[ 124.9958638] panic: fpudna from kernel, ip 0xffffffff80263e8b, trapframe 0xffffc500c7b26740 [ 124.9958638] cpu1: Begin traceback... [ 125.0158502] vpanic() at netbsd:vpanic+0xc9d [ 125.0458945] panic() at netbsd:panic+0x1b3 sys/kern/subr_prf.c:208 [ 125.0758871] fpudna() at netbsd:fpudna+0x176 [ 125.1158523] Xtrap07() at netbsd:Xtrap07+0xbf [ 125.1658493] fpu_save() at netbsd:fpu_save+0x320 fpu_area_save sys/arch/x86/x86/fpu.c:273 [inline] [ 125.1658493] fpu_save() at netbsd:fpu_save+0x320 fpu_save_lwp sys/arch/x86/x86/fpu.c:159 [inline] [ 125.1658493] fpu_save() at netbsd:fpu_save+0x320 sys/arch/x86/x86/fpu.c:172 [ 125.2158500] process_write_fpregs_xmm() at netbsd:process_write_fpregs_xmm+0x207 fpu_lwp_area sys/arch/x86/x86/fpu.c:144 [inline] [ 125.2158500] process_write_fpregs_xmm() at netbsd:process_write_fpregs_xmm+0x207 sys/arch/x86/x86/fpu.c:702 [ 125.2558505] cpu_setmcontext() at netbsd:cpu_setmcontext+0x9bd [ 125.3058525] setucontext() at netbsd:setucontext+0x3de sys/kern/kern_sig.c:789 [ 125.3558511] sys_setcontext() at netbsd:sys_setcontext+0x272 sys/kern/sys_sig.c:355 [ 125.4058525] syscall() at netbsd:syscall+0x60c sy_invoke sys/sys/syscallvar.h:94 [inline] [ 125.4058525] syscall() at netbsd:syscall+0x60c sys/arch/x86/x86/syscall.c:138 [ 125.4258476] --- syscall (number 481) --- [ 125.4358500] netbsd:syscall+0x60c: [ 125.4458492] cpu1: End traceback... [ 125.4458492] fatal breakpoint trap in supervisor mode [ 125.4558406] trap type 1 code 0 rip 0xffffffff8023675d cs 0x8 rflags 0x82 cr2 0xc0001c96f0 ilevel 0x6 rsp 0xffffc500c7b26530 [ 125.4658392] curlwp 0xffffc5001352b600 pid 449.1214 lowest kstack 0xffffc500c7b1f2c0 Stopped in pid 449.1214 (syz-execprog) at netbsd:breakpoint+0x5: leave ? breakpoint() at netbsd:breakpoint+0x5 vpanic() at netbsd:vpanic+0xc9d p