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From: Tao Ren <taoren@fb.com>
To: "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
	"OpenBMC Maillist" <openbmc@lists.ozlabs.org>
Subject: kernel BUG at fs/jffs2/gc.c:395!
Date: Tue, 20 Aug 2019 23:09:04 +0000	[thread overview]
Message-ID: <e8bde724-46fd-4264-ea3f-a84a792bcad8@fb.com> (raw)

Hi,

I hit following jffs2 bug while running Linux 5.0.3 on CMM (ASPEED2500) BMC platform. Has anyone seen the issue before? Any suggestions? 

[   46.024017] ------------[ cut here ]------------
[   46.079178] kernel BUG at /data/users/taoren/openbmc/build-cmm/tmp/work-shared/cmm/kernel-source/fs/jffs2/gc.c:395!
[   46.204076] Internal error: Oops - BUG: 0 [#1] ARM
[   46.261378] Modules linked in: ext4 mbcache jbd2 crypto_hash
[   46.329093] CPU: 0 PID: 1181 Comm: jffs2_gcd_mtd3 Not tainted 5.0.3-cmm #1
[   46.411343] Hardware name: Generic DT based system
[   46.468685] PC is at jffs2_garbage_collect_pass+0x6f4/0x734
[   46.535322] LR is at jffs2_garbage_collect_pass+0x6f4/0x734
[   46.601977] pc : [<802c292c>]    lr : [<802c292c>]    psr: 60000013
[   46.676959] sp : af3cded0  ip : b56a75c0  fp : af3cdf24
[   46.739463] r10: b4061140  r9 : b57a3900  r8 : b555d4ac
[   46.801968] r7 : b555d4ac  r6 : b403502c  r5 : 00000000  r4 : b4035000
[   46.880073] r3 : b56a75c0  r2 : 00000000  r1 : 00000000  r0 : b403502c
[   46.958177] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
[   47.043561] Control: 00c5387d  Table: b5774008  DAC: 00000051
[   47.112319] Process jffs2_gcd_mtd3 (pid: 1181, stack limit = 0x54372ffe)
[   47.192490] Stack: (0xaf3cded0 to 0xaf3ce000)
[   47.244601] dec0:                                     00000000 80a07028 800ad6c9 0000ff2c
[   47.342468] dee0: af3cdefc af3cdef0 80125cd4 8012313c af3cdf24 800ad6c9 8012614c b4035000 
[   47.440331] df00: ffffe000 af3cc000 af3cc000 b4035000 802c509c b419dd18 af3cdf74 af3cdf28
[   47.538196] df20: 802c5174 802c2244 ffffe000 00000001 00000000 ffffe000 b57b0940 00000000
[   47.636058] df40: ffffe000 b4035000 802c509c b419dd18 af3cdf74 800ad6c9 b5753980 b5753980
[   47.733923] df60: b57b0940 00000000 af3cdfac af3cdf78 80134d58 802c50a8 b5753998 b5753998
[   47.831787] df80: af3cdfac b57b0940 80134c0c 00000000 00000000 00000000 00000000 00000000
[   47.929648] dfa0: 00000000 af3cdfb0 801010e8 80134c18 00000000 00000000 00000000 00000000
[   48.027512] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   48.125376] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000
[   48.223230] Backtrace:  
[   48.252489] [<802c2238>] (jffs2_garbage_collect_pass) from [<802c5174>] (jffs2_garbage_collect_thread+0xd8/0x1ac)
[   48.375294]  r10:b419dd18 r9:802c509c r8:b4035000 r7:af3cc000 r6:af3cc000 r5:ffffe000
[   48.468985]  r4:b4035000
[   48.499281] [<802c509c>] (jffs2_garbage_collect_thread) from [<80134d58>] (kthread+0x14c/0x164)
[   48.603358]  r6:00000000 r5:b57b0940 r4:b5753980
[   48.658590] [<80134c0c>] (kthread) from [<801010e8>] (ret_from_fork+0x14/0x2c)
[   48.745001] Exception stack(0xaf3cdfb0 to 0xaf3cdff8)
[   48.805428] dfa0:                                     00000000 00000000 00000000 00000000
[   48.903296] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   49.001157] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
[   49.080305]  r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80134c0c
[   49.174000]  r4:b57b0940
[   49.204275] Code: e59f0044 ebfa25cb e1a00006 eb0e888d (e7f001f2)
[   49.277188] ---[ end trace 6baa7af0a90d15ab ]---
[   49.332395] Kernel panic - not syncing: Fatal exception


Thanks,

Tao
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             reply	other threads:[~2019-08-20 23:09 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-20 23:09 Tao Ren [this message]
2019-08-20 23:11 ` kernel BUG at fs/jffs2/gc.c:395! Tao Ren
2019-08-21  0:06   ` Andrew Jeffery
2019-08-21  0:20     ` Tao Ren
2019-08-25 19:22     ` Richard Weinberger
2019-08-25 22:08       ` Tao Ren
2019-08-25 22:29         ` Richard Weinberger
2019-08-27  4:42           ` Tao Ren
2019-08-28  0:08             ` [Potential Spoof] " Tao Ren
2019-08-26  0:33       ` Andrew Jeffery
2019-08-26  7:42         ` Richard Weinberger

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