uvm_fault(0xffffffff839ab540, 0xffff800029ef6000, 0, 2) -> e
kernel: page fault trap, code=2
Stopped at      kcov_remote_enter+0x122:        movq    $0,0(%rcx)
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*152512   5066      0           0          0    0  syz-executor
kcov_remote_enter(0,ffff80002a7ac490) at kcov_remote_enter+0x122 sys/dev/kcov.c:670
timeout_run(ffffffff83847c50,ffff80002a7880a8) at timeout_run+0xdf sys/kern/kern_timeout.c:696
softclock_process_tick_timeout(ffff80002a7880a8,0) at softclock_process_tick_timeout+0x230 sys/kern/kern_timeout.c:756
softclock(0) at softclock+0x152 sys/kern/kern_timeout.c:788
softintr_dispatch(0) at softintr_dispatch+0xf9 sys/kern/kern_softintr.c:87
dosoftint(0) at dosoftint+0x48 sys/arch/amd64/amd64/intr.c:862
Xsoftclock() at Xsoftclock+0x27
pmap_enter(fffffd80696770e8,96c9cdc2000,7c1fb000,3,23) at pmap_enter+0x968 pmap_unmap_ptes sys/arch/amd64/amd64/pmap.c:456 [inline]
pmap_enter(fffffd80696770e8,96c9cdc2000,7c1fb000,3,23) at pmap_enter+0x968 sys/arch/amd64/amd64/pmap.c:2951
udv_fault(ffff80003c8f9a40,96c9cdc2000,ffff80003c8f99c0,1,0,0,1d4ad09671e076e6,ffff80003c8f9a40) at udv_fault+0x1c7 sys/uvm/uvm_device.c:372
uvm_fault(fffffd807ece55c0,96c9cdc2000,0,1) at uvm_fault+0x209 sys/uvm/uvm_fault.c:650
upageflttrap(ffff80003c8f9be0,96c9cdc2000) at upageflttrap+0xa0 sys/arch/amd64/amd64/trap.c:192
usertrap(ffff80003c8f9be0) at usertrap+0x413 sys/arch/amd64/amd64/trap.c:640
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x77d091b6a520, count: 2
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