IPVS: Creating netns size=2536 id=7
IPVS: Creating netns size=2536 id=8
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BUG: KASAN: out-of-bounds in get_frame_pointer arch/x86/include/asm/stacktrace.h:64 [inline] at addr ffff8801d1ddfb68
BUG: KASAN: out-of-bounds in __unwind_start+0x3a7/0x3c0 arch/x86/kernel/unwind_frame.c:76 at addr ffff8801d1ddfb68
Read of size 8 by task syz-executor2/6226
page:ffffea00074777c0 count:0 mapcount:0 mapping:          (null) index:0x0
flags: 0x8000000000000000()
page dumped because: kasan: bad access detected
CPU: 0 PID: 6226 Comm: syz-executor2 Not tainted 4.9.68-gfb66dc2 #3
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d0537880 ffffffff81d90889 ffffed003a3bbf6e 0000000000000008
 0000000000000000 ffffed003a3bbf6e ffff8801d1ddfb68 ffff8801d0537908
 ffffffff8153a9b3 ffff8801d25eb000 ffffffff838a00de ffffffff810d41b7
Call Trace:
 [<ffffffff81d90889>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d90889>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff8153a9b3>] print_address_description mm/kasan/report.c:208 [inline]
 [<ffffffff8153a9b3>] kasan_report_error mm/kasan/report.c:287 [inline]
 [<ffffffff8153a9b3>] kasan_report.part.1+0x4c3/0x500 mm/kasan/report.c:309
 [<ffffffff8153aaa9>] kasan_report mm/kasan/report.c:330 [inline]
 [<ffffffff8153aaa9>] __asan_report_load8_noabort+0x29/0x30 mm/kasan/report.c:330
 [<ffffffff810d41b7>] get_frame_pointer arch/x86/include/asm/stacktrace.h:64 [inline]
 [<ffffffff810d41b7>] __unwind_start+0x3a7/0x3c0 arch/x86/kernel/unwind_frame.c:76
 [<ffffffff8107c4c9>] unwind_start arch/x86/include/asm/unwind.h:39 [inline]
 [<ffffffff8107c4c9>] __save_stack_trace+0x59/0xf0 arch/x86/kernel/stacktrace.c:41
 [<ffffffff8107c5c8>] save_stack_trace_tsk+0x48/0x70 arch/x86/kernel/stacktrace.c:71
 [<ffffffff816c1766>] proc_pid_stack+0x146/0x230 fs/proc/base.c:466
 [<ffffffff816c2f38>] proc_single_show+0xf8/0x170 fs/proc/base.c:768
 [<ffffffff815e50af>] seq_read+0x32f/0x1290 fs/seq_file.c:240
 [<ffffffff81568253>] __vfs_read+0x103/0x670 fs/read_write.c:452
 [<ffffffff8156bfee>] vfs_read+0x11e/0x380 fs/read_write.c:475
 [<ffffffff8156fd19>] SYSC_read fs/read_write.c:591 [inline]
 [<ffffffff8156fd19>] SyS_read+0xd9/0x1b0 fs/read_write.c:584
 [<ffffffff81006fc7>] do_syscall_32_irqs_on arch/x86/entry/common.c:322 [inline]
 [<ffffffff81006fc7>] do_fast_syscall_32+0x2f7/0x890 arch/x86/entry/common.c:384
 [<ffffffff838ac021>] entry_SYSENTER_compat+0x51/0x60 arch/x86/entry/entry_64_compat.S:124
Memory state around the buggy address:
 ffff8801d1ddfa00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff8801d1ddfa80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff8801d1ddfb00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
                                                             ^
 ffff8801d1ddfb80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff8801d1ddfc00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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