[   16.396361] divide_error: 0000 [#1]
[   16.397014] CPU: 0 PID: 156 Comm: main_func Not tainted 5.9.0 #1
[   16.398119] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[   16.399668] RIP: 0010:main_func+0x299/0x369
[   16.399668] Code: 85 ca 00 00 00 8b 3d 74 f0 19 02 41 89 fe 44 0f af 35 71 f0 19 02 e8 57 fa ff ff 31 d2 49 63 cd 41 ff c5 48 69 c0 e8 03 00 00 <49> f7 f6 49 89 04 cc e9 31 fe ff ff 84 db 75 55 49 63 c5 31 d2 41
[   16.399668] RSP: 0000:ffffc9000057fea8 EFLAGS: 00010206
[   16.399668] RAX: 0000000000000000 RBX: ffff888234948000 RCX: 0000000000000000
[   16.399668] RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffffffff81f61af1
[   16.399668] RBP: ffff888231322c00 R08: ffff88823000ff70 R09: ffff888230010000
[   16.399668] R10: ffff888234948000 R11: ffffc9000057fce5 R12: ffff8882313f5ba8
[   16.399668] R13: 0000000000000001 R14: 0000000000000000 R15: ffffc90000013d78
[   16.399668] FS:  0000000000000000(0000) GS:ffffffff83289000(0000) knlGS:0000000000000000
[   16.399668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.399668] CR2: 0000000000000000 CR3: 0000000003272000 CR4: 00000000000406b0
[   16.399668] Call Trace:
[   16.399668]  ? kzalloc+0xa/0xa
[   16.399668]  kthread+0xfb/0x103
[   16.399668]  ? __list_del_entry+0x1d/0x1d
[   16.399668]  ret_from_fork+0x22/0x30
[   16.399668] Modules linked in:
[   16.437770] ---[ end trace b0e9a741e85a8c19 ]---
[   16.438444] RIP: 0010:main_func+0x299/0x369
