Fatal trap 12: page fault while in kernel mode
cpuid = 2; apic id = 02
fault virtual address	= 0xfffff7ffaa1c9ab8
fault code		= supervisor read data, page not present
instruction pointer	= 0x20:0xffffffff80edd52a
stack pointer	        = 0x28:0xfffffe009521d7a0
frame pointer	        = 0x28:0xfffffe009521d7a0
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 37844 (syz-executor4)
trap number		= 12
panic: page fault
cpuid = 2
KDB: stack backtrace:
#0 0xffffffff80aada97 at kdb_backtrace+0x67
#1 0xffffffff80a6bb76 at vpanic+0x186
#2 0xffffffff80a6b9e3 at panic+0x43
#3 0xffffffff80edf832 at trap_fatal+0x322
#4 0xffffffff80edf889 at trap_pfault+0x49
#5 0xffffffff80edf0c6 at trap+0x286
#6 0xffffffff80ec3641 at calltrap+0x8
#7 0xffffffff80ae96e1 at m_copydata+0x61
#8 0xffffffff80c05ba7 at sctp_sosend+0x157
#9 0xffffffff80afa411 at kern_sendit+0x291
#10 0xffffffff80afa773 at sendit+0x1a3
#11 0xffffffff80afa831 at sys_sendmsg+0x61
#12 0xffffffff80ee0394 at amd64_syscall+0x6c4
#13 0xffffffff80ec392b at Xfast_syscall+0xfb