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Opened 3 years ago

Closed 3 years ago

#18846 closed defect (duplicate)

BUG: unable to handle kernel NULL pointer dereference

Reported by: anonymous Owned by: developers
Priority: high Milestone: Chaos Calmer 15.05
Component: kernel Version: Trunk
Keywords: Cc:

Description

[25915.854826] BUG: unable to handle kernel NULL pointer dereference at 00000000000003c0
[25915.878457] IP: [<ffffffff812c6f17>] pppoe_release+0x57/0x160
[25915.895751] PGD 51a9c067 PUD 524db067 PMD 0
[25915.908740] Oops: 0000 #1 SMP
[25915.918538] Modules linked in: iptable_nat nf_nat_ipv4 nf_conntrack_netlink nf_conntrack_ipv6 nf_conntrack_ipv4 ipt_MASQUERADE xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_CT r8169 pptp nfnetlink nf_nat_irc nf_nat_ftp nf_nat nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_irc nf_conntrack_ftp nf_conntrack iptable_raw iptable_mangle iptable_filter ipt_REJECT ip_tables ip6t_REJECT ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables ip_gre gre e1000 ip_tunnel tun ipv6 mii
[25916.076180] CPU: 0 PID: 13818 Comm: pppd Not tainted 3.14.30 #2
[25916.093967] Hardware name: To be filled by O.E.M. To be filled by O.E.M./MAHOBAY, BIOS 4.6.5 06/12/2014
[25916.122195] task: ffff88005197bcc0 ti: ffff8800499a8000 task.ti: ffff8800499a8000
[25916.144700] RIP: 0010:[<ffffffff812c6f17>] [<ffffffff812c6f17>] pppoe_release+0x57/0x160
[25916.169333] RSP: 0018:ffff8800499a9ca0 EFLAGS: 00010202
[25916.185272] RAX: 0000000000000000 RBX: ffff880048c8ec00 RCX: 0000000000000001
[25916.206691] RDX: 00000000000000bf RSI: 00000000fffffe01 RDI: ffffffff813448dc
[25916.228109] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[25916.249526] R10: ffffffff810d7bf1 R11: ffffea00014c6280 R12: ffff880053140d80
[25916.270943] R13: ffff88005318a6c0 R14: ffff8801002ac020 R15: ffff8800527d2810
[25916.292363] FS: 00007f35c15086a0(0000) GS:ffff880100200000(0000) knlGS:0000000000000000
[25916.316688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[25916.333943] CR2: 00000000000003c0 CR3: 0000000053cbb000 CR4: 00000000001407f0
[25916.355365] Stack:
[25916.361437] ffff880053140d80 0000000000000000 ffff880053140db0 ffff88005318a6c0
[25916.383838] ffff8801002ac020 ffff8800527d2810 ffffffff813418b5 ffff8800527d2800
[25916.406243] 0000000000000008 ffffffff81341929 ffffffff810c5b11 ffff88004a35e100
[25916.428676] Call Trace:
[25916.436038] [<ffffffff813418b5>] ? sock_release+0x15/0x80
[25916.452521] [<ffffffff81341929>] ? sock_close+0x9/0x10
[25916.468219] [<ffffffff810c5b11>] ? fput+0xd1/0x1d0
[25916.483397] [<ffffffff8104adbe>] ? task_work_run+0x8e/0xb0
[25916.500137] [<ffffffff81035edb>] ? do_exit+0x33b/0x8b0
[25916.515835] [<ffffffff81037025>] ? do_group_exit+0x75/0xb0
[25916.532576] [<ffffffff81040e5f>] ? get_signal_to_deliver+0x45f/0x4c0
[25916.551913] [<ffffffff81001f5c>] ? do_signal+0x3c/0x5e0
[25916.567872] [<ffffffff810610cd>] ? remove_wait_queue+0xd/0x50
[25916.585388] [<ffffffff81009015>] ? read_tsc+0x5/0x20
[25916.600565] [<ffffffff8106f147>] ? ktime_get_ts+0x57/0xc0
[25916.617047] [<ffffffff810d4988>] ? poll_select_copy_remaining+0xe8/0x130
[25916.637425] [<ffffffff8100251e>] ? do_notify_resume+0x1e/0x60
[25916.654944] [<ffffffff813fc530>] ? int_signal+0x12/0x17
[25916.670899] Code: 01 74 19 48 89 df e8 09 da 07 00 b8 f7 ff ff ff e9 09 01 00 00 0f 1f 80 00 00 00 00 0f b6 43 12 a8 0b 74 1c 48 8b 83 b0 02 00 00 <48> 8b 80 c0 03 00 00 65 ff 08 48 c7 83 b0 02 00 00 00 00 00 00
[25916.730775] RIP [<ffffffff812c6f17>] pppoe_release+0x57/0x160
[25916.748327] RSP <ffff8800499a9ca0>
[25916.758825] CR2: 00000000000003c0
[25916.769179] ---[ end trace c228da22e46e81a3 ]---
[25916.783093] Fixing recursive fault but reboot is needed!

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Change History (2)

comment:1 Changed 3 years ago by nbd

does this still happen with current trunk?

comment:2 Changed 3 years ago by nbd

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

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