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98a23609b1
Except for historical confusion in the kprobes/uprobes and bpf tracers, which has been fixed now, there is no good reason to ever allow user memory accesses from probe_kernel_read. Switch probe_kernel_read to only read from kernel memory. [akpm@linux-foundation.org: update it for "mm, dump_page(): do not crash with invalid mapping pointer"] Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20200521152301.2587579-17-hch@lst.de Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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| .. | ||
| skas | ||
| asm-offsets.c | ||
| config.c.in | ||
| dyn.lds.S | ||
| early_printk.c | ||
| exec.c | ||
| exitcode.c | ||
| gmon_syms.c | ||
| gprof_syms.c | ||
| initrd.c | ||
| irq.c | ||
| kmsg_dump.c | ||
| ksyms.c | ||
| maccess.c | ||
| Makefile | ||
| mem.c | ||
| physmem.c | ||
| process.c | ||
| ptrace.c | ||
| reboot.c | ||
| sigio.c | ||
| signal.c | ||
| stacktrace.c | ||
| syscall.c | ||
| sysrq.c | ||
| time.c | ||
| tlb.c | ||
| trap.c | ||
| um_arch.c | ||
| umid.c | ||
| uml.lds.S | ||
| vmlinux.lds.S | ||