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"JFFS2 error: (374) jffs2_get_inode_nodes: can not read 964 bytes from 0x0020ac3c, error code: -5."

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Title"JFFS2 error: (374) jffs2_get_inode_nodes: can not read 964 bytes from 0x0020ac3c, error code: -5."
  • AP stops responding for management via GUI
  • AP stops transmitting wireless signal
  • The AP prints "JFFS2 error: (374) jffs2_get_inode_nodes: can not read 964 bytes from 0x0020ac3c, error code: -5." during boot up process. 
  • The boot process may display message similar to the following: 
Starting kernel ... 

restoring /etc2/./CertMgr/keys 
restoring /etc2/./CertMgr/certs 
restoring /etc2/./CertMgr/tmp_keys 
restoring /etc2/./CertMgr/tmp_certs 
restoring /etc2/./system_env_vars 
restoring /etc2/./env_vars 
This can take some time, please be patient. 
Running Secondary software, version 
Alternate software Primary, version 
Software fallback feature is enabled 
Starting daemons.,JFFS2 error: (374) jffs2_get_inode_nodes: can not read 964 bytes from 0x0020ac3c, error code: -5. 
Kernel bug detected[#1]: 
Cpu 0 
$ 0 : 00000000 80230000 00000000 8124a360 
$ 4 : 8124a360 81024940 8124a000 800b7c50 
$ 8 : 00000004 00000002 00000000 00000000 
$12 : 00000000 81401a7e 81401a67 81401a66 
$16 : 8124a000 81401b98 fffffffc 802f5c60 
$20 : fffffffb fffffffb 802ef000 000003c4 
$24 : 814018c8 000186a0 
$28 : 81400000 81401af8 fffffffc 800b7c50 
Hi : 00000085 
Lo : 1ebdd000 
epc : 800b7c8c jffs2_free_tmp_dnode_info_list+0x80/0xb0 
Tainted: P 
ra : 800b7c50 jffs2_free_tmp_dnode_info_list+0x44/0xb0 
Status: 1000d403 KERNEL EXL IE 
Cause : 10800024 
PrId : 00019374 (MIPS 24Kc) 
Modules linked in: ipi_hsl(P) dataplane(P) ipv6 pppoe pppox ppp_deflate ppp_sync tty ppp_generic slhc panic_dump 
Process logd (pid: 374, threadinfo=81400000, task=80392400, tls=00000000) 
Stack : fffffffc 802f5c60 0006d000 00000000 0020ac3c 817c0000 800b8f64 800b8cc4 
800b7fc4 00000176 8019a470 000003c4 0020ac3c fffffffb 817c0000 02815204 
00000000 802ef000 802f5c58 802ef000 81401b98 81401c5c 817deaf8 802ef0ec 
00000334 802ef000 8001ed5c 81401c5c 81401d40 800b9020 00000000 817deaf8 
81401b98 800c1554 00000080 802ef000 00000001 81401cb4 817de9c0 00000000 
Raw Call Trace: 
[<800b8f64>] jffs2_get_inode_nodes+0xee0/0xf40 
[<800b8cc4>] jffs2_get_inode_nodes+0xc40/0xf40 
[<800b7fc4>] check_tn_node+0x2d0/0x390 
[<8001ed5c>] default_wake_function+0x0/0x8 
[<800b9020>] jffs2_do_read_inode_internal+0x5c/0x864 
[<800c1554>] jffs2_flash_read+0xa8/0x2b4 
[<8001ed5c>] default_wake_function+0x0/0x8 
[<800b9ac0>] jffs2_do_read_inode+0x1e4/0x210 
[<80081e98>] alloc_inode+0x28/0x154 
[<80081c5c>] ifind_fast+0x14/0x5c 
[<80082038>] iget_locked+0x74/0x14c 
[<800bf848>] jffs2_iget+0x80/0x370 
[<800bf7e4>] jffs2_iget+0x1c/0x370 
[<80081e98>] alloc_inode+0x28/0x154 
[<80081c5c>] ifind_fast+0x14/0x5c 
[<8006d0c8>] kmem_cache_alloc+0x48/0xb8 
[<800bfaf0>] jffs2_iget+0x328/0x370 
[<800bfaf0>] jffs2_iget+0x328/0x370 
[<800b41dc>] jffs2_lookup+0x104/0x17c 
[<8008028c>] d_lookup+0x48/0x78 
[<800780fc>] do_lookup+0xe4/0x1e4 
[<80078058>] do_lookup+0x40/0x1e4 
[<80079864>] __link_path_walk+0x830/0xd1c 
[<80078088>] do_lookup+0x70/0x1e4 
[<80079a58>] __link_path_walk+0xa24/0xd1c 
[<8005074c>] filemap_fault+0x210/0x3d0 
[<80079da0>] path_walk+0x50/0xb8 
[<80079f58>] do_path_lookup+0xfc/0x138 
[<80070f58>] get_empty_filp+0x78/0x120 
[<8007aba8>] path_lookup_open+0x5c/0xbc 
[<8007abe4>] path_lookup_open+0x98/0xbc 
[<8007ae6c>] do_filp_open+0x98/0x74c 
[<80062214>] split_vma+0x158/0x18c 
[<800624bc>] do_munmap+0x274/0x2c0 
[<8006246c>] do_munmap+0x224/0x2c0 
[<80083a8c>] alloc_fd+0x74/0x150 
[<8006dc4c>] do_sys_open+0x68/0xc4 
[<80002504>] stack_done+0x20/0x3c 

Code: 00000000 0802df26 ac600004 <0200000d> 0802df24 00000000 00808021 1600ffe2 00000000 
Waiting for system initialization to complete..dataplane enabled 
CCB:21:IPv4 Firewall enabled 
CCB:21:IPv6 Firewall enabled 
CCB:16:Dataplane config enable watchdog timed out (5 minutes)............................ 
killall: logd: no process killed


  • Extreme WiNG
  • AP-6521-60020-EU
  • Journalling Flash File System version 2 (JFFS2)
  • Error reading the jffs2 
  • Possibly due to corrupted file system
Additional notes
Please refer to the article "How to contact Extreme Networks Global Technical Assistance Center (GTAC)" to learn about the different ways available to reachout the technical support team of Extreme Networks. 



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