[OpenAFS] [ openafs-devel ] kernel panic

nicolas prochazka prochazka.nicolas@gmail.com
Mon, 18 Nov 2013 11:09:50 +0100


hello,

setup  :
openafs : OpenAFS 1.6.6pre1
kernel 3.11.8

when i start afsd ,
[  231.083287] openafs: Can't get dentry
[  231.083323] ------------[ cut here ]------------
[  231.083326] kernel BUG at
/tmp/openafs-d294e9c/src/libafs/MODLOAD-3.11.8-MP/osi_file.c:53!
[  231.083328] invalid opcode: 0000 [#1] SMP
[  231.083337] Modules linked in: libafs(PO) zfs(PO) zunicode(PO)
zavl(PO) zcommon(PO) znvpair(PO) spl(O) [last unloaded: libafs]
[  231.083347] CPU: 0 PID: 16582 Comm: ndvClusterManag Tainted: P
     O 3.11.8 #1
[  231.083348] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS
VirtualBox 12/01/2006
[  231.083350] task: ffff8800a5267000 ti: ffff8800a1b20000 task.ti:
ffff8800a1b20000
[  231.083351] RIP: 0010:[<ffffffffa02c3db6>]  [<ffffffffa02c3db6>]
afs_linux_raw_open+0x96/0xf0 [libafs]
[  231.083372] RSP: 0018:ffff8800a1b21788  EFLAGS: 00010296
[  231.083373] RAX: 0000000000000019 RBX: 0000000000000000 RCX: ffffffff8277c488
[  231.083374] RDX: 000000000000001f RSI: 0000000000000082 RDI: 0000000000000246
[  231.083375] RBP: ffff8800a1b217a8 R08: 0000000000000400 R09: ffffffff8277c488
[  231.083376] R10: 0000000000000266 R11: 0000000000000265 R12: ffff8800a945a000
[  231.083377] R13: ffff8800a5267000 R14: 0000000000000000 R15: 000000003b9ac9ff
[  231.083387] FS:  00007f3b75f51700(0000) GS:ffff88011fc00000(0000)
knlGS:0000000000000000
[  231.083389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  231.083390] CR2: 0000000000458dc0 CR3: 00000000a1af8000 CR4: 00000000000006f0
[  231.083395] Stack:
[  231.083396]  000000d0a5267000 ffff88011fff0000 ffffc9000f5d6cc8
ffff8800a945a000
[  231.083399]  ffff8800a1b217d8 ffffffffa02c3ec4 ffff8800b8ed6000
ffff8800b8ed6000
[  231.083401]  ffffc9000f5d6c00 0000000000000000 ffff8800a1b21908
ffffffffa027f5f1
[  231.083403] Call Trace:
[  231.083412]  [<ffffffffa02c3ec4>] osi_UFSOpen+0xb4/0x190 [libafs]
[  231.083422]  [<ffffffffa027f5f1>] afs_GetDCache+0x901/0x2380 [libafs]
[  231.083439]  [<ffffffff8116159b>] ? __mem_cgroup_commit_charge+0xab/0x310
[  231.083449]  [<ffffffffa029f433>] ? afs_AccessOK+0x113/0x1e0 [libafs]
[  231.083457]  [<ffffffffa02a975d>] afs_lookup+0x38d/0x1c30 [libafs]
[  231.083465]  [<ffffffffa029d3e4>] ? afs_FindVCache+0x354/0x680 [libafs]
[  231.083474]  [<ffffffffa029e18e>] ? afs_GetVCache+0x7e/0x5d0 [libafs]
[  231.083482]  [<ffffffffa02a6edc>] ? afs_EvalFakeStat_int+0x32c/0x4e0 [libafs]
[  231.083491]  [<ffffffff81f6890e>] ? _raw_spin_lock+0xe/0x20
[  231.083498]  [<ffffffffa02cc27b>]
afs_linux_dentry_revalidate+0x18b/0x450 [libafs]
[  231.083506]  [<ffffffffa029f433>] ? afs_AccessOK+0x113/0x1e0 [libafs]
[  231.083514]  [<ffffffffa029bf89>] ? afs_PutVCache+0x79/0x140 [libafs]
[  231.083522]  [<ffffffffa029f67b>] ? afs_access+0x17b/0x7d0 [libafs]
[  231.083526]  [<ffffffff81010101>] ? compat_arch_ptrace+0x191/0x220
[  231.083529]  [<ffffffff81177325>] lookup_fast+0x245/0x2f0
[  231.083532]  [<ffffffff81177759>] ? __inode_permission+0x69/0xc0
[  231.083534]  [<ffffffff81177c12>] link_path_walk+0x1a2/0x8e0
[  231.083536]  [<ffffffff81178ba8>] path_lookupat+0x58/0x7b0
[  231.083540]  [<ffffffff811553f7>] ? kmem_cache_alloc+0x67/0x1c0
[  231.083543]  [<ffffffff81179333>] filename_lookup.isra.48+0x33/0x80
[  231.083545]  [<ffffffff8117b889>] user_path_at_empty+0x59/0xa0
[  231.083548]  [<ffffffff8103f5f8>] ? __do_page_fault+0x1e8/0x4c0
[  231.083550]  [<ffffffff8117b8e1>] user_path_at+0x11/0x20
[  231.083553]  [<ffffffff811712a1>] vfs_fstatat+0x51/0xb0
[  231.083555]  [<ffffffff8117133b>] vfs_stat+0x1b/0x20
[  231.083558]  [<ffffffff8117148a>] SyS_newstat+0x1a/0x40
[  231.083560]  [<ffffffff8103f90e>] ? do_page_fault+0xe/0x10
[  231.083563]  [<ffffffff8106d318>] ? SyS_rt_sigprocmask+0x88/0xb0
[  231.083566]  [<ffffffff81f699d9>] system_call_fastpath+0x16/0x1b
[  231.083567] Code: 00 f0 ff ff 49 89 c4 77 24 48 89 df e8 74 e6 eb
e0 48 83 c4 10 4c 89 e0 5b 41 5c 5d c3 48 c7 c7 04 35 2e a0 31 c0 e8
cc 57 c9 e1 <0f> 0b 65 48 8b 04 25 80 c7 00 00 48 8b 90 90 03 00 00 be
02 00
[  231.083588] RIP  [<ffffffffa02c3db6>] afs_linux_raw_open+0x96/0xf0 [libafs]
[  231.083595]  RSP <ffff8800a1b21788>
[  231.083598] ---[ end trace 3a0f610d92191038 ]---


with kernel 3.11.7 i do not have this issues,
but I must re test this case.

Regards,
Nicolas Prochazka