panic: pool_do_get: shmpl free list modified: page 0xfffffd806b860000; item addr 0xfffffd806b860b18; offset 0x0=0x0 != 0x7f40754a82ceff58 Starting stack trace... panic(ffffffff833715ea) at panic+0x1ba sys/kern/subr_prf.c:229 pool_do_get(ffffffff83977100,1,ffff80002f139928) at pool_do_get+0x574 sys/kern/subr_pool.c:743 pool_get(ffffffff83977100,1) at pool_get+0x11a sys/kern/subr_pool.c:-1 shmget_allocate_segment(ffff800035d45250,ffff80002f139b70,a0,ffff80002f139ac0) at shmget_allocate_segment+0x1af sys/kern/sysv_shm.c:-1 sys_shmget(ffff800035d45250,ffff80002f139b70,ffff80002f139ac0) at sys_shmget+0x195 sys/kern/sysv_shm.c:482 syscall(ffff80002f139b70) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80002f139b70) at syscall+0x962 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x90ef1d91e80, count: 250 End of stack trace.