Kernel panics at __per_cpu_end() due to unsigned 'gsch' module.

Issue

• System panics with below message.

[    9.579686] BUG: unable to handle kernel paging request at ffffffff8122c680
[    9.579693] IP: [<ffffffff8122c680>] 0xffffffff8122c680
[    9.579695] PGD 282a12067 PUD 282a13063 PMD 0 
[    9.579697] Oops: 0010 [#1] SMP 
[    9.579726] Modules linked in: gsch(OE) redirfs(OE) dsa_filter(POE) rpcsec_gss_krb5 nfsv4 dns_resolver nfs lockd grace fscache vmw_vsock_vmci_transport vsock ext4 mbcache jbd2 coretemp iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper ppdev cryptd vmw_balloon joydev pcspkr sg vmw_vmci shpchp i2c_piix4 nfit libnvdimm parport_pc parport auth_rpcgss binfmt_misc sunrpc ip_tables xfs libcrc32c sr_mod cdrom ata_generic pata_acpi vmwgfx drm_kms_helper syscopyarea sd_mod sysfillrect sysimgblt ahci fb_sys_fops crc_t10dif ttm crct10dif_generic libahci ata_piix drm libata crct10dif_pclmul crct10dif_common crc32c_intel serio_raw vmxnet3 i2c_core vmw_pvscsi floppy dm_mirror dm_region_hash dm_log dm_mod
[    9.579731] CPU: 6 PID: 1839 Comm: env Kdump: loaded Tainted: P           OE  ------------   3.10.0-862.2.3.el7.x86_64 #1
[    9.579732] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/05/2016
[    9.579733] task: ffff9e3d94365ee0 ti: ffff9e3d7bbac000 task.ti: ffff9e3d7bbac000
[    9.579736] RIP: 0010:[<ffffffff8122c680>]  [<ffffffff8122c680>] 0xffffffff8122c680
[    9.579737] RSP: 0018:ffff9e3d7bbafe68  EFLAGS: 00010297
[    9.579738] RAX: ffffffff8122c680 RBX: ffff9e3d94366558 RCX: 0000000300000000
[    9.579739] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 00007fffe27953e1
[    9.579739] RBP: ffff9e3d7bbaff48 R08: 0000000000000ff8 R09: 8ad0c5ff94889ed0
[    9.579740] R10: 8080808080808080 R11: 0000000000000000 R12: 00007fffe27953e1
[    9.579741] R13: 00007fffe27955d8 R14: 0000000000606248 R15: ffffffffa5a238b0
[    9.579742] FS:  00007f3b21806740(0000) GS:ffff9e3dbfd80000(0000) knlGS:0000000000000000
[    9.579743] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.579744] CR2: ffffffff8122c680 CR3: 00000007fe2c2000 CR4: 00000000001607e0
[    9.579807] Call Trace:
[    9.579818]  [<ffffffffc08deb33>] ? gsch_sys_execve_hook_fn+0x143/0x270 [gsch]   <<<-----
[    9.579830]  [<ffffffffa5f1fd18>] stub_execve+0x48/0x80
[    9.579836] Code:  Bad RIP value.
[    9.579840] RIP  [<ffffffff8122c680>] 0xffffffff8122c680
[    9.579840]  RSP <ffff9e3d7bbafe68>
[    9.579841] CR2: ffffffff8122c680