#18799: BUG: unable to handle kernel NULL pointer dereference
------------------------+----------------------------------
Reporter: 7501799@… | Owner: developers
Type: defect | Status: new
Priority: high | Milestone: Chaos Calmer (trunk)
Component: packages | Version: Trunk
Resolution: | Keywords:
------------------------+----------------------------------
Description changed by rmilecki:
Old description:
> [19205.724476] BUG: unable to handle kernel NULL pointer dereference at
> 00000000000003c0
> [19205.748116] IP: [<ffffffff812c87f7>] pppoe_release+0x57/0x160
> [19205.765407] PGD 0
> [19205.771535] Oops: 0000 [#1] SMP
> [19205.781332] 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
> [19205.939001] CPU: 0 PID: 10840 Comm: pppd Not tainted 3.14.28 #6
> [19205.956786] Hardware name: To be filled by O.E.M. To be filled by
> O.E.M./MAHOBAY, BIOS 4.6.5 06/12/2014
> [19205.985016] task: ffff880051fba880 ti: ffff88004996c000 task.ti:
> ffff88004996c000
> [19206.007518] RIP: 0010:[<ffffffff812c87f7>] [<ffffffff812c87f7>]
> pppoe_release+0x57/0x160
> [19206.032153] RSP: 0018:ffff88004996dca0 EFLAGS: 00010202
> [19206.048092] RAX: 0000000000000000 RBX: ffff880050cfe000 RCX:
> 0000000000000001
> [19206.069514] RDX: 00000000000000ad RSI: 00000000fffffe01 RDI:
> ffffffff81351b8c
> [19206.090929] RBP: 0000000000000000 R08: 0000000000000000 R09:
> 0000000000000000
> [19206.112346] R10: ffffffff810d0f61 R11: ffffea00014c5bc0 R12:
> ffff880053042900
> [19206.133763] R13: ffff88005316fc00 R14: ffff8801002ae020 R15:
> ffff8800502ef910
> [19206.155182] FS: 0000000000000000(0000) GS:ffff880100200000(0000)
> knlGS:0000000000000000
> [19206.179506] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [19206.196766] CR2: 00000000000003c0 CR3: 000000000156c000 CR4:
> 00000000001407f0
> [19206.218185] Stack:
> [19206.224258] ffff880053042900 0000000000000000 ffff880053042930
> ffff88005316fc00
> [19206.246660] ffff8801002ae020 ffff8800502ef910 ffffffff8134eb65
> ffff8800502ef900
> [19206.269090] 0000000000000008 ffffffff8134ebd9 ffffffff810bee41
> ffff880050237800
> [19206.291520] Call Trace:
> [19206.298886] [<ffffffff8134eb65>] ? sock_release+0x15/0x80
> [19206.316676] [<ffffffff8134ebd9>] ? sock_close+0x9/0x10
> [19206.332364] [<ffffffff810bee41>] ? __fput+0xd1/0x1d0
> [19206.347544] [<ffffffff81047d0e>] ? task_work_run+0x8e/0xb0
> [19206.364283] [<ffffffff8103311b>] ? do_exit+0x33b/0x8a0
> [19206.379980] [<ffffffff8103422f>] ? do_group_exit+0x6f/0xb0
> [19206.396721] [<ffffffff8103df01>] ? get_signal_to_deliver+0x451/0x4b0
> [19206.416059] [<ffffffff81001e9c>] ? do_signal+0x3c/0x5d0
> [19206.432015] [<ffffffff8105de4d>] ? remove_wait_queue+0xd/0x50
> [19206.449536] [<ffffffff8106bc97>] ? ktime_get_ts+0x57/0xc0
> [19206.466015] [<ffffffff810cdcf8>] ?
> poll_select_copy_remaining+0xe8/0x130
> [19206.486393] [<ffffffff8100244e>] ? do_notify_resume+0x1e/0x60
> [19206.503912] [<ffffffff81409068>] ? int_signal+0x12/0x17
> [19206.519864] Code: 01 74 19 48 89 df e8 d9 93 08 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
> [19206.579768] RIP [<ffffffff812c87f7>] pppoe_release+0x57/0x160
> [19206.597319] RSP <ffff88004996dca0>
> [19206.607817] CR2: 00000000000003c0
> [19206.618172] ---[ end trace cf641bc3178928e2 ]---
> [19206.632086] Fixing recursive fault but reboot is needed!
> [20122.507560] BUG: unable to handle kernel NULL pointer dereference at
> 00000000000003c0
> [20122.531209] IP: [<ffffffff812c87f7>] pppoe_release+0x57/0x160
> [20122.548502] PGD 0
> [20122.554628] Oops: 0000 [#2] SMP
> [20122.564427] 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
> [20122.722068] CPU: 0 PID: 7513 Comm: pppd Tainted: G D 3.14.28
> #6
> [20122.742453] Hardware name: To be filled by O.E.M. To be filled by
> O.E.M./MAHOBAY, BIOS 4.6.5 06/12/2014
> [20122.770682] task: ffff880054694380 ti: ffff880049056000 task.ti:
> ffff880049056000
> [20122.793187] RIP: 0010:[<ffffffff812c87f7>] [<ffffffff812c87f7>]
> pppoe_release+0x57/0x160
> [20122.817822] RSP: 0018:ffff880049057ca0 EFLAGS: 00010202
> [20122.833787] RAX: 0000000000000000 RBX: ffff880049549000 RCX:
> 0000000000000001
> [20122.855207] RDX: 000000000000005d RSI: 00000000fffffe01 RDI:
> ffffffff81351b8c
> [20122.876623] RBP: 0000000000000000 R08: 0000000000000000 R09:
> 0000000000000000
> [20122.898041] R10: ffffffff810d0f61 R11: ffffea000167bb40 R12:
> ffff8800530f1680
> [20122.919458] R13: ffff880059eed840 R14: ffff8801002ae020 R15:
> ffff880050d09e10
> [20122.940874] FS: 0000000000000000(0000) GS:ffff880100200000(0000)
> knlGS:0000000000000000
> [20122.965201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [20122.982460] CR2: 00000000000003c0 CR3: 000000000156c000 CR4:
> 00000000001407f0
> [20123.003877] Stack:
> [20123.009949] ffff8800530f1680 0000000000000000 ffff8800530f16b0
> ffff880059eed840
> [20123.032353] ffff8801002ae020 ffff880050d09e10 ffffffff8134eb65
> ffff880050d09e00
> [20123.054758] 0000000000000008 ffffffff8134ebd9 ffffffff810bee41
> ffff8800526b1000
> [20123.077187] Call Trace:
> [20123.084554] [<ffffffff8134eb65>] ? sock_release+0x15/0x80
> [20123.101034] [<ffffffff8134ebd9>] ? sock_close+0x9/0x10
> [20123.116730] [<ffffffff810bee41>] ? __fput+0xd1/0x1d0
> [20123.131910] [<ffffffff81047d0e>] ? task_work_run+0x8e/0xb0
> [20123.148649] [<ffffffff8103311b>] ? do_exit+0x33b/0x8a0
> [20123.164347] [<ffffffff8103422f>] ? do_group_exit+0x6f/0xb0
> [20123.181087] [<ffffffff8103df01>] ? get_signal_to_deliver+0x451/0x4b0
> [20123.200426] [<ffffffff81001e9c>] ? do_signal+0x3c/0x5d0
> [20123.216383] [<ffffffff8105de4d>] ? remove_wait_queue+0xd/0x50
> [20123.233904] [<ffffffff8106bc97>] ? ktime_get_ts+0x57/0xc0
> [20123.250380] [<ffffffff810cdcf8>] ?
> poll_select_copy_remaining+0xe8/0x130
> [20123.270762] [<ffffffff8100244e>] ? do_notify_resume+0x1e/0x60
> [20123.288278] [<ffffffff81409068>] ? int_signal+0x12/0x17
> [20123.304232] Code: 01 74 19 48 89 df e8 d9 93 08 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
> [20123.364083] RIP [<ffffffff812c87f7>] pppoe_release+0x57/0x160
> [20123.381632] RSP <ffff880049057ca0>
> [20123.392133] CR2: 00000000000003c0
> [20123.402489] ---[ end trace cf641bc3178928e3 ]---
> [20123.416404] Fixing recursive fault but reboot is needed!
> [24523.665297] BUG: unable to handle kernel NULL pointer dereference at
> 00000000000003c0
> [24523.688927] IP: [<ffffffff812c87f7>] pppoe_release+0x57/0x160
> [24523.706217] PGD 57a39067 PUD 57a3c067 PMD 0
> [24523.719205] Oops: 0000 [#3] SMP
> [24523.729006] 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
> [24523.886673] CPU: 0 PID: 24716 Comm: pppd Tainted: G D
> 3.14.28 #6
> [24523.907320] Hardware name: To be filled by O.E.M. To be filled by
> O.E.M./MAHOBAY, BIOS 4.6.5 06/12/2014
> [24523.935546] task: ffff880051e58000 ti: ffff8800483f6000 task.ti:
> ffff8800483f6000
> [24523.958050] RIP: 0010:[<ffffffff812c87f7>] [<ffffffff812c87f7>]
> pppoe_release+0x57/0x160
> [24523.982684] RSP: 0018:ffff8800483f7ca0 EFLAGS: 00010202
> [24523.998622] RAX: 0000000000000000 RBX: ffff88004bc13000 RCX:
> 0000000000000001
> [24524.020044] RDX: 0000000000000070 RSI: 00000000fffffe01 RDI:
> ffffffff81351b8c
> [24524.041461] RBP: 0000000000000000 R08: 0000000000000000 R09:
> 0000000000000000
> [24524.062877] R10: ffffffff810d0f61 R11: ffffea000167fa00 R12:
> ffff8800530f4480
> [24524.084294] R13: ffff880059f47c00 R14: ffff8801002ae020 R15:
> ffff880051f93e10
> [24524.105712] FS: 00007f5b4e3e96a0(0000) GS:ffff880100200000(0000)
> knlGS:0000000000000000
> [24524.130039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [24524.147296] CR2: 00000000000003c0 CR3: 0000000057a38000 CR4:
> 00000000001407f0
> [24524.168715] Stack:
> [24524.174789] ffff8800530f4480 0000000000000000 ffff8800530f44b0
> ffff880059f47c00
> [24524.197217] ffff8801002ae020 ffff880051f93e10 ffffffff8134eb65
> ffff880051f93e00
> [24524.219621] 0000000000000008 ffffffff8134ebd9 ffffffff810bee41
> ffff88004bf23600
> [24524.242054] Call Trace:
> [24524.249417] [<ffffffff8134eb65>] ? sock_release+0x15/0x80
> [24524.265898] [<ffffffff8134ebd9>] ? sock_close+0x9/0x10
> [24524.281596] [<ffffffff810bee41>] ? __fput+0xd1/0x1d0
> [24524.296775] [<ffffffff81047d0e>] ? task_work_run+0x8e/0xb0
> [24524.313515] [<ffffffff8103311b>] ? do_exit+0x33b/0x8a0
> [24524.329210] [<ffffffff8103422f>] ? do_group_exit+0x6f/0xb0
> [24524.345950] [<ffffffff8103df01>] ? get_signal_to_deliver+0x451/0x4b0
> [24524.365290] [<ffffffff81001e9c>] ? do_signal+0x3c/0x5d0
> [24524.381248] [<ffffffff8105de4d>] ? remove_wait_queue+0xd/0x50
> [24524.398766] [<ffffffff8106bc97>] ? ktime_get_ts+0x57/0xc0
> [24524.415246] [<ffffffff810cdcf8>] ?
> poll_select_copy_remaining+0xe8/0x130
> [24524.435623] [<ffffffff8100244e>] ? do_notify_resume+0x1e/0x60
> [24524.453140] [<ffffffff81409068>] ? int_signal+0x12/0x17
> [24524.469098] Code: 01 74 19 48 89 df e8 d9 93 08 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
> [24524.528997] RIP [<ffffffff812c87f7>] pppoe_release+0x57/0x160
> [24524.546550] RSP <ffff8800483f7ca0>
> [24524.557050] CR2: 00000000000003c0
> [24524.567406] ---[ end trace cf641bc3178928e4 ]---
> [24524.581318] Fixing recursive fault but reboot is needed!
New description:
{{{
[19205.724476] BUG: unable to handle kernel NULL pointer dereference at
00000000000003c0
[19205.748116] IP: [<ffffffff812c87f7>] pppoe_release+0x57/0x160
[19205.765407] PGD 0
[19205.771535] Oops: 0000 [#1] SMP
[19205.781332] 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
[19205.939001] CPU: 0 PID: 10840 Comm: pppd Not tainted 3.14.28 #6
[19205.956786] Hardware name: To be filled by O.E.M. To be filled by
O.E.M./MAHOBAY, BIOS 4.6.5 06/12/2014
[19205.985016] task: ffff880051fba880 ti: ffff88004996c000 task.ti:
ffff88004996c000
[19206.007518] RIP: 0010:[<ffffffff812c87f7>] [<ffffffff812c87f7>]
pppoe_release+0x57/0x160
[19206.032153] RSP: 0018:ffff88004996dca0 EFLAGS: 00010202
[19206.048092] RAX: 0000000000000000 RBX: ffff880050cfe000 RCX:
0000000000000001
[19206.069514] RDX: 00000000000000ad RSI: 00000000fffffe01 RDI:
ffffffff81351b8c
[19206.090929] RBP: 0000000000000000 R08: 0000000000000000 R09:
0000000000000000
[19206.112346] R10: ffffffff810d0f61 R11: ffffea00014c5bc0 R12:
ffff880053042900
[19206.133763] R13: ffff88005316fc00 R14: ffff8801002ae020 R15:
ffff8800502ef910
[19206.155182] FS: 0000000000000000(0000) GS:ffff880100200000(0000)
knlGS:0000000000000000
[19206.179506] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[19206.196766] CR2: 00000000000003c0 CR3: 000000000156c000 CR4:
00000000001407f0
[19206.218185] Stack:
[19206.224258] ffff880053042900 0000000000000000 ffff880053042930
ffff88005316fc00
[19206.246660] ffff8801002ae020 ffff8800502ef910 ffffffff8134eb65
ffff8800502ef900
[19206.269090] 0000000000000008 ffffffff8134ebd9 ffffffff810bee41
ffff880050237800
[19206.291520] Call Trace:
[19206.298886] [<ffffffff8134eb65>] ? sock_release+0x15/0x80
[19206.316676] [<ffffffff8134ebd9>] ? sock_close+0x9/0x10
[19206.332364] [<ffffffff810bee41>] ? __fput+0xd1/0x1d0
[19206.347544] [<ffffffff81047d0e>] ? task_work_run+0x8e/0xb0
[19206.364283] [<ffffffff8103311b>] ? do_exit+0x33b/0x8a0
[19206.379980] [<ffffffff8103422f>] ? do_group_exit+0x6f/0xb0
[19206.396721] [<ffffffff8103df01>] ? get_signal_to_deliver+0x451/0x4b0
[19206.416059] [<ffffffff81001e9c>] ? do_signal+0x3c/0x5d0
[19206.432015] [<ffffffff8105de4d>] ? remove_wait_queue+0xd/0x50
[19206.449536] [<ffffffff8106bc97>] ? ktime_get_ts+0x57/0xc0
[19206.466015] [<ffffffff810cdcf8>] ?
poll_select_copy_remaining+0xe8/0x130
[19206.486393] [<ffffffff8100244e>] ? do_notify_resume+0x1e/0x60
[19206.503912] [<ffffffff81409068>] ? int_signal+0x12/0x17
[19206.519864] Code: 01 74 19 48 89 df e8 d9 93 08 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
[19206.579768] RIP [<ffffffff812c87f7>] pppoe_release+0x57/0x160
[19206.597319] RSP <ffff88004996dca0>
[19206.607817] CR2: 00000000000003c0
[19206.618172] ---[ end trace cf641bc3178928e2 ]---
[19206.632086] Fixing recursive fault but reboot is needed!
[20122.507560] BUG: unable to handle kernel NULL pointer dereference at
00000000000003c0
[20122.531209] IP: [<ffffffff812c87f7>] pppoe_release+0x57/0x160
[20122.548502] PGD 0
[20122.554628] Oops: 0000 [#2] SMP
[20122.564427] 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
[20122.722068] CPU: 0 PID: 7513 Comm: pppd Tainted: G D 3.14.28
#6
[20122.742453] Hardware name: To be filled by O.E.M. To be filled by
O.E.M./MAHOBAY, BIOS 4.6.5 06/12/2014
[20122.770682] task: ffff880054694380 ti: ffff880049056000 task.ti:
ffff880049056000
[20122.793187] RIP: 0010:[<ffffffff812c87f7>] [<ffffffff812c87f7>]
pppoe_release+0x57/0x160
[20122.817822] RSP: 0018:ffff880049057ca0 EFLAGS: 00010202
[20122.833787] RAX: 0000000000000000 RBX: ffff880049549000 RCX:
0000000000000001
[20122.855207] RDX: 000000000000005d RSI: 00000000fffffe01 RDI:
ffffffff81351b8c
[20122.876623] RBP: 0000000000000000 R08: 0000000000000000 R09:
0000000000000000
[20122.898041] R10: ffffffff810d0f61 R11: ffffea000167bb40 R12:
ffff8800530f1680
[20122.919458] R13: ffff880059eed840 R14: ffff8801002ae020 R15:
ffff880050d09e10
[20122.940874] FS: 0000000000000000(0000) GS:ffff880100200000(0000)
knlGS:0000000000000000
[20122.965201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[20122.982460] CR2: 00000000000003c0 CR3: 000000000156c000 CR4:
00000000001407f0
[20123.003877] Stack:
[20123.009949] ffff8800530f1680 0000000000000000 ffff8800530f16b0
ffff880059eed840
[20123.032353] ffff8801002ae020 ffff880050d09e10 ffffffff8134eb65
ffff880050d09e00
[20123.054758] 0000000000000008 ffffffff8134ebd9 ffffffff810bee41
ffff8800526b1000
[20123.077187] Call Trace:
[20123.084554] [<ffffffff8134eb65>] ? sock_release+0x15/0x80
[20123.101034] [<ffffffff8134ebd9>] ? sock_close+0x9/0x10
[20123.116730] [<ffffffff810bee41>] ? __fput+0xd1/0x1d0
[20123.131910] [<ffffffff81047d0e>] ? task_work_run+0x8e/0xb0
[20123.148649] [<ffffffff8103311b>] ? do_exit+0x33b/0x8a0
[20123.164347] [<ffffffff8103422f>] ? do_group_exit+0x6f/0xb0
[20123.181087] [<ffffffff8103df01>] ? get_signal_to_deliver+0x451/0x4b0
[20123.200426] [<ffffffff81001e9c>] ? do_signal+0x3c/0x5d0
[20123.216383] [<ffffffff8105de4d>] ? remove_wait_queue+0xd/0x50
[20123.233904] [<ffffffff8106bc97>] ? ktime_get_ts+0x57/0xc0
[20123.250380] [<ffffffff810cdcf8>] ?
poll_select_copy_remaining+0xe8/0x130
[20123.270762] [<ffffffff8100244e>] ? do_notify_resume+0x1e/0x60
[20123.288278] [<ffffffff81409068>] ? int_signal+0x12/0x17
[20123.304232] Code: 01 74 19 48 89 df e8 d9 93 08 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
[20123.364083] RIP [<ffffffff812c87f7>] pppoe_release+0x57/0x160
[20123.381632] RSP <ffff880049057ca0>
[20123.392133] CR2: 00000000000003c0
[20123.402489] ---[ end trace cf641bc3178928e3 ]---
[20123.416404] Fixing recursive fault but reboot is needed!
[24523.665297] BUG: unable to handle kernel NULL pointer dereference at
00000000000003c0
[24523.688927] IP: [<ffffffff812c87f7>] pppoe_release+0x57/0x160
[24523.706217] PGD 57a39067 PUD 57a3c067 PMD 0
[24523.719205] Oops: 0000 [#3] SMP
[24523.729006] 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
[24523.886673] CPU: 0 PID: 24716 Comm: pppd Tainted: G D 3.14.28
#6
[24523.907320] Hardware name: To be filled by O.E.M. To be filled by
O.E.M./MAHOBAY, BIOS 4.6.5 06/12/2014
[24523.935546] task: ffff880051e58000 ti: ffff8800483f6000 task.ti:
ffff8800483f6000
[24523.958050] RIP: 0010:[<ffffffff812c87f7>] [<ffffffff812c87f7>]
pppoe_release+0x57/0x160
[24523.982684] RSP: 0018:ffff8800483f7ca0 EFLAGS: 00010202
[24523.998622] RAX: 0000000000000000 RBX: ffff88004bc13000 RCX:
0000000000000001
[24524.020044] RDX: 0000000000000070 RSI: 00000000fffffe01 RDI:
ffffffff81351b8c
[24524.041461] RBP: 0000000000000000 R08: 0000000000000000 R09:
0000000000000000
[24524.062877] R10: ffffffff810d0f61 R11: ffffea000167fa00 R12:
ffff8800530f4480
[24524.084294] R13: ffff880059f47c00 R14: ffff8801002ae020 R15:
ffff880051f93e10
[24524.105712] FS: 00007f5b4e3e96a0(0000) GS:ffff880100200000(0000)
knlGS:0000000000000000
[24524.130039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[24524.147296] CR2: 00000000000003c0 CR3: 0000000057a38000 CR4:
00000000001407f0
[24524.168715] Stack:
[24524.174789] ffff8800530f4480 0000000000000000 ffff8800530f44b0
ffff880059f47c00
[24524.197217] ffff8801002ae020 ffff880051f93e10 ffffffff8134eb65
ffff880051f93e00
[24524.219621] 0000000000000008 ffffffff8134ebd9 ffffffff810bee41
ffff88004bf23600
[24524.242054] Call Trace:
[24524.249417] [<ffffffff8134eb65>] ? sock_release+0x15/0x80
[24524.265898] [<ffffffff8134ebd9>] ? sock_close+0x9/0x10
[24524.281596] [<ffffffff810bee41>] ? __fput+0xd1/0x1d0
[24524.296775] [<ffffffff81047d0e>] ? task_work_run+0x8e/0xb0
[24524.313515] [<ffffffff8103311b>] ? do_exit+0x33b/0x8a0
[24524.329210] [<ffffffff8103422f>] ? do_group_exit+0x6f/0xb0
[24524.345950] [<ffffffff8103df01>] ? get_signal_to_deliver+0x451/0x4b0
[24524.365290] [<ffffffff81001e9c>] ? do_signal+0x3c/0x5d0
[24524.381248] [<ffffffff8105de4d>] ? remove_wait_queue+0xd/0x50
[24524.398766] [<ffffffff8106bc97>] ? ktime_get_ts+0x57/0xc0
[24524.415246] [<ffffffff810cdcf8>] ?
poll_select_copy_remaining+0xe8/0x130
[24524.435623] [<ffffffff8100244e>] ? do_notify_resume+0x1e/0x60
[24524.453140] [<ffffffff81409068>] ? int_signal+0x12/0x17
[24524.469098] Code: 01 74 19 48 89 df e8 d9 93 08 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
[24524.528997] RIP [<ffffffff812c87f7>] pppoe_release+0x57/0x160
[24524.546550] RSP <ffff8800483f7ca0>
[24524.557050] CR2: 00000000000003c0
[24524.567406] ---[ end trace cf641bc3178928e4 ]---
[24524.581318] Fixing recursive fault but reboot is needed!
}}}
--
--
Ticket URL: <https://dev.openwrt.org/ticket/18799#comment:1>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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