Linux process causes kernel panic

Hi

After install new kernel+world built from today's checkout I keep getting
the same crash over and over. Never had this problem before. The previous
kernel was from 3 weeks ago.

Looks familiar to anyone?

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address    = 0xfffe665c
fault code        = supervisor write data, protection violation
instruction pointer    = 0x20:0xffffffff82282db3
stack pointer            = 0x0:0xfffffe004c74c8c8
frame pointer            = 0x0:0xfffffe004c74c980
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        = 1579 (wcgrid_zika_vina_7.)
trap number        = 12
panic: page fault
cpuid = 0
time = 1533327428
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame
0xfffffe004c74c580
vpanic() at vpanic+0x1a3/frame 0xfffffe004c74c5e0
panic() at panic+0x43/frame 0xfffffe004c74c640
trap_fatal() at trap_fatal+0x35f/frame 0xfffffe004c74c690
trap_pfault() at trap_pfault+0x62/frame 0xfffffe004c74c6e0
trap() at trap+0x2ba/frame 0xfffffe004c74c7f0
calltrap() at calltrap+0x8/frame 0xfffffe004c74c7f0
--- trap 0xc, rip = 0xffffffff82282db3, rsp = 0xfffffe004c74c8c8, rbp =
0xfffffe004c74c980 ---
futex_xchgl() at futex_xchgl+0x23/frame 0xfffffe004c74c980
ia32_syscall() at ia32_syscall+0x29f/frame 0xfffffe004c74cab0
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0x4000001
Uptime: 7m29s
Dumping 411 out of 8056 MB:..4%..12%..24%..32%..43%..51%..63%..74%..82%..94%
Dump complete