panic: kernel diagnostic assertion "(pg->pg_flags & (PQ_INACTIVE|PQ_ACTIVE)) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 1268
Starting stack trace...
panic(ffffffff833b1e51) at panic+0x1d0 sys/kern/subr_prf.c:229
__assert(ffffffff833f0b37,ffffffff833ded0e,4f4,ffffffff8341b5b9) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_pagedeactivate(fffffd8008012038) at uvm_pagedeactivate+0x2d8 sys/uvm/uvm_page.c:1265
uvn_flush(fffffd807bde2a18,0,0,14) at 
uvn_flush+0x43b
uvn_detach(fffffd807bde2a18) at uvn_detach+0x19e sys/uvm/uvm_vnode.c:371
uvm_unmap_detach(ffff80002a374bb0,0) at uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364
uvm_mapanon(fffffd806f79c990,ffff80002a374dd8,400000,0,3090713) at uvm_mapanon+0x85d sys/uvm/uvm_map.c:910
uvm_mmapanon(fffffd806f79c990,ffff80002a374dd8,400000,3,7,5012,ca7de9a3444e5bee,fffffd806f79c990) at uvm_mmapanon+0x1d0 sys/uvm/uvm_mmap.c:1029
sys_mmap(ffff8000fffec550,ffff80002a374f40,ffff80002a374e90) at sys_mmap+0xa80 sys/uvm/uvm_mmap.c:426
syscall(ffff80002a374f40) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a374f40) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x20b861ac460, count: 246
End of stack trace.
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