Bug 1133095 - "BUG: unable to handle kernel paging request", "cp -a a b", NFS, VMware
Summary: "BUG: unable to handle kernel paging request", "cp -a a b", NFS, VMware
Keywords:
Status: CLOSED DUPLICATE of bug 1131551
Alias: None
Product: Fedora
Classification: Fedora
Component: kernel
Version: 20
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Kernel Maintainer List
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2014-08-22 17:14 UTC by John Ellson
Modified: 2014-08-22 17:18 UTC (History)
6 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2014-08-22 17:18:29 UTC
Type: Bug
Embargoed:

Attachments (Terms of Use)

Description John Ellson 2014-08-22 17:14:01 UTC 
Description of problem:
On a VMware host with NFS disks, "cp -a ..." as a regular user results in a kernel BUG.

Version-Release number of selected component (if applicable):
kernel-3.15.10-200.fc20.x86_64

How reproducible:
100%  on vmware machine with nfs

Steps to Reproduce:
1. rm -rf a b; mkdir a
2. cp -a a b
3.

Actual results:
$ cp -a a b
Killed

In /var/log/messages:

Aug 22 12:53:15 fc20-64 kernel: [98079.952550] BUG: unable to handle kernel paging request at ffffffffffffffa1
Aug 22 12:53:15 fc20-64 kernel: [98079.952562] IP: [<ffffffffa03c530b>] nfs3_list_one_acl+0x2b/0x80 [nfsv3]
Aug 22 12:53:15 fc20-64 kernel: [98079.952574] PGD 1c14067 PUD 1c16067 PMD 0
Aug 22 12:53:15 fc20-64 kernel: [98079.952579] Oops: 0002 [#27] SMP
Aug 22 12:53:15 fc20-64 kernel: [98079.952584] Modules linked in: nfsv3 nfs fscache ip6table_filter ip6_tables ebtable_nat ebtables bnep bluetooth cfg80211 rfkill ppdev vmw_balloon xfs libcrc32c coretemp crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel microcode serio_raw vmxnet3 i2c_piix4 vmw_vmci shpchp parport_pc parport binfmt_misc nfsd auth_rpcgss nfs_acl lockd sunrpc vmwgfx mptspi ttm scsi_transport_spi mptscsih drm mptbase i2c_core ata_generic pata_acpi
Aug 22 12:53:15 fc20-64 kernel: [98079.952628] CPU: 0 PID: 23495 Comm: cp Tainted: G      D       3.15.10-200.fc20.x86_64 #1
Aug 22 12:53:15 fc20-64 kernel: [98079.952632] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/30/2013
Aug 22 12:53:15 fc20-64 kernel: [98079.952635] task: ffff88028e7389e0 ti: ffff8801bf6cc000 task.ti: ffff8801bf6cc000
Aug 22 12:53:15 fc20-64 kernel: [98079.952638] RIP: 0010:[<ffffffffa03c530b>]  [<ffffffffa03c530b>] nfs3_list_one_acl+0x2b/0x80 [nfsv3]
Aug 22 12:53:15 fc20-64 kernel: [98079.952645] RSP: 0018:ffff8801bf6cfe68  EFLAGS: 00010282
Aug 22 12:53:15 fc20-64 kernel: [98079.952647] RAX: ffffffffffffffa1 RBX: ffff8801bf6cfea0 RCX: 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: [98079.952649] RDX: 000000000000001b RSI: 0000000000008000 RDI: ffff8801bf6cfe08
Aug 22 12:53:15 fc20-64 kernel: [98079.952652] RBP: ffff8801bf6cfe90 R08: 0000000000000000 R09: ffff8801bf6cfea0
Aug 22 12:53:15 fc20-64 kernel: [98079.952654] R10: 0000000000000000 R11: ffffea000a35f800 R12: 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: [98079.952656] R13: ffffffffa03c6c2a R14: 0000000000000000 R15: 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: [98079.952659] FS:  00007f6e6c0a2840(0000) GS:ffff8802bfc00000(0000) knlGS:0000000000000000
Aug 22 12:53:15 fc20-64 kernel: [98079.952661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Aug 22 12:53:15 fc20-64 kernel: [98079.952664] CR2: ffffffffffffffa1 CR3: 0000000204001000 CR4: 00000000000407f0
Aug 22 12:53:15 fc20-64 kernel: [98079.952676] Stack:
Aug 22 12:53:15 fc20-64 kernel: [98079.952678]  ffff880159b3cdd8 0000000000000000 0000000000000000 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: [98079.952683]  0000000000000000 ffff8801bf6cfec8 ffffffffa03c5901 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: [98079.952686]  0000000094fa8930 ffff880159b1dc00 0000000000000000 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: [98079.952690] Call Trace:
Aug 22 12:53:15 fc20-64 kernel: [98079.952699]  [<ffffffffa03c5901>] nfs3_listxattr+0x51/0xa8 [nfsv3]
Aug 22 12:53:15 fc20-64 kernel: [98079.952708]  [<ffffffff8120af92>] vfs_listxattr+0x42/0x70
Aug 22 12:53:15 fc20-64 kernel: [98079.952713]  [<ffffffff8120b29d>] listxattr+0x10d/0x120
Aug 22 12:53:15 fc20-64 kernel: [98079.952718]  [<ffffffff8120c03b>] SyS_llistxattr+0x5b/0xa0
Aug 22 12:53:15 fc20-64 kernel: [98079.952726]  [<ffffffff816ffae9>] system_call_fastpath+0x16/0x1b
Aug 22 12:53:15 fc20-64 kernel: [98079.952728] Code: 0f 1f 44 00 00 55 48 89 e5 41 57 49 89 cf 41 56 4d 8b 31 41 55 49 89 d5 41 54 4d 89 c4 53 4c 89 cb e8 3a ed e7 e0 48 85 c0 74 32 <f0> ff 08 74 40 4c 89 ef e8 28 01 f9 e0 48 03 03 4d 85 e4 48 8d
Aug 22 12:53:15 fc20-64 kernel: [98079.952768] RIP  [<ffffffffa03c530b>] nfs3_list_one_acl+0x2b/0x80 [nfsv3]
Aug 22 12:53:15 fc20-64 kernel: [98079.952773]  RSP <ffff8801bf6cfe68>
Aug 22 12:53:15 fc20-64 kernel: [98079.952775] CR2: ffffffffffffffa1
Aug 22 12:53:15 fc20-64 kernel: [98079.952779] ---[ end trace b549a268a64f9aba ]---
Aug 22 12:53:15 fc20-64 kernel: BUG: unable to handle kernel paging request at ffffffffffffffa1
Aug 22 12:53:15 fc20-64 kernel: IP: [<ffffffffa03c530b>] nfs3_list_one_acl+0x2b/0x80 [nfsv3]
Aug 22 12:53:15 fc20-64 kernel: PGD 1c14067 PUD 1c16067 PMD 0
Aug 22 12:53:15 fc20-64 kernel: Oops: 0002 [#27] SMP
Aug 22 12:53:15 fc20-64 kernel: Modules linked in: nfsv3 nfs fscache ip6table_filter ip6_tables ebtable_nat ebtables bnep bluetooth cfg80211 rfkill ppdev vmw_balloon xfs libcrc32c coretemp crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel microcode serio_raw vmxnet3 i2c_piix4 vmw_vmci shpchp parport_pc parport binfmt_misc nfsd auth_rpcgss nfs_acl lockd sunrpc vmwgfx mptspi ttm scsi_transport_spi mptscsih drm mptbase i2c_core ata_generic pata_acpi
Aug 22 12:53:15 fc20-64 kernel: CPU: 0 PID: 23495 Comm: cp Tainted: G      D       3.15.10-200.fc20.x86_64 #1
Aug 22 12:53:15 fc20-64 kernel: Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/30/2013
Aug 22 12:53:15 fc20-64 kernel: task: ffff88028e7389e0 ti: ffff8801bf6cc000 task.ti: ffff8801bf6cc000
Aug 22 12:53:15 fc20-64 kernel: RIP: 0010:[<ffffffffa03c530b>]  [<ffffffffa03c530b>] nfs3_list_one_acl+0x2b/0x80 [nfsv3]
Aug 22 12:53:15 fc20-64 kernel: RSP: 0018:ffff8801bf6cfe68  EFLAGS: 00010282
Aug 22 12:53:15 fc20-64 kernel: RAX: ffffffffffffffa1 RBX: ffff8801bf6cfea0 RCX: 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: RDX: 000000000000001b RSI: 0000000000008000 RDI: ffff8801bf6cfe08
Aug 22 12:53:15 fc20-64 kernel: RBP: ffff8801bf6cfe90 R08: 0000000000000000 R09: ffff8801bf6cfea0
Aug 22 12:53:15 fc20-64 kernel: R10: 0000000000000000 R11: ffffea000a35f800 R12: 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: R13: ffffffffa03c6c2a R14: 0000000000000000 R15: 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: FS:  00007f6e6c0a2840(0000) GS:ffff8802bfc00000(0000) knlGS:0000000000000000
Aug 22 12:53:15 fc20-64 kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Aug 22 12:53:15 fc20-64 kernel: CR2: ffffffffffffffa1 CR3: 0000000204001000 CR4: 00000000000407f0
Aug 22 12:53:15 fc20-64 kernel: Stack:
Aug 22 12:53:15 fc20-64 kernel: ffff880159b3cdd8 0000000000000000 0000000000000000 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: 0000000000000000 ffff8801bf6cfec8 ffffffffa03c5901 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: 0000000094fa8930 ffff880159b1dc00 0000000000000000 0000000000000000
Aug 22 12:53:15 fc20-64 kernel: Call Trace:
Aug 22 12:53:15 fc20-64 kernel: [<ffffffffa03c5901>] nfs3_listxattr+0x51/0xa8 [nfsv3]
Aug 22 12:53:15 fc20-64 kernel: [<ffffffff8120af92>] vfs_listxattr+0x42/0x70
Aug 22 12:53:15 fc20-64 kernel: [<ffffffff8120b29d>] listxattr+0x10d/0x120
Aug 22 12:53:15 fc20-64 kernel: [<ffffffff8120c03b>] SyS_llistxattr+0x5b/0xa0
Aug 22 12:53:15 fc20-64 kernel: [<ffffffff816ffae9>] system_call_fastpath+0x16/0x1b
Aug 22 12:53:15 fc20-64 kernel: Code: 0f 1f 44 00 00 55 48 89 e5 41 57 49 89 cf 41 56 4d 8b 31 41 55 49 89 d5 41 54 4d 89 c4 53 4c 89 cb e8 3a ed e7 e0 48 85 c0 74 32 <f0> ff 08 74 40 4c 89 ef e8 28 01 f9 e0 48 03 03 4d 85 e4 48 8d
Aug 22 12:53:15 fc20-64 kernel: RIP  [<ffffffffa03c530b>] nfs3_list_one_acl+0x2b/0x80 [nfsv3]
Aug 22 12:53:15 fc20-64 kernel: RSP <ffff8801bf6cfe68>
Aug 22 12:53:15 fc20-64 kernel: CR2: ffffffffffffffa1
Aug 22 12:53:15 fc20-64 kernel: ---[ end trace b549a268a64f9aba ]---
Aug 22 12:53:16 fc20-64 sh: abrt-dump-oops: Found oopses: 2
Aug 22 12:53:16 fc20-64 sh: abrt-dump-oops: Creating problem directories
Aug 22 12:53:16 fc20-64 abrt-server: Duplicate: core backtrace
Aug 22 12:53:16 fc20-64 abrt-server: DUP_OF_DIR: /var/tmp/abrt/oops-2014-08-22-12:42:44-23269-0
Aug 22 12:53:16 fc20-64 abrt-server: Deleting problem directory oops-2014-08-22-12:53:16-23496-0 (dup of oops-2014-08-22-12:42:44-23269-0)
Aug 22 12:53:16 fc20-64 dbus-daemon: dbus[657]: [system] Activating service name='org.freedesktop.problems' (using servicehelper)
Aug 22 12:53:16 fc20-64 dbus[657]: [system] Activating service name='org.freedesktop.problems' (using servicehelper)
Aug 22 12:53:16 fc20-64 dbus-daemon: dbus[657]: [system] Successfully activated service 'org.freedesktop.problems'
Aug 22 12:53:16 fc20-64 dbus[657]: [system] Successfully activated service 'org.freedesktop.problems'
Aug 22 12:53:17 fc20-64 abrt-server: Duplicate: core backtrace
Aug 22 12:53:17 fc20-64 abrt-server: DUP_OF_DIR: /var/tmp/abrt/oops-2014-08-22-12:42:44-23269-0
Aug 22 12:53:17 fc20-64 abrt-server: Deleting problem directory oops-2014-08-22-12:53:16-23496-1 (dup of oops-2014-08-22-12:42:44-23269-0)
Aug 22 12:53:18 fc20-64 abrt-dump-oops: Reported 2 kernel oopses to Abrt

Expected results:
copy of a/ in b/

Additional info:
Didn't happen on kernel-3.15.8-200.fc20.x86_64
Comment 1 Josh Boyer 2014-08-22 17:18:29 UTC 

*** This bug has been marked as a duplicate of bug 1131551 ***
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