ppanic: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_fork.c", line 679
Starting stack trace...
panic(ffffffff827a34e6) at panic+0x16f sys/kern/subr_prf.c:229
__assert(ffffffff8281e8cf,ffffffff827fe679,2a7,ffffffff827d5cec) 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