Re: [f2fs-dev] 答复: when f2fs partition is full, running fsstress cause kernel panic

[Jaegeuk Kim <jaegeuk.kim@samsung.com>]

Hi,

2013-07-03 (수), 07:51 +0000, Wangmihu:
> Hi,
> 
> - kernel version:3.0.8

Could you tell me the kernel version of f2fs sources you back-ported?
Since I just want to know whether you used the latest source or not.
Thanks,

> - partition size:1G
> - mkfs.f2fs version:1.1.0
> 
> Thanks
> 
> -----邮件原件-----
> 发件人: Jaegeuk Kim [mailto:jaegeuk.kim@samsung.com] 
> 发送时间: 2013年7月3日 15:37
> 收件人: Wangmihu
> 抄送: linux-f2fs-devel@lists.sourceforge.net
> 主题: Re: [f2fs-dev] when f2fs partition is full, running fsstress cause kernel panic
> 
> Hi,
> 
> Could you give me the following information?
> 
> - kernel version
> - partition size
> - mkfs.f2fs version
> 
> Thanks,
> 
> 2013-07-03 (수), 07:32 +0000, Wangmihu:
> >  
> > 
> >  
> > 
> > [25295.0, fsstress] [ 7003.488659] kernel BUG
> > at /home/wangmihu/work/kernel/fs/f2fs/node.c:1455!
> > 
> > [25295.0, fsstress] [ 7003.498035] Unable to handle kernel NULL
> > pointer dereference at virtual address 00000000
> > 
> > [25295.0, fsstress] [ 7003.508772] pgd = dc330000
> > 
> > [25295.0, fsstress] [ 7003.513660] [00000000] *pgd=1ce0f831,
> > *pte=00000000, *ppte=00000000
> > 
> > [25295.0, fsstress] [ 7003.522459] Internal error: Oops: 817 [#1]
> > PREEMPT SMP
> > 
> > [25295.0, fsstress] [ 7003.529874] Modules linked in:
> > 
> > [25295.0, fsstress] [ 7003.535080] CPU: 0    Tainted: G        W
> > (3.0.8-00138-g9d420d0-dirty #146)
> > 
> > [25295.0, fsstress] [ 7003.545158] PC is at __bug+0x24/0x30
> > 
> > [25295.0, fsstress] [ 7003.550937] LR is at vprintk+0x4e8/0x624
> > 
> > [25295.0, fsstress] [ 7003.557044] pc : [<c004c078>]    lr :
> > [<c0083c18>]    psr: 20000013
> > 
> > [25295.0, fsstress] [ 7003.557635] sp : d0523e88  ip : d0523db0  fp :
> > d0523e94
> > 
> > [25295.0, fsstress] [ 7003.573114] r10: 00000081  r9 : d0522000  r8 :
> > ffffffe4
> > 
> > [25295.0, fsstress] [ 7003.580605] r7 : c865a490  r6 : e58fd04c  r5 :
> > 0000b26c  r4 : e58fd000
> > 
> > [25295.0, fsstress] [ 7003.589479] r3 : 00000000  r2 : c0a00e44  r1 :
> > 60000093  r0 : 00000067
> > 
> > [25295.0, fsstress] [ 7003.598374] Flags: nzCv  IRQs on  FIQs on  Mode
> > SVC_32  ISA ARM  Segment user
> > 
> > [25295.0, fsstress] [ 7003.607965] Control: 10c5387d  Table: 1c33004a
> > DAC: 00000015
> > 
> > [25295.0, fsstress] [ 7003.616071] 
> > 
> > [25295.0, fsstress] [ 7003.616316] PC: 0xc004bff8:
> > 
> > [25295.0, fsstress] [ 7003.624399] bff8  0594003c 0a000010 e2841034
> > e594002c e891000e e50b0024 e50b1020 e50b201c
> > 
> > [25295.0, fsstress] [ 7003.635191] c018  e50b3018 ea000003 e51b0018
> > eb01d2ab e3500000 0a000006 e24b0024 ebffff8b
> > 
> > [25295.0, fsstress] [ 7003.645937] c038  e3500000 aafffff7 e3a00000
> > e24bd010 e89da810 e51b0018 eafffffb e1a0c00d
> > 
> > [25295.0, fsstress] [ 7003.656676] c058  e92dd800 e24cb004 e1a02001
> > e1a01000 e59f0010 e08f0000 eb1ad0a8 e3a03000
> > 
> > [25295.0, fsstress] [ 7003.667435] c078  e5833000 eafffffe 0083c75c
> > e1a0c00d e92dd800 e24cb004 e59f0008 e30012e1
> > 
> > [25295.0, fsstress] [ 7003.678185] c098  e08f0000 ebffffec 0083c74c
> > e1a0c00d e92dd800 e24cb004 e1a01000 e59f0014
> > 
> > [25295.0, fsstress] [ 7003.689125] c0b8  e08f0000 eb1ad095 e59f000c
> > e30012c5 e08f0000 ebffffe0 0083c760 0083c71c
> > 
> > [25295.0, fsstress] [ 7003.699890] c0d8  e1a0c00d e92dd800 e24cb004
> > e1a02000 e59f001c e1a03001 e1a0100e e08f0000
> > 
> > [25295.0, fsstress] [ 7003.710640] 
> > 
> > [25295.0, fsstress] [ 7003.710899] LR: 0xc0083b98:
> > 
> > [25295.0, fsstress] [ 7003.718986] 3b98  e5953040 e3530000 0a000006
> > e0888009 e5d830a8 eaffff29 e0888009 e3a07000
> > 
> > [25295.0, fsstress] [ 7003.729731] 3bb8  e5d830a8 eaffff25 e0888009
> > e3a0000a ebfff9a9 e3a03001 e5853040 e5d830a8
> > 
> > [25295.0, fsstress] [ 7003.740508] 3bd8  eaffff1e e5d43000 e1a07009
> > eaffff1b e59f3144 e51b8084 e7983003 e5936000
> > 
> > [25295.0, fsstress] [ 7003.751300] 3bf8  e3560000 1a00000c e59f3130
> > e3a02001 e08f3003 e58324a8 eaffffc3 eb1a0bbf
> > 
> > [25295.0, fsstress] [ 7003.762120] 3c18  eaffffc9 e3a00ffa ebff6414
> > eb014faa e2544001 1afffffa eafffed0 e59f2100
> > 
> > [25295.0, fsstress] [ 7003.772907] 3c38  e51b8084 e59f30fc e7982002
> > e08f3003 e59334ac e5921000 e0631001 e3510000
> > 
> > [25295.0, fsstress] [ 7003.783850] 3c58  ba000005 e5921000 e2833c23
> > e2833028 e0613003 e3530000 aafffed0 e59f30c8
> > 
> > [25295.0, fsstress] [ 7003.794625] 3c78  e5921000 e08f3003 e59f00c0
> > e2832e4b e58314ac e08f0000 e59f10b4 e2800020
> > 
> > [25295.0, fsstress] [ 7003.805442] 
> > 
> > [25295.0, fsstress] [ 7003.805689] SP: 0xd0523e08:
> > 
> > [25295.0, fsstress] [ 7003.813795] 3e08  74737366 73736572 205b205d
> > 33303037 3838342e 5d393536 0000040f 00000007
> > 
> > [25295.0, fsstress] [ 7003.824594] 3e28  e58fd04c c865a490 d0523e94
> > d0523e40 c070a350 c0042240 00000067 60000093
> > 
> > [25295.0, fsstress] [ 7003.835391] 3e48  c0a00e44 00000000 e58fd000
> > 0000b26c e58fd04c c865a490 ffffffe4 d0522000
> > 
> > [25295.0, fsstress] [ 7003.846192] 3e68  00000081 d0523e94 d0523db0
> > d0523e88 c0083c18 c004c078 20000013 ffffffff
> > 
> > [25295.0, fsstress] [ 7003.856972] 3e88  d0523eb4 d0523e98 c0214f08
> > c004c060 00000000 ce156000 e598ec00 e598ec00
> > 
> > [25295.0, fsstress] [ 7003.867830] 3ea8  d0523edc d0523eb8 c02055d4
> > c0214e64 00000000 ce156000 e3e8e8a0 00002124
> > 
> > [25295.0, fsstress] [ 7003.878657] 3ec8  00000000 00000000 d0523f0c
> > d0523ee0 c015bc54 c02054d4 c016bb40 c016b9d0
> > 
> > [25295.0, fsstress] [ 7003.889405] 3ee8  d0523f0c 00002124 ce156000
> > 00000000 00000000 c0047e08 d0523f94 d0523f10
> > 
> > [25295.0, fsstress] [ 7003.900154] 
> > 
> > [25295.0, fsstress] [ 7003.900394] IP: 0xd0523d30:
> > 
> > [25295.0, fsstress] [ 7003.908488] 3d30  d0523d64 d0523d40 c0041c9c
> > c008a60c ffffffff fe09f100 00000020 00000003
> > 
> > [25295.0, fsstress] [ 7003.919232] 3d50  00000002 d0522000 d0523e5c
> > d0523d68 c070a3cc c0041c3c c099d108 00000817
> > 
> > [25295.0, fsstress] [ 7003.929961] 3d70  c09b04e0 00000000 d0523e40
> > ffffffe4 20000113 00000081 d0523e3c d0523d98
> > 
> > [25295.0, fsstress] [ 7003.940699] 3d90  c0042274 c070cbc0 00000002
> > c0a3a592 d0523e5c d0523db0 c0083c18 c0706b24
> > 
> > [25295.0, fsstress] [ 7003.951446] 3db0  c8a56e94 00001b5b 000774d3
> > c00df3b8 6fa318cf 0000036b 00919854 60000013
> > 
> > [25295.0, fsstress] [ 7003.962229] 3dd0  c0a3a592 00000000 c0041c24
> > c0a3a58f 00000023 0000065e 0091980c d0523dfe
> > 
> > [25295.0, fsstress] [ 7003.972986] 3df0  c0706e34 007060c0 00000002
> > 325bffff 35393235 202c302e 74737366 73736572
> > 
> > [25295.0, fsstress] [ 7003.983749] 3e10  205b205d 33303037 3838342e
> > 5d393536 0000040f 00000007 e58fd04c c865a490
> > 
> > [25295.0, fsstress] [ 7003.994541] 
> > 
> > [25295.0, fsstress] [ 7003.994793] FP: 0xd0523e14:
> > 
> > [25295.0, fsstress] [ 7004.002933] 3e14  33303037 3838342e 5d393536
> > 0000040f 00000007 e58fd04c c865a490 d0523e94
> > 
> > [25295.0, fsstress] [ 7004.013724] 3e34  d0523e40 c070a350 c0042240
> > 00000067 60000093 c0a00e44 00000000 e58fd000
> > 
> > [25295.0, fsstress] [ 7004.024529] 3e54  0000b26c e58fd04c c865a490
> > ffffffe4 d0522000 00000081 d0523e94 d0523db0
> > 
> > [25295.0, fsstress] [ 7004.035321] 3e74  d0523e88 c0083c18 c004c078
> > 20000013 ffffffff d0523eb4 d0523e98 c0214f08
> > 
> > [25295.0, fsstress] [ 7004.046042] 3e94  c004c060 00000000 ce156000
> > e598ec00 e598ec00 d0523edc d0523eb8 c02055d4
> > 
> > [25295.0, fsstress] [ 7004.056780] 3eb4  c0214e64 00000000 ce156000
> > e3e8e8a0 00002124 00000000 00000000 d0523f0c
> > 
> > [25295.0, fsstress] [ 7004.067505] 3ed4  d0523ee0 c015bc54 c02054d4
> > c016bb40 c016b9d0 d0523f0c 00002124 ce156000
> > 
> > [25295.0, fsstress] [ 7004.078242] 3ef4  00000000 00000000 c0047e08
> > d0523f94 d0523f10 c015cb80 c015bbb4 00301668
> > 
> > [25295.0, fsstress] [ 7004.089035] 
> > 
> > [25295.0, fsstress] [ 7004.089281] R2: 0xc0a00dc4:
> > 
> > [25295.0, fsstress] [ 7004.097367] 0dc4  c0071dac c0071568 c00f486c
> > c00751ac 00000000 e5969400 e5969280 c00f3f78
> > 
> > [25295.0, fsstress] [ 7004.108176] 0de4  c0894cd8 c0071e70 c0071640
> > c00f486c c0070e74 00000000 e5969460 e5969460
> > 
> > [25295.0, fsstress] [ 7004.118933] 0e04  c00f3f78 c0894cd8 c0071f00
> > c00716e8 c00f486c c0075324 00000000 e5969520
> > 
> > [25295.0, fsstress] [ 7004.129678] 0e24  e59694c0 c00f3f78 c09c2848
> > 00000000 00000000 dead4ead ffffffff ffffffff
> > 
> > [25295.0, fsstress] [ 7004.140446] 0e44  c0a00e44 c0a00e44 00000000
> > 00000000 dead4ead ffffffff ffffffff 00000000
> > 
> > [25295.0, fsstress] [ 7004.151238] 0e64  e58f9f18 e58f9f18 c0895a44
> > c0089328 c00891d0 c00f486c c008915c 00000000
> > 
> > [25295.0, fsstress] [ 7004.162114] 0e84  e59695e0 e59695e0 c00f3f78
> > c0895a44 c00893b8 c0089278 c00f486c c0089b68
> > 
> > [25295.0, fsstress] [ 7004.172936] 0ea4  00000000 e59696a0 e5969640
> > c00f3f78 c0895a44 c0089578 c0089450 c00f486c
> > 
> > [25295.0, fsstress] [ 7004.183736] 
> > 
> > [25295.0, fsstress] [ 7004.183986] R4: 0xe58fcf80:
> > 
> > [25295.0, fsstress] [ 7004.192083] cf80  00000002 000081a4 00002948
> > 00000000 00000001 00000000 e58fcea0 00000000
> > 
> > [25295.0, fsstress] [ 7004.202943] cfa0  c08a0964 00000000 c09c593c
> > 00000000 00000002 000081a4 00002949 00000000
> > 
> > [25295.0, fsstress] [ 7004.213822] cfc0  00000008 00000000 e58fcc00
> > e591c0f0 e59cef40 00000000 e4834c18 e591c000
> > 
> > [25295.0, fsstress] [ 7004.224607] cfe0  00000001 000041ed 0000294a
> > 00000000 e58fc9ec 00000000 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.235421] d000  00000a00 00000000 00071c00
> > 0000b54a 00000003 00000020 e56d7301 00000000
> > 
> > [25295.0, fsstress] [ 7004.246214] d020  00000000 deaf1eed ffffffff
> > ffffffff 000070c3 e3ef5f78 d30cf9d8 e58fd03c
> > 
> > [25295.0, fsstress] [ 7004.256994] d040  e58fd03c c977b030 c97a3150
> > 00000001 00000001 dead4ead 00000000 c8a56ba0
> > 
> > [25295.0, fsstress] [ 7004.267757] d060  000000bb 00000001 00000000
> > 00000000 dead4ead ffffffff ffffffff e58fd07c
> > 
> > [25295.0, fsstress] [ 7004.278517] 
> > 
> > [25295.0, fsstress] [ 7004.278772] R6: 0xe58fcfcc:
> > 
> > [25295.0, fsstress] [ 7004.286858] cfcc  e591c0f0 e59cef40 00000000
> > e4834c18 e591c000 00000001 000041ed 0000294a
> > 
> > [25295.0, fsstress] [ 7004.297577] cfec  00000000 e58fc9ec 00000000
> > 00000000 00000000 00000a00 00000000 00071c00
> > 
> > [25295.0, fsstress] [ 7004.308320] d00c  0000b54a 00000003 00000020
> > e56d7301 00000000 00000000 deaf1eed ffffffff
> > 
> > [25295.0, fsstress] [ 7004.319127] d02c  ffffffff 000070c3 e3ef5f78
> > d30cf9d8 e58fd03c e58fd03c c977b030 c97a3150
> > 
> > [25295.0, fsstress] [ 7004.329880] d04c  00000001 00000001 dead4ead
> > 00000000 c8a56ba0 000000bb 00000001 00000000
> > 
> > [25295.0, fsstress] [ 7004.340709] d06c  00000000 dead4ead ffffffff
> > ffffffff e58fd07c e58fd07c 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.351438] d08c  e58fd064 e5914a80 00000080
> > 00000000 00000000 00000000 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.362197] d0ac  00000000 00000000 00000000
> > 00000000 00000000 e596dc00 e598d000 0161008b
> > 
> > [25295.0, fsstress] [ 7004.372964] 
> > 
> > [25295.0, fsstress] [ 7004.373200] R7: 0xc865a410:
> > 
> > [25295.0, fsstress] [ 7004.381286] a410  ffffffff c865a414 c865a414
> > 00000000 c865a420 c865a420 00000000 38e3d863
> > 
> > [25295.0, fsstress] [ 7004.392105] a430  00000000 00000000 00000000
> > ffffffff ffffffff 00000000 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.402894] a450  00000001 00000000 00000000
> > 00000001 00000000 00000000 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.413789] a470  00000000 00000000 deaf1eed
> > ffffffff ffffffff 00000000 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.424582] a490  c865a288 00000000 00000000
> > c0a10560 e598e800 00000000 00000000 dead4ead
> > 
> > [25295.0, fsstress] [ 7004.435343] a4b0  ffffffff ffffffff 00000000
> > 00000060 00000001 00000000 00000000 dead4ead
> > 
> > [25295.0, fsstress] [ 7004.446121] a4d0  ffffffff ffffffff c865a4d8
> > c865a4d8 00000000 00000000 c865a4c0 001eae5e
> > 
> > [25295.0, fsstress] [ 7004.456842] a4f0  00000000 00000000 c865a4f8
> > c865a4f8 c865a500 c865a500 c865a508 c865a508
> > 
> > [25295.0, fsstress] [ 7004.467571] 
> > 
> > [25295.0, fsstress] [ 7004.467817] R9: 0xd0521f80:
> > 
> > [25295.0, fsstress] [ 7004.475932] 1f80  c017abb0 c0151174 d0521fa4
> > 00000000 00000044 00089070 00000000 d0521fa8
> > 
> > [25295.0, fsstress] [ 7004.486695] 1fa0  c0047c60 c017ab84 00000044
> > 00089070 00000044 15b311f8 0008a2cc 00000001
> > 
> > [25295.0, fsstress] [ 7004.497542] 1fc0  00000044 00089070 00000fff
> > 00000024 0008b294 000890c0 0008b29c 000086c0
> > 
> > [25295.0, fsstress] [ 7004.508277] 1fe0  0008b2a0 be9b06e8 000086cc
> > 000223cc 60000010 00000044 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.519052] 2000  00000002 00000003 00000000
> > c8a56ba0 c09c2848 00000000 00000015 c8a56ba0
> > 
> > [25295.0, fsstress] [ 7004.529778] 2020  c2047040 deaba900 d0522000
> > c0041c24 dbca0540 00000000 d0523df4 d0523d30
> > 
> > [25295.0, fsstress] [ 7004.540516] 2040  c07064e0 00000000 00000000
> > 00000000 00000000 00000000 01010000 00000000
> > 
> > [25295.0, fsstress] [ 7004.551284] 2060  00d004a0 00000000 00000000
> > 00000000 00000000 00000000 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.562109] Process fsstress (pid: 25295, stack
> > limit = 0xd05222f8)
> > 
> > [25295.0, fsstress] [ 7004.570687] Stack: (0xd0523e88 to 0xd0524000)
> > 
> > [25295.0, fsstress] [ 7004.577287] 3e80:                   d0523eb4
> > d0523e98 c0214f08 c004c060 00000000 ce156000
> > 
> > [25295.0, fsstress] [ 7004.587923] 3ea0: e598ec00 e598ec00 d0523edc
> > d0523eb8 c02055d4 c0214e64 00000000 ce156000
> > 
> > [25295.0, fsstress] [ 7004.598621] 3ec0: e3e8e8a0 00002124 00000000
> > 00000000 d0523f0c d0523ee0 c015bc54 c02054d4
> > 
> > [25295.0, fsstress] [ 7004.609265] 3ee0: c016bb40 c016b9d0 d0523f0c
> > 00002124 ce156000 00000000 00000000 c0047e08
> > 
> > [25295.0, fsstress] [ 7004.619911] 3f00: d0523f94 d0523f10 c015cb80
> > c015bbb4 00301668 e4adf000 e51ab140 e3e1b510
> > 
> > [25295.0, fsstress] [ 7004.630568] 3f20: 0c6b32de 0000006b e4adf000
> > 00000000 d0522000 e3e8e8a0 00000600 00000002
> > 
> > [25295.0, fsstress] [ 7004.641204] 3f40: 00000000 00000000 db909000
> > c0047e08 00000241 000001b6 00000022 00000300
> > 
> > [25295.0, fsstress] [ 7004.651914] 3f60: be9b06c0 000001b6 0000004f
> > 00000080 c0047e08 00000000 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.662568] 3f80: 00000000 0000000e d0523fa4
> > d0523f98 c015cbf4 c015c9fc 00000000 d0523fa8
> > 
> > [25295.0, fsstress] [ 7004.673205] 3fa0: c0047c60 c015cbd8 00000000
> > 00000000 40100468 00002124 00000000 00000000
> > 
> > [25295.0, fsstress] [ 7004.683851] 3fc0: 00000000 00000000 00000000
> > 0000000e 0008b294 000890c0 0008b29c 0000b684
> > 
> > [25295.0, fsstress] [ 7004.694581] 3fe0: 00000000 be9b0284 000092fc
> > 00021b54 60000010 40100468 25ffe821 25ffec21
> > 
> > [25295.0, fsstress] [ 7004.705466] Backtrace: 
> > 
> > [25295.0, fsstress] [ 7004.710105] [<c004c054>] (__bug+0x0/0x30) from
> > [<c0214f08>] (alloc_nid_failed+0xb0/0xb4)
> > 
> > [25295.0, fsstress] [ 7004.720684] [<c0214e58>] (alloc_nid_failed
> > +0x0/0xb4) from [<c02055d4>] (f2fs_mknod+0x10c/0x140)
> > 
> > [25295.0, fsstress] [ 7004.731888]  r6:e598ec00 r5:e598ec00
> > r4:ce156000 r3:00000000
> > 
> > [25295.0, fsstress] [ 7004.739925] [<c02054c8>] (f2fs_mknod+0x0/0x140)
> > from [<c015bc54>] (vfs_mknod+0xac/0xfc)
> > 
> > [25295.0, fsstress] [ 7004.750381] [<c015bba8>] (vfs_mknod+0x0/0xfc)
> > from [<c015cb80>] (sys_mknodat+0x190/0x1dc)
> > 
> > [25295.0, fsstress] [ 7004.761011]  r8:c0047e08 r7:00000000
> > r6:00000000 r5:ce156000 r4:00002124
> > 
> > [25295.0, fsstress] [ 7004.770142] [<c015c9f0>] (sys_mknodat
> > +0x0/0x1dc) from [<c015cbf4>] (sys_mknod+0x28/0x2c)
> > 
> > [25295.0, fsstress] [ 7004.780679]  r7:0000000e r6:00000000
> > r5:00000000 r4:00000000
> > 
> > [25295.0, fsstress] [ 7004.788771] [<c015cbcc>] (sys_mknod+0x0/0x2c)
> > from [<c0047c60>] (ret_fast_syscall+0x0/0x30)
> > 
> > [25295.0, fsstress] [ 7004.799617] Code: e59f0010 e08f0000 eb1ad0a8
> > e3a03000 (e5833000) 
> > 
> > [25295.0, fsstress] [ 7004.808587] ---[ end trace d2d82badfd2bca9e
> > ]---
> > 
> > [25295.0, fsstress] [ 7004.815826] Kernel panic - not syncing: Fatal
> > exception
> > 
> > [25295.0, fsstress] [ 7004.823382] Backtrace: 
> > 
> > [25295.0, fsstress] [ 7004.828098] [<c004c114>] (dump_backtrace
> > +0x0/0x12c) from [<c06fff00>] (dump_stack+0x18/0x1c)
> > 
> > [25295.0, fsstress] [ 7004.839165]  r6:c8a56ba0 r5:c0a3a0ac
> > r4:c0041c24 r3:00000002
> > 
> > [25295.0, fsstress] [ 7004.847362] [<c06ffee8>] (dump_stack+0x0/0x1c)
> > from [<c07001a4>] (panic+0x90/0x204)
> > 
> > [25295.0, fsstress] [ 7004.857563] [<c0700114>] (panic+0x0/0x204) from
> > [<c004c630>] (die+0x1b4/0x1ec)
> > 
> > [25295.0, fsstress] [ 7004.867280]  r3:00000001 r2:d0523c50
> > r1:20000113 r0:c0888a20
> > 
> > [25295.0, fsstress] [ 7004.875494]  r7:c08889f4
> > 
> > [25295.0, fsstress] [ 7004.880215] [<c004c47c>] (die+0x0/0x1ec) from
> > [<c06fff6c>] (__do_kernel_fault.part.1+0x68/0x88)
> > 
> > [25295.0, fsstress] [ 7004.891507]  r8:ffffffe4 r7:d0523e40
> > r6:dbca0540 r5:00000817 r4:00000000
> > 
> > [25295.0, fsstress] [ 7004.900911] [<c06fff04>]
> > (__do_kernel_fault.part.1+0x0/0x88) from [<c070cde8>] (do_page_fault
> > +0x234/0x3c4)
> > 
> > [25295.0, fsstress] [ 7004.913272]  r7:00000817 r3:d0523e40
> > 
> > [25295.0, fsstress] [ 7004.919231] [<c070cbb4>] (do_page_fault
> > +0x0/0x3c4) from [<c0042274>] (do_DataAbort+0x40/0xac)
> > 
> > [25295.0, fsstress] [ 7004.930360] [<c0042234>] (do_DataAbort
> > +0x0/0xac) from [<c070a350>] (__dabt_svc+0x70/0xa0)
> > 
> > [25295.0, fsstress] [ 7004.941120] Exception stack(0xd0523e40 to
> > 0xd0523e88)
> > 
> > [25295.0, fsstress] [ 7004.948537] 3e40: 00000067 60000093 c0a00e44
> > 00000000 e58fd000 0000b26c e58fd04c c865a490
> > 
> > [25295.0, fsstress] [ 7004.959289] 3e60: ffffffe4 d0522000 00000081
> > d0523e94 d0523db0 d0523e88 c0083c18 c004c078
> > 
> > [25295.0, fsstress] [ 7004.969993] 3e80: 20000013 ffffffff
> > 
> > [25295.0, fsstress] [ 7004.975692]  r7:c865a490 r6:e58fd04c
> > r5:00000007 r4:0000040f
> > 
> > [25295.0, fsstress] [ 7004.983950] [<c004c054>] (__bug+0x0/0x30) from
> > [<c0214f08>] (alloc_nid_failed+0xb0/0xb4)
> > 
> > [25295.0, fsstress] [ 7004.994725] [<c0214e58>] (alloc_nid_failed
> > +0x0/0xb4) from [<c02055d4>] (f2fs_mknod+0x10c/0x140)
> > 
> > [25295.0, fsstress] [ 7005.006107]  r6:e598ec00 r5:e598ec00
> > r4:ce156000 r3:00000000
> > 
> > [25295.0, fsstress] [ 7005.014358] [<c02054c8>] (f2fs_mknod+0x0/0x140)
> > from [<c015bc54>] (vfs_mknod+0xac/0xfc)
> > 
> > [25295.0, fsstress] [ 7005.024956] [<c015bba8>] (vfs_mknod+0x0/0xfc)
> > from [<c015cb80>] (sys_mknodat+0x190/0x1dc)
> > 
> > [25295.0, fsstress] [ 7005.035824]  r8:c0047e08 r7:00000000
> > r6:00000000 r5:ce156000 r4:00002124
> > 
> > [25295.0, fsstress] [ 7005.045206] [<c015c9f0>] (sys_mknodat
> > +0x0/0x1dc) from [<c015cbf4>] (sys_mknod+0x28/0x2c)
> > 
> > [25295.0, fsstress] [ 7005.055822]  r7:0000000e r6:00000000
> > r5:00000000 r4:00000000
> > 
> > [25295.0, fsstress] [ 7005.064006] [<c015cbcc>] (sys_mknod+0x0/0x2c)
> > from [<c0047c60>] (ret_fast_syscall+0x0/0x30)
> > 
> > [25467.2, fsstress] [ 7005.075059] CPU2: stopping
> > 
> > [25467.2, fsstress] [ 7005.079841] Backtrace: 
> > 
> > [25467.2, fsstress] [ 7005.084391] [<c004c114>] (dump_backtrace
> > +0x0/0x12c) from [<c06fff00>] (dump_stack+0x18/0x1c)
> > 
> > [25467.2, fsstress] [ 7005.095262]  r6:c003eda4 r5:d2794000
> > r4:c0989d5c r3:00000000
> > 
> > [25467.2, fsstress] [ 7005.103225] [<c06ffee8>] (dump_stack+0x0/0x1c)
> > from [<c00421f0>] (do_IPI+0x284/0x2c8)
> > 
> > [25467.2, fsstress] [ 7005.113464] [<c0041f6c>] (do_IPI+0x0/0x2c8)
> > from [<c070a3cc>] (__irq_svc+0x4c/0xe8)
> > 
> > [25467.2, fsstress] [ 7005.123503] Exception stack(0xd2795e50 to
> > 0xd2795e98)
> > 
> > [25467.2, fsstress] [ 7005.130764] 5e40:
> > 00000000 ce2dcda0 00000001 00000001
> > 
> > [25467.2, fsstress] [ 7005.141364] 5e60: d2794000 c0982200 00000001
> > ce2dcd30 c0982200 c017aae8 ce2dcc30 d2795eb4
> > 
> > [25467.2, fsstress] [ 7005.151963] 5e80: d2795e98 d2795e98 c0709c60
> > c0709cbc 20000113 ffffffff
> > 
> > [25467.2, fsstress] [ 7005.160895] [<c0709c2c>] (__raw_spin_lock
> > +0x0/0xa0) from [<c0709cdc>] (_raw_spin_lock+0x10/0x14)
> > 
> > [25467.2, fsstress] [ 7005.172136]  r6:ce2dcc44 r5:ce2dcc30
> > r4:e598e898 r3:d2794000
> > 
> > [25467.2, fsstress] [ 7005.180105] [<c0709ccc>] (_raw_spin_lock
> > +0x0/0x14) from [<c01754c0>] (sync_inodes_sb+0x15c/0x194)
> > 
> > [25467.2, fsstress] [ 7005.191457] [<c0175364>] (sync_inodes_sb
> > +0x0/0x194) from [<c017aad8>] (__sync_filesystem+0x8c/0x9c)
> > 
> > [25467.2, fsstress] [ 7005.202987] [<c017aa4c>] (__sync_filesystem
> > +0x0/0x9c) from [<c017ab08>] (sync_one_sb+0x20/0x24)
> > 
> > [25467.2, fsstress] [ 7005.214137]  r5:e598dc00 r4:e598e800
> > 
> > [25467.2, fsstress] [ 7005.219853] [<c017aae8>] (sync_one_sb+0x0/0x24)
> > from [<c01511ec>] (iterate_supers+0x84/0xd8)
> > 
> > [25467.2, fsstress] [ 7005.230734] [<c0151168>] (iterate_supers
> > +0x0/0xd8) from [<c017abc4>] (sys_sync+0x4c/0x7c)
> > 
> > [25467.2, fsstress] [ 7005.241342] [<c017ab78>] (sys_sync+0x0/0x7c)
> > from [<c0047c60>] (ret_fast_syscall+0x0/0x30)
> > 
> > [25467.2, fsstress] [ 7005.252026]  r5:00089070 r4:00000042
> > 
> > [25422.1, fsstress] [ 7005.257741] CPU1: stopping
> > 
> > [25422.1, fsstress] [ 7005.262501] Backtrace: 
> > 
> > [25422.1, fsstress] [ 7005.267012] [<c004c114>] (dump_backtrace
> > +0x0/0x12c) from [<c06fff00>] (dump_stack+0x18/0x1c)
> > 
> > [25422.1, fsstress] [ 7005.277884]  r6:c003eda4 r5:d3dac000
> > r4:c0989d5c r3:00000000
> > 
> > [25422.1, fsstress] [ 7005.285842] [<c06ffee8>] (dump_stack+0x0/0x1c)
> > from [<c00421f0>] (do_IPI+0x284/0x2c8)
> > 
> > [25422.1, fsstress] [ 7005.296075] [<c0041f6c>] (do_IPI+0x0/0x2c8)
> > from [<c070a3cc>] (__irq_svc+0x4c/0xe8)
> > 
> > [25422.1, fsstress] [ 7005.306111] Exception stack(0xd3daddd8 to
> > 0xd3dade20)
> > 
> > [25422.1, fsstress] [ 7005.313371] ddc0:
> > 00000017 ce100788
> > 
> > [25422.1, fsstress] [ 7005.323972] dde0: 00008050 01000000 ce100788
> > 00000000 00000000 00000000 c0982200 00000000
> > 
> > [25422.1, fsstress] [ 7005.334572] de00: ce105450 d3dade9c 00000000
> > d3dade20 c010a4d0 c010a4dc 60000113 ffffffff
> > 
> > [25422.1, fsstress] [ 7005.345202] [<c010a3cc>]
> > (filemap_fdatawait_range+0x0/0x138) from [<c010a56c>]
> > (filemap_fdatawait+0x68/0x78)
> > 
> > [25422.1, fsstress] [ 7005.357569] [<c010a504>] (filemap_fdatawait
> > +0x0/0x78) from [<c01754b0>] (sync_inodes_sb+0x14c/0x194)
> > 
> > [25422.1, fsstress] [ 7005.369181]  r7:ce100718 r6:ce10062c
> > r5:ce100618 r4:e598e898
> > 
> > [25422.1, fsstress] [ 7005.377139] [<c0175364>] (sync_inodes_sb
> > +0x0/0x194) from [<c017aad8>] (__sync_filesystem+0x8c/0x9c)
> > 
> > [25422.1, fsstress] [ 7005.388670] [<c017aa4c>] (__sync_filesystem
> > +0x0/0x9c) from [<c017ab08>] (sync_one_sb+0x20/0x24)
> > 
> > [25422.1, fsstress] [ 7005.399817]  r5:e598dc00 r4:e598e800
> > 
> > [25422.1, fsstress] [ 7005.405526] [<c017aae8>] (sync_one_sb+0x0/0x24)
> > from [<c01511ec>] (iterate_supers+0x84/0xd8)
> > 
> > [25422.1, fsstress] [ 7005.416406] [<c0151168>] (iterate_supers
> > +0x0/0xd8) from [<c017abc4>] (sys_sync+0x4c/0x7c)
> > 
> > [25422.1, fsstress] [ 7005.427010] [<c017ab78>] (sys_sync+0x0/0x7c)
> > from [<c0047c60>] (ret_fast_syscall+0x0/0x30)
> > 
> > [25422.1, fsstress] [ 7005.437697]  r5:00089070 r4:00000003
> > 
> > [25437.3, fsstress] [ 7005.443408] CPU3: stopping
> > 
> > [25437.3, fsstress] [ 7005.448166] Backtrace: 
> > 
> > [25437.3, fsstress] [ 7005.452675] [<c004c114>] (dump_backtrace
> > +0x0/0x12c) from [<c06fff00>] (dump_stack+0x18/0x1c)
> > 
> > [25437.3, fsstress] [ 7005.463548]  r6:c003eda4 r5:c821c000
> > r4:c0989d5c r3:00000000
> > 
> > [25437.3, fsstress] [ 7005.471509] [<c06ffee8>] (dump_stack+0x0/0x1c)
> > from [<c00421f0>] (do_IPI+0x284/0x2c8)
> > 
> > [25437.3, fsstress] [ 7005.481742] [<c0041f6c>] (do_IPI+0x0/0x2c8)
> > from [<c070a3cc>] (__irq_svc+0x4c/0xe8)
> > 
> > [25437.3, fsstress] [ 7005.491780] Exception stack(0xc821de50 to
> > 0xc821de98)
> > 
> > [25437.3, fsstress] [ 7005.499045] de40:
> > 00000001 00000003 cad4ae20 de020424
> > 
> > [25437.3, fsstress] [ 7005.509643] de60: c821c000 de020424 00000001
> > de020510 c0982200 c017aae8 de020618 c821deb4
> > 
> > [25437.3, fsstress] [ 7005.520241] de80: c821de98 c821de98 c0709c60
> > c0709c60 60000113 ffffffff
> > 
> > [25437.3, fsstress] [ 7005.529173] [<c0709c2c>] (__raw_spin_lock
> > +0x0/0xa0) from [<c0709cdc>] (_raw_spin_lock+0x10/0x14)
> > 
> > [25437.3, fsstress] [ 7005.540415]  r6:de020424 r5:de020410
> > r4:e598e898 r3:c821c000
> > 
> > [25437.3, fsstress] [ 7005.548372] [<c0709ccc>] (_raw_spin_lock
> > +0x0/0x14) from [<c0175440>] (sync_inodes_sb+0xdc/0x194)
> > 
> > [25437.3, fsstress] [ 7005.559628] [<c0175364>] (sync_inodes_sb
> > +0x0/0x194) from [<c017aad8>] (__sync_filesystem+0x8c/0x9c)
> > 
> > [25437.3, fsstress] [ 7005.571159] [<c017aa4c>] (__sync_filesystem
> > +0x0/0x9c) from [<c017ab08>] (sync_one_sb+0x20/0x24)
> > 
> > [25437.3, fsstress] [ 7005.582309]  r5:e598dc00 r4:e598e800
> > 
> > [25437.3, fsstress] [ 7005.588016] [<c017aae8>] (sync_one_sb+0x0/0x24)
> > from [<c01511ec>] (iterate_supers+0x84/0xd8)
> > 
> > [25437.3, fsstress] [ 7005.598894] [<c0151168>] (iterate_supers
> > +0x0/0xd8) from [<c017abc4>] (sys_sync+0x4c/0x7c)
> > 
> > [25437.3, fsstress] [ 7005.609500] [<c017ab78>] (sys_sync+0x0/0x7c)
> > from [<c0047c60>] (ret_fast_syscall+0x0/0x30)
> > 
> > [25437.3, fsstress] [ 7005.620185]  r5:00089070 r4:00000006
> > 
> > [25295.0, fsstress] [ 7005.806015] Timestamp = 1294027366.878
> > 
> > [25295.0, fsstress] [ 7005.811891] Current Time = 01-03 04:02:46.878,
> > Uptime = 7004.826 seconds
> > 
> > 
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> 

-- 
Jaegeuk Kim
Samsung



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