panic: kernel diagnostic assertion "refs != ~0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_synch.c", line 955
Starting stack trace...
panic(ffffffff833b37c6) at panic+0x1d0 sys/kern/subr_prf.c:229
__assert(ffffffff833f1977,ffffffff83403a3d,3bb,ffffffff8342dce7) at __assert+0x29 sys/kern/subr_prf.c:-1
refcnt_finalize(ffff80002b7f6f50,ffffffff833ac250) at refcnt_finalize+0x1db sys/kern/kern_synch.c:956