Armv7 panic on -current, rpi2 buildworld
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Date: Wed, 15 Feb 2023 02:57:41 UTC
Building world on an RPi2 armv7, buildworld stopped with bob@www:/usr/src % panic: Called fill_fpregs while the kernel is using the VFP cpuid = 0 time = 1676427410 KDB: stack backtrace: db_trace_self() at db_trace_self pc = 0xc05e8160 lr = 0xc007aa04 (db_trace_self_wrapper+0x30) sp = 0xde2c5790 fp = 0xde2c58a8 db_trace_self_wrapper() at db_trace_self_wrapper+0x30 pc = 0xc007aa04 lr = 0xc02e9c54 (vpanic+0x140) sp = 0xde2c58b0 fp = 0xde2c58d0 r4 = 0x00000100 r5 = 0x00000000 r6 = 0xc07372ef r7 = 0xc0b13968 vpanic() at vpanic+0x140 pc = 0xc02e9c54 lr = 0xc02e9a34 (dump_savectx) sp = 0xde2c58d8 fp = 0xde2c58dc r4 = 0xd70c8600 r5 = 0xde2c5e90 r6 = 0xc3398090 r7 = 0xe0cfc440 r8 = 0xc3398080 r9 = 0xd70c8600 r10 = 0xde2c5960 dump_savectx() at dump_savectx pc = 0xc02e9a34 lr = 0xc05f51dc (set_regs) sp = 0xde2c58e4 fp = 0xde2c58f8 set_regs() at set_regs pc = 0xc05f51dc lr = 0xc026f8f0 (elf32_get_fpregset+0x2c) sp = 0xde2c5900 fp = 0xde2c5908 r4 = 0xc3398090 r5 = 0xc026f8c4 elf32_get_fpregset() at elf32_get_fpregset+0x2c pc = 0xc026f8f0 lr = 0xc026d848 (elf32_coredump+0x308) sp = 0xde2c5910 fp = 0xde2c5988 r4 = 0xc0902a7c r10 = 0xde2c5960 elf32_coredump() at elf32_coredump+0x308 pc = 0xc026d848 lr = 0xc02eea74 (sigexit+0xce0) sp = 0xde2c5990 fp = 0xde2c5cf8 r4 = 0x0000004e r5 = 0xdf580b60 r6 = 0xdf580a78 r7 = 0xc026d540 r8 = 0xdddcb2bc r9 = 0xdf580ad4 r10 = 0x00000000 sigexit() at sigexit+0xce0 pc = 0xc02eea74 lr = 0xc02ef36c (postsig+0x128) sp = 0xde2c5d00 fp = 0xde2c5d88 r4 = 0x00000006 r5 = 0xdd43fba0 r6 = 0xde2c5d20 r7 = 0xde2c5d18 r8 = 0xdddcb1f8 r9 = 0xdf3d9ab8 r10 = 0x00000005 postsig() at postsig+0x128 pc = 0xc02ef36c lr = 0xc02f316c (ast_sig+0x11c) sp = 0xde2c5d90 fp = 0xde2c5e08 r4 = 0xdd43fba0 r5 = 0xdddcb2bc r6 = 0xc0734d22 r7 = 0x00000000 r8 = 0xdddcb1f8 r9 = 0x00000ab8 r10 = 0x22530384 ast_sig() at ast_sig+0x11c pc = 0xc02f316c lr = 0xc035444c (ast_handler+0xe0) sp = 0xde2c5e10 fp = 0xde2c5e28 r4 = 0xde2c5e40 r5 = 0x0000000e r6 = 0x00004000 r7 = 0xc096b59c r8 = 0xdd43fba0 r9 = 0x00000001 ast_handler() at ast_handler+0xe0 pc = 0xc035444c lr = 0xc035435c (ast+0x20) sp = 0xde2c5e30 fp = 0xde2c5e38 r4 = 0xde2c5e40 r5 = 0xdd43fba0 r6 = 0x00000000 r7 = 0x000001b1 r8 = 0x22c4b500 r9 = 0x00000000 ast() at ast+0x20 pc = 0xc035435c lr = 0xc05eaa88 (swi_exit+0x3c) sp = 0xde2c5e40 fp = 0xbb9fbe38 r4 = 0x60000013 r5 = 0xdd43fba0 swi_exit() at swi_exit+0x3c pc = 0xc05eaa88 lr = 0xc05eaa88 (swi_exit+0x3c) sp = 0xde2c5e40 fp = 0xbb9fbe38 KDB: enter: panic [ thread pid 81621 tid 101111 ] Stopped at kdb_enter+0x54: ldrb r15, [r15, r15, ror r15]! db> bt Tracing pid 81621 tid 101111 td 0xdd43fba0 db_trace_self() at db_trace_self pc = 0xc05e8160 lr = 0xc00774a0 (db_stack_trace+0x140) sp = 0xde2c55d8 fp = 0xde2c55f0 db_stack_trace() at db_stack_trace+0x140 pc = 0xc00774a0 lr = 0xc00770f0 (db_command+0x310) sp = 0xde2c55f8 fp = 0xde2c56a0 r4 = 0xc0745722 r5 = 0x00000062 r6 = 0x00000000 r10 = 0x00000000 db_command() at db_command+0x310 pc = 0xc00770f0 lr = 0xc0076db8 (db_command_loop+0x64) sp = 0xde2c56a8 fp = 0xde2c56b8 r4 = 0xc07ac186 r5 = 0xc07ab7fe r6 = 0xc0986f5c r7 = 0xc0b13968 r8 = 0xc0b23738 r9 = 0x00000000 r10 = 0x00000001 db_command_loop() at db_command_loop+0x64 pc = 0xc0076db8 lr = 0xc007ab88 (db_trap+0x128) sp = 0xde2c56c0 fp = 0xde2c57d8 r4 = 0x00000000 r5 = 0xc0986f50 r6 = 0xc0b23758 r10 = 0x00000001 db_trap() at db_trap+0x128 pc = 0xc007ab88 lr = 0xc033bb84 (kdb_trap+0x258) sp = 0xde2c57e0 fp = 0xde2c5808 r4 = 0xc078390c r5 = 0xc08d5270 r6 = 0xc0b23758 r7 = 0xc0b13968 kdb_trap() at kdb_trap+0x258 pc = 0xc033bb84 lr = 0xc05eaab8 (exception_exit) sp = 0xde2c5810 fp = 0xde2c58a8 r4 = 0x200000d3 r5 = 0x00000000 r6 = 0xc07372ef r7 = 0xc0b13968 r8 = 0xc093fa0c r9 = 0xde2c58e4 r10 = 0xc0b13a68 exception_exit() at exception_exit pc = 0xc05eaab8 lr = 0xc033b044 (kdb_enter+0x50) sp = 0xde2c58a0 fp = 0xde2c58a8 r0 = 0x00000000 r1 = 0x00000001 r2 = 0x00000012 r3 = 0x00000000 r4 = 0xc0b23748 r5 = 0x00000000 r6 = 0xc07372ef r7 = 0xc0b13968 r8 = 0xc093fa0c r9 = 0xde2c58e4 r10 = 0xc0b13a68 r12 = 0x00000000 kdb_enter() at kdb_enter+0x58 pc = 0xc033b04c lr = 0xc02e9ca0 (vpanic+0x18c) sp = 0xde2c58b0 fp = 0xde2c58d0 r4 = 0x00000100 r10 = 0xc0b13a68 vpanic() at vpanic+0x18c pc = 0xc02e9ca0 lr = 0xc02e9a34 (dump_savectx) sp = 0xde2c58d8 fp = 0xde2c58dc r4 = 0xd70c8600 r5 = 0xde2c5e90 r6 = 0xc3398090 r7 = 0xe0cfc440 r8 = 0xc3398080 r9 = 0xd70c8600 r10 = 0xde2c5960 dump_savectx() at dump_savectx pc = 0xc02e9a34 lr = 0xc05f51dc (set_regs) sp = 0xde2c58e4 fp = 0xde2c58f8 set_regs() at set_regs pc = 0xc05f51dc lr = 0xc026f8f0 (elf32_get_fpregset+0x2c) sp = 0xde2c5900 fp = 0xde2c5908 r4 = 0xc3398090 r5 = 0xc026f8c4 elf32_get_fpregset() at elf32_get_fpregset+0x2c pc = 0xc026f8f0 lr = 0xc026d848 (elf32_coredump+0x308) sp = 0xde2c5910 fp = 0xde2c5988 r4 = 0xc0902a7c r10 = 0xde2c5960 elf32_coredump() at elf32_coredump+0x308 pc = 0xc026d848 lr = 0xc02eea74 (sigexit+0xce0) sp = 0xde2c5990 fp = 0xde2c5cf8 r4 = 0x0000004e r5 = 0xdf580b60 r6 = 0xdf580a78 r7 = 0xc026d540 r8 = 0xdddcb2bc r9 = 0xdf580ad4 r10 = 0x00000000 sigexit() at sigexit+0xce0 pc = 0xc02eea74 lr = 0xc02ef36c (postsig+0x128) sp = 0xde2c5d00 fp = 0xde2c5d88 r4 = 0x00000006 r5 = 0xdd43fba0 r6 = 0xde2c5d20 r7 = 0xde2c5d18 r8 = 0xdddcb1f8 r9 = 0xdf3d9ab8 r10 = 0x00000005 postsig() at postsig+0x128 pc = 0xc02ef36c lr = 0xc02f316c (ast_sig+0x11c) sp = 0xde2c5d90 fp = 0xde2c5e08 r4 = 0xdd43fba0 r5 = 0xdddcb2bc r6 = 0xc0734d22 r7 = 0x00000000 r8 = 0xdddcb1f8 r9 = 0x00000ab8 r10 = 0x22530384 ast_sig() at ast_sig+0x11c pc = 0xc02f316c lr = 0xc035444c (ast_handler+0xe0) sp = 0xde2c5e10 fp = 0xde2c5e28 r4 = 0xde2c5e40 r5 = 0x0000000e r6 = 0x00004000 r7 = 0xc096b59c r8 = 0xdd43fba0 r9 = 0x00000001 ast_handler() at ast_handler+0xe0 pc = 0xc035444c lr = 0xc035435c (ast+0x20) sp = 0xde2c5e30 fp = 0xde2c5e38 r4 = 0xde2c5e40 r5 = 0xdd43fba0 r6 = 0x00000000 r7 = 0x000001b1 r8 = 0x22c4b500 r9 = 0x00000000 ast() at ast+0x20 pc = 0xc035435c lr = 0xc05eaa88 (swi_exit+0x3c) sp = 0xde2c5e40 fp = 0xbb9fbe38 r4 = 0x60000013 r5 = 0xdd43fba0 swi_exit() at swi_exit+0x3c pc = 0xc05eaa88 lr = 0xc05eaa88 (swi_exit+0x3c) sp = 0xde2c5e40 fp = 0xbb9fbe38 db> The machine was last updated about a week ago, the sources were updated earlier today. This panic is new to me. Thanks for reading, bob prohaska