panic: pool_do_get: shmpl free list modified: page 0xfffffd806ccb1000; item addr 0xfffffd806ccb1938; offset 0x0=0x0 != 0xd5b5344d93d3fe8b Starting stack trace... panic(ffffffff82ff17ce) at panic+0x1ba sys/kern/subr_prf.c:229 pool_do_get(ffffffff834ce310,1,ffff8000341fd5dc) at pool_do_get+0x57e pool_get(ffffffff834ce310,1) at pool_get+0xf0 shmget_allocate_segment(ffff80002a4c7bf0,ffff8000341fd830,0,ffff8000341fd780) at shmget_allocate_segment+0x1a7 sys_shmget(ffff80002a4c7bf0,ffff8000341fd830,ffff8000341fd780) at sys_shmget+0x1b2 sys/kern/sysv_shm.c:482 syscall(ffff8000341fd830) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa7e28b2fb90, count: 250 End of stack trace.