panic: kernel diagnostic assertion "pg->wire_count == 1" failed
: file "/syzkaller/managers/main/kernel/sys/kern/vfs_biomem.c",
 line 310
Starting stack trace...
panic(ffffffff830b4120) at panic+0x1ba sys/kern/subr_prf.c:229
__assert(ffffffff83068a43,ffffffff83074733,136,ffffffff82ff3bfe) at __assert+0x29
buf_free_pages(fffffd805c1398f8) at buf_free_pages+0x23d sys/kern/vfs_biomem.c:299
buf_dealloc_mem(fffffd805c1398f8) at buf_dealloc_mem+0x14e sys/kern/vfs_biomem.c:179
buf_put(fffffd805c1398f8) at buf_put+0x1dc sys/kern/vfs_bio.c:127
brelse(fffffd805c1398f8) at brelse+0x395 sys/kern/vfs_bio.c:944
ffs_indirtrunc(fffffd806e4df0f8,ffffffffffbff7f2,142000,ffffffffffffffff,2,ffff80002a573610) at ffs_indirtrunc+0x9e3 sys/ufs/ffs/ffs_inode.c:530
ffs_truncate(fffffd806e4df0f8,0,0,ffffffffffffffff) at ffs_truncate+0x105a sys/ufs/ffs/ffs_inode.c:297
ufs_inactive(ffff80002a573768) at ufs_inactive+0x203 sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd8074af42d0,ffff80002a497458) at VOP_INACTIVE+0xfe sys/kern/vfs_vops.c:495
vput(fffffd8074af42d0) at vput+0xdc sys/kern/vfs_subr.c:776
VOP_REMOVE(fffffd805f961c08,fffffd8074af42d0,ffff80002a5738e8) at VOP_REMOVE+0x19d sys/kern/vfs_vops.c:336
dounlinkat(ffff80002a497458,ffffff9c,75eeb8afe870,0) at dounlinkat+0x177 sys/kern/vfs_syscalls.c:1888
syscall(ffff80002a573a60) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x75eeb8afed20, count: 242
End of stack trace.