System using McAfee's LinuxShield Antivirus becomes unresponsive.
Issue
- McAfee's LinuxShield makes the system unresponsive.
- The system log file is filled with the following type of error messages.
INFO: task tar:16922 blocked for more than 120 seconds.
Not tainted 2.6.32-431.11.2.el6.x86_64 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
tar D 0000000000000002 0 16922 16227 0x00000080
ffff880534a93c38 0000000000000086 ffffffff81065df0 0000000000000000
0000000000000000 0000000000000286 ffff880534a93bd8 ffff8805329aeb30
ffff880532835058 ffff880534a93fd8 000000000000fbc8 ffff880532835058
Call Trace:
[<ffffffff81065df0>] ? default_wake_function+0x0/0x20
[<ffffffff8109b5be>] ? prepare_to_wait+0x4e/0x80
[<ffffffffa031360d>] doScan+0x86d/0xe10 [linuxshield]
[<ffffffff8112200a>] ? generic_file_aio_write+0xba/0x100
[<ffffffff8109b290>] ? autoremove_wake_function+0x0/0x40
[<ffffffffa030fe60>] ? cacheLookup+0xf0/0x180 [linuxshield]
[<ffffffffa0313c70>] SC_doScan+0xc0/0x170 [linuxshield]
[<ffffffffa030e519>] releaseHook+0xc9/0x1c0 [linuxshield]
[<ffffffffa03026b5>] invokeCallbacks+0x1c5/0x870 [lshook]
[<ffffffffa03031d2>] fileReleaseHook+0xe2/0x130 [lshook]
[<ffffffff8118a7f5>] __fput+0xf5/0x210
[<ffffffff8118a935>] fput+0x25/0x30
[<ffffffff81185c5d>] filp_close+0x5d/0x90
[<ffffffff81185d35>] sys_close+0xa5/0x100
[<ffffffff8100b072>] system_call_fastpath+0x16/0x1b
OR
kernel: INFO: task osad:4315 blocked for more than 120 seconds.
kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kernel: osad D ffff810009004420 0 4315 1 4329 4297 (NOTLB)
kernel: ffff81022ae2bc88 0000000000000086 ffff81022ae2bbd8 0000000000000000
kernel: ffff8101f9b28740 000000000000000a ffff81023fba9100 ffffffff80309b60
kernel: 000a7ee80327e12d 00000000000369d3 ffff81023fba92e8 000000008805cea0
kernel: Call Trace:
kernel: [<ffffffff884801d4>] :linuxshield:doScan+0x91e/0xd37
kernel: [<ffffffff800a1ba4>] autoremove_wake_function+0x0/0x2e
kernel: [<ffffffff8847f4ce>] :linuxshield:cacheLookup+0x96/0x152
kernel: [<ffffffff88481378>] :linuxshield:SC_doScan+0x108/0x115
kernel: [<ffffffff8847e47e>] :linuxshield:releaseHook+0x108/0x177
kernel: [<ffffffff8846fb05>] :lshook:invokeCallbacks+0x365/0x4f7
kernel: [<ffffffff800a1ba4>] autoremove_wake_function+0x0/0x2e
kernel: [<ffffffff80067b88>] do_page_fault+0x4fe/0x874
kernel: [<ffffffff80065644>] __down_read+0x12/0x92
kernel: [<ffffffff80022127>] __up_read+0x19/0x7f
kernel: [<ffffffff88470762>] :lshook:fileReleaseHook+0x9e/0x108
kernel: [<ffffffff80012ac5>] __fput+0xd3/0x1bd
kernel: [<ffffffff80023bd1>] filp_close+0x5c/0x64
kernel: [<ffffffff8001dff3>] sys_close+0x88/0xbd
kernel: [<ffffffff8005e116>] system_call+0x7e/0x83
kernel:
Environment
- Red Hat Enterprise Linux
- McAfee VirusScan Enterprise For Linux
- Mcafee Endpoint Security for Linux
- Unsigned (U) kernel modules: [linuxshield] / [lshook] / [fileaccess_mod]
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