Re: My ARM64 boot just broke (undefined instruction)

This should be fixed in 22e4897422a055b7a15be5984fbc4bb97f432e79.

Andrew

> On 2 Feb 2023, at 10:13, Martin Cracauer <[email protected]> wrote:
> 
> I am getting a new boot panic on 14-current.
> 
> Platform:
> - Apple Mac M1 mini
> - QEMU 7.2.0 to arm64
> - Last working kernel: Jan 25 main-n260242-f5924ad8fde4
> - kern config GENERIC-NODEBUG
> 
> [...]
> generic_timer0: <ARM Generic Timer> irq 34,35,36 on acpi0
> Undefined instruction: d53be228
>  x0:                0
>  x1: ffff000000ed3cc0 (thread0_st + 0)
>  x2:              100
>  x3:          8000000
>  x4: ffff000000802dd8 (generic_bs_w_4 + 0)
>  x5:               50
>  x6: ffff00000050ef38 (kvprintf + 470)
>  x7:               d5
>  x8: ffffa00000778900
>  x9: ffff000000ed3cc0 (thread0_st + 0)
> x10: ffff000000f6c0f0 (isrc_table_lock + 18)
> x11:                1
> x12:                3
> x13: ff0f010000000300
> x14:                0
> x15:                0
> x16:                0
> x17:                0
> x18: ffff000000fe3870 (initstack + 3870)
> x19: ffffa00000781400
> x20: ffffa00000781500
> x21: ffffa00000781438
> x22: ffff0000007fd8c0 (arm_tmr_intr + 0)
> x23:                0
> x24: ffff0000009a7b99 (digits + 3b17)
> x25: ffff0000009d4bf9 (console_pausestr + e595)
> x26: ffff000000963970 (cam_status_table + 27d68)
> x27: ffffa00000784280
> x28: ffff000000d0dc90 (__set_sysinit_set_sym_mrmlbus_pcibmodule_sys_init + 0)
> x29: ffff000000fe3870 (initstack + 3870)
>  sp: ffff000000fe3870
>  lr: ffff0000007fd780 (arm_tmr_attach + 190)
> elr: ffff0000007fd7b8 (arm_tmr_attach + 1c8)
> spsr:         604000c5
> far:                0
> panic: Unknown kernel exception 0 esr_el1 2000000
> cpuid = 0
> time = 1
> KDB: stack backtrace:
> db_trace_self() at db_trace_self
> db_trace_self_wrapper() at db_trace_self_wrapper+0x30
> vpanic() at vpanic+0x13c
> panic() at panic+0x44
> do_el1h_sync() at do_el1h_sync+0x194
> handle_el1h_sync() at handle_el1h_sync+0x10
> --- exception, esr 0x2000000
> arm_tmr_attach() at arm_tmr_attach+0x1c8
> device_attach() at device_attach+0x3f8
> bus_generic_new_pass() at bus_generic_new_pass+0x120
> bus_generic_new_pass() at bus_generic_new_pass+0xb0
> bus_generic_new_pass() at bus_generic_new_pass+0xb0
> root_bus_configure() at root_bus_configure+0x40
> mi_startup() at mi_startup+0x200
> virtdone() at virtdone+0x6c
> KDB: enter: panic
> [ thread pid 0 tid 100000 ]
> Stopped at      kdb_enter+0x44: undefined       f900027f
> db> 
> 
> -- 
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
> Martin Cracauer <[email protected]>   http://www.cons.org/cracauer/
>