ppanic: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_fork.c", line 676
Starting stack trace...
panic(ffffffff827a009b) at panic+0x16f sys/kern/subr_prf.c:229
__assert(ffffffff8281dc7f,ffffffff827fd1d9,2a4,ffffffff827d48a8) at __assert+0x29 sys/kern/subr_prf.c:157
proc_trampoline_mp() at proc_trampoline_mp+0x135
end trace frame: 0x0, count: 254
End of stack trace.

dump to dev 4,1 not possible