[ 1338.0022553] panic: kernel diagnostic assertion "dev->dv_detaching == curlwp" failed: file "/syzkaller/managers/ci2-netbsd-kmsan/kernel/sys/kern/subr_autoconf.c", line 2176 
[ 1338.0227994] cpu0: Begin traceback...
[ 1338.0422467] vpanic() at netbsd:vpanic+0xc9d
[ 1338.0922469] kern_assert() at netbsd:kern_assert+0x228
[ 1338.1322432] config_detach_commit() at netbsd:config_detach_commit+0x1c6
[ 1338.1822450] vdevgone() at netbsd:vdevgone+0x20c
[ 1338.2322556] audiodetach() at netbsd:audiodetach+0x22d sys/dev/audio/audio.c:1371
[ 1338.2822439] config_detach() at netbsd:config_detach+0x106c sys/kern/subr_autoconf.c:2037
[ 1338.3222446] config_detach_children() at netbsd:config_detach_children+0x191 sys/kern/subr_autoconf.c:2195
[ 1338.3722430] pad_detach() at netbsd:pad_detach+0x22d sys/dev/pad/pad.c:251
[ 1338.4222457] config_detach() at netbsd:config_detach+0x106c sys/kern/subr_autoconf.c:2037
[ 1338.4722495] fops_pad_close() at netbsd:fops_pad_close+0x160 pad_close sys/dev/pad/pad.c:423 [inline]
[ 1338.4722495] fops_pad_close() at netbsd:fops_pad_close+0x160 sys/dev/pad/pad.c:433
[ 1338.5222472] closef() at netbsd:closef+0x4e5 sys/kern/kern_descrip.c:832
[ 1338.5722455] fd_free() at netbsd:fd_free+0xc87
[ 1338.6122434] exit1() at netbsd:exit1+0xaab sys/kern/kern_exit.c:301
[ 1338.6622419] sys_exit() at netbsd:sys_exit+0x1d6
[ 1338.7122487] syscall() at netbsd:syscall+0x60c sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 1338.7122487] syscall() at netbsd:syscall+0x60c sys/arch/x86/x86/syscall.c:138
[ 1338.7222433] --- syscall (number 1) ---
[ 1338.7422428] netbsd:syscall+0x60c:
[ 1338.7422428] cpu0: End traceback...
[ 1338.7422428] fatal breakpoint trap in supervisor mode
[ 1338.7539009] trap type 1 code 0 rip 0xffffffff802228ad cs 0x8 rflags 0x282 cr2 0x7d95709f02e0 ilevel 0 rsp 0xffff8e00ab710340
[ 1338.7672402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70fd30
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70f720
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70f110
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70eb00
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70e4f0
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70dee0
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70d8d0
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70d2c0
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70ccb0
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70c6a0
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0
[ 1338.7750402] uvm_fault(0xffff8e001477d1b0, 0x0, 1) -> e
[ 1338.7750402] fatal page fault in supervisor mode
[ 1338.7750402] trap type 6 code 0 rip 0xffffffff848ae8f7 cs 0x8 rflags 0x10246 cr2 0x1e8 ilevel 0x8 rsp 0xffff8e00ab70c090
[ 1338.7750402] curlwp 0xffff8e0014204200 pid 3280.3280 lowest kstack 0xffff8e00ab7092c0
kernel: page fault trap, code=0