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import crash-7.2.8-6.el8

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# Conflicts:
#	SPECS/crash.spec
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CentOS Sources 2020-08-07 18:28:29 +00:00
commit 8e7b1dc344
2 changed files with 1546 additions and 0 deletions
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@ -0,0 +1,909 @@
commit 9596b4388ea5ebbf7de79f0e377a497de1616654
Author: Bhupesh Sharma <bhsharma@redhat.com>
Date: Thu Aug 6 13:17:26 2020 +0530
crash/arm64: Revert to implementation used in crash-7.2.3-17.el8 [Support for CONFIG_ARM64_USER_VA_BITS_52 and CONFIG_ARM64_PA_BITS=52]
Signed-off-by: Bhupesh Sharma <bhsharma@redhat.com>
diff --git a/arm64.c b/arm64.c
index 49e25733f094..dfcde6e11359 100644
--- a/arm64.c
+++ b/arm64.c
@@ -27,12 +27,9 @@
static struct machine_specific arm64_machine_specific = { 0 };
static int arm64_verify_symbol(const char *, ulong, char);
static void arm64_parse_cmdline_args(void);
-static int arm64_search_for_kimage_voffset(ulong);
-static int verify_kimage_voffset(void);
static void arm64_calc_kimage_voffset(void);
static void arm64_calc_phys_offset(void);
static void arm64_calc_virtual_memory_ranges(void);
-static void arm64_get_section_size_bits(void);
static int arm64_kdump_phys_base(ulong *);
static ulong arm64_processor_speed(void);
static void arm64_init_kernel_pgd(void);
@@ -81,7 +78,7 @@ static int arm64_on_irq_stack(int, ulong);
static void arm64_set_irq_stack(struct bt_info *);
static void arm64_set_process_stack(struct bt_info *);
static int arm64_get_kvaddr_ranges(struct vaddr_range *);
-static void arm64_get_crash_notes(void);
+static int arm64_get_crash_notes(void);
static void arm64_calc_VA_BITS(void);
static int arm64_is_uvaddr(ulong, struct task_context *);
@@ -147,12 +144,6 @@ arm64_init(int when)
if (kernel_symbol_exists("kimage_voffset"))
machdep->flags |= NEW_VMEMMAP;
- if (!machdep->pagesize &&
- (string = pc->read_vmcoreinfo("PAGESIZE"))) {
- machdep->pagesize = atoi(string);
- free(string);
- }
-
if (!machdep->pagesize) {
/*
* Kerneldoc Documentation/arm64/booting.txt describes
@@ -179,16 +170,17 @@ arm64_init(int when)
}
- /*
- * This code section will only be executed if the kernel is
- * earlier than Linux 4.4 (if there is no vmcoreinfo)
- */
if (!machdep->pagesize &&
kernel_symbol_exists("swapper_pg_dir") &&
kernel_symbol_exists("idmap_pg_dir")) {
- value = symbol_value("swapper_pg_dir") -
- symbol_value("idmap_pg_dir");
+ if (kernel_symbol_exists("tramp_pg_dir"))
+ value = symbol_value("tramp_pg_dir");
+ else if (kernel_symbol_exists("reserved_ttbr0"))
+ value = symbol_value("reserved_ttbr0");
+ else
+ value = symbol_value("swapper_pg_dir");
+ value -= symbol_value("idmap_pg_dir");
/*
* idmap_pg_dir is 2 pages prior to 4.1,
* and 3 pages thereafter. Only 4K and 64K
@@ -214,19 +206,12 @@ arm64_init(int when)
arm64_calc_VA_BITS();
ms = machdep->machspec;
- if (ms->VA_BITS_ACTUAL) {
- ms->page_offset = ARM64_PAGE_OFFSET_ACTUAL;
- machdep->identity_map_base = ARM64_PAGE_OFFSET_ACTUAL;
- machdep->kvbase = ARM64_PAGE_OFFSET_ACTUAL;
- ms->userspace_top = ARM64_USERSPACE_TOP_ACTUAL;
- } else {
- ms->page_offset = ARM64_PAGE_OFFSET;
- machdep->identity_map_base = ARM64_PAGE_OFFSET;
- machdep->kvbase = ARM64_VA_START;
- ms->userspace_top = ARM64_USERSPACE_TOP;
- }
+ ms->page_offset = ARM64_PAGE_OFFSET;
+ machdep->identity_map_base = ARM64_PAGE_OFFSET;
+ machdep->kvbase = ARM64_VA_START;
machdep->is_kvaddr = generic_is_kvaddr;
machdep->kvtop = arm64_kvtop;
+ ms->userspace_top = ARM64_USERSPACE_TOP;
if (machdep->flags & NEW_VMEMMAP) {
struct syment *sp;
@@ -235,15 +220,11 @@ arm64_init(int when)
sp = kernel_symbol_search("_end");
ms->kimage_end = (sp ? sp->value : 0);
- if (ms->VA_BITS_ACTUAL) {
- ms->modules_vaddr = (st->_stext_vmlinux & TEXT_OFFSET_MASK) - ARM64_MODULES_VSIZE;
- ms->modules_end = ms->modules_vaddr + ARM64_MODULES_VSIZE -1;
- } else {
- ms->modules_vaddr = ARM64_VA_START;
- if (kernel_symbol_exists("kasan_init"))
- ms->modules_vaddr += ARM64_KASAN_SHADOW_SIZE;
- ms->modules_end = ms->modules_vaddr + ARM64_MODULES_VSIZE -1;
- }
+ ms->modules_vaddr = ARM64_VA_START;
+ if (kernel_symbol_exists("kasan_init"))
+ ms->modules_vaddr += ARM64_KASAN_SHADOW_SIZE;
+ ms->modules_end = ms->modules_vaddr
+ + ARM64_MODULES_VSIZE -1;
ms->vmalloc_start_addr = ms->modules_end + 1;
@@ -285,7 +266,7 @@ arm64_init(int when)
case 65536:
if (kernel_symbol_exists("idmap_ptrs_per_pgd") &&
readmem(symbol_value("idmap_ptrs_per_pgd"), KVADDR,
- &value, sizeof(ulong), "idmap_ptrs_per_pgd", QUIET|RETURN_ON_ERROR))
+ &value, sizeof(ulong), "idmap_ptrs_per_pgd", RETURN_ON_ERROR))
machdep->ptrs_per_pgd = value;
if (machdep->machspec->VA_BITS > PGDIR_SHIFT_L3_64K) {
@@ -335,6 +316,10 @@ arm64_init(int when)
machdep->uvtop = arm64_uvtop;
machdep->is_uvaddr = arm64_is_uvaddr;
+ if (kernel_symbol_exists("vabits_user") &&
+ readmem(symbol_value("vabits_user"), KVADDR,
+ &value, sizeof(ulong), "vabits_user", RETURN_ON_ERROR))
+ machdep->machspec->vabits_user = value;
machdep->eframe_search = arm64_eframe_search;
machdep->back_trace = arm64_back_trace_cmd;
machdep->in_alternate_stack = arm64_in_alternate_stack;
@@ -375,8 +360,7 @@ arm64_init(int when)
case POST_GDB:
arm64_calc_virtual_memory_ranges();
- arm64_get_section_size_bits();
-
+ machdep->section_size_bits = _SECTION_SIZE_BITS;
if (!machdep->max_physmem_bits) {
if ((string = pc->read_vmcoreinfo("NUMBER(MAX_PHYSMEM_BITS)"))) {
machdep->max_physmem_bits = atol(string);
@@ -388,24 +372,8 @@ arm64_init(int when)
else
machdep->max_physmem_bits = _MAX_PHYSMEM_BITS;
}
-
ms = machdep->machspec;
- if (CRASHDEBUG(1)) {
- if (ms->VA_BITS_ACTUAL) {
- fprintf(fp, "CONFIG_ARM64_VA_BITS: %ld\n", ms->CONFIG_ARM64_VA_BITS);
- fprintf(fp, " VA_BITS_ACTUAL: %ld\n", ms->VA_BITS_ACTUAL);
- fprintf(fp, "(calculated) VA_BITS: %ld\n", ms->VA_BITS);
- fprintf(fp, " PAGE_OFFSET: %lx\n", ARM64_PAGE_OFFSET_ACTUAL);
- fprintf(fp, " VA_START: %lx\n", ms->VA_START);
- fprintf(fp, " modules: %lx - %lx\n", ms->modules_vaddr, ms->modules_end);
- fprintf(fp, " vmalloc: %lx - %lx\n", ms->vmalloc_start_addr, ms->vmalloc_end);
- fprintf(fp, "kernel image: %lx - %lx\n", ms->kimage_text, ms->kimage_end);
- fprintf(fp, " vmemmap: %lx - %lx\n\n", ms->vmemmap_vaddr, ms->vmemmap_end);
- }
- }
-
-
if (THIS_KERNEL_VERSION >= LINUX(4,0,0)) {
ms->__SWP_TYPE_BITS = 6;
ms->__SWP_TYPE_SHIFT = 2;
@@ -465,8 +433,11 @@ arm64_init(int when)
* of the crash. We need this information to extract correct
* backtraces from the panic task.
*/
- if (!LIVE())
- arm64_get_crash_notes();
+ if (!LIVE() && !arm64_get_crash_notes())
+ error(WARNING,
+ "cannot retrieve registers for active task%s\n\n",
+ kt->cpus > 1 ? "s" : "");
+
break;
case LOG_ONLY:
@@ -648,15 +619,9 @@ arm64_dump_machdep_table(ulong arg)
fprintf(fp, " machspec: %lx\n", (ulong)ms);
fprintf(fp, " VA_BITS: %ld\n", ms->VA_BITS);
- fprintf(fp, " CONFIG_ARM64_VA_BITS: %ld\n", ms->CONFIG_ARM64_VA_BITS);
- fprintf(fp, " VA_START: ");
- if (ms->VA_START)
- fprintf(fp, "%lx\n", ms->VA_START);
- else
- fprintf(fp, "(unused)\n");
- fprintf(fp, " VA_BITS_ACTUAL: ");
- if (ms->VA_BITS_ACTUAL)
- fprintf(fp, "%ld\n", ms->VA_BITS_ACTUAL);
+ fprintf(fp, " vabits_user: ");
+ if (ms->vabits_user)
+ fprintf(fp, "%ld\n", ms->vabits_user);
else
fprintf(fp, "(unused)\n");
fprintf(fp, " userspace_top: %016lx\n", ms->userspace_top);
@@ -745,12 +710,12 @@ arm64_parse_machdep_arg_l(char *argstring, char *param, ulong *value)
int flags = RETURN_ON_ERROR | QUIET;
int err = 0;
- if (STRNEQ(argstring, "max_physmem_bits")) {
- *value = dtol(p, flags, &err);
- } else if (megabytes) {
+ if (megabytes) {
*value = dtol(p, flags, &err);
if (!err)
*value = MEGABYTES(*value);
+ } else if (STRNEQ(argstring, "max_physmem_bits")) {
+ *value = dtol(p, flags, &err);
} else {
*value = htol(p, flags, &err);
}
@@ -824,60 +789,11 @@ arm64_parse_cmdline_args(void)
}
}
-#define MIN_KIMG_ALIGN (0x00200000) /* kimage load address must be aligned 2M */
-/*
- * Traverse the entire dumpfile to find/verify kimage_voffset.
- */
-static int
-arm64_search_for_kimage_voffset(ulong phys_base)
-{
- ulong kimage_load_addr;
- ulong phys_end;
- struct machine_specific *ms = machdep->machspec;
-
- if (!arm_kdump_phys_end(&phys_end))
- return FALSE;
-
- for (kimage_load_addr = phys_base;
- kimage_load_addr <= phys_end; kimage_load_addr += MIN_KIMG_ALIGN) {
- ms->kimage_voffset = ms->vmalloc_start_addr - kimage_load_addr;
-
- if ((kt->flags2 & KASLR) && (kt->flags & RELOC_SET))
- ms->kimage_voffset += (kt->relocate * - 1);
-
- if (verify_kimage_voffset()) {
- if (CRASHDEBUG(1))
- error(INFO,
- "dumpfile searched for kimage_voffset: %lx\n\n",
- ms->kimage_voffset);
- break;
- }
- }
-
- if (kimage_load_addr > phys_end)
- return FALSE;
-
- return TRUE;
-}
-
-static int
-verify_kimage_voffset(void)
-{
- ulong kimage_voffset;
-
- if (!readmem(symbol_value("kimage_voffset"), KVADDR, &kimage_voffset,
- sizeof(kimage_voffset), "verify kimage_voffset", QUIET|RETURN_ON_ERROR))
- return FALSE;
-
- return (machdep->machspec->kimage_voffset == kimage_voffset);
-}
-
static void
arm64_calc_kimage_voffset(void)
{
struct machine_specific *ms = machdep->machspec;
- ulong phys_addr = 0;
- int errflag;
+ ulong phys_addr;
if (ms->kimage_voffset) /* vmcoreinfo, ioctl, or --machdep override */
return;
@@ -885,6 +801,7 @@ arm64_calc_kimage_voffset(void)
if (ACTIVE()) {
char buf[BUFSIZE];
char *p1;
+ int errflag;
FILE *iomem;
ulong kimage_voffset, vaddr;
@@ -925,24 +842,9 @@ arm64_calc_kimage_voffset(void)
if (errflag)
return;
- } else if (KDUMP_DUMPFILE()) {
- errflag = 1;
- if (arm_kdump_phys_base(&phys_addr)) { /* Get start address of first memory block */
- ms->kimage_voffset = ms->vmalloc_start_addr - phys_addr;
- if ((kt->flags2 & KASLR) && (kt->flags & RELOC_SET))
- ms->kimage_voffset += (kt->relocate * -1);
- if (verify_kimage_voffset() || arm64_search_for_kimage_voffset(phys_addr))
- errflag = 0;
- }
-
- if (errflag) {
- error(WARNING,
- "kimage_voffset cannot be determined from the dumpfile.\n");
- error(CONT,
- "Try using the command line option: --machdep kimage_voffset=<addr>\n");
- }
- return;
- } else {
+ } else if (KDUMP_DUMPFILE())
+ arm_kdump_phys_base(&phys_addr); /* Get start address of first memory block */
+ else {
error(WARNING,
"kimage_voffset cannot be determined from the dumpfile.\n");
error(CONT,
@@ -981,16 +883,10 @@ arm64_calc_phys_offset(void)
physaddr_t paddr;
ulong vaddr;
struct syment *sp;
- char *string;
if ((machdep->flags & NEW_VMEMMAP) &&
ms->kimage_voffset && (sp = kernel_symbol_search("memstart_addr"))) {
if (pc->flags & PROC_KCORE) {
- if ((string = pc->read_vmcoreinfo("NUMBER(PHYS_OFFSET)"))) {
- ms->phys_offset = htol(string, QUIET, NULL);
- free(string);
- return;
- }
vaddr = symbol_value_from_proc_kallsyms("memstart_addr");
if (vaddr == BADVAL)
vaddr = sp->value;
@@ -1053,31 +949,6 @@ arm64_calc_phys_offset(void)
fprintf(fp, "using %lx as phys_offset\n", ms->phys_offset);
}
-/*
- * Determine SECTION_SIZE_BITS either by reading VMCOREINFO or the kernel
- * config, otherwise use the 64-bit ARM default definiton.
- */
-static void
-arm64_get_section_size_bits(void)
-{
- int ret;
- char *string;
-
- machdep->section_size_bits = _SECTION_SIZE_BITS;
-
- if ((string = pc->read_vmcoreinfo("NUMBER(SECTION_SIZE_BITS)"))) {
- machdep->section_size_bits = atol(string);
- free(string);
- } else if (kt->ikconfig_flags & IKCONFIG_AVAIL) {
- if ((ret = get_kernel_config("CONFIG_MEMORY_HOTPLUG", NULL)) == IKCONFIG_Y) {
- if ((ret = get_kernel_config("CONFIG_HOTPLUG_SIZE_BITS", &string)) == IKCONFIG_STR)
- machdep->section_size_bits = atol(string);
- }
- }
-
- if (CRASHDEBUG(1))
- fprintf(fp, "SECTION_SIZE_BITS: %ld\n", machdep->section_size_bits);
-}
/*
* Determine PHYS_OFFSET either by reading VMCOREINFO or the kernel
@@ -1133,12 +1004,6 @@ ulong
arm64_VTOP(ulong addr)
{
if (machdep->flags & NEW_VMEMMAP) {
- if (machdep->machspec->VA_START &&
- (addr >= machdep->machspec->kimage_text) &&
- (addr <= machdep->machspec->kimage_end)) {
- return addr - machdep->machspec->kimage_voffset;
- }
-
if (addr >= machdep->machspec->page_offset)
return machdep->machspec->phys_offset
+ (addr - machdep->machspec->page_offset);
@@ -1215,11 +1080,6 @@ arm64_uvtop(struct task_context *tc, ulong uvaddr, physaddr_t *paddr, int verbos
}
}
-#define PTE_ADDR_LOW ((((1UL) << (48 - machdep->pageshift)) - 1) << machdep->pageshift)
-#define PTE_ADDR_HIGH ((0xfUL) << 12)
-#define PTE_TO_PHYS(pteval) (machdep->max_physmem_bits == 52 ? \
- (((pteval & PTE_ADDR_LOW) | ((pteval & PTE_ADDR_HIGH) << 36))) : (pteval & PTE_ADDR_LOW))
-
#define PMD_TYPE_MASK 3
#define PMD_TYPE_SECT 1
#define PMD_TYPE_TABLE 2
@@ -1312,7 +1172,7 @@ arm64_vtop_3level_64k(ulong pgd, ulong vaddr, physaddr_t *paddr, int verbose)
* #define __PAGETABLE_PUD_FOLDED
*/
- pmd_base = (ulong *)PTOV(PTE_TO_PHYS(pgd_val));
+ pmd_base = (ulong *)PTOV(pgd_val & PHYS_MASK & (s32)machdep->pagemask);
FILL_PMD(pmd_base, KVADDR, PTRS_PER_PMD_L3_64K * sizeof(ulong));
pmd_ptr = pmd_base + (((vaddr) >> PMD_SHIFT_L3_64K) & (PTRS_PER_PMD_L3_64K - 1));
pmd_val = ULONG(machdep->pmd + PAGEOFFSET(pmd_ptr));
@@ -1322,7 +1182,7 @@ arm64_vtop_3level_64k(ulong pgd, ulong vaddr, physaddr_t *paddr, int verbose)
goto no_page;
if ((pmd_val & PMD_TYPE_MASK) == PMD_TYPE_SECT) {
- ulong sectionbase = PTE_TO_PHYS(pmd_val) & SECTION_PAGE_MASK_512MB;
+ ulong sectionbase = (pmd_val & SECTION_PAGE_MASK_512MB) & PHYS_MASK;
if (verbose) {
fprintf(fp, " PAGE: %lx (512MB)\n\n", sectionbase);
arm64_translate_pte(pmd_val, 0, 0);
@@ -1331,7 +1191,7 @@ arm64_vtop_3level_64k(ulong pgd, ulong vaddr, physaddr_t *paddr, int verbose)
return TRUE;
}
- pte_base = (ulong *)PTOV(PTE_TO_PHYS(pmd_val));
+ pte_base = (ulong *)PTOV(pmd_val & PHYS_MASK & (s32)machdep->pagemask);
FILL_PTBL(pte_base, KVADDR, PTRS_PER_PTE_L3_64K * sizeof(ulong));
pte_ptr = pte_base + (((vaddr) >> machdep->pageshift) & (PTRS_PER_PTE_L3_64K - 1));
pte_val = ULONG(machdep->ptbl + PAGEOFFSET(pte_ptr));
@@ -1341,7 +1201,7 @@ arm64_vtop_3level_64k(ulong pgd, ulong vaddr, physaddr_t *paddr, int verbose)
goto no_page;
if (pte_val & PTE_VALID) {
- *paddr = PTE_TO_PHYS(pte_val) + PAGEOFFSET(vaddr);
+ *paddr = (PAGEBASE(pte_val) & PHYS_MASK) + PAGEOFFSET(vaddr);
if (verbose) {
fprintf(fp, " PAGE: %lx\n\n", PAGEBASE(*paddr));
arm64_translate_pte(pte_val, 0, 0);
@@ -1644,11 +1504,10 @@ arm64_stackframe_init(void)
machdep->machspec->kern_eframe_offset = SIZE(pt_regs);
}
- if ((sp1 = kernel_symbol_search("__exception_text_start")) &&
- (sp2 = kernel_symbol_search("__exception_text_end"))) {
- machdep->machspec->__exception_text_start = sp1->value;
- machdep->machspec->__exception_text_end = sp2->value;
- }
+ machdep->machspec->__exception_text_start =
+ symbol_value("__exception_text_start");
+ machdep->machspec->__exception_text_end =
+ symbol_value("__exception_text_end");
if ((sp1 = kernel_symbol_search("__irqentry_text_start")) &&
(sp2 = kernel_symbol_search("__irqentry_text_end"))) {
machdep->machspec->__irqentry_text_start = sp1->value;
@@ -1857,38 +1716,20 @@ arm64_eframe_search(struct bt_info *bt)
return count;
}
-static char *arm64_exception_functions[] = {
- "do_undefinstr",
- "do_sysinstr",
- "do_debug_exception",
- "do_mem_abort",
- "do_el0_irq_bp_hardening",
- "do_sp_pc_abort",
- NULL
-};
-
static int
arm64_in_exception_text(ulong ptr)
{
struct machine_specific *ms = machdep->machspec;
- char *name, **func;
+
+ if ((ptr >= ms->__exception_text_start) &&
+ (ptr < ms->__exception_text_end))
+ return TRUE;
if (ms->__irqentry_text_start && ms->__irqentry_text_end &&
((ptr >= ms->__irqentry_text_start) &&
(ptr < ms->__irqentry_text_end)))
return TRUE;
- if (ms->__exception_text_start && ms->__exception_text_end) {
- if ((ptr >= ms->__exception_text_start) &&
- (ptr < ms->__exception_text_end))
- return TRUE;
- } else if ((name = closest_symbol(ptr))) { /* Linux 5.5 and later */
- for (func = &arm64_exception_functions[0]; *func; func++) {
- if (STREQ(name, *func))
- return TRUE;
- }
- }
-
return FALSE;
}
@@ -3297,7 +3138,7 @@ arm64_translate_pte(ulong pte, void *physaddr, ulonglong unused)
char *arglist[MAXARGS];
int page_present;
- paddr = PTE_TO_PHYS(pte);
+ paddr = pte & PHYS_MASK & (s32)machdep->pagemask;
page_present = pte & (PTE_VALID | machdep->machspec->PTE_PROT_NONE);
if (physaddr) {
@@ -3563,8 +3404,8 @@ arm64_display_machine_stats(void)
fprintf(fp, " HZ: %d\n", machdep->hz);
fprintf(fp, " PAGE SIZE: %d\n", PAGESIZE());
fprintf(fp, "KERNEL VIRTUAL BASE: %lx\n", machdep->machspec->page_offset);
- fprintf(fp, "KERNEL MODULES BASE: %lx\n", machdep->machspec->modules_vaddr);
fprintf(fp, "KERNEL VMALLOC BASE: %lx\n", machdep->machspec->vmalloc_start_addr);
+ fprintf(fp, "KERNEL MODULES BASE: %lx\n", machdep->machspec->modules_vaddr);
fprintf(fp, "KERNEL VMEMMAP BASE: %lx\n", machdep->machspec->vmemmap_vaddr);
fprintf(fp, " KERNEL STACK SIZE: %ld\n", STACKSIZE());
if (machdep->machspec->irq_stack_size) {
@@ -3594,7 +3435,7 @@ arm64_get_smp_cpus(void)
/*
* Retrieve task registers for the time of the crash.
*/
-static void
+static int
arm64_get_crash_notes(void)
{
struct machine_specific *ms = machdep->machspec;
@@ -3603,10 +3444,10 @@ arm64_get_crash_notes(void)
ulong offset;
char *buf, *p;
ulong *notes_ptrs;
- ulong i, found;
+ ulong i;
if (!symbol_exists("crash_notes"))
- return;
+ return FALSE;
crash_notes = symbol_value("crash_notes");
@@ -3618,9 +3459,9 @@ arm64_get_crash_notes(void)
*/
if (!readmem(crash_notes, KVADDR, &notes_ptrs[kt->cpus-1],
sizeof(notes_ptrs[kt->cpus-1]), "crash_notes", RETURN_ON_ERROR)) {
- error(WARNING, "cannot read \"crash_notes\"\n");
+ error(WARNING, "cannot read crash_notes\n");
FREEBUF(notes_ptrs);
- return;
+ return FALSE;
}
if (symbol_exists("__per_cpu_offset")) {
@@ -3636,11 +3477,12 @@ arm64_get_crash_notes(void)
if (!(ms->panic_task_regs = calloc((size_t)kt->cpus, sizeof(struct arm64_pt_regs))))
error(FATAL, "cannot calloc panic_task_regs space\n");
- for (i = found = 0; i < kt->cpus; i++) {
+ for (i = 0; i < kt->cpus; i++) {
+
if (!readmem(notes_ptrs[i], KVADDR, buf, SIZE(note_buf),
"note_buf_t", RETURN_ON_ERROR)) {
- error(WARNING, "cpu %d: cannot read NT_PRSTATUS note\n", i);
- continue;
+ error(WARNING, "failed to read note_buf_t\n");
+ goto fail;
}
/*
@@ -3670,24 +3512,19 @@ arm64_get_crash_notes(void)
note->n_descsz == notesz)
BCOPY((char *)note, buf, notesz);
} else {
- error(WARNING, "cpu %d: cannot find NT_PRSTATUS note\n", i);
+ error(WARNING,
+ "cannot find NT_PRSTATUS note for cpu: %d\n", i);
continue;
}
}
- /*
- * Check the sanity of NT_PRSTATUS note only for each online cpu.
- * If this cpu has invalid note, continue to find the crash notes
- * for other online cpus.
- */
if (note->n_type != NT_PRSTATUS) {
- error(WARNING, "cpu %d: invalid NT_PRSTATUS note (n_type != NT_PRSTATUS)\n", i);
- continue;
+ error(WARNING, "invalid note (n_type != NT_PRSTATUS)\n");
+ goto fail;
}
-
- if (!STRNEQ(p, "CORE")) {
- error(WARNING, "cpu %d: invalid NT_PRSTATUS note (name != \"CORE\")\n", i);
- continue;
+ if (p[0] != 'C' || p[1] != 'O' || p[2] != 'R' || p[3] != 'E') {
+ error(WARNING, "invalid note (name != \"CORE\"\n");
+ goto fail;
}
/*
@@ -3700,17 +3537,18 @@ arm64_get_crash_notes(void)
BCOPY(p + OFFSET(elf_prstatus_pr_reg), &ms->panic_task_regs[i],
sizeof(struct arm64_pt_regs));
-
- found++;
}
FREEBUF(buf);
FREEBUF(notes_ptrs);
+ return TRUE;
- if (!found) {
- free(ms->panic_task_regs);
- ms->panic_task_regs = NULL;
- }
+fail:
+ FREEBUF(buf);
+ FREEBUF(notes_ptrs);
+ free(ms->panic_task_regs);
+ ms->panic_task_regs = NULL;
+ return FALSE;
}
static void
@@ -3834,9 +3672,6 @@ arm64_IS_VMALLOC_ADDR(ulong vaddr)
(vaddr <= machdep->machspec->kimage_end))
return FALSE;
- if (ms->VA_START && (vaddr >= ms->VA_START))
- return TRUE;
-
return ((vaddr >= ms->vmalloc_start_addr && vaddr <= ms->vmalloc_end) ||
((machdep->flags & VMEMMAP) &&
(vaddr >= ms->vmemmap_vaddr && vaddr <= ms->vmemmap_end)) ||
@@ -3848,54 +3683,9 @@ arm64_calc_VA_BITS(void)
{
int bitval;
struct syment *sp;
- ulong vabits_actual, value;
+ ulong value;
char *string;
- if ((string = pc->read_vmcoreinfo("NUMBER(VA_BITS)"))) {
- value = atol(string);
- free(string);
- machdep->machspec->CONFIG_ARM64_VA_BITS = value;
- }
-
- if (kernel_symbol_exists("vabits_actual")) {
- if (pc->flags & PROC_KCORE) {
- vabits_actual = symbol_value_from_proc_kallsyms("vabits_actual");
- if ((vabits_actual != BADVAL) && (READMEM(pc->mfd, &value, sizeof(ulong),
- vabits_actual, KCORE_USE_VADDR) > 0)) {
- if (CRASHDEBUG(1))
- fprintf(fp,
- "/proc/kcore: vabits_actual: %ld\n", value);
- machdep->machspec->VA_BITS_ACTUAL = value;
- machdep->machspec->VA_BITS = value;
- machdep->machspec->VA_START = _VA_START(machdep->machspec->VA_BITS_ACTUAL);
- } else
- error(FATAL, "/proc/kcore: cannot read vabits_actual\n");
- } else if (ACTIVE())
- error(FATAL, "cannot determine VA_BITS_ACTUAL: please use /proc/kcore\n");
- else {
- if ((string = pc->read_vmcoreinfo("NUMBER(TCR_EL1_T1SZ)"))) {
- /* See ARMv8 ARM for the description of
- * TCR_EL1.T1SZ and how it can be used
- * to calculate the vabits_actual
- * supported by underlying kernel.
- *
- * Basically:
- * vabits_actual = 64 - T1SZ;
- */
- value = 64 - strtoll(string, NULL, 0);
- if (CRASHDEBUG(1))
- fprintf(fp, "vmcoreinfo : vabits_actual: %ld\n", value);
- free(string);
- machdep->machspec->VA_BITS_ACTUAL = value;
- machdep->machspec->VA_BITS = value;
- machdep->machspec->VA_START = _VA_START(machdep->machspec->VA_BITS_ACTUAL);
- } else
- error(FATAL, "cannot determine VA_BITS_ACTUAL\n");
- }
-
- return;
- }
-
if (!(sp = symbol_search("swapper_pg_dir")) &&
!(sp = symbol_search("idmap_pg_dir")) &&
!(sp = symbol_search("_text")) &&
@@ -3924,12 +3714,14 @@ arm64_calc_VA_BITS(void)
/*
* Verify against dumpfiles that export VA_BITS in vmcoreinfo
*/
- if (machdep->machspec->CONFIG_ARM64_VA_BITS &&
- (machdep->machspec->VA_BITS != machdep->machspec->CONFIG_ARM64_VA_BITS)) {
- error(WARNING, "VA_BITS: calculated: %ld vmcoreinfo: %ld\n",
- machdep->machspec->VA_BITS, machdep->machspec->CONFIG_ARM64_VA_BITS);
- machdep->machspec->VA_BITS = machdep->machspec->CONFIG_ARM64_VA_BITS;
- }
+ if ((string = pc->read_vmcoreinfo("NUMBER(VA_BITS)"))) {
+ value = atol(string);
+ free(string);
+ if (machdep->machspec->VA_BITS != value)
+ error(WARNING, "VA_BITS: calculated: %ld vmcoreinfo: %ld\n",
+ machdep->machspec->VA_BITS, value);
+ }
+
if (CRASHDEBUG(1))
fprintf(fp, "VA_BITS: %ld\n", machdep->machspec->VA_BITS);
@@ -3947,15 +3739,6 @@ arm64_calc_VA_BITS(void)
*
* Since VMEMMAP_SIZE is dependent upon the size of a struct page,
* the two ranges cannot be determined until POST_GDB.
- *
- * Since 52-bit VA was introduced:
- *
- * #define STRUCT_PAGE_MAX_SHIFT 6
- * #define VMEMMAP_SIZE (UL(1) << (VA_BITS - PAGE_SHIFT - 1 + STRUCT_PAGE_MAX_SHIFT))
- * #define VMEMMAP_START (-VMEMMAP_SIZE)
- * #define VMALLOC_START (MODULES_END)
- * #define VMALLOC_END (- PUD_SIZE - VMEMMAP_SIZE - SZ_64K)
- * #define vmemmap ((struct page *)VMEMMAP_START - (memstart_addr >> PAGE_SHIFT))
*/
#define ALIGN(x, a) __ALIGN_KERNEL((x), (a))
@@ -3967,18 +3750,10 @@ static void
arm64_calc_virtual_memory_ranges(void)
{
struct machine_specific *ms = machdep->machspec;
- ulong value, vmemmap_start, vmemmap_end, vmemmap_size, vmalloc_end;
- char *string;
+ ulong vmemmap_start, vmemmap_end, vmemmap_size;
+ ulong vmalloc_end;
ulong PUD_SIZE = UNINITIALIZED;
- if (!machdep->machspec->CONFIG_ARM64_VA_BITS) {
- if ((string = pc->read_vmcoreinfo("NUMBER(VA_BITS)"))) {
- value = atol(string);
- free(string);
- machdep->machspec->CONFIG_ARM64_VA_BITS = value;
- }
- }
-
if (THIS_KERNEL_VERSION < LINUX(3,17,0)) /* use original hardwired values */
return;
@@ -3997,19 +3772,8 @@ arm64_calc_virtual_memory_ranges(void)
break;
}
-#define STRUCT_PAGE_MAX_SHIFT 6
-
- if (ms->VA_BITS_ACTUAL) {
- vmemmap_size = (1UL) << (ms->CONFIG_ARM64_VA_BITS - machdep->pageshift - 1 + STRUCT_PAGE_MAX_SHIFT);
- vmalloc_end = (- PUD_SIZE - vmemmap_size - KILOBYTES(64));
- vmemmap_start = (-vmemmap_size);
- ms->vmalloc_end = vmalloc_end - 1;
- ms->vmemmap_vaddr = vmemmap_start;
- ms->vmemmap_end = -1;
- return;
- }
-
if (machdep->flags & NEW_VMEMMAP)
+#define STRUCT_PAGE_MAX_SHIFT 6
vmemmap_size = 1UL << (ms->VA_BITS - machdep->pageshift - 1
+ STRUCT_PAGE_MAX_SHIFT);
else
@@ -4033,7 +3797,7 @@ arm64_calc_virtual_memory_ranges(void)
static int
arm64_is_uvaddr(ulong addr, struct task_context *tc)
{
- return (addr < machdep->machspec->userspace_top);
+ return (addr < ARM64_USERSPACE_TOP);
}
diff --git a/defs.h b/defs.h
index ac24a5d730d5..d0b021f61c67 100644
--- a/defs.h
+++ b/defs.h
@@ -3148,17 +3148,9 @@ typedef signed int s32;
*/
#define ARM64_VA_START ((0xffffffffffffffffUL) \
<< machdep->machspec->VA_BITS)
-#define _VA_START(va) ((0xffffffffffffffffUL) - \
- ((1UL) << ((va) - 1)) + 1)
-#define TEXT_OFFSET_MASK (~((MEGABYTES(2UL))-1))
-
#define ARM64_PAGE_OFFSET ((0xffffffffffffffffUL) \
<< (machdep->machspec->VA_BITS - 1))
-#define ARM64_PAGE_OFFSET_ACTUAL ((0xffffffffffffffffUL) \
- - ((1UL) << machdep->machspec->VA_BITS_ACTUAL) + 1)
-
#define ARM64_USERSPACE_TOP ((1UL) << machdep->machspec->VA_BITS)
-#define ARM64_USERSPACE_TOP_ACTUAL ((1UL) << machdep->machspec->VA_BITS_ACTUAL)
/* only used for v4.6 or later */
#define ARM64_MODULES_VSIZE MEGABYTES(128)
@@ -3261,9 +3253,7 @@ struct machine_specific {
ulong kern_eframe_offset;
ulong machine_kexec_start;
ulong machine_kexec_end;
- ulong VA_BITS_ACTUAL;
- ulong CONFIG_ARM64_VA_BITS;
- ulong VA_START;
+ ulong vabits_user;
};
struct arm64_stackframe {
diff --git a/netdump.c b/netdump.c
index 0054d6ab35b4..31ab6fae5ccd 100644
--- a/netdump.c
+++ b/netdump.c
@@ -1228,19 +1228,7 @@ netdump_memory_dump(FILE *fp)
if (machine_type("X86_64"))
netdump_print("%lx (relocate)\n", nd->arch_data1);
else if (machine_type("ARM64"))
- netdump_print("%lx (kimage_voffset)\n", nd->arch_data1);
- } else
- netdump_print("(unused)\n");
- netdump_print(" arch_data2: ");
- if (nd->arch_data2) {
- if (machine_type("ARM64"))
- netdump_print("%016lx\n"
- " CONFIG_ARM64_VA_BITS: %ld\n"
- " VA_BITS_ACTUAL: %lld\n",
- nd->arch_data2, nd->arch_data2 & 0xffffffff,
- ((ulonglong)nd->arch_data2 >> 32));
- else
- netdump_print("%016lx (?)\n", nd->arch_data2);
+ netdump_print("%lx (kimage_voffset)\n", nd->arch_data);
} else
netdump_print("(unused)\n");
netdump_print(" switch_stack: %lx\n", nd->switch_stack);
@@ -1865,8 +1853,7 @@ vmcoreinfo_read_string(const char *key)
int i, j, end;
size_t value_length;
size_t key_length = strlen(key);
- char *vmcoreinfo;
- uint size_vmcoreinfo;
+ char *vmcoreinfo = (char *)nd->vmcoreinfo;
char *value = NULL;
/*
@@ -1875,49 +1862,25 @@ vmcoreinfo_read_string(const char *key)
* the NT_TASKSTRUCT note.
*/
if ((pc->flags2 & SNAP)) {
- if (STREQ(key, "NUMBER(kimage_voffset)") && nd->arch_data1) {
+ if (STREQ(key, "NUMBER(kimage_voffset)") && nd->arch_data) {
value = calloc(VADDR_PRLEN+1, sizeof(char));
- sprintf(value, "%lx", nd->arch_data1);
- if (nd->arch_data2 == 0)
- pc->read_vmcoreinfo = no_vmcoreinfo;
- return value;
- }
- if (STREQ(key, "NUMBER(VA_BITS)") && nd->arch_data2) {
- value = calloc(VADDR_PRLEN+1, sizeof(char));
- sprintf(value, "%ld", nd->arch_data2 & 0xffffffff);
- return value;
- }
- if (STREQ(key, "NUMBER(TCR_EL1_T1SZ)") && nd->arch_data2) {
- value = calloc(VADDR_PRLEN+1, sizeof(char));
- sprintf(value, "%lld", ((ulonglong)nd->arch_data2 >> 32) & 0xffffffff);
+ sprintf(value, "%lx", nd->arch_data);
pc->read_vmcoreinfo = no_vmcoreinfo;
return value;
}
- if (STREQ(key, "relocate") && nd->arch_data1) {
+ if (STREQ(key, "relocate") && nd->arch_data) {
value = calloc(VADDR_PRLEN+1, sizeof(char));
- sprintf(value, "%lx", nd->arch_data1);
+ sprintf(value, "%lx", nd->arch_data);
pc->read_vmcoreinfo = no_vmcoreinfo;
return value;
}
- return NULL;
- }
-
- if (nd->vmcoreinfo) {
- vmcoreinfo = (char *)nd->vmcoreinfo;
- size_vmcoreinfo = nd->size_vmcoreinfo;
- } else if (ACTIVE() && pkd->vmcoreinfo) {
- vmcoreinfo = (char *)pkd->vmcoreinfo;
- size_vmcoreinfo = pkd->size_vmcoreinfo;
- } else {
- vmcoreinfo = NULL;
- size_vmcoreinfo = 0;
}
- if (!vmcoreinfo)
+ if (!nd->vmcoreinfo)
return NULL;
/* the '+ 1' is the equal sign */
- for (i = 0; i < (int)(size_vmcoreinfo - key_length + 1); i++) {
+ for (i = 0; i < (nd->size_vmcoreinfo - key_length + 1); i++) {
/*
* We must also check if we're at the beginning of VMCOREINFO
* or the separating newline is there, and of course if we
@@ -1931,7 +1894,7 @@ vmcoreinfo_read_string(const char *key)
/* Found -- search for the next newline. */
for (j = i + key_length + 1;
- j < size_vmcoreinfo; j++) {
+ j < nd->size_vmcoreinfo; j++) {
if (vmcoreinfo[j] == '\n') {
end = j;
break;
@@ -1944,7 +1907,7 @@ vmcoreinfo_read_string(const char *key)
*/
if (end == -1) {
/* Point after the end. */
- end = size_vmcoreinfo + 1;
+ end = nd->size_vmcoreinfo + 1;
}
value_length = end - (1+ i + key_length);

637
SPECS/crash.spec Normal file
View File

@ -0,0 +1,637 @@
#
# crash core analysis suite
#
Summary: Kernel analysis utility for live systems, netdump, diskdump, kdump, LKCD or mcore dumpfiles
Name: crash
Version: 7.2.8
Release: 6%{?dist}
License: GPLv3
Group: Development/Debuggers
Source0: https://github.com/crash-utility/crash/archive/crash-%{version}.tar.gz
Source1: http://ftp.gnu.org/gnu/gdb/gdb-7.6.tar.gz
URL: https://crash-utility.github.io
ExclusiveOS: Linux
ExclusiveArch: %{ix86} ia64 x86_64 ppc ppc64 s390 s390x %{arm} aarch64 ppc64le
Buildroot: %{_tmppath}/%{name}-%{version}-%{release}-buildroot-%(%{__id_u} -n)
BuildRequires: ncurses-devel zlib-devel lzo-devel bison snappy-devel
Requires: binutils
Provides: bundled(gdb) = 7.6
Patch0: lzo_snappy.patch
Patch1: rhel8_build.patch
Patch2: github_b80b16549e24.patch
Patch3: github_0f29a8ac6b73.patch
Patch4: github_1c45cea02df7.patch
Patch5: github_9596b4388ea5.patch
%description
The core analysis suite is a self-contained tool that can be used to
investigate either live systems, kernel core dumps created from the
netdump, diskdump and kdump packages from Red Hat Linux, the mcore kernel patch
offered by Mission Critical Linux, or the LKCD kernel patch.
%package devel
Requires: %{name} = %{version}, zlib-devel lzo-devel snappy-devel
Summary: kernel crash analysis utility for live systems, netdump, diskdump, kdump, LKCD or mcore dumpfiles
Group: Development/Debuggers
%description devel
The core analysis suite is a self-contained tool that can be used to
investigate either live systems, kernel core dumps created from the
netdump, diskdump and kdump packages from Red Hat Linux, the mcore kernel patch
offered by Mission Critical Linux, or the LKCD kernel patch.
%prep
%setup -n %{name}-%{version} -q
%patch0 -p1 -b lzo_snappy.patch
%patch1 -p1 -b rhel8_build.patch
%patch2 -p1 -b github_b80b16549e24.patch
%patch3 -p1 -b github_0f29a8ac6b73.patch
%patch4 -p1 -b github_1c45cea02df7.patch
%patch5 -p1 -b github_9596b4388ea5.patch
%build
cp %{SOURCE1} .
#make RPMPKG="%{version}-%{release}" CFLAGS="%{optflags}"
make RPMPKG="%{version}-%{release}" CFLAGS="%{optflags}" LDFLAGS="%{build_ldflags}"
%install
rm -rf %{buildroot}
mkdir -p %{buildroot}%{_bindir}
make DESTDIR=%{buildroot} install
mkdir -p %{buildroot}%{_mandir}/man8
cp -p crash.8 %{buildroot}%{_mandir}/man8/crash.8
mkdir -p %{buildroot}%{_includedir}/crash
chmod 0644 defs.h
cp -p defs.h %{buildroot}%{_includedir}/crash
%clean
rm -rf %{buildroot}
%files
%defattr(-,root,root,-)
%{_bindir}/crash
%{_mandir}/man8/crash.8*
%doc README COPYING3
%files devel
%defattr(-,root,root,-)
%{_includedir}/*
%changelog
* Fri Aug 7 2020 Bhupesh Sharma <bhsharma@redhat.com> - 7.2.8-6
- aarch64: Revert to reading CONFIG_ARM64_USER_VA_BITS_52 and CONFIG_ARM64_PA_BITS=52 for 52-bit VA/PA space.
Resolves: rhbz#1861086
* Mon Jul 27 2020 Bhupesh Sharma <bhsharma@redhat.com> - 7.2.8-5
- aarch64: Support reading extended 52-bit address space via crash-utility
Resolves: rhbz#1861086
* Fri Jul 10 2020 Bhupesh Sharma <bhsharma@redhat.com> - 7.2.8-4
- Replace people.redhat.com references with github equivalents.
Resolves: rhbz#1851745
* Mon Jun 22 2020 Bhupesh Sharma <bhsharma@redhat.com> - 7.2.8-3
- Fix for reading compressed kdump dumpfiles from systems with physical memory
Resolves: rhbz#1819606
* Mon Jun 8 2020 Bhupesh Sharma <bhsharma@redhat.com> - 7.2.8-2
- Remove wget from BuildRequires section
Resolves: rhbz#1838322
* Fri Jun 5 2020 Bhupesh Sharma <bhsharma@redhat.com> - 7.2.8-1
- Rebase to latest upstream release 7.2.8
Resolves: rhbz#1838322
* Mon Feb 3 2020 Dave Anderson <anderson@redhat.com> - 7.2.7-3
- Rebase to github commit 6c1c8ac6
Resolves: rhbz#1738619
- Fix "log -a" option
Resolves: rhbz#1785537
- Fix for ELF kdump vmcores form s390x KASLR kernels
Resolves: rhbz#1786996
* Mon Nov 11 2019 Dave Anderson <anderson@redhat.com> - 7.2.7-2
- Rebase to latest upstream sources
Resolves: rhbz#1738619
- Support for KASLR on s390x
Resolves: rhbz# 1753172
* Mon Jun 10 2019 Dave Anderson <anderson@redhat.com> - 7.2.6-2
- Fix "p" command regression
Resolves: rhbz#1718417
- Fix arm64 debug kernel read error message during initialization
Resolves: rhbz#1718736
* Mon May 6 2019 Dave Anderson <anderson@redhat.com> - 7.2.6-1
- Rebase to latest upstream sources
Resolves: rhbz#1686560
- Utilize the VMCOREINFO PT_NOTE in /proc/kcore header
Resolves: rhbz#1627528
- Support extraction of CONFIG_PROC_VMCORE_DEVICE_DUMP data from dumpfile header
Resolves: rhbz#1702535
* Thu Feb 14 2019 Dave Anderson <anderson@redhat.com> - 7.2.3-18
- Fix "files -c" and "files -p" options
Resolves: rhbz#1673285
* Mon Feb 11 2019 Dave Anderson <anderson@redhat.com> - 7.2.3-17
- Support for CONFIG_ARM64_USER_VA_BITS_52 and CONFIG_ARM64_PA_BITS=52
Resolves: rhbz#1670099
* Tue Jan 8 2019 Dave Anderson <anderson@redhat.com> - 7.2.3-16
- Resurrect "dev -p" option.
- Fix "dev -[dD]" options to account for request_queue.in_flight[] removal.
Resolves: rhbz#1662039
- Command line input fixes
Resolves: rhbz#1664061
* Thu Dec 13 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-15
- Increase ppc64 MAX_PHYSMEM_BITS to match 4.18.0-35.el8 kernel backport
Resolves: rhbz#1658628
* Thu Nov 29 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-14
- Fix for ARM64 "ps -s" memory allocation failure
Resolves: rhbz#1654582
* Thu Oct 25 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-13
- Change "bt" warnings when exception RIP is legitimate mapped address
Resolves: rhbz#1642221
* Mon Oct 15 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-12
- Address covscan issues
Resolves: rhbz#1602466
- Fix for x86_64 5-level pagetable vmalloc range expansion
Resolves: rhbz#1637125
* Wed Oct 4 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-11
- Fix ppc64 backtrace issues
Resolves: rhbz#1633525
* Wed Sep 19 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-10
- Address annocheck build issues
Resolves: rhbz#1624101
* Thu Aug 9 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-9
- Fix for live system (/proc/kcore) access when KALSR is in effect
Resolves: rhbz#1611916
* Mon Jul 16 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-8
- Rebase to github commits 9b494b70_to_eb823b79
Resolves: rhbz#1563495
* Fri Jun 22 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-7
- Rebase to github commits 28fa7bd0 to 02efd083
Resolves: rhbz#1590751
Resolves: rhbz#1592746
* Tue Jun 12 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-6
- github commit 1926150e: fix ppc64/ppc6le stacksize calculation
* Fri Jun 8 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-5
- Remove /dev/mem readmem error message and /proc/kcore switch messages
Resolves: rhbz#1585944
* Fri Jun 1 2018 Dave Anderson <anderson@redhat.com> - 7.2.3-4
- Rebase to latest upstream sources
* Tue Nov 21 2017 Dave Anderson <anderson@redhat.com> - 7.2.0-2
- Rebase to github commits da9bd35a to e2efacdd
Resolves: rhbz#1497316
* Wed Nov 1 2017 Dave Anderson <anderson@redhat.com> - 7.2.0-1
- Rebase to upstream version 7.2.0
- Rebase to github commits da9bd35a_to_e2efacdd.patch
Resolves: rhbz#1497316
- ppc64le: fix for "WARNING: cannot access vmalloc'd module memory"
Resolves: rhbz#1485391
- Support for analyzing an SADUMP crash dump if KASLR is enabled
Resolves: rhbz#1504467
* Wed May 3 2017 Dave Anderson <anderson@redhat.com> - 7.1.9-2
- Rebase to github commits 87179026 to ad3b8476
Resolves: rhbz#1393534
- Prohibit native gdb disassemble command when KASLR
Resolves: rhbz#1445649
* Mon Apr 24 2017 Dave Anderson <anderson@redhat.com> - 7.1.9-1
- Rebase to upstream version 7.1.9
Resolves: rhbz#1393534
- Fix gdb "set scope" option for KASLR kernels.
Resolves: rhbz#1440725
- Fix for the determination of the x86_64 "phys_base" value when it is
not passed in the VMCOREINFO data of ELF vmcores
Resolves: rhbz#1439170
* Wed Mar 8 2017 Dave Anderson <anderson@redhat.com> - 7.1.8-2
- mod [-sS] command may erroneously reassign module symbol addresses
Resolves: rhbz#1430091
* Fri Feb 24 2017 Dave Anderson <anderson@redhat.com> - 7.1.8-1
- Rebase to upstream version 7.1.8
Resolves: rhbz#1393534
- POWER9 - Power ISA 3.0 related support for crash utility
Resolves: rhbz#1368711
- crash package update - ppc64/ppc64le
Resolves: rhbz#1384944
- exception RIP: unknown or invalid address
Resolves: rhbz#1350457
- Crash does not always parse correctly the modules symbol tables
Resolves: rhbz#1360415
- ARM64: crash live system from: WARNING: cannot read linux_banner string
Resolves: rhbz#1392007
- kmem: invalid structure member offset: page_count
Resolves: rhbz#1392011
- Kernel address space randomization [KASLR] support
Resolves: rhbz#1392658
- invalid structure size: tnt
Resolves: rhbz#1420653
* Wed Sep 14 2016 Dave Anderson <anderson@redhat.com> - 7.1.5-2
- Fix for kernel module symbol gathering when the ordering of module
symbol name strings does not match the order of the kernel_symbol
structures.
- Resolves: rhbz#1375130
* Thu Apr 28 2016 Dave Anderson <anderson@redhat.com> - 7.1.5-1
- Rebase to upstream version 7.1.5
Resolves: rhbz#1292566
- Decode clflushopt instruction
Resolves: rhbz#1262479
- Support AArch64 QEMU generated dumps
Resolves: rhbz#1299873
- crash: zero-size memory allocation (aarch64)
Resolves: rhbz#1312738
* Tue Apr 5 2016 Dave Anderson <anderson@redhat.com> - 7.1.2-4
- crash: fails to read excluded pages by default on sadump-related format
Resolves: rhbz#1304260
* Mon Nov 23 2015 Dave Anderson <anderson@redhat.com> - 7.1.2-3
- crash fails to read or wrongly reads some parts of memory in sadump vmcore format
Resolves: rhbz#1282997
* Tue Aug 4 2015 Dave Anderson <anderson@redhat.com> - 7.1.2-2
- Fix "kmem -s <address>", "bt -F[F]", and "rd -S[S]" options in kernels
configured with CONFIG_SLUB having multiple-page slabs.
Resolves: rhbz#1244003
- Fix for SIGSEGV generated by "bt -[f|F]" in ARM64 kernels.
Resolves: rhbz#1248859
* Mon Jul 13 2015 Dave Anderson <anderson@redhat.com> - 7.1.2-1
- Rebase to upstream version 7.1.2
Resolves: rhbz#1207696
- Fix several ppc64 backtrace issues
Resolves: rhbz#1235447
* Fri Jun 05 2015 Dave Anderson <anderson@redhat.com> - 7.1.1-2
- ARM64 backtrace enhancements
Resolves: rhbz#1227508
* Thu May 28 2015 Dave Anderson <anderson@redhat.com> - 7.1.1-1
- Rebase to upstream version 7.1.1
Resolves: rhbz#1207696
- Display s390x vector registers from a kernel dump.
Resolves: rhbz#1182161
- Fix date displayed on initial system banner and by the "sys" command on ARM64.
Resolves: rhbz#1223044
- Fix ARM64 page size calculation on 4.1 and later kernels.
Resolves: rhbz#1222645
* Tue Apr 21 2015 Dave Anderson <anderson@redhat.com> - 7.0.9-6
- Calculate ARM64 virtual memory layout based upon struct page size
Resolves: rhbz#1204941
* Tue Apr 7 2015 Dave Anderson <anderson@redhat.com> - 7.0.9-5
- Support new sadump format that can represent more than 16 TB physical memory space
Resolves: rhbz#1182383
* Mon Jan 26 2015 Dave Anderson <anderson@redhat.com> - 7.0.9-4
Fix ppc64 "bt" command for active tasks in compressed kdumps.
Resolves: rhbz#1184401
* Mon Jan 12 2015 Dave Anderson <anderson@redhat.com> - 7.0.9-3
Fix "bt" command mislabeling errors.
Resolves: rhbz#1179476
* Mon Dec 08 2014 Dave Anderson <anderson@redhat.com> - 7.0.9-2
- Use registers from QEMU-generated ELF and compressed kdump headers
for active task backtraces.
- Resolves: rhbz#1169555
* Fri Nov 14 2014 Dave Anderson <anderson@redhat.com> - 7.0.9-1
- Rebase to upstream version 7.0.9.
- Resolves: rhbz#1110513
* Tue Sep 23 2014 Dave Anderson <anderson@redhat.com> - 7.0.8-2
- Fix ps performance patch regression on live systems.
- Resolves: rhbz#1134177
- Minor build-related fixes for ppc64le.
- Resolves: rhbz#1123991
* Fri Sep 12 2014 Dave Anderson <anderson@redhat.com> - 7.0.8-1
- Rebase to upstream version 7.0.8.
- Resolves: rhbz#1110513
- Fix to calculate the physical base address of dumpfiles created
by a "virsh dump" of an OVMF guest.
- Resolves: rhbz#1080698
- Support for aarch64 architecture.
- Resolves: rhbz#1110551
- Fix to prevent crash from spinning endlessly on a corrupted/truncated
dumpfile whose bitmap data is not wholly contained within the file.
- Resolves: rhbz#1114088
- Support for ppc64le architecture.
- Resolves: rhbz#1123991
* Tue Jan 28 2014 Daniel Mach <dmach@redhat.com> - 7.0.2-6
- Mass rebuild 2014-01-24
* Fri Jan 24 2014 Dave Anderson <anderson@redhat.com> - 7.0.2-5
- Fix for a missing kernel-mode exception frame dump by the x86_64
"bt" command if a page fault was generated by a bogus RIP.
- Resolves: rhbz#1057353
- Fix for the x86_64 "bt" command to prevent an unwarranted message
indicating "WARNING: possibly bogus exception frame" generated
from a blocked kernel thread that was in the process of exec'ing
a user process via the call_usermodehelper() facility.
- Resolves: rhbz#1057357
* Fri Jan 10 2014 Dave Anderson <anderson@redhat.com> - 7.0.2-4
- Fixes for "kmem -S" command for CONFIG_SLUB.
- Resolves: rhbz#1045591
- Increase S390X NR_CPUS
- Resolves: rhbz#1051156
* Fri Dec 27 2013 Daniel Mach <dmach@redhat.com> - 7.0.2-3
- Mass rebuild 2013-12-27
* Tue Oct 29 2013 Dave Anderson <anderson@redhat.com> - 7.0.2-2
- Compressed kdump 46-bit physical memory support
Resolves: rhbz#1015250
- Fix incorrect backtrace for dumps taken with "virsh dump --memory-only"
Resolves: rhbz#1020469
- Fix cpu number display on systems with more than 254 cpus
Resolves: rhbz#1020536
* Wed Sep 04 2013 Dave Anderson <anderson@redhat.com> - 7.0.2-1
- Update to latest upstream release
- Fix for ppc64 embedded gdb NULL pointer translation sigsegv
- Fix for bt -F failure
* Fri Jul 26 2013 Dave Anderson <anderson@redhat.com> - 7.0.1-4
- Add lzo-devel and snappy-devel to crash-devel Requires line
* Tue Jul 23 2013 Dave Anderson <anderson@redhat.com> - 7.0.1-3
- Build with snappy compression support
* Tue Jul 9 2013 Dave Anderson <anderson@redhat.com> - 7.0.1-2
- Fix for ppc64 Linux 3.10 vmalloc/user-space virtual address translation
* Tue Jun 18 2013 Dave Anderson <anderson@redhat.com> - 7.0.1-1
- Update to latest upstream release
- Build with LZO support
* Tue Apr 9 2013 Dave Anderson <anderson@redhat.com> - 6.1.6-1
- Update to latest upstream release
* Tue Feb 19 2013 Dave Anderson <anderson@redhat.com> - 6.1.4-1
- Update to latest upstream release
* Wed Feb 13 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 6.1.2-2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild
* Wed Jan 9 2013 Dave Anderson <anderson@redhat.com> - 6.1.2-1
- Update to latest upstream release
* Tue Nov 27 2012 Dave Anderson <anderson@redhat.com> - 6.1.1-1
- Update to latest upstream release
* Mon Sep 1 2012 Dave Anderson <anderson@redhat.com> - 6.1.0-1
- Add ppc to ExclusiveArch list
- Update to latest upstream release
* Tue Aug 21 2012 Dave Anderson <anderson@redhat.com> - 6.0.9-1
- Update to latest upstream release
* Wed Jul 18 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 6.0.8-2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass_Rebuild
* Mon Jul 1 2012 Dave Anderson <anderson@redhat.com> - 6.0.8-1
- Update to latest upstream release.
- Replace usage of "struct siginfo" with "siginfo_t".
* Mon Apr 30 2012 Dave Anderson <anderson@redhat.com> - 6.0.6-1
- Update to latest upstream release
* Mon Mar 26 2012 Dave Anderson <anderson@redhat.com> - 6.0.5-1
- Update to latest upstream release
* Wed Jan 4 2012 Dave Anderson <anderson@redhat.com> - 6.0.2-1
- Update to latest upstream release
* Wed Oct 26 2011 Dave Anderson <anderson@redhat.com> - 6.0.0-1
- Update to latest upstream release
* Tue Sep 20 2011 Dave Anderson <anderson@redhat.com> - 5.1.8-1
- Update to latest upstream release
- Additional fixes for gcc-4.6 -Werror compile failures for ARM architecture.
* Thu Sep 1 2011 Dave Anderson <anderson@redhat.com> - 5.1.7-2
- Fixes for gcc-4.6 -Werror compile failures for ARM architecture.
* Wed Aug 17 2011 Dave Anderson <anderson@redhat.com> - 5.1.7-1
- Update to latest upstream release
- Fixes for gcc-4.6 -Werror compile failures for ppc64/ppc.
* Tue May 31 2011 Peter Robinson <pbrobinson@gmail.com> - 5.1.5-1
- Update to latest upstream release
- Add ARM to the Exclusive arch
* Wed Feb 25 2011 Dave Anderson <anderson@redhat.com> - 5.1.2-2
- Fixes for gcc-4.6 -Werror compile failures in gdb module.
* Wed Feb 23 2011 Dave Anderson <anderson@redhat.com> - 5.1.2-1
- Upstream version.
* Tue Feb 08 2011 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 5.0.6-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_15_Mass_Rebuild
* Tue Jul 20 2010 Dave Anderson <anderson@redhat.com> - 5.0.6-2
- Bump version.
* Tue Jul 20 2010 Dave Anderson <anderson@redhat.com> - 5.0.6-1
- Update to upstream version.
* Fri Sep 11 2009 Dave Anderson <anderson@redhat.com> - 4.0.9-2
Bump version.
* Fri Sep 11 2009 Dave Anderson <anderson@redhat.com> - 4.0.9-1
- Update to upstream release, which allows the removal of the
Revision tag workaround, the crash-4.0-8.11-dwarf3.patch and
the crash-4.0-8.11-optflags.patch
* Sun Aug 05 2009 Lubomir Rintel <lkundrak@v3.sk> - 4.0.8.11-2
- Fix reading of dwarf 3 DW_AT_data_member_location
- Use proper compiler flags
* Wed Aug 05 2009 Lubomir Rintel <lkundrak@v3.sk> - 4.0.8.11-1
- Update to later upstream release
- Fix abuse of Revision tag
- Rebuilt for https://fedoraproject.org/wiki/Fedora_12_Mass_Rebuild
* Fri Jul 24 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 4.0-9.7.2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_12_Mass_Rebuild
* Tue Feb 24 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 4.0-8.7.2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_11_Mass_Rebuild
* Thu Feb 19 2009 Dave Anderson <anderson@redhat.com> - 4.0-7.7.2
- Replace exclusive arch i386 with ix86.
* Thu Feb 19 2009 Dave Anderson <anderson@redhat.com> - 4.0-7.7.1
- Updates to this file per crash merge review
- Update to upstream version 4.0-7.7. Full changelog viewable in:
http://people.redhat.com/anderson/crash.changelog.html
* Tue Jul 15 2008 Tom "spot" Callaway <tcallawa@redhat.com> 4.0-7
- fix license tag
* Tue Apr 29 2008 Dave Anderson <anderson@redhat.com> - 4.0-6.3
- Added crash-devel subpackage
- Updated crash.patch to match upstream version 4.0-6.3
* Wed Feb 20 2008 Dave Anderson <anderson@redhat.com> - 4.0-6.0.5
- Second attempt at addressing the GCC 4.3 build, which failed due
to additional ptrace.h includes in the lkcd vmdump header files.
* Wed Feb 20 2008 Dave Anderson <anderson@redhat.com> - 4.0-6.0.4
- First attempt at addressing the GCC 4.3 build, which failed on x86_64
because ptrace-abi.h (included by ptrace.h) uses the "u32" typedef,
which relies on <asm/types.h>, and include/asm-x86_64/types.h
does not not typedef u32 as done in include/asm-x86/types.h.
* Mon Feb 18 2008 Fedora Release Engineering <rel-eng@fedoraproject.org> - 4.0-6.0.3
- Autorebuild for GCC 4.3
* Wed Jan 23 2008 Dave Anderson <anderson@redhat.com> - 4.0-5.0.3
- Updated crash.patch to match upstream version 4.0-5.0.
* Wed Aug 29 2007 Dave Anderson <anderson@redhat.com> - 4.0-4.6.2
- Updated crash.patch to match upstream version 4.0-4.6.
* Wed Sep 13 2006 Dave Anderson <anderson@redhat.com> - 4.0-3.3
- Updated crash.patch to match upstream version 4.0-3.3.
- Support for x86_64 relocatable kernels. BZ #204557
* Mon Aug 7 2006 Dave Anderson <anderson@redhat.com> - 4.0-3.1
- Updated crash.patch to match upstream version 4.0-3.1.
- Added kdump reference to description.
- Added s390 and s390x to ExclusiveArch list. BZ #199125
- Removed LKCD v1 pt_regs references for s390/s390x build.
- Removed LKCD v2_v3 pt_regs references for for s390/s390x build.
* Fri Jul 14 2006 Jesse Keating <jkeating@redhat.com> - 4.0-3
- rebuild
* Mon May 15 2006 Dave Anderson <anderson@redhat.com> - 4.0-2.26.4
- Updated crash.patch such that <asm/page.h> is not #include'd
by s390_dump.c; IBM did not make the file s390[s] only; BZ #192719
* Mon May 15 2006 Dave Anderson <anderson@redhat.com> - 4.0-2.26.3
- Updated crash.patch such that <asm/page.h> is not #include'd
by vas_crash.h; only ia64 build complained; BZ #191719
* Mon May 15 2006 Dave Anderson <anderson@redhat.com> - 4.0-2.26.2
- Updated crash.patch such that <asm/segment.h> is not #include'd
by lkcd_x86_trace.c; also for BZ #191719
* Mon May 15 2006 Dave Anderson <anderson@redhat.com> - 4.0-2.26.1
- Updated crash.patch to bring it up to 4.0-2.26, which should
address BZ #191719 - "crash fails to build in mock"
* Tue Feb 07 2006 Jesse Keating <jkeating@redhat.com> - 4.0-2.18.1
- rebuilt for new gcc4.1 snapshot and glibc changes
* Wed Jan 04 2006 Dave Anderson <anderson@redhat.com> 4.0-2.18
- Updated source package to crash-4.0.tar.gz, and crash.patch
to bring it up to 4.0-2.18.
* Fri Dec 09 2005 Jesse Keating <jkeating@redhat.com>
- rebuilt
* Thu Mar 03 2005 Dave Anderson <anderson@redhat.com> 3.10-13
- Compiler error- and warning-related fixes for gcc 4 build.
- Update to enhance x86 and x86_64 gdb disassembly output so as to
symbolically display call targets from kernel module text without
requiring module debuginfo data.
- Fix hole where an ia64 vmcore could be mistakenly accepted as a
usable dumpfile on an x86_64 machine, leading eventually to a
non-related error message.
* Wed Mar 02 2005 Dave Anderson <anderson@redhat.com> 3.10-12
- rebuild (gcc 4)
* Thu Feb 10 2005 Dave Anderson <anderson@redhat.com> 3.10-9
- Updated source package to crash-3.10.tar.gz, containing
IBM's final ppc64 processor support for RHEL4
- Fixes potential "bt -a" hang on dumpfile where netdump IPI interrupted
an x86 process while executing the instructions just after it had entered
the kernel for a syscall, but before calling the handler. BZ #139437
- Update to handle backtraces in dumpfiles generated on IA64 with the
INIT switch (functionality intro'd in RHEL3-U5 kernel). BZ #139429
- Fix for handling ia64 and x86_64 machines booted with maxcpus=1 on
an SMP kernel. BZ #139435
- Update to handle backtraces in dumpfiles generated on x86_64 from the
NMI exception stack (functionality intro'd in RHEL3-U5 kernel).
- "kmem -[sS]" beefed up to more accurately verify slab cache chains
and report errors found.
- Fix for ia64 INIT switch-generated backtrace handling when
init_handler_platform() is inlined into ia64_init_handler();
properly handles both RHEL3 and RHEL4 kernel patches.
BZ #138350
- Update to enhance ia64 gdb disassembly output so as to
symbolically display call targets from kernel module
text without requiring module debuginfo data.
* Wed Jul 14 2004 Dave Anderson <anderson@redhat.com> 3.8-5
- bump release for fc3
* Tue Jul 13 2004 Dave Anderson <anderson@redhat.com> 3.8-4
- Fix for gcc 3.4.x/gdb issue where vmlinux was mistakenly presumed non-debug
* Fri Jun 25 2004 Dave Anderson <anderson@redhat.com> 3.8-3
- remove (harmless) error message during ia64 diskdump invocation when
an SMP system gets booted with maxcpus=1
- several 2.6 kernel specific updates
* Thu Jun 17 2004 Dave Anderson <anderson@redhat.com> 3.8-2
- updated source package to crash-3.8.tar.gz
- diskdump support
- x86_64 processor support
* Mon Sep 22 2003 Dave Anderson <anderson@redhat.com> 3.7-5
- make bt recovery code start fix-up only upon reaching first faulting frame
* Fri Sep 19 2003 Dave Anderson <anderson@redhat.com> 3.7-4
- fix "bt -e" and bt recovery code to recognize new __KERNEL_CS and DS
* Wed Sep 10 2003 Dave Anderson <anderson@redhat.com> 3.7-3
- patch to recognize per-cpu GDT changes that redefine __KERNEL_CS and DS
* Wed Sep 10 2003 Dave Anderson <anderson@redhat.com> 3.7-2
- patches for netdump active_set determination and slab info gathering
* Wed Aug 20 2003 Dave Anderson <anderson@redhat.com> 3.7-1
- updated source package to crash-3.7.tar.gz
* Wed Jul 23 2003 Dave Anderson <anderson@redhat.com> 3.6-1
- removed Packager, Distribution, and Vendor tags
- updated source package to crash-3.6.tar.gz
* Fri Jul 18 2003 Jay Fenlason <fenlason@redhat.com> 3.5-2
- remove ppc from arch list, since it doesn't work with ppc64 kernels
- remove alpha from the arch list since we don't build it any more
* Fri Jul 18 2003 Matt Wilson <msw@redhat.com> 3.5-1
- use %%defattr(-,root,root)
* Tue Jul 15 2003 Jay Fenlason <fenlason@redhat.com>
- Updated spec file as first step in turning this into a real RPM for taroon.
- Wrote man page.