<ffffffff81120151>] ? __alloc_pages_nodemask+0x111/0x8b0 
   [<ffffffff8112f5e9>] ? zone_statistics+0x99/0xc0 
   [<ffffffff81120151>] ? __alloc_pages_nodemask+0x111/0x8b0 
   [<ffffffff8115a162>] ? kmem_getpages+0x62/0x170 
   [<ffffffff8115a7cf>] ? cache_grow+0x2cf/0x320 
   [<ffffffff8112f75a>] ? mod_zone_page_state+0x2a/0x30 
   [<ffffffff8115aa22>] ? cache_alloc_refill+0x202/0x240 
   [<ffffffff8115bc90>] ? alloc_arraycache+0x30/0x60 
   [<ffffffff8115ba58>] ? kmem_cache_alloc_node_notrace+0x128/0x130 
   [<ffffffff8115bbdb>] ? __kmalloc_node+0x7b/0x100 
   [<ffffffff8115bc90>] ? alloc_arraycache+0x30/0x60 
   [<ffffffff8115d05f>] ? do_tune_cpucache+0x4df/0x630 
   [<ffffffff8115d38b>] ? enable_cpucache+0x3b/0xf0 
   [<ffffffff814c751f>] ? setup_cpu_cache+0x22f/0x340 
   [<ffffffff8115b922>] ? kmem_cache_alloc+0x182/0x190 
   [<ffffffff8115e01a>] ? kmem_cache_create+0x3fa/0x580 
   [<ffffffff81be26f5>] ? numa_policy_init+0x34/0x124 
   [<ffffffff814de20e>] ? mutex_lock+0x1e/0x50 
   [<ffffffff814ddf39>] ? mutex_unlock+0x9/0x20 
   [<ffffffff810694e5>] ? cpu_maps_update_done+0x15/0x20 
   [<ffffffff814c5f5c>] ? register_cpu_notifier+0x2c/0x40 
   [<ffffffff81bbde71>] ? start_kernel+0x366/0x429 
   [<ffffffff81bbd33a>] ? x86_64_start_reservations+0x125/0x129 
   [<ffffffff81bbd438>] ? x86_64_start_kernel+0xfa/0x109 
   Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 0 
   Pid: 1269, comm: rs:main Q:Reg Tainted: G        W  ----------------    
   2.6.32-161.el6.x86_64 #1 
   Call Trace: 
   <NMI>  [<ffffffff814dc630>] ? panic+0x78/0x143 
   [<ffffffff810d6abd>] ? watchdog_overflow_callback+0xcd/0xd0 
   [<ffffffff81109146>] ? __perf_event_overflow+0x116/0x290 
   [<ffffffff81109739>] ? perf_event_overflow+0x19/0x20 
   [<ffffffff8101ced4>] ? p4_pmu_handle_irq+0x224/0x2f0 
   [<ffffffff814e2216>] ? kprobe_exceptions_notify+0x16/0x430 
   [<ffffffff814e0ce8>] ? perf_event_nmi_handler+0x58/0xe0 
   [<ffffffff814e2845>] ? notifier_call_chain+0x55/0x80 
   [<ffffffff814e28aa>] ? atomic_notifier_call_chain+0x1a/0x20 
   [<ffffffff8109468e>] ? notify_die+0x2e/0x30 
   [<ffffffff814e0493>] ? do_nmi+0x173/0x2b0 
   [<ffffffff814dfda0>] ? nmi+0x20/0x30 
   [<ffffffff814df60e>] ? _spin_lock+0x1e/0x30 
   <<EOE>>  [<ffffffff8111f107>] ? get_page_from_freelist+0x557/0x820 
   [<ffffffff81120151>] ? __alloc_pages_nodemask+0x111/0x8b0 
   [<ffffffff8126e576>] ? vsnprintf+0x2b6/0x5f0 
   [<ffffffff81154f7a>] ? alloc_pages_vma+0x9a/0x150 
   [<ffffffff8113841b>] ? handle_pte_fault+0x76b/0xb50 
   [<ffffffff8105d3c2>] ? default_wake_function+0x12/0x20 
   [<ffffffff8104b569>] ? __wake_up_common+0x59/0x90 
   [<ffffffff811389e4>] ? handle_mm_fault+0x1e4/0x2b0 
   [<ffffffff81041899>] ? __do_page_fault+0x139/0x480 
   [<ffffffff814de20e>] ? mutex_lock+0x1e/0x50 
   [<ffffffffa009a108>] ? ext4_llseek+0x98/0x110 [ext4] 
   [<ffffffff814e278e>] ? do_page_fault+0x3e/0xa0 
   [<ffffffff814dfb15>] ? page_fault+0x25/0x30 
  <-SNIP->

Expected results:
 System consistantly boots kexec kernel.

Additional info:
 System hostname in following comment.

Comment 3 PaulB 2011-06-28 17:45:03 UTC
All,
The reproducer provided a clearer console log:
 https://beaker.engineering.redhat.com/jobs/102692
 http://beaker-archive.app.eng.bos.redhat.com/beaker-logs/2011/06/1026/102692/210405//console.log
 <-SNIP->
  BUG: Bad page state in process irqbalance  pfn:0f4e5 
   page:ffffea0000359218 flags:0020000000000400 count:1 mapcount:0 mapping:
   (null) index:0 (Not tainted) 
   Pid: 1253, comm: irqbalance Not tainted 2.6.32-161.el6.x86_64 #1 
   Call Trace: 
   [<ffffffff8111dc77>] ? bad_page+0x107/0x160 
   [<ffffffff8111f2d4>] ? get_page_from_freelist+0x724/0x820 
   [<ffffffff81120151>] ? __alloc_pages_nodemask+0x111/0x8b0 
   [<ffffffff81225544>] ? context_struct_compute_av+0x324/0x420 
   [<ffffffff8115b922>] ? kmem_cache_alloc+0x182/0x190 
   [<ffffffff8115b922>] ? kmem_cache_alloc+0x182/0x190 
   [<ffffffff81154e7a>] ? alloc_pages_current+0xaa/0x110 
   [<ffffffff8111e95e>] ? __get_free_pages+0xe/0x50 
   [<ffffffff81213fad>] ? inode_doinit_with_dentry+0x34d/0x690 
   [<ffffffff8108e5b7>] ? bit_waitqueue+0x17/0xd0 
   [<ffffffff8121430c>] ? selinux_d_instantiate+0x1c/0x20 
   [<ffffffff81206f4b>] ? security_d_instantiate+0x1b/0x30 
   [<ffffffff8118ae75>] ? d_instantiate+0x55/0x70 
   [<ffffffff811dc26d>] ? proc_lookup_de+0xad/0x110 
   [<ffffffff811dc2eb>] ? proc_lookup+0x1b/0x20 
   [<ffffffff811d6787>] ? proc_root_lookup+0x27/0x50 
   [<ffffffff811813bb>] ? do_lookup+0x18b/0x220 
   [<ffffffff811819b9>] ? __link_path_walk+0x569/0x820 
   [<ffffffff81060a98>] ? dequeue_entity+0xf8/0x1d0 
   [<ffffffff8118233a>] ? path_walk+0x6a/0xe0 
   [<ffffffff8118250b>] ? do_path_lookup+0x5b/0xa0 
   [<ffffffff81174a41>] ? get_empty_filp+0xa1/0x170 
   [<ffffffff8118317b>] ? do_filp_open+0xfb/0xd90 
   [<ffffffff810938bf>] ? hrtimer_try_to_cancel+0x3f/0xd0 
   [<ffffffff810d0442>] ? audit_alloc_name+0x62/0x100 
   [<ffffffff8118fe72>] ? alloc_fd+0x92/0x160 
   [<ffffffff81170599>] ? do_sys_open+0x69/0x140 
   [<ffffffff811706b0>] ? sys_open+0x20/0x30 
   [<ffffffff8100b0b2>] ? system_call_fastpath+0x16/0x1b 
   netxen_nic 0000:02:00.0: loading firmware from phanfw.bin 
   netxen_nic 0000:02:00.0: using 64-bit dma mask 
   netxen_nic: Quad Gig LP Board S/N QG88BK0159  Chip rev 0x42 
   netxen_nic 0000:02:00.0: firmware v4.0.534 [legacy] 
   netxen_nic 0000:02:00.0: using msi-x interrupts 
   Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 0 
   Pid: 9, comm: khelper Not tainted 2.6.32-161.el6.x86_64 #1 
   Call Trace: 
   <NMI>  [<ffffffff814dc630>] ? panic+0x78/0x143 
   [<ffffffff810d6abd>] ? watchdog_overflow_callback+0xcd/0xd0 
   [<ffffffff81109146>] ? __perf_event_overflow+0x116/0x290 
   [<ffffffff81109739>] ? perf_event_overflow+0x19/0x20 
   [<ffffffff8101ced4>] ? p4_pmu_handle_irq+0x224/0x2f0 
   [<ffffffff814e2216>] ? kprobe_exceptions_notify+0x16/0x430 
   [<ffffffff814e0ce8>] ? perf_event_nmi_handler+0x58/0xe0 
   [<ffffffff814e2845>] ? notifier_call_chain+0x55/0x80 
   [<ffffffff814e28aa>] ? atomic_notifier_call_chain+0x1a/0x20 
   [<ffffffff8109468e>] ? notify_die+0x2e/0x30 
   [<ffffffff814e0493>] ? do_nmi+0x173/0x2b0 
   [<ffffffff814dfda0>] ? nmi+0x20/0x30 
   [<ffffffff814df4ff>] ? _spin_lock_irqsave+0x2f/0x40 
   <<EOE>>  [<ffffffff8111f324>] ? get_page_from_freelist+0x774/0x820 
   [<ffffffff81054253>] ? perf_event_task_sched_out+0x33/0x80 
   [<ffffffff81120151>] ? __alloc_pages_nodemask+0x111/0x8b0 
   [<ffffffff81154e7a>] ? alloc_pages_current+0xaa/0x110 
   [<ffffffff8111e95e>] ? __get_free_pages+0xe/0x50 
   [<ffffffff81065464>] ? copy_process+0xe4/0x1300 
   [<ffffffff81066714>] ? do_fork+0x94/0x480 
   [<ffffffff81060a98>] ? dequeue_entity+0xf8/0x1d0 
   [<ffffffff810096d0>] ? __switch_to+0xd0/0x320 
   [<ffffffff81087530>] ? __call_usermodehelper+0x0/0xa0 
   [<ffffffff8100c0a2>] ? kernel_thread+0x82/0xe0 
   [<ffffffff81087530>] ? __call_usermodehelper+0x0/0xa0 
   [<ffffffff810875d0>] ? ____call_usermodehelper+0x0/0x140 
   [<ffffffff8100c100>] ? child_rip+0x0/0x20 
   [<ffffffff8108756e>] ? __call_usermodehelper+0x3e/0xa0 
   [<ffffffff81088dd0>] ? worker_thread+0x170/0x2a0 
   [<ffffffff8108e6f0>] ? autoremove_wake_function+0x0/0x40 
   [<ffffffff81088c60>] ? worker_thread+0x0/0x2a0 
   [<ffffffff8108e386>] ? kthread+0x96/0xa0 
   [<ffffffff81088c60>] ? worker_thread+0x0/0x2a0 
   [<ffffffff8100c10a>] ? child_rip+0xa/0x20 
   [<ffffffff8108e2f0>] ? kthread+0x0/0xa0 
   [<ffffffff8100c100>] ? child_rip+0x0/0x20 
   BUG: scheduling while atomic: khelper/9/0x14010000 
   Modules linked in: netxen_nic(+) tg3 ipv6 speedstep_lib freq_table sunrpc  
   dm_snapshot dm_zero dm_mirror dm_region_hash dm_log dm_mod 
   Pid: 9, comm: khelper Not tainted 2.6.32-161.el6.x86_64 #1 
   Call Trace: 
   <NMI>  [<ffffffff81054216>] ? __schedule_bug+0x66/0x70 
   [<ffffffff814dd33c>] ? thread_return+0x65b/0x75f 
   [<ffffffff814dc6d8>] ? panic+0x120/0x143 
   [<ffffffff814e054a>] ? do_nmi+0x22a/0x2b0 
   [<ffffffff810604ba>] ? __cond_resched+0x2a/0x40 
   [<ffffffff814e054a>] ? do_nmi+0x22a/0x2b0 
   [<ffffffff814dd6e0>] ? _cond_resched+0x30/0x40 
   [<ffffffff8100df36>] ? is_valid_bugaddr+0x16/0x40 
   [<ffffffff81263c9f>] ? report_bug+0x1f/0xc0 
   [<ffffffff8100f24f>] ? die+0x7f/0x90 
   [<ffffffff814e0074>] ? do_trap+0xc4/0x160 
   [<ffffffff8100cdf5>] ? do_invalid_op+0x95/0xb0 
   [<ffffffff814e054a>] ? do_nmi+0x22a/0x2b0 
   [<ffffffff814e2216>] ? kprobe_exceptions_notify+0x16/0x430 
   [<ffffffff8100be9b>] ? invalid_op+0x1b/0x20 
   [<ffffffff814e054a>] ? do_nmi+0x22a/0x2b0 
   [<ffffffff814e033c>] ? do_nmi+0x1c/0x2b0 
   [<ffffffff814dfda0>] ? nmi+0x20/0x30 
   [<ffffffff814dc6d8>] ? panic+0x120/0x143 
   <<EOE>>  
   ------------[ cut here ]------------ 
   kernel BUG at arch/x86/kernel/traps.c:547! 
   invalid opcode: 0000 [#1] SMP  
   last sysfs file: /sys/devices/pci0000:00/0000:00:1c.0/0000:02:00.0/firmware
   /0000:02:00.0/loading 
   CPU 0  
   Modules linked in: netxen_nic(+) tg3 ipv6 speedstep_lib freq_table sunrpc   
   dm_snapshot dm_zero dm_mirror dm_region_hash dm_log dm_mod 
 
   Pid: 9, comm: khelper Not tainted 2.6.32-161.el6.x86_64 #1 Dell    
   Inc.                 PowerEdge SC430              /0M9873 
   RIP: 0010:[<ffffffff814e054a>]  [<ffffffff814e054a>] do_nmi+0x22a/0x2b0 
   RSP: 0018:ffff880002207f28  EFLAGS: 00010002 
   RAX: ffff880011245fd8 RBX: ffff880002207f58 RCX: 00000000c0000101 
   RDX: 00000000ffff8800 RSI: ffffffffffffffff RDI: ffff880002207f58 
   RBP: ffff880002207f48 R08: 0000000000000000 R09: 0000000000000000 
   R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 
   R13: 0000000000000001 R14: ffff880002207de8 R15: ffff880002207f58 
   FS:  0000000000000000(0000) GS:ffff880002200000(0000) knlGS:0000000000000000 
   CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b 
   CR2: 00000000004b47a5 CR3: 000000001188c000 CR4: 00000000000006f0 
   DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 
   DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 
   Process khelper (pid: 9, threadinfo ffff880011244000, task ffff88001123c0c0) 
   Stack: 
    0000000000000000 0000000000000001 0000000000000000 0000000000000001 
   <0> ffff880002207cb8 ffffffff814dfda0 ffff880002207f58 ffff880002207de8 
   <0> 0000000000000001 0000000000000000 ffff880002207cb8 ffffffff8178ed18 
   Call Trace: 
   <NMI>  
   [<ffffffff814dfda0>] nmi+0x20/0x30 
   [<ffffffff814dc6d8>] ? panic+0x120/0x143 
   <<EOE>>  
   Code: ff ff 83 3d 18 0d 83 00 00 75 28 83 3d 33 0d 83 00 00 75 1f 48 c7 c7 
   70 88 77 81 31 c0 e8 ba c1 ff ff e9 2d fe ff ff 0f 0b eb fe <0f> 0b 0f 1f 40 
   00 eb fa 48 c7 c7 74 49 77 81 31 c0 e8 58 c0 ff  
   RIP  [<ffffffff814e054a>] do_nmi+0x22a/0x2b0 
   RSP <ffff880002207f28> 
   ---[ end trace d19396ea14965863 ]--- 
   Kernel panic - not syncing: Fatal exception in interrupt 
   Pid: 9, comm: khelper Tainted: G      D    ----------------     
   2.6.32-161.el6.x86_64 #1 
   Call Trace: 
   <NMI>  [<ffffffff814dc630>] ? panic+0x78/0x143 
   [<ffffffff814e07b2>] ? oops_end+0xf2/0x100 
   [<ffffffff8100f22b>] ? die+0x5b/0x90 
   [<ffffffff814e0074>] ? do_trap+0xc4/0x160 
   [<ffffffff8100cdf5>] ? do_invalid_op+0x95/0xb0 
   [<ffffffff814e054a>] ? do_nmi+0x22a/0x2b0 
   [<ffffffff814e2216>] ? kprobe_exceptions_notify+0x16/0x430 
   [<ffffffff8100be9b>] ? invalid_op+0x1b/0x20 
   [<ffffffff814e054a>] ? do_nmi+0x22a/0x2b0 
   [<ffffffff814e033c>] ? do_nmi+0x1c/0x2b0 
   [<ffffffff814dfda0>] ? nmi+0x20/0x30 
   [<ffffffff814dc6d8>] ? panic+0x120/0x143 
   <<EOE>> Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 1 
   Pid: 1253, comm: irqbalance Tainted: G    B      ----------------   
   2.6.32-161.el6.x86_64 #1 
   Call Trace: 
   <NMI>  [<ffffffff814dc630>] ? panic+0x78/0x143 
   [<ffffffff810d6abd>] ? watchdog_overflow_callback+0xcd/0xd0 
   [<ffffffff81109146>] ? __perf_event_overflow+0x116/0x290 
   [<ffffffff81109739>] ? perf_event_overflow+0x19/0x20 
   [<ffffffff8101ced4>] ? p4_pmu_handle_irq+0x224/0x2f0 
   [<ffffffff814e2216>] ? kprobe_exceptions_notify+0x16/0x430 
   [<ffffffff814e0ce8>] ? perf_event_nmi_handler+0x58/0xe0 
   [<ffffffff814e2845>] ? notifier_call_chain+0x55/0x80 
   [<ffffffff814e28aa>] ? atomic_notifier_call_chain+0x1a/0x20 
   [<ffffffff8109468e>] ? notify_die+0x2e/0x30 
   [<ffffffff814e0493>] ? do_nmi+0x173/0x2b0 
   [<ffffffff814dfda0>] ? nmi+0x20/0x30 
   [<ffffffff814e0834>] ? oops_begin+0x74/0xc0 
   <<EOE>>  [<ffffffff8100f1fe>] ? die+0x2e/0x90 
   [<ffffffff814e0312>] ? do_general_protection+0x152/0x160 
   [<ffffffff814dfae5>] ? general_protection+0x25/0x30 
   [<ffffffff81274720>] ? list_del+0x10/0xa0 
   [<ffffffff8111d2c3>] ? __rmqueue+0xc3/0x490 
   [<ffffffff814dc5b1>] ? dump_stack+0x6f/0x76 
   [<ffffffff8111f148>] ? get_page_from_freelist+0x598/0x820 
   [<ffffffff81120151>] ? __alloc_pages_nodemask+0x111/0x8b0 
   [<ffffffff81225544>] ? context_struct_compute_av+0x324/0x420 
   [<ffffffff8115b922>] ? kmem_cache_alloc+0x182/0x190 
   [<ffffffff8115b922>] ? kmem_cache_alloc+0x182/0x190 
   [<ffffffff81154e7a>] ? alloc_pages_current+0xaa/0x110 
   [<ffffffff8111e95e>] ? __get_free_pages+0xe/0x50 
   [<ffffffff81213fad>] ? inode_doinit_with_dentry+0x34d/0x690 
   [<ffffffff8108e5b7>] ? bit_waitqueue+0x17/0xd0 
   [<ffffffff8121430c>] ? selinux_d_instantiate+0x1c/0x20 
   [<ffffffff81206f4b>] ? security_d_instantiate+0x1b/0x30 
   [<ffffffff8118ae75>] ? d_instantiate+0x55/0x70 
   [<ffffffff811dc26d>] ? proc_lookup_de+0xad/0x110 
   [<ffffffff811dc2eb>] ? proc_lookup+0x1b/0x20 
   [<ffffffff811d6787>] ? proc_root_lookup+0x27/0x50 
   [<ffffffff811813bb>] ? do_lookup+0x18b/0x220 
   [<ffffffff811819b9>] ? __link_path_walk+0x569/0x820 
   [<ffffffff81060a98>] ? dequeue_entity+0xf8/0x1d0 
   [<ffffffff8118233a>] ? path_walk+0x6a/0xe0 
   [<ffffffff8118250b>] ? do_path_lookup+0x5b/0xa0 
   [<ffffffff81174a41>] ? get_empty_filp+0xa1/0x170 
   [<ffffffff8118317b>] ? do_filp_open+0xfb/0xd90 
   [<ffffffff810938bf>] ? hrtimer_try_to_cancel+0x3f/0xd0 
   [<ffffffff810d0442>] ? audit_alloc_name+0x62/0x100 
   [<ffffffff8118fe72>] ? alloc_fd+0x92/0x160 
   [<ffffffff81170599>] ? do_sys_open+0x69/0x140 
   [<ffffffff811706b0>] ? sys_open+0x20/0x30 
   [<ffffffff8100b0b2>] ? system_call_fastpath+0x16/0x1b 
 <-SNIP->


-pbunyan

Comment 5 Cong Wang 2011-06-29 08:55:49 UTC
Looks like the same with Bug 690301.

Comment 10 Cong Wang 2011-07-19 02:52:14 UTC
*** Bug 722958 has been marked as a duplicate of this bug. ***

Comment 11 Cong Wang 2011-07-19 07:49:24 UTC
Upstream kernel doesn't have this bug, fyi.

Comment 12 RHEL Program Management 2011-10-07 15:39:17 UTC
Since RHEL 6.2 External Beta has begun, and this bug remains
unresolved, it has been rejected as it is not proposed as
exception or blocker.

Red Hat invites you to ask your support representative to
propose this request, if appropriate and relevant, in the
next release of Red Hat Enterprise Linux.