DF-5662 / panic-ovf.txt
DragonFly/x86_64 (dfbsd) (ttyd0)
login: [OOB5662] ovf: set(index=0x7ffffffb) -- index+EXTEND_CHUNK overflows int, kmalloc size ~2^64
[OOB5662] ovf: calling cam_extend_set...
panic: kmem_slab_alloc(): kernel_map ran out of space!
cpuid = 4
Trace beginning at frame 0xfffff80117ef7638
kmem_slab_alloc() at kmem_slab_alloc+0x42b 0xffffffff80656bab
kmem_slab_alloc() at kmem_slab_alloc+0x42b 0xffffffff80656bab
_kmalloc() at _kmalloc+0x5be 0xffffffff8065737e
cam_extend_set() at cam_extend_set+0x60 0xffffffff802b4760
oob_ovf() at oob_ovf+0x7b 0xffffffff826000bb
sysctl_root.isra.5() at sysctl_root.isra.5+0x166 0xffffffff80683d06
Debugger("panic")