Opened 9 years ago

Closed 9 years ago

Last modified 4 years ago

#4365 closed defect (fixed)

Zabbix-Agent crashes on filesystem checks

Reported by: mykel@… Owned by: developers
Priority: normal Milestone: Barrier Breaker 14.07
Component: packages Version:
Keywords: Cc:


Unless I disable the filesystem checks on the server console (not OpenWRT machine), zabbix_agentd crashes:

root@OpenWrt:/etc/zabbix# dmesg
BUG: unable to handle kernel NULL pointer dereference at 0000009c
IP: [<c018ba2f>] squashfs_statfs+0x7/0x91
*pde = 00000000
Oops: 0000 [#6] SMP
Modules linked in: ne2k_pci 8390 nf_nat_tftp nf_conntrack_tftp nf_nat_irc nf_conntrack_irc nf_nat_ftp nf_conntrack_ftp ipt_MASQUERADE iptable_nat nf_nat xt_state nf_conntrack_ipv4 nf_conntrack ipt_REJECT xt_TCPMSS ipt_LOG xt_multiport xt_mac xt_limit iptable_mangle iptable_filter ip_tables xt_tcpudp x_tables ppp_async ppp_generic slhc crc_ccitt natsemi

Pid: 1675, comm: zabbix_agentd Tainted: G      D  ( #13)
EIP: 0060:[<c018ba2f>] EFLAGS: 00010246 CPU: 0
EIP is at squashfs_statfs+0x7/0x91
EAX: 00000000 EBX: c73ebeb8 ECX: c02f0800 EDX: c73ebeb8
ESI: c790c714 EDI: c73ebf0c EBP: c73ea000 ESP: c73ebe84
 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Process zabbix_agentd (pid: 1675, ti=c73ea000 task=c7c43090 task.ti=c73ea000)
Stack: c73ebeb8 c790c714 c73ebf0c c73ea000 c0151182 c73ebeb8 c7945394 c73ebf0c
       c0151182 00000000 c73ebf6c c73ebf6c c01511a9 00000000 00000000 00000000
       00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
Call Trace:
 [<c0151182>] vfs_statfs+0x36/0x4e
 [<c0151182>] vfs_statfs+0x36/0x4e
 [<c01511a9>] vfs_statfs_native+0xf/0xca
 [<c0152193>] sys_statfs+0x37/0x6b
 [<c014e8fa>] shmem_file_read+0x238/0x250
 [<c0178ada>] dnotify_parent+0x18/0x56
 [<c0152eeb>] vfs_read+0x96/0xa4
 [<c0153278>] sys_read+0x3c/0x63
 [<c0103c22>] syscall_call+0x7/0xb
 [<c0270000>] sha_transform+0x18d/0x1fd
Code: c0 0f 85 f5 fd ff ff e9 b8 fd ff ff 83 c4 3c 5b 5e 5f 5d c3 8b 40 0c 8b 4a 1c 83 e8 74 89 44 8a 20 31 c0 c3 55 57 56 53 8b 40 0c <8b> 80 9c 00 00 00 8b b0 68 01 00 00 c7 02 68 73 71 73 8b 46 33
EIP: [<c018ba2f>] squashfs_statfs+0x7/0x91 SS:ESP 0068:c73ebe84
---[ end trace 18fb39451a7fea60 ]---

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Change History (2)

comment:1 Changed 9 years ago by nbd

  • Resolution set to fixed
  • Status changed from new to closed

fixed in r15098

comment:2 Changed 4 years ago by jow

  • Milestone changed from Attitude Adjustment 12.09 to Barrier Breaker 14.07

Milestone Attitude Adjustment 12.09 deleted

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