From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from web13206.mail.yahoo.com ([216.136.174.191]) by pentafluge.infradead.org with smtp (Exim 3.22 #1 (Red Hat Linux)) id 16Qsom-0006kP-00 for ; Wed, 16 Jan 2002 16:21:40 +0000 Message-ID: <20020116163239.99399.qmail@web13206.mail.yahoo.com> Date: Wed, 16 Jan 2002 08:32:39 -0800 (PST) From: Sanjay Kumar Subject: JFFS2 is crashing the kernel To: linux-mtd@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-mtd-admin@lists.infradead.org Errors-To: linux-mtd-admin@lists.infradead.org List-Help: List-Post: List-Subscribe: , List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: Hi All, I am using JFFS2 for AMD flash running on a MIPS processor and till now I had no problems. but suddenly while reading a file from Flash, the kernel crashed. I am using Linux 2.4.2 I got the following trace - 5>inflate returned -4 Unable to handle kernel paging request at virtual address 07c04800, epc == 8098c 2dc, ra == 8098c2a0 Oops in fault.c:do_page_fault, line 189: $0 : 00000000 80ab0000 000006eb 00000000 000006eb 000006ea 07c04800 d7735738 $8 : 00000000 80a36aa0 000006eb 000223f4 000006eb 80b3a160 9393f884 07c04800 $16: 80d44000 80b53100 00000000 07c04800 80d44000 00001000 80b79c60 80d53b10 $24: 00000000 00000000 80d52000 80d53af0 80b0ecb0 8098c2a0 epc : 8098c2dc Status: 10004304 Cause : 10000008 Process lash (pid: 145, stackpage=80d52000) Stack: 00000001 80a71050 8091fbec 00000800 000006eb 80d53b10 07c04800 80aaaf18 000006eb 8091d80c 00001000 80b5a3c4 80b4eef8 00011000 80d44000 00012000 80af8630 fffffff7 80b0ecb0 8098a310 00000001 80a71068 00000008 00000000 00001000 2a2b2c2d 80b4ede0 80af8630 80b4eef8 80af8630 00000000 00000000 80b0bd30 00001000 80b4ede0 8098a4ec 80a78490 00000005 00000001 00001000 80b4ede0 ... Call Trace: [<8091fbec>] [<8091d80c>] [<8098a310>] [<8098a4ec>] [<8098a654>] [<8 092dbdc>] [<8092dc98>] [<80a51664>] [<80a51664>] [<80a51650>] [<80a51648>] [<809 2dfec>] [<8092df0c>] [<80952d54>] [<80968bb4>] [<809d8854>] [<809f5e98>] [<8090b ba4>] [<809688d8>] [<80953754>] [<80953b84>] [<8092ce78>] [<80943524>] [<809103c 0>] [<80910de4>] [<8090b368>] Code: 8e27003c 04a0000d 02603021 <90c20000> 24c60001 24a5ffff 00621026 3042 00ff 00021080 By the trace it seems that the kernel crashed when JFFS2 is calling the zlib_decompress() for reading the file. Did anybody got this problem? Also can some one help me in understanding the problem. Thanks, Sanjay __________________________________________________ Do You Yahoo!? Send FREE video emails in Yahoo! Mail! http://promo.yahoo.com/videomail/