Node down exploit?

[Erwin123]

One of my nodes went just down.
I saw this message:

Jan 21 16:58:00 node4 kernel: Pid: 10648, comm: exploit Not tainted 2.6.24-7-pve #1 ovz005
Jan 21 16:58:00 node4 kernel: RIP: 0010:[<ffffffff802e06dd>] [<ffffffff802e06dd>] fasync_helper+0x4d/0x150
Jan 21 16:58:00 node4 kernel: RSP: 0000:ffff8100453fbe68 EFLAGS: 00010006
Jan 21 16:58:00 node4 kernel: RAX: 0000000000000202 RBX: ffff8101f4d6e800 RCX: 0000000000000040
Jan 21 16:58:00 node4 kernel: RDX: 0000000000000202 RSI: 0000080000000000 RDI: ffffffff805fefb8
Jan 21 16:58:00 node4 kernel: RBP: ffff8101f4d6e800 R08: 0000000000000000 R09: 00000000bfd16928
Jan 21 16:58:00 node4 kernel: R10: ffff8100453fa000 R11: 0000000000000000 R12: 0000000000000000
Jan 21 16:58:00 node4 kernel: R13: 0000000000000000 R14: 0000000000000040 R15: 00000000ffffffff
Jan 21 16:58:00 node4 kernel: FS: 0000000000000000(0000) GS:ffff81032cf1e880(0063) knlGS:00000000b7e096c0
Jan 21 16:58:00 node4 kernel: CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b
Jan 21 16:58:00 node4 kernel: CR2: 0000080000000010 CR3: 000000011a7d9000 CR4: 00000000000026e0
Jan 21 16:58:00 node4 kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Jan 21 16:58:00 node4 kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Jan 21 16:58:00 node4 kernel: Process exploit (pid: 10648, veid=125, threadinfo ffff8100453fa000, task ffff8100114131c0)
Jan 21 16:58:00 node4 kernel: Stack: ffff8100453fbd38 ffff8101f4d6e800 ffff8101f4d6e800 ffff8102ec23d350
Jan 21 16:58:00 node4 kernel: 0000000000000000 0000000000000000 00000000ffffffff ffffffff802d938b
Jan 21 16:58:00 node4 kernel: ffff81031ac511e0 ffff8101f4d6e800 ffff8101f4d6e800 ffff8102ec23d290
Jan 21 16:58:00 node4 kernel: Call Trace:
Jan 21 16:58:00 node4 kernel: [<ffffffff802d938b>] pipe_rdwr_fasync+0x5b/0xc0
Jan 21 16:58:00 node4 kernel: [<ffffffff802d9a90>] pipe_rdwr_release+0x20/0x50
Jan 21 16:58:00 node4 kernel: [<ffffffff802d3845>] __fput+0xb5/0x1d0
Jan 21 16:58:00 node4 kernel: [<ffffffff802cf95b>] filp_close+0x5b/0x90
Jan 21 16:58:00 node4 kernel: [<ffffffff802cfa41>] sys_close+0xb1/0x120
Jan 21 16:58:00 node4 kernel: [<ffffffff8022aac2>] ia32_sysret+0x0/0xa
Jan 21 16:58:00 node4 kernel:
Jan 21 16:58:00 node4 kernel:
Jan 21 16:58:00 node4 kernel: Code: 48 39 5e 10 4c 89 f2 75 14 66 90 e9 83 00 00 00 0f 1f 00 48
Jan 21 16:58:00 node4 kernel: RSP <ffff8100453fbe68>
Jan 21 16:58:00 node4 kernel: ---[ end trace 81999ee5a8f12947 ]---
Jan 21 16:58:00 node4 kernel: note: exploit[10648] exited with preempt_count 1

What does this mean?

 

[tom]

reading the first line shows that you are using a very outdated kernel - in any case, upgrade: see http://pve.proxmox.com/wiki/Proxmox_VE_Kernel