login: panic: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock
Stopped at      db_enter+0x18:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
 271912   4204      0           0          0    1  syz-executor3902
*137053   4204      0           0  0x4000000    0  syz-executor3902
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82464b8f) at panic+0x177 sys/kern/subr_prf.c:202
witness_checkorder(ffffffff82838c20,9,0) at witness_checkorder+0x11eb sys/kern/subr_witness.c:833
__mp_lock(ffffffff82838a18) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline]
__mp_lock(ffffffff82838a18) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline]
__mp_lock(ffffffff82838a18) at __mp_lock+0xa1 sys/kern/kern_lock.c:142
intr_handler(ffff80002140c990,ffff80000006a400) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532
Xintr_ioapic_edge17_untramp() at Xintr_ioapic_edge17_untramp+0x18f
pool_do_get(ffffffff829b8b08,9,ffff80002140cb38) at pool_do_get+0x97 sys/kern/subr_pool.c:722
pool_get(ffffffff829b8b08,9) at pool_get+0xeb sys/kern/subr_pool.c:584
vm_create(ffff800000b29000,ffff8000ffff6010) at vm_create+0xad sys/arch/amd64/amd64/vmm.c:1497
vmmioctl(a00,c5005601,ffff800000b29000,1,ffff8000ffff6010) at vmmioctl+0x1f2
VOP_IOCTL(fffffd806e0ad670,c5005601,ffff800000b29000,1,fffffd807f7d87e0,ffff8000ffff6010) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:295
vn_ioctl(fffffd806e423a28,c5005601,ffff800000b29000,ffff8000ffff6010) at vn_ioctl+0xba sys/kern/vfs_vnops.c:531
sys_ioctl(ffff8000ffff6010,ffff80002140cf28,ffff80002140cf70) at sys_ioctl+0x4a2
syscall(ffff80002140cff0) at syscall+0x5a9 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff80002140cff0) at syscall+0x5a9 sys/arch/amd64/amd64/trap.c:587
end trace frame: 0xffff80002140d070, count: 0
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ddb{0}> 
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
*cpu0: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock
ddb{0}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82464b8f) at panic+0x177 sys/kern/subr_prf.c:202
witness_checkorder(ffffffff82838c20,9,0) at witness_checkorder+0x11eb sys/kern/subr_witness.c:833
__mp_lock(ffffffff82838a18) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline]
__mp_lock(ffffffff82838a18) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline]
__mp_lock(ffffffff82838a18) at __mp_lock+0xa1 sys/kern/kern_lock.c:142
intr_handler(ffff80002140c990,ffff80000006a400) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532
Xintr_ioapic_edge17_untramp() at Xintr_ioapic_edge17_untramp+0x18f
pool_do_get(ffffffff829b8b08,9,ffff80002140cb38) at pool_do_get+0x97 sys/kern/subr_pool.c:722
pool_get(ffffffff829b8b08,9) at pool_get+0xeb sys/kern/subr_pool.c:584
vm_create(ffff800000b29000,ffff8000ffff6010) at vm_create+0xad sys/arch/amd64/amd64/vmm.c:1497
vmmioctl(a00,c5005601,ffff800000b29000,1,ffff8000ffff6010) at vmmioctl+0x1f2
VOP_IOCTL(fffffd806e0ad670,c5005601,ffff800000b29000,1,fffffd807f7d87e0,ffff8000ffff6010) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:295
vn_ioctl(fffffd806e423a28,c5005601,ffff800000b29000,ffff8000ffff6010) at vn_ioctl+0xba sys/kern/vfs_vnops.c:531
sys_ioctl(ffff8000ffff6010,ffff80002140cf28,ffff80002140cf70) at sys_ioctl+0x4a2
syscall(ffff80002140cff0) at syscall+0x5a9 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff80002140cff0) at syscall+0x5a9 sys/arch/amd64/amd64/trap.c:587
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xe4c10853960, count: -15
ddb{0}>