[   2.1352685] panic: kernel diagnostic assertion "start < end" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/uvm/uvm_km.c", line 513 
[   2.1512653] cpu0: Begin traceback...
[   2.1637269] vpanic() at netbsd:vpanic+0x2d0 sys/kern/subr_prf.c:290
[   2.1937245] kern_assert() at netbsd:kern_assert+0x65 sys/arch/amd64/amd64/db_disasm.c:1074
[   2.2237266] uvm_km_pgremove_intrsafe() at netbsd:uvm_km_pgremove_intrsafe+0x431 sys/uvm/uvm_km.c:514
[   2.2437268] uvm_km_kmem_free() at netbsd:uvm_km_kmem_free+0x58 sys/uvm/uvm_km.c:885
[   2.2737256] kmem_intr_free() at netbsd:kmem_intr_free+0x2d9 sys/kern/subr_kmem.c:279
[   2.2937255] scsi_probe_bus() at netbsd:scsi_probe_bus+0x6e3 sys/dev/scsipi/scsiconf.c:536
[   2.3237291] scsibus_discover_thread() at netbsd:scsibus_discover_thread+0x110 scsibus_config sys/dev/scsipi/scsiconf.c:325 [inline]
[   2.3237291] scsibus_discover_thread() at netbsd:scsibus_discover_thread+0x110 sys/dev/scsipi/scsiconf.c:290
[   2.3337261] cpu0: End traceback...
[   2.3337261] fatal breakpoint trap in supervisor mode
[   2.3450770] trap type 1 code 0 rip 0xffffffff80221a95 cs 0x8 rflags 0x246 cr2 0 ilevel 0 rsp 0xffffca80af979bf0
[   2.3575521] curlwp 0xfffff0fc2c73d6c0 pid 0.30 lowest kstack 0xffffca80af9752c0
Stopped in pid 0.30 (system) at netbsd:breakpoint+0x5:  leave
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0xec sys/ddb/db_panic.c:69
vpanic() at netbsd:vpanic+0x2d0 sys/kern/subr_prf.c:290
kern_assert() at netbsd:kern_assert+0x65 sys/arch/amd64/amd64/db_disasm.c:1074
uvm_km_pgremove_intrsafe() at netbsd:uvm_km_pgremove_intrsafe+0x431 sys/uvm/uvm_km.c:514
uvm_km_kmem_free() at netbsd:uvm_km_kmem_free+0x58 sys/uvm/uvm_km.c:885
kmem_intr_free() at netbsd:kmem_intr_free+0x2d9 sys/kern/subr_kmem.c:279
scsi_probe_bus() at netbsd:scsi_probe_bus+0x6e3 sys/dev/scsipi/scsiconf.c:536
scsibus_discover_thread() at netbsd:scsibus_discover_thread+0x110 scsibus_config sys/dev/scsipi/scsiconf.c:325 [inline]
scsibus_discover_thread() at netbsd:scsibus_discover_thread+0x110 sys/dev/scsipi/scsiconf.c:290
ds          81
es          9bb0
fs          9c00
gs          10
rdi         5
rsi         0
rbp         ffffca80af979bf0
rbx         1
rdx         fffff0fc2c73dad0
rcx         ffffffff82bdc7de    db_panic+0xde
rax         ffffffff
r8          ffffffff84f6af80    cpu_info_primary
r9          0
--db_more--