Tracing pid 1 tid 100001 td 0xc00000000559a000 0xe00000003a9b1b70: at uart_intr+0x154 0xe00000003a9b1bc0: at intr_event_handle+0x100 0xe00000003a9b1c60: at powerpc_dispatch_intr+0xe8 0xe00000003a9b1d00: at openpic_dispatch+0x94 0xe00000003a9b1d40: at powerpc_interrupt+0x138 0xe00000003a9b1dd0: kernel EXI trap by spinlock_exit+0x68: srr1=0x80029000 r1=0xe00000003a9b2080 cr=0x22283000 xer=0x20000000 ctr=0xe0000000003d6274 r2=0xe000000000b4f000 frame=0xe00000003a9b1e00 0xe00000003a9b2080: at -0x4 0xe00000003a9b20f0: at __mtx_unlock_spin_flags+0xf4 0xe00000003a9b2170: at mmu_booke_enter_locked+0x8fc 0xe00000003a9b2250: at mmu_booke_enter+0xb4 0xe00000003a9b22c0: at pmap_enter+0xb8 0xe00000003a9b2320: at vm_fault+0x754 0xe00000003a9b2560: at vm_fault_trap+0xbc 0xe00000003a9b2610: at trap+0x774 0xe00000003a9b2750: at powerpc_interrupt+0x1a0 0xe00000003a9b27e0: user DSI read trap @ 0x101a2598 by 0x10000da8: srr1=0x8002d000 r1=0x3fffffffffffdd20 cr=0x4 xer=0 ctr=0 r2=0x101aa400 sr=0 frame=0xe00000003a9b2810 Tracing pid 1 tid 100001 td 0xc00000000559a000 0xe00000003a9b1b70: at uart_intr+0x154 0xe00000003a9b1bc0: at intr_event_handle+0x100 0xe00000003a9b1c60: at powerpc_dispatch_intr+0xe8 0xe00000003a9b1d00: at openpic_dispatch+0x94 0xe00000003a9b1d40: at powerpc_interrupt+0x138 0xe00000003a9b1dd0: kernel EXI trap by witness_assert+0x5c: srr1=0x80029000 r1=0xe00000003a9b2080 cr=0x22223000 xer=0x20000000 ctr=0 r2=0xe000000000b4f000 frame=0xe00000003a9b1e00 0xe00000003a9b2080: at 0x8c8 0xe00000003a9b2100: at __rw_assert+0x5c 0xe00000003a9b2170: at mmu_booke_enter_locked+0x100 0xe00000003a9b2250: at mmu_booke_enter+0xb4 0xe00000003a9b22c0: at pmap_enter+0xb8 0xe00000003a9b2320: at vm_fault+0x754 0xe00000003a9b2560: at vm_fault_trap+0xbc 0xe00000003a9b2610: at trap+0x774 0xe00000003a9b2750: at powerpc_interrupt+0x1a0 0xe00000003a9b27e0: user DSI read trap @ 0x101a2598 by 0x10000da8: srr1=0x8002d000 r1=0x3fffffffffffdd20 cr=0x4 xer=0 ctr=0 r2=0x101aa400 sr=0 frame=0xe00000003a9b2810