Hi,
4.3.0-rc1-next-20150916
oops after removal of rndis usb device
...
ffffffff8146c052: 00
ffffffff8146c053: 0f b6 55 8a movzbl -0x76(%rbp),%edx
ffffffff8146c057: 49 8b bf e8 01 00 00 mov 0x1e8(%r15),%rdi
ffffffff8146c05e: 45 89 d1 mov %r10d,%r9d
ffffffff8146c061: 44 89 f6 mov %r14d,%esi
ffffffff8146c064: 44 88 95 70 ff ff ff mov %r10b,-0x90(%rbp)
ffffffff8146c06b: 0f 95 c1 setne %cl
ffffffff8146c06e: 81 ce 00 00 00 80 or $0x80000000,%esi
ffffffff8146c074: 41 83 e1 01 and $0x1,%r9d
ffffffff8146c078: 45 31 c0 xor %r8d,%r8d
ffffffff8146c07b: e8 49 d5 ff ff callq ffffffff814695c9
<rt_dst_alloc>
ffffffff8146c080: 48 85 c0 test %rax,%rax
ffffffff8146c083: 49 89 c5 mov %rax,%r13
ffffffff8146c086: 75 0a jne ffffffff8146c092
<ip_route_input_noref+0xa75>
ffffffff8146c088: bb 97 ff ff ff mov $0xffffff97,%ebx
ffffffff8146c08d: e9 06 f8 ff ff jmpq ffffffff8146b898
<ip_route_input_noref+0x27b>
ffffffff8146c092: 48 c7 40 58 a3 95 46 movq
$0xffffffff814695a3,0x58(%rax)
ffffffff8146c099: 81
ffffffff8146c09a: c6 80 a2 00 00 00 01 movb $0x1,0xa2(%rax)
ffffffff8146c0a1: 48 8b 45 98 mov -0x68(%rbp),%rax
ffffffff8146c0a5: 44 8a 95 70 ff ff ff mov -0x90(%rbp),%r10b
ffffffff8146c0ac: 48 85 c0 test %rax,%rax
ffffffff8146c0af: 74 0a je ffffffff8146c0bb
<ip_route_input_noref+0xa9e>
ffffffff8146c0b1: 8b 40 10 mov 0x10(%rax),%eax
^^^^^^^
ffffffff8146c0b4: 41 89 85 b0 00 00 00 mov %eax,0xb0(%r13)
ffffffff8146c0bb: 65 ff 05 9e 54 ba 7e incl %gs:0x7eba549e(%rip)
# 11560 <rt_cache_stat>
ffffffff8146c0c2: 80 7d 8a 07 cmpb $0x7,-0x76(%rbp)
ffffffff8146c0c6: 75 1a jne ffffffff8146c0e2
<ip_route_input_noref+0xac5>
ffffffff8146c0c8: 41 81 a5 9c 00 00 00 andl $0x7fffffff,0x9c(%r13)
ffffffff8146c0cf: ff ff ff 7f
ffffffff8146c0d3: f7 db neg %ebx
ffffffff8146c0d5: 49 c7 45 50 b1 96 46 movq
$0xffffffff814696b1,0x50(%r13)
ffffffff8146c0dc: 81
ffffffff8146c0dd: 66 41 89 5d 64 mov %bx,0x64(%r13)
ffffffff8146c0e2: 45 84 d2 test %r10b,%r10b
ffffffff8146c0e5: 74 29 je ffffffff8146c110
<ip_route_input_noref+0xaf3>
ffffffff8146c0e7: 0f b6 7d 89 movzbl -0x77(%rbp),%edi
ffffffff8146c0eb: 4c 89 ee mov %r13,%rsi
ffffffff8146c0ee: 48 ff c7 inc %rdi
ffffffff8146c0f1: 48 6b ff 60 imul $0x60,%rdi,%rdi
ffffffff8146c0f5: 48 03 7d 90 add -0x70(%rbp),%rdi
ffffffff8146c0f9: e8 10 d1 ff ff callq ffffffff8146920e
<rt_cache_route>
ffffffff8146c0fe: 84 c0 test %al,%al
ffffffff8146c100: 75 0e jne ffffffff8146c110
<ip_route_input_noref+0xaf3>
ffffffff8146c102: 66 41 83 4d 60 10 orw $0x10,0x60(%r13)
ffffffff8146c108: 4c 89 ef mov %r13,%rdi
ffffffff8146c10b: e8 7d cc ff ff callq ffffffff81468d8d
<rt_add_uncached_list>
ffffffff8146c110: 4d 89 6c 24 58 mov %r13,0x58(%r12)
ffffffff8146c115: 31 db xor %ebx,%ebx
ffffffff8146c117: e9 7c f7 ff ff jmpq ffffffff8146b898
<ip_route_input_noref+0x27b>
ffffffff8146c11c: bb 8f ff ff ff mov $0xffffff8f,%ebx
ffffffff8146c121: c6 45 8a 07 movb $0x7,-0x76(%rbp)
ffffffff8146c125: 48 c7 45 90 00 00 00 movq $0x0,-0x70(%rbp)
...
addr2line -e vmlinux -i 0xffffffff8146c0b1
net/ipv4/route.c:1815
net/ipv4/route.c:1905
which seems to be this line ip_route_input_noref()->ip_route_input_slow():
...
1813 rth->rt_is_input = 1;
1814 if (res.table)
1815 rth->rt_table_id = res.table->tb_id;
1816
...
added by b7503e0cdb5dbec5d201aa69d8888c14679b5ae8
net: Add FIB table id to rtable
Add the FIB table id to rtable to make the information available for
IPv4 as it is for IPv6.
-ss
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