[ 110.6823958] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/net/rtsock_shared.c:631:41, member access within misaligned address 0xffffc0868096b4cc for type 'struct rt_msghdr50' which requires 8 byte alignment

[ 110.7165611] cpu0: Begin traceback...
[ 110.7380380] vpanic() at netbsd:vpanic+0x2aa sys/kern/subr_prf.c:336
[ 110.8159571] isAlreadyReported() at netbsd:isAlreadyReported
[ 110.8827433] HandleTypeMismatch.part.1() at netbsd:HandleTypeMismatch.part.1+0xcc
[ 110.9495314] HandleTypeMismatch() at netbsd:HandleTypeMismatch+0x7b sys/../common/lib/libc/misc/ubsan.c:408
[ 111.0274493] compat_50_route_output() at netbsd:compat_50_route_output+0x1a4a sys/net/rtsock_shared.c:631
[ 111.0942375] raw_send() at netbsd:raw_send+0x20b sys/net/raw_usrreq.c:182
[ 111.1610210] compat_50_route_send_wrapper() at netbsd:compat_50_route_send_wrapper+0x9f compat_50_route_send sys/net/rtsock_shared.c:464 [inline]
[ 111.1610210] compat_50_route_send_wrapper() at netbsd:compat_50_route_send_wrapper+0x9f sys/net/rtsock_shared.c:1663
[ 111.2278125] sosend() at netbsd:sosend+0x15ac sys/kern/uipc_socket.c:1059
[ 111.2834698] soo_write() at netbsd:soo_write+0x88 sys/kern/sys_socket.c:122
[ 111.3502518] do_filewritev.part.1() at netbsd:do_filewritev.part.1+0x415
[ 111.4170425] sys_writev() at netbsd:sys_writev+0x54 do_filewritev sys/kern/sys_generic.c:381 [inline]
[ 111.4170425] sys_writev() at netbsd:sys_writev+0x54 sys/kern/sys_generic.c:381
[ 111.4838297] sys___syscall() at netbsd:sys___syscall+0x1c8 sy_call sys/sys/syscallvar.h:65 [inline]
[ 111.4838297] sys___syscall() at netbsd:sys___syscall+0x1c8 sys/kern/sys_syscall.c:77
[ 111.5617495] syscall() at netbsd:syscall+0x29a sy_call sys/sys/syscallvar.h:65 [inline]
[ 111.5617495] syscall() at netbsd:syscall+0x29a sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 111.5617495] syscall() at netbsd:syscall+0x29a sys/arch/x86/x86/syscall.c:138
[ 111.5728822] --- syscall (number 198) ---
[ 111.5866210] Skipping crash dump on recursive panic
[ 111.5866210] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/arch/amd64/amd64/db_machdep.c:153:24, member access within misaligned address 0x3 for type 'struct x86_64_frame' which requires 8 byte alignment

[ 111.6160354] Faulted in mid-traceback; aborting...
[ 111.6214432] fatal breakpoint trap in supervisor mode
[ 111.6214432] trap type 1 code 0 rip 0xffffffff8021e7cd cs 0x8 rflags 0x286 cr2 0x706bd5b04160 ilevel 0x4 rsp 0xffff8f80a9c166a0
[ 111.6397073] curlwp 0xffffc086927745e0 pid 508.3 lowest kstack 0xffff8f80a9c142c0
Stopped in pid 508.3 (syz-executor.1) at        netbsd:breakpoint+0x5:  leave
?
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0xd1 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+0x8b x86_curcpu sys/arch/amd64/compile/obj/GENERIC_SYZKALLER/./machine/cpu.h:56 [inline]
db_panic() at netbsd:db_panic+0x8b sys/ddb/db_panic.c:57
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
compat_50_route_output() at netbsd:compat_50_route_output+0x1a4a sys/net/rtsock_shared.c:631
raw_send() at netbsd:raw_send+0x20b sys/net/raw_usrreq.c:182
compat_50_route_send_wrapper() at netbsd:compat_50_route_send_wrapper+0x9f compat_50_route_send sys/net/rtsock_shared.c:464 [inline]
compat_50_route_send_wrapper() at netbsd:compat_50_route_send_wrapper+0x9f sys/net/rtsock_shared.c:1663
sosend() at netbsd:sosend+0x15ac sys/kern/uipc_socket.c:1059
soo_write() at netbsd:soo_write+0x88 sys/kern/sys_socket.c:122
do_filewritev.part.1() at netbsd:do_filewritev.part.1+0x415
sys_writev() at netbsd:sys_writev+0x54 do_filewritev sys/kern/sys_generic.c:381 [inline]
sys_writev() at netbsd:sys_writev+0x54 sys/kern/sys_generic.c:381
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) ---
[ 111.6397073] Skipping crash dump on recursive panic
[ 111.6397073] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/arch/amd64/amd64/db_machdep.c:154:14, member access within misaligned address 0x3 for type 'struct x86_64_frame' which requires 8 byte alignment

[ 111.6397073] Faulted in mid-traceback; aborting...
[ 111.6397073] fatal breakpoint trap in supervisor mode
[ 111.6397073] trap type 1 code 0 rip 0xffffffff8021e7cd cs 0x8 rflags 0x286 cr2 0x706bd5b04160 ilevel 0x8 rsp 0xffff8f80a9c153a0
[ 111.6397073] curlwp 0xffffc086927745e0 pid 508.3 lowest kstack 0xffff8f80a9c142c0
Stopped in pid 508.3 (syz-executor.1) at        netbsd:breakpoint+0x5:  leave