tree: https://github.com/hnaz/linux-mm master head: 2932a9e66c580f3c8d95ec27716d437198fb4c94 commit: 7c0265f304de3c3acd02d0015b56a076357bcce3 [168/421] kasan, arm64: don't instrument functions that enable kasan config: x86_64-randconfig-r036-20200802 (attached as .config) compiler: gcc-9 (Debian 9.3.0-14) 9.3.0 reproduce (this is a W=1 build): git checkout 7c0265f304de3c3acd02d0015b56a076357bcce3 # save the attached .config to linux build tree make W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): ld: init/main.o: in function `start_kernel': >> init/main.c:1012: undefined reference to `efi_enter_virtual_mode' vim +1012 init/main.c 53c99bd665a2649 Martin Schwidefsky 2018-08-31 829 7c0265f304de3c3 Andrey Konovalov 2020-08-01 830 asmlinkage __visible __no_sanitize_address void __init start_kernel(void) ^1da177e4c3f415 Linus Torvalds 2005-04-16 831 { dd4d9fecbeba893 Fabian Frederick 2014-08-08 832 char *command_line; dd4d9fecbeba893 Fabian Frederick 2014-08-08 833 char *after_dashes; 033ab7f8e5c655f Andrew Morton 2006-06-30 834 d4311ff1a8da48d Aaron Tomlin 2014-09-12 835 set_task_stack_end_magic(&init_task); 73839c5b2eacc15 Ming Lei 2011-11-17 836 smp_setup_processor_id(); 3ac7fe5a4aab409 Thomas Gleixner 2008-04-30 837 debug_objects_early_init(); 420594296838fdc Ingo Molnar 2008-02-14 838 ddbcc7e8e50aefe Paul Menage 2007-10-18 839 cgroup_init_early(); fbb9ce9530fd9b6 Ingo Molnar 2006-07-03 840 fbb9ce9530fd9b6 Ingo Molnar 2006-07-03 841 local_irq_disable(); 2ce802f62ba32a7 Tejun Heo 2011-01-20 842 early_boot_irqs_disabled = true; fbb9ce9530fd9b6 Ingo Molnar 2006-07-03 843 ^1da177e4c3f415 Linus Torvalds 2005-04-16 844 /* ^1da177e4c3f415 Linus Torvalds 2005-04-16 845 * Interrupts are still disabled. Do necessary setups, then 1b3b3b49b996140 Viresh Kumar 2017-03-23 846 * enable them. ^1da177e4c3f415 Linus Torvalds 2005-04-16 847 */ 44fd22992cb76dc Stas Sergeev 2006-03-23 848 boot_cpu_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 849 page_address_init(); ea676e846a8171b Andrew Morton 2013-04-29 850 pr_notice("%s", linux_banner); e6b1db98cf4d54d Matthew Garrett 2019-08-19 851 early_security_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 852 setup_arch(&command_line); 7495e0926fdf302 Steven Rostedt (VMware 2020-02-04 853) setup_boot_config(command_line); 30d7e0d466b3ac0 Alon Bar-Lev 2007-02-12 854 setup_command_line(command_line); e0982e90cd1ecf5 Mike Travis 2008-03-26 855 setup_nr_cpu_ids(); d6647bdf98a0de1 Tejun Heo 2009-07-21 856 setup_per_cpu_areas(); 44fd22992cb76dc Stas Sergeev 2006-03-23 857 smp_prepare_boot_cpu(); /* arch-specific boot-cpu hooks */ b5b1404d0815894 Linus Torvalds 2018-08-12 858 boot_cpu_hotplug_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 859 72675e131eb418c Michal Hocko 2017-09-06 860 build_all_zonelists(NULL); 83b519e8b9572c3 Pekka Enberg 2009-06-10 861 page_alloc_init(); 83b519e8b9572c3 Pekka Enberg 2009-06-10 862 51887d03aca101a Masami Hiramatsu 2020-01-11 863 pr_notice("Kernel command line: %s\n", saved_command_line); 6041186a32585fc Dan Williams 2019-04-18 864 /* parameters may set static keys */ 6041186a32585fc Dan Williams 2019-04-18 865 jump_label_init(); 83b519e8b9572c3 Pekka Enberg 2009-06-10 866 parse_early_param(); 51e158c12aca3c9 Rusty Russell 2014-04-28 867 after_dashes = parse_args("Booting kernel", 51e158c12aca3c9 Rusty Russell 2014-04-28 868 static_command_line, __start___param, 83b519e8b9572c3 Pekka Enberg 2009-06-10 869 __stop___param - __start___param, ecc8617053e0a97 Luis R. Rodriguez 2015-03-30 870 -1, -1, NULL, &unknown_bootoption); 3438cf549d2f3ee Daniel Thompson 2014-11-11 871 if (!IS_ERR_OR_NULL(after_dashes)) 51e158c12aca3c9 Rusty Russell 2014-04-28 872 parse_args("Setting init args", after_dashes, NULL, 0, -1, -1, ecc8617053e0a97 Luis R. Rodriguez 2015-03-30 873 NULL, set_init_arg); 1319916209ce8f5 Masami Hiramatsu 2020-01-11 874 if (extra_init_args) 1319916209ce8f5 Masami Hiramatsu 2020-01-11 875 parse_args("Setting extra init args", extra_init_args, 1319916209ce8f5 Masami Hiramatsu 2020-01-11 876 NULL, 0, -1, -1, NULL, set_init_arg); 97ce2c88f9ad42e Jeremy Fitzhardinge 2011-10-12 877 83b519e8b9572c3 Pekka Enberg 2009-06-10 878 /* 83b519e8b9572c3 Pekka Enberg 2009-06-10 879 * These use large bootmem allocations and must precede 83b519e8b9572c3 Pekka Enberg 2009-06-10 880 * kmem_cache_init() 83b519e8b9572c3 Pekka Enberg 2009-06-10 881 */ 162a7e7500f9664 Mike Travis 2011-05-24 882 setup_log_buf(0); 83b519e8b9572c3 Pekka Enberg 2009-06-10 883 vfs_caches_init_early(); 83b519e8b9572c3 Pekka Enberg 2009-06-10 884 sort_main_extable(); 83b519e8b9572c3 Pekka Enberg 2009-06-10 885 trap_init(); 444f478f65c7ca4 Pekka Enberg 2009-06-11 886 mm_init(); de03c72cfce5b26 KOSAKI Motohiro 2011-05-24 887 f631718de3ca24a Steven Rostedt (VMware 2017-03-03 888) ftrace_init(); f631718de3ca24a Steven Rostedt (VMware 2017-03-03 889) e725c731e3bb1e8 Steven Rostedt (VMware 2017-03-03 890) /* trace_printk can be enabled here */ e725c731e3bb1e8 Steven Rostedt (VMware 2017-03-03 891) early_trace_init(); e725c731e3bb1e8 Steven Rostedt (VMware 2017-03-03 892) ^1da177e4c3f415 Linus Torvalds 2005-04-16 893 /* ^1da177e4c3f415 Linus Torvalds 2005-04-16 894 * Set up the scheduler prior starting any interrupts (such as the ^1da177e4c3f415 Linus Torvalds 2005-04-16 895 * timer interrupt). Full topology setup happens at smp_init() ^1da177e4c3f415 Linus Torvalds 2005-04-16 896 * time - but meanwhile we still have a functioning scheduler. ^1da177e4c3f415 Linus Torvalds 2005-04-16 897 */ ^1da177e4c3f415 Linus Torvalds 2005-04-16 898 sched_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 899 /* ^1da177e4c3f415 Linus Torvalds 2005-04-16 900 * Disable preemption - early bootup scheduling is extremely ^1da177e4c3f415 Linus Torvalds 2005-04-16 901 * fragile until we cpu_idle() for the first time. ^1da177e4c3f415 Linus Torvalds 2005-04-16 902 */ ^1da177e4c3f415 Linus Torvalds 2005-04-16 903 preempt_disable(); dd4d9fecbeba893 Fabian Frederick 2014-08-08 904 if (WARN(!irqs_disabled(), dd4d9fecbeba893 Fabian Frederick 2014-08-08 905 "Interrupts were enabled *very* early, fixing it\n")) c4a68306b9c0939 Ard van Breemen 2007-01-05 906 local_irq_disable(); 0a835c4f090af2c Matthew Wilcox 2016-12-20 907 radix_tree_init(); 3347fa0928210d9 Tejun Heo 2016-09-16 908 7d229c668a114e8 Tal Shorer 2017-11-03 909 /* 7d229c668a114e8 Tal Shorer 2017-11-03 910 * Set up housekeeping before setting up workqueues to allow the unbound 7d229c668a114e8 Tal Shorer 2017-11-03 911 * workqueue to take non-housekeeping into account. 7d229c668a114e8 Tal Shorer 2017-11-03 912 */ 7d229c668a114e8 Tal Shorer 2017-11-03 913 housekeeping_init(); 7d229c668a114e8 Tal Shorer 2017-11-03 914 3347fa0928210d9 Tejun Heo 2016-09-16 915 /* 3347fa0928210d9 Tejun Heo 2016-09-16 916 * Allow workqueue creation and work item queueing/cancelling 3347fa0928210d9 Tejun Heo 2016-09-16 917 * early. Work item execution depends on kthreads and starts after 3347fa0928210d9 Tejun Heo 2016-09-16 918 * workqueue_init(). 3347fa0928210d9 Tejun Heo 2016-09-16 919 */ 3347fa0928210d9 Tejun Heo 2016-09-16 920 workqueue_init_early(); 3347fa0928210d9 Tejun Heo 2016-09-16 921 ^1da177e4c3f415 Linus Torvalds 2005-04-16 922 rcu_init(); 5f893b2639b21ff Steven Rostedt (Red Hat 2014-12-12 923) e725c731e3bb1e8 Steven Rostedt (VMware 2017-03-03 924) /* Trace events are available after this */ 5f893b2639b21ff Steven Rostedt (Red Hat 2014-12-12 925) trace_init(); 5f893b2639b21ff Steven Rostedt (Red Hat 2014-12-12 926) 4e37958d1288ce9 Steven Rostedt (VMware 2018-03-26 927) if (initcall_debug) 4e37958d1288ce9 Steven Rostedt (VMware 2018-03-26 928) initcall_debug_enable(); 4e37958d1288ce9 Steven Rostedt (VMware 2018-03-26 929) 65f382fd0c8fa48 Frederic Weisbecker 2013-07-11 930 context_tracking_init(); 0b8f1efad30bd58 Yinghai Lu 2008-12-05 931 /* init some links before init_ISA_irqs() */ 0b8f1efad30bd58 Yinghai Lu 2008-12-05 932 early_irq_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 933 init_IRQ(); ad2b13536ace08d Thomas Gleixner 2013-03-05 934 tick_init(); d6dd50e07c5bec0 Linus Torvalds 2014-10-13 935 rcu_init_nohz(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 936 init_timers(); c0a3132963db68f Thomas Gleixner 2006-01-09 937 hrtimers_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 938 softirq_init(); ad596171ed635c5 John Stultz 2006-06-26 939 timekeeping_init(); d55535232c3dbde Kees Cook 2019-04-19 940 d55535232c3dbde Kees Cook 2019-04-19 941 /* d55535232c3dbde Kees Cook 2019-04-19 942 * For best initial stack canary entropy, prepare it after: d55535232c3dbde Kees Cook 2019-04-19 943 * - setup_arch() for any UEFI RNG entropy and boot cmdline access d55535232c3dbde Kees Cook 2019-04-19 944 * - timekeeping_init() for ktime entropy used in rand_initialize() d55535232c3dbde Kees Cook 2019-04-19 945 * - rand_initialize() to get any arch-specific entropy like RDRAND d55535232c3dbde Kees Cook 2019-04-19 946 * - add_latent_entropy() to get any latent entropy d55535232c3dbde Kees Cook 2019-04-19 947 * - adding command line entropy d55535232c3dbde Kees Cook 2019-04-19 948 */ d55535232c3dbde Kees Cook 2019-04-19 949 rand_initialize(); d55535232c3dbde Kees Cook 2019-04-19 950 add_latent_entropy(); d55535232c3dbde Kees Cook 2019-04-19 951 add_device_randomness(command_line, strlen(command_line)); d55535232c3dbde Kees Cook 2019-04-19 952 boot_init_stack_canary(); d55535232c3dbde Kees Cook 2019-04-19 953 88fecaa27f398d9 John Stultz 2006-07-03 954 time_init(); 9e6302056f8029f Stephane Eranian 2013-04-03 955 perf_event_init(); 93e028148fce0be Heiko Carstens 2006-07-03 956 profile_init(); d8ad7d1123a960c Takao Indoh 2011-03-29 957 call_function_init(); f91eb62f71b31e6 Steven Rostedt 2013-04-29 958 WARN(!irqs_disabled(), "Interrupts were enabled early\n"); c3bc8fd637a9623 Joel Fernandes (Google 2018-07-30 959) 2ce802f62ba32a7 Tejun Heo 2011-01-20 960 early_boot_irqs_disabled = false; 93e028148fce0be Heiko Carstens 2006-07-03 961 local_irq_enable(); dcce284a259373f Benjamin Herrenschmidt 2009-06-18 962 7e85ee0c1d15ca5 Pekka Enberg 2009-06-12 963 kmem_cache_init_late(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 964 ^1da177e4c3f415 Linus Torvalds 2005-04-16 965 /* ^1da177e4c3f415 Linus Torvalds 2005-04-16 966 * HACK ALERT! This is early. We're enabling the console before ^1da177e4c3f415 Linus Torvalds 2005-04-16 967 * we've done PCI setups etc, and console_init() must be aware of ^1da177e4c3f415 Linus Torvalds 2005-04-16 968 * this. But we do want output early, in case something goes wrong. ^1da177e4c3f415 Linus Torvalds 2005-04-16 969 */ ^1da177e4c3f415 Linus Torvalds 2005-04-16 970 console_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 971 if (panic_later) 499a4584d7f817d Tetsuo Handa 2014-01-23 972 panic("Too many boot %s vars at `%s'", panic_later, 499a4584d7f817d Tetsuo Handa 2014-01-23 973 panic_param); fbb9ce9530fd9b6 Ingo Molnar 2006-07-03 974 c3bc8fd637a9623 Joel Fernandes (Google 2018-07-30 975) lockdep_init(); fbb9ce9530fd9b6 Ingo Molnar 2006-07-03 976 9a11b49a805665e Ingo Molnar 2006-07-03 977 /* 9a11b49a805665e Ingo Molnar 2006-07-03 978 * Need to run this when irqs are enabled, because it wants 9a11b49a805665e Ingo Molnar 2006-07-03 979 * to self-test [hard/soft]-irqs on/off lock inversion bugs 9a11b49a805665e Ingo Molnar 2006-07-03 980 * too: 9a11b49a805665e Ingo Molnar 2006-07-03 981 */ 9a11b49a805665e Ingo Molnar 2006-07-03 982 locking_selftest(); 9a11b49a805665e Ingo Molnar 2006-07-03 983 c7753208a94c73d Tom Lendacky 2017-07-17 984 /* c7753208a94c73d Tom Lendacky 2017-07-17 985 * This needs to be called before any devices perform DMA c7753208a94c73d Tom Lendacky 2017-07-17 986 * operations that might use the SWIOTLB bounce buffers. It will c7753208a94c73d Tom Lendacky 2017-07-17 987 * mark the bounce buffers as decrypted so that their usage will c7753208a94c73d Tom Lendacky 2017-07-17 988 * not cause "plain-text" data to be decrypted when accessed. c7753208a94c73d Tom Lendacky 2017-07-17 989 */ c7753208a94c73d Tom Lendacky 2017-07-17 990 mem_encrypt_init(); c7753208a94c73d Tom Lendacky 2017-07-17 991 ^1da177e4c3f415 Linus Torvalds 2005-04-16 992 #ifdef CONFIG_BLK_DEV_INITRD ^1da177e4c3f415 Linus Torvalds 2005-04-16 993 if (initrd_start && !initrd_below_start_ok && bd673c7c3b1681d Geert Uytterhoeven 2008-07-29 994 page_to_pfn(virt_to_page((void *)initrd_start)) < min_low_pfn) { ea676e846a8171b Andrew Morton 2013-04-29 995 pr_crit("initrd overwritten (0x%08lx < 0x%08lx) - disabling it.\n", bd673c7c3b1681d Geert Uytterhoeven 2008-07-29 996 page_to_pfn(virt_to_page((void *)initrd_start)), bd673c7c3b1681d Geert Uytterhoeven 2008-07-29 997 min_low_pfn); ^1da177e4c3f415 Linus Torvalds 2005-04-16 998 initrd_start = 0; ^1da177e4c3f415 Linus Torvalds 2005-04-16 999 } ^1da177e4c3f415 Linus Torvalds 2005-04-16 1000 #endif e7c8d5c9955a4d2 Christoph Lameter 2005-06-21 1001 setup_per_cpu_pageset(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1002 numa_policy_init(); 9c71206d060d4e8 Dou Liyang 2017-09-13 1003 acpi_early_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1004 if (late_time_init) ^1da177e4c3f415 Linus Torvalds 2005-04-16 1005 late_time_init(); 857baa87b6422bc Pavel Tatashin 2018-07-19 1006 sched_clock_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1007 calibrate_delay(); 95846ecf9dac508 Gargi Sharma 2017-11-17 1008 pid_idr_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1009 anon_vma_init(); 11520e5e7c1855f Linus Torvalds 2012-12-15 1010 #ifdef CONFIG_X86 83e68189745ad93 Matt Fleming 2012-11-14 1011 if (efi_enabled(EFI_RUNTIME_SERVICES)) 11520e5e7c1855f Linus Torvalds 2012-12-15 @1012 efi_enter_virtual_mode(); 11520e5e7c1855f Linus Torvalds 2012-12-15 1013 #endif b235beea9e996a4 Linus Torvalds 2016-06-24 1014 thread_stack_cache_init(); d84f4f992cbd76e David Howells 2008-11-14 1015 cred_init(); ff691f6e03815dc Heinrich Schuchardt 2015-04-16 1016 fork_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1017 proc_caches_init(); 3ea056c50476f87 Alexey Dobriyan 2018-04-10 1018 uts_ns_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1019 buffer_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1020 key_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1021 security_init(); 0b4b3827db386ec Jason Wessel 2010-05-20 1022 dbg_late_init(); 4248b0da460839e Mel Gorman 2015-08-06 1023 vfs_caches_init(); 62906027091f1d0 Nicholas Piggin 2016-12-25 1024 pagecache_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1025 signals_init(); 0965232035cfa59 Alexey Dobriyan 2018-04-10 1026 seq_file_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1027 proc_root_init(); e149ed2b805fefd Al Viro 2014-11-01 1028 nsfs_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1029 cpuset_init(); 695df2132cfe378 Zefan Li 2015-03-04 1030 cgroup_init(); c757249af152c59 Shailabh Nagar 2006-07-14 1031 taskstats_init_early(); ca74e92b4698276 Shailabh Nagar 2006-07-14 1032 delayacct_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1033 4fc19708b165c1c Nadav Amit 2019-04-26 1034 poking_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1035 check_bugs(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1036 b064a8fa77dfead Rafael J. Wysocki 2015-06-10 1037 acpi_subsystem_init(); e7ff3a47630d951 Thomas Gleixner 2016-12-09 1038 arch_post_acpi_subsys_init(); 6ae6996a466e14b Feng Tang 2009-08-14 1039 sfi_init_late(); dfd402a4c4baae4 Marco Elver 2019-11-14 1040 kcsan_init(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1041 ^1da177e4c3f415 Linus Torvalds 2005-04-16 1042 /* Do the rest non-__init'ed, we're now alive */ 53c99bd665a2649 Martin Schwidefsky 2018-08-31 1043 arch_call_rest_init(); a9a3ed1eff3601b Borislav Petkov 2020-04-22 1044 a9a3ed1eff3601b Borislav Petkov 2020-04-22 1045 prevent_tail_call_optimization(); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1046 } ^1da177e4c3f415 Linus Torvalds 2005-04-16 1047 :::::: The code at line 1012 was first introduced by commit :::::: 11520e5e7c1855fc3bf202bb3be35a39d9efa034 Revert "x86-64/efi: Use EFI to deal with platform wall clock (again)" :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
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Description: application/gzip
