#18159: SQUASHFS error: Unable to read page causes kernel panic
-----------------------------------+-----------------------------------
Reporter: mehlis@… | Owner: developers
Type: defect | Status: new
Priority: normal | Milestone: Barrier Breaker 14.07
Component: packages | Version: Trunk
Keywords: tp-link 4300 SQUASHFS |
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on my tp-link 4300 I had this on bootup with BB:
{{{
0] SQUASHFS error: Unable to read page, block 5e622, size f1d4
[ 29.530000] ------------[ cut here ]------------
[ 29.530000] WARNING: at kernel/workqueue.c:1310
__queue_work+0xcc/0x238()
[ 29.530000] Modules linked in: ath9k ath9k_common pppoe ppp_async
iptable_nat ath9k_hw ath pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv4
mac80211 ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_tcpmss xt_statistic
xt_state xt_policy xt_nat xt_multiport xt_mark xt_mac xt_limit xt_length
xt_id xt_hl xt_esp xt_ecn xt_dscp xt_conntrack xt_comment xt_TCPMSS
xt_REDIRECT xt_LOG xt_HL xt_DSCP xt_CT xt_CLASSIFY slhc nf_nat_irc
nf_nat_ftp nf_nat nf_defrag_ipv4 nf_conntrack_irc nf_conntrack_ftp
iptable_raw iptable_mangle iptable_filter ipt_ah ipt_REJECT ipt_ECN
ip_tables crc_ccitt compat ledtrig_usbdev batman_adv libcrc32c crc16
ip6t_REJECT ip6table_raw ip6table_mangle ip6table_filter ip6_tables
x_tables nf_conntrack_ipv6 nf_conntrack nf_defrag_ipv6 ipcomp6
xfrm6_tunnel xfrm6_mode_tunnel xfrm6_mode_transport xfrm6_mode_beet esp6
ah6 ipcomp xfrm4_tunnel xfrm4_mode_tunnel xfrm4_mode_transport
xfrm4_mode_beet esp4 ah4 tunnel6 tunnel4 af_key xfrm_user xfrm_ipcomp
xfrm_algo ipv6 chainiv eseqiv crypto_wq sha1_generic krng rng md5 hmac
des_generic deflate zlib_inflate zlib_deflate cbc authenc aead arc4
crypto_blkcipher ehci_platform ehci_hcd gpio_button_hotplug usbcore
nls_base usb_common crc32c crypto_hash
[ 29.530000] CPU: 0 PID: 1286 Comm: hotplug-call Not tainted 3.10.49 #7
[ 29.530000] Stack : 00000000 00000000 00000000 00000000 8039bf7e
0000003a 86ee5268 003359a4
802e0624 8032760b 00000506 803939dc 86ee5268 003359a4 00000cd6
00000000
00000000 8027e440 00000003 801e6294 802e29f0 003359a4 802e1cb4
86ed38cc
00000000 00000000 00000000 00000000 00000000 00000000 00000000
00000000
00000000 00000000 00000000 00000000 00000000 00000000 00000000
86ed3858
...
[ 29.530000] Call Trace:
[ 29.530000] [<80226f74>] show_stack+0x48/0x70
[ 29.530000] [<8028d9c4>] warn_slowpath_common+0x78/0xa8
[ 29.530000] [<8028da7c>] warn_slowpath_null+0x18/0x24
[ 29.530000] [<800a05e0>] __queue_work+0xcc/0x238
[ 29.530000] [<801f607c>] queue_work_on+0x44/0x68
[ 29.530000] [<800846c4>] __blk_run_queue+0x44/0x60
[ 29.530000] [<800d0adc>] blk_queue_bio+0x204/0x2c4
[ 29.530000] [<80141a70>] generic_make_request+0x84/0xc4
[ 29.530000] [<80240368>] submit_bio+0x88/0x12c
[ 29.530000] [<800ae7c8>] _submit_bh+0x27c/0x2b8
[ 29.530000] [<800865dc>] __bread+0xa4/0xec
[ 29.530000] [<8023b13c>] squashfs_read_data+0x260/0x680
[ 29.530000] [<80239964>] squashfs_cache_get+0x1c4/0x318
[ 29.530000] [<8023c1ec>] squashfs_read_metadata+0x68/0x11c
[ 29.530000] [<8023abec>] squashfs_lookup+0x298/0x4a4
[ 29.530000] [<801999d8>] lookup_real+0x40/0x70
[ 29.530000] [<800997d0>] __lookup_hash+0x3c/0x50
[ 29.530000] [<80199680>] lookup_one_len+0x120/0x14c
[ 29.530000] [<801c421c>] ovl_lookup+0x1ec/0x384
[ 29.530000] [<801999d8>] lookup_real+0x40/0x70
[ 29.530000] [<800997d0>] __lookup_hash+0x3c/0x50
[ 29.530000] [<80199ad4>] lookup_slow+0x50/0xcc
[ 29.530000] [<801cd8e8>] path_lookupat+0x124/0x788
[ 29.530000] [<80131738>] filename_lookup.isra.51+0x34/0xa0
[ 29.530000] [<80282520>] user_path_at_empty+0x64/0xa4
[ 29.530000] [<802824b0>] user_path_at+0x14/0x20
[ 29.530000] [<80283598>] vfs_fstatat+0x64/0xd0
[ 29.530000] [<8007cdcc>] SyS_stat64+0x18/0x3c
[ 29.530000] [<800625b0>] stack_done+0x20/0x44
[ 29.530000]
[ 29.530000] ---[ end trace c630f0edc8c0403d ]---
[ 29.840000] Restarting system.
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/18159>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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