From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: "S. Hebbar" To: linuxppc-embedded@lists.linuxppc.org Subject: JFFS2 crash Date: Fri, 19 Mar 2004 08:21:19 +0530 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Message-Id: <200403181020.42018.shebbar@india.tejasnetworks.com> Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: Hello, I am getting the following exception in the jffs2 module when the linux is starting up. The /etc partition is jffs2 file system. I verified the content of the flash after programming and that matches with the original /etc binary image. (Created using mkfs.jffs2 utility). I can reproduce this problem very easily by editing one of the file in /etc and give "reboot" command. The /etc partition size is 1 Meg.TEJAS > df Filesystem 1k-blocks Used Available Use% Mounted on /dev/mtdblock4 1024 804 220 79% /etc Linux: Denx 2.4.20 UBoot: 0.3.0 The "map" is included at the end of this mail. Any help is appreciated. Regards, Hebbar. Mounting /dev/mtdblock4 on /etc as jffs2 file system. init started: BusyBox v0.60.5 (2004.03.04-09:24+0000) multi-call Welcome to Linux Press 'I' to enter interactive startup. Mounting proc filesystem on /proc [ OK ] Mounting tmpfs filesystem on /var [ OK ] Making a writable /dev [ OK ] Mounting devpts filesystem on /dev/pts [ OK ] Starting mountfs: [ OK ] Oops: kernel access of bad area, sig: 11 NIP: C008D040 XER: 00000000 LR: C0091B8C SP: C73C3DE0 REGS: c73c3d30 TRAP: 0300 Not tainted MSR: 00009032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 DAR: 39E51670, DSISR: 20000000 TASK = c73c2000[50] 'S10network' Last syscall: 3 last math c73c2000 last altivec 00000000 GPR00: 00000018 C73C3DE0 C73C2000 00000006 C730F000 00000632 00001000 00001000 GPR08: 030077F2 39E51658 00000006 C73FC000 00100000 100B0734 00000000 00000000 GPR16: 100D9B10 00000000 00000000 C00280A4 00000001 C018D6C0 00000000 C01990C4 GPR24: C73C3DF8 C730F000 00001000 C03934B0 C73FC000 C730F000 00000000 C0390100 Call backtrace: C0091708 C0091B8C C0091D70 C008FE98 C008FF2C C008FFA0 C0027C6C C00281FC C0035FF0 C0003F5C 10054164 10054524 1005B8CC 10022F8C 10023780 10022BDC 1001F304 1001EB88 10013564 100111E8 0FE88F70 00000000 /etc/rc.d/rc: line 125: 50 Segmentation fault $i start >>From the mapfile: ============= c008cfa8 T jffs2_compress c008d00c T jffs2_decompress c008d0e0 t init_rubin c008d11c t encode c008d27c t end_rubin c008d310 t init_decode c008d3a0 t __do_decode c008d42c t decode c008d4f0 t out_byte c008d58c t in_byte c008d5f8 t rubin_do_compress c008d6d0 T jffs2_dynrubin_compress c008d920 t rubin_do_decompress c008d994 T jffs2_rubinmips_decompress c008d9d4 T jffs2_dynrubin_decompress c008da38 T jffs2_rtime_compress c008db54 T jffs2_rtime_decompress c008dc18 T jffs2_zlib_exit c008dc4c T jffs2_zlib_compress c008de6c T jffs2_zlib_decompress c008e018 t jffs2_lookup c008e17c t jffs2_readdir c008e304 t jffs2_create c008e42c t jffs2_unlink c008e490 t jffs2_link c008e5b0 t jffs2_symlink c008ead0 t jffs2_mkdir c008ef28 t jffs2_rmdir c008ef9c t jffs2_mknod c008f4a8 t jffs2_rename c008f780 T jffs2_fsync c008f854 T jffs2_setattr c008fdfc T jffs2_do_readpage_nolock c008ff14 T jffs2_do_readpage_unlock c008ff50 T jffs2_readpage c008ffdc T jffs2_prepare_write c0090324 T jffs2_commit_write c009053c T jffs2_ioctl c0090544 T jffs2_add_fd_to_list c009062c T jffs2_add_tn_to_list c0090674 t jffs2_free_tmp_dnode_info_list c00906c0 t jffs2_free_full_dirent_list c0090700 T jffs2_get_inode_nodes c0091148 T jffs2_set_inocache_state c0091178 T jffs2_get_ino_cache c00911c0 T jffs2_add_ino_cache c0091214 T jffs2_del_ino_cache c0091260 T jffs2_free_ino_caches c00912cc T jffs2_free_raw_node_refs c0091358 T jffs2_lookup_node_frag c00913b4 T jffs2_kill_fragtree c009148c T jffs2_fragtree_insert c00913b4 T jffs2_kill_fragtree c009148c T jffs2_fragtree_insert c009154c T jffs2_destroy_slab_caches c00915f4 T jffs2_alloc_full_dirent c009161c T jffs2_free_full_dirent c009163c T jffs2_alloc_full_dnode c0091668 T jffs2_free_full_dnode c0091694 T jffs2_alloc_raw_dirent c00916c0 T jffs2_free_raw_dirent c00916ec T jffs2_alloc_raw_inode c0091718 T jffs2_free_raw_inode c0091744 T jffs2_alloc_tmp_dnode_info c0091770 T jffs2_free_tmp_dnode_info c009179c T jffs2_alloc_raw_node_ref c00917c8 T jffs2_free_raw_node_ref c00917f4 T jffs2_alloc_node_frag c0091820 T jffs2_free_node_frag c009184c T jffs2_alloc_inode_cache c0091878 T jffs2_free_inode_cache c00918a4 T jffs2_read_dnode c0091c1c T jffs2_read_inode_range c0091dc4 T jffs2_getlink c0091ef8 T jffs2_reserve_space c00920a0 T jffs2_reserve_space_gc c00920f4 t jffs2_do_reserve_space c009243c T jffs2_add_physical_node_ref c0092698 T jffs2_complete_reservation c00926e4 T jffs2_mark_node_obsolete c0092be0 t jffs2_obsolete_node_frag c0092c5c T jffs2_add_full_dnode_to_inode c0092d80 t jffs2_add_frag_to_fragtree c0093140 T jffs2_truncate_fraglist c0093204 T jffs2_do_read_inode c00933c8 T jffs2_do_crccheck_inode c009348c t jffs2_do_read_inode_internal c0093974 T jffs2_do_clear_inode c0093acc T jffs2_do_new_inode c0093bf0 T jffs2_write_dnode c0093e44 T jffs2_write_dirent c0094080 T jffs2_write_inode_range c00943fc T jffs2_do_create c00947a0 T jffs2_do_unlink c0094aa4 T jffs2_do_link c0094cf0 T jffs2_scan_medium c0095248 t jffs2_fill_scan_buf c00952b4 t jffs2_scan_eraseblock c0095c24 t jffs2_scan_make_ino_cache c0095cb0 t jffs2_scan_inode_node c0095e74 t jffs2_scan_dirent_node c0096184 t count_list c00961bc t rotate_list c009620c T jffs2_rotate_lists c0096344 t jffs2_find_gc_block c00964d8 T jffs2_garbage_collect_pass c00969bc t jffs2_garbage_collect_live c0096db8 t jffs2_garbage_collect_pristine c00971f8 t jffs2_garbage_collect_metadata c00974f4 t jffs2_garbage_collect_dirent c0097708 t jffs2_garbage_collect_deletion_dirent c00977c0 t jffs2_garbage_collect_hole c0097c58 t jffs2_garbage_collect_dnode c0098054 T jffs2_readlink c00980dc T jffs2_follow_link c0098154 t jffs2_build_filesystem c0098418 T jffs2_build_inode_pass1 c0098514 T jffs2_build_remove_unlinked_inode c0098608 T jffs2_do_mount_fs c009882c T jffs2_erase_block c00989b4 T jffs2_erase_pending_blocks c0098b60 t jffs2_erase_succeeded c0098bb4 t jffs2_erase_failed c0098c3c t jffs2_erase_callback c0098ca8 t jffs2_free_all_node_refs c0098da8 T jffs2_erase_pending_trigger c0098db4 t jffs2_mark_erased_block c0099268 T jffs2_garbage_collect_trigger c00992b8 T jffs2_start_garbage_collect_thread c009939c T jffs2_stop_garbage_collect_thread c0099400 t jffs2_garbage_collect_thread c0099594 t thread_should_wake c00995ec T jffs2_statfs c009965c T jffs2_clear_inode c0099688 T jffs2_read_inode c0099984 T jffs2_remount_fs c0099a18 T jffs2_write_super c0099a64 T jffs2_new_inode c0099bf8 T jffs2_do_fill_super c0099e30 T jffs2_flash_direct_writev c0099f10 t jffs2_read_super c0099fd4 T jffs2_put_super ** Sent via the linuxppc-embedded mail list. 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