[ 945.1906385] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/kern_time.c:366:4, signed integer overflow: 4611686018736474993 - -4611686018427387524 cannot be represented in type 'long int'

[ 945.2105858] cpu1: Begin traceback...
[ 945.2206136] vpanic() at netbsd:vpanic+0x2aa sys/kern/subr_prf.c:336
[ 945.2606737] isAlreadyReported() at netbsd:isAlreadyReported
[ 945.2907154] HandleOverflow() at netbsd:HandleOverflow+0x1fb sys/../common/lib/libc/misc/ubsan.c:360
[ 945.3307739] nanosleep1() at netbsd:nanosleep1+0x81a sys/kern/kern_time.c:366
[ 945.3608162] sys_clock_nanosleep() at netbsd:sys_clock_nanosleep+0xb7 sys/kern/kern_time.c:320
[ 945.4008534] sys___syscall() at netbsd:sys___syscall+0x1c8 sy_call sys/sys/syscallvar.h:65 [inline]
[ 945.4008534] sys___syscall() at netbsd:sys___syscall+0x1c8 sys/kern/sys_syscall.c:77
[ 945.4609412] syscall() at netbsd:syscall+0x29a sy_call sys/sys/syscallvar.h:65 [inline]
[ 945.4609412] syscall() at netbsd:syscall+0x29a sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 945.4609412] syscall() at netbsd:syscall+0x29a sys/arch/x86/x86/syscall.c:138
[ 945.4809706] --- syscall (number 198) ---
[ 945.4809706] Skipping crash dump on recursive panic
[ 945.4909846] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/arch/amd64/amd64/db_machdep.c:153:24, member access within misaligned address 0x4 for type 'struct x86_64_frame' which requires 8 byte alignment

[ 945.5110142] Faulted in mid-traceback; aborting...
[ 945.5110142] fatal breakpoint trap in supervisor mode
[ 945.5210285] trap type 1 code 0 rip 0xffffffff8021ddbd cs 0x8 rflags 0x282 cr2 0x745b77ab13a0 ilevel 0 rsp 0xffffc000b49319d0
[ 945.5310433] curlwp 0xfffffaa11a81e8c0 pid 4847.3 lowest kstack 0xffffc000b492f2c0
Stopped in pid 4847.3 (syz-executor.1) at       netbsd:breakpoint+0x5:  leave
?
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0x109 sys/ddb/db_panic.c:67
vpanic() at netbsd:vpanic+0x2aa sys/kern/subr_prf.c:336
isAlreadyReported() at netbsd:isAlreadyReported
HandleTypeMismatch.part.1() at netbsd:HandleTypeMismatch.part.1+0xcc
HandleTypeMismatch() at netbsd:HandleTypeMismatch+0x7b sys/../common/lib/libc/misc/ubsan.c:408
db_nextframe() at netbsd:db_nextframe+0x6f6 sys/arch/amd64/amd64/db_machdep.c:153
db_stack_trace_print() at netbsd:db_stack_trace_print+0x2c4 sys/arch/x86/x86/db_trace.c:277
db_panic() at netbsd:db_panic+0xa3 x86_curcpu sys/arch/amd64/compile/obj/GENERIC_SYZKALLER/./machine/cpu.h:67 [inline]
db_panic() at netbsd:db_panic+0xa3 sys/ddb/db_panic.c:57
vpanic() at netbsd:vpanic+0x2aa sys/kern/subr_prf.c:336
isAlreadyReported() at netbsd:isAlreadyReported
HandleOverflow() at netbsd:HandleOverflow+0x1fb sys/../common/lib/libc/misc/ubsan.c:360
nanosleep1() at netbsd:nanosleep1+0x81a sys/kern/kern_time.c:366
sys_clock_nanosleep() at netbsd:sys_clock_nanosleep+0xb7 sys/kern/kern_time.c:320
sys___syscall() at netbsd:sys___syscall+0x1c8 sy_call sys/sys/syscallvar.h:65 [inline]
sys___syscall() at netbsd:sys___syscall+0x1c8 sys/kern/sys_syscall.c:77
syscall() at netbsd:syscall+0x29a sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x29a sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x29a sys/arch/x86/x86/syscall.c:138
--- syscall (number 198) ---
[ 945.5410577] Skipping crash dump on recursive panic
[ 945.5410577] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/arch/amd64/amd64/db_machdep.c:154:14, member access within misaligned address 0x4 for type 'struct x86_64_frame' which requires 8 byte alignment

[ 945.5410577] Faulted in mid-traceback; aborting...
[ 945.5410577] fatal breakpoint trap in supervisor mode
[ 945.5410577] trap type 1 code 0 rip 0xffffffff8021ddbd cs 0x8 rflags 0x282 cr2 0x745b77ab13a0 ilevel 0x8 rsp 0xffffc000b49306d0
[ 945.5410577] curlwp 0xfffffaa11a81e8c0 pid 4847.3 lowest kstack 0xffffc000b492f2c0
Stopped in pid 4847.3 (syz-executor.1) at       netbsd:breakpoint+0x5:  leave