Comment 3 for bug 1616771

Same bug.

Dec 27 15:18:09 nas230 kernel: [9182662.709741] ------------[ cut here ]------------
Dec 27 15:18:09 nas230 kernel: [9182662.709896] kernel BUG at /build/linux-lts-wily-JUyKGw/linux-lts-wily-4.2.0/drivers/net/ppp/ppp_generic.c:291!
Dec 27 15:18:09 nas230 kernel: [9182662.710222] invalid opcode: 0000 [#1] SMP
Dec 27 15:18:09 nas230 kernel: [9182662.710371] Modules linked in: iptable_filter ip_tables x_tables arc4 ppp_mppe act_police cls_u32 sch_ingress sch_tbf cls_flow sch_htb ifb pppoe pppox ipmi_ssif ipmi_dev
intf ics932s401 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd cdc_ether sb_edac usbnet mii ed
ac_core lpc_ich ioatdma nls_iso8859_1 8021q garp mrp ipmi_si stp llc 8250_fintek ipmi_msghandler wmi shpchp mac_hid bonding lp parport igb i2c_algo_bit dca ptp megaraid_sas pps_core
Dec 27 15:18:09 nas230 kernel: [9182662.712151] CPU: 7 PID: 9053 Comm: accel-pppd Not tainted 4.2.0-36-generic #42~14.04.1-Ubuntu
Dec 27 15:18:09 nas230 kernel: [9182662.712419] Hardware name: IBM IBM System x3550 M4 Server -[7914G3G]-/00AM544, BIOS -[D7E134FUS-1.51]- 10/02/2013
Dec 27 15:18:09 nas230 kernel: [9182662.712748] task: ffff88007d0cd280 ti: ffff8800361ec000 task.ti: ffff8800361ec000
Dec 27 15:18:09 nas230 kernel: [9182662.712984] RIP: 0010:[<ffffffff817bda34>] [<ffffffff817bda34>] ppp_pernet.part.16+0x4/0x6
Dec 27 15:18:09 nas230 kernel: [9182662.713257] RSP: 0018:ffff8800361efdf8 EFLAGS: 00010246
Dec 27 15:18:09 nas230 kernel: [9182662.713435] RAX: 0000000000000000 RBX: 000000004004743a RCX: 00007f201819f6a0
Dec 27 15:18:09 nas230 kernel: [9182662.713670] RDX: 00000000000001eb RSI: 000000004004743a RDI: ffffffff81cdc4a0
Dec 27 15:18:09 nas230 kernel: [9182662.713904] RBP: ffff8800361efdf8 R08: 0000000000000001 R09: ffff88026d4b9e40
Dec 27 15:18:09 nas230 kernel: [9182662.714139] R10: 0000000000004628 R11: ffff88007b92db38 R12: ffff88007b92cc00
Dec 27 15:18:09 nas230 kernel: [9182662.714374] R13: ffff88007b92db00 R14: 00007f201819f6a0 R15: 00007f201819f6a0
Dec 27 15:18:09 nas230 kernel: [9182662.714613] FS: 00007f202702b700(0000) GS:ffff880277bc0000(0000) knlGS:0000000000000000
Dec 27 15:18:09 nas230 kernel: [9182662.714878] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Dec 27 15:18:09 nas230 kernel: [9182662.715066] CR2: 00007f0ecbe964a0 CR3: 000000026d7bc000 CR4: 00000000001406e0
Dec 27 15:18:09 nas230 kernel: [9182662.715298] Stack:
Dec 27 15:18:09 nas230 kernel: [9182662.715367] ffff8800361efe78 ffffffff8159eb9a ffff880277312c60 ffff880277bd6640
Dec 27 15:18:09 nas230 kernel: [9182662.715625] ffff880277bd6640 00000000000001eb ffff88007d0cd2e8 0000000000000007
Dec 27 15:18:09 nas230 kernel: [9182662.715882] ffff8800361efeb8 ffffffff810b45bf ffff8800361efe88 ffff88007b92db00
Dec 27 15:18:09 nas230 kernel: [9182662.716139] Call Trace:
Dec 27 15:18:09 nas230 kernel: [9182662.716223] [<ffffffff8159eb9a>] ppp_ioctl+0xdca/0xde0
Dec 27 15:18:09 nas230 kernel: [9182662.716395] [<ffffffff810b45bf>] ? pick_next_task_fair+0x53f/0x8a0
Dec 27 15:18:09 nas230 kernel: [9182662.716601] [<ffffffff8120155d>] do_vfs_ioctl+0x2cd/0x4b0
Dec 27 15:18:09 nas230 kernel: [9182662.716782] [<ffffffff817bf495>] ? __schedule+0x105/0x910
Dec 27 15:18:09 nas230 kernel: [9182662.716962] [<ffffffff812017b9>] SyS_ioctl+0x79/0x90
Dec 27 15:18:09 nas230 kernel: [9182662.717132] [<ffffffff817bfcd7>] ? schedule+0x37/0x80
Dec 27 15:18:09 nas230 kernel: [9182662.717302] [<ffffffff817c35b2>] entry_SYSCALL_64_fastpath+0x16/0x75
Dec 27 15:18:09 nas230 kernel: [9182662.717513] Code: 00 00 00 48 c7 c7 e0 96 a9 81 48 89 e5 e8 f5 c1 8b ff 5d c6 05 2c 88 54 00 01 c3 55 48 89 e5 0f 0b 55 48 89 e5 0f 0b 55 48 89 e5 <0f> 0b 55 48 89 e5 0f
 0b 0f 1f 44 00 00 55 48 c7 c7 40 c6 cd 81
Dec 27 15:18:09 nas230 kernel: [9182662.718369] RIP [<ffffffff817bda34>] ppp_pernet.part.16+0x4/0x6
Dec 27 15:18:09 nas230 kernel: [9182662.718565] RSP <ffff8800361efdf8>
Dec 27 15:18:09 nas230 kernel: [9182662.736693] ---[ end trace 2301a2bc2d459ac3 ]---

# uname -a
Linux nas230 4.2.0-36-generic #42~14.04.1-Ubuntu SMP Fri May 13 17:27:22 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux