Re: [syzbot] [kernel?] Internal error in div_u64_rem (4)

[John Ogness <john.ogness@linutronix.de>]

On 2025-12-31, syzbot <syzbot+22a26d9b6c0a64335bf7@syzkaller.appspotmail.com> wrote:
> syzbot found the following issue on:
>
> HEAD commit:    c8ebd433459b Merge tag 'nfsd-6.19-2' of git://git.kernel.o..
> git tree:       upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=15caa7da580000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=e5753ed355722af
> dashboard link: https://syzkaller.appspot.com/bug?extid=22a26d9b6c0a64335bf7
> compiler:       arm-linux-gnueabi-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
> userspace arch: arm
>
> Unfortunately, I don't have any reproducer for this issue yet.
>
> Downloadable assets:
> disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/98a89b9f34e4/non_bootable_disk-c8ebd433.raw.xz
> vmlinux: https://storage.googleapis.com/syzbot-assets/fd848bb7d9d0/vmlinux-c8ebd433.xz
> kernel image: https://storage.googleapis.com/syzbot-assets/439934b22d51/zImage-c8ebd433.xz
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+22a26d9b6c0a64335bf7@syzkaller.appspotmail.com
>
> Insufficient stack space to handle exception!
> Task stack:     [0xeda4c000..0xeda4e000]
> IRQ stack:      [0xdf804000..0xdf806000]
> Overflow stack: [0x830bc000..0x830bd000]
> Internal error: kernel stack overflow: 0 [#1] SMP ARM
> Modules linked in:
> CPU: 1 UID: 0 PID: 2128 Comm: syz-executor Tainted: G             L      syzkaller #0 PREEMPT 
> Tainted: [L]=SOFTLOCKUP
> Hardware name: ARM-Versatile Express
> PC is at div_u64_rem+0x4/0x4c include/linux/math64.h:91
> LR is at div_u64 include/linux/math64.h:130 [inline]
> LR is at ___update_load_avg kernel/sched/pelt.c:265 [inline]
> LR is at __update_load_avg_se+0x150/0x518 kernel/sched/pelt.c:312
> pc : [<802abd9c>]    lr : [<802b54f0>]    psr: 20000193
> sp : df804010  ip : df804010  fp : df80406c
> r10: 00000000  r9 : 00000029  r8 : 0000b993
> r7 : 85f68c00  r6 : 00000538  r5 : 00000000  r4 : 846c3e80
> r3 : df804038  r2 : 0000b993  r1 : 00000000  r0 : 00000000
> Flags: nzCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment none
> Control: 30c5387d  Table: 8612bb00  DAC: 00000000
> Register r0 information: NULL pointer
> Register r1 information: NULL pointer
> Register r2 information: non-paged memory
> Register r3 information: 2-page vmalloc region starting at 0xdf804000 allocated at start_kernel+0x6b0/0x860 init/main.c:1111
> Register r4 information: slab task_struct start 846c3c00 pointer offset 640 size 3072
> Register r5 information: NULL pointer
> Register r6 information: non-paged memory
> Register r7 information: slab task_struct start 85f68c00 pointer offset 0 size 3072
> Register r8 information: non-paged memory
> Register r9 information: non-paged memory
> Register r10 information: NULL pointer
> Register r11 information: 2-page vmalloc region starting at 0xdf804000 allocated at start_kernel+0x6b0/0x860 init/main.c:1111
> Register r12 information: 2-page vmalloc region starting at 0xdf804000 allocated at start_kernel+0x6b0/0x860 init/main.c:1111
> Process syz-executor (pid: 2128, stack limit = 0xeda4c000)
> Stack: (0xdf804010 to 0xdf806000)
> 4000:                                     00000018 00000000 9837f050 00000000
> 4020: 81c02704 00000029 00b305f2 0000003c 00000000 00000000 00000000 733ccadc
> 4040: 00000000 dddd0240 846c3e80 eacc5444 000002de 00000005 dddd01c0 00000000
> 4060: df8040ac df804070 8029d9d8 802b53ac 8029ffd4 8029fd4c 00000000 00000000
> 4080: 00000000 dddd0240 846c3e80 00000000 00100009 85014a00 00000001 00000000
> 40a0: df804104 df8040b0 802a45a0 8029d664 8280c87c 00000000 00000002 dddd01c0
> 40c0: df804114 df8040d0 80340cb0 00000001 df80414c 82a0941e 8029ec64 846c3c00
> 40e0: dddd01c0 00100009 df804164 846c4494 00000088 846c4493 df804124 df804108
> 4100: 8029349c 802a4444 dddd01c0 846c3c00 00000088 df804164 df80414c df804128
> 4120: 80298050 8029345c 846c3c00 dddd01c0 85f68c00 5b70c000 846c4494 00000088
> 4140: df80419c df804150 80299288 80297fec 00000000 00000000 df804164 80000193
> 4160: 00000000 00000000 00000000 733ccadc 00000000 82959c04 00000022 82959c08
> 4180: 00000001 8227f390 8309ad00 81d0fc78 df8041ac df8041a0 802999cc 80298fec
> 41a0: df8041c4 df8041b0 80257744 802999c0 00000023 00000022 df8041d4 df8041c8
> 41c0: 802e4830 80257724 df8041f4 df8041d8 803c7724 802e4828 00000000 826bfedc
> 41e0: 8280c9e4 00000001 df80420c df8041f8 803c77c8 803c7708 826bfed8 826bfedc
> 4200: df80422c df804210 803c7808 803c777c 00000005 00000001 00000001 00000001
> 4220: df804254 df804230 8022ea5c 803c77e4 8309d280 82498528 00000001 00000001
> 4240: 00000000 8309ad00 df804264 df804258 8022ebc8 8022e8d8 df80429c df804268
> 4260: 802efad4 8022ebb4 00000000 00000015 20000113 8280cc84 df80a000 826c2388
> 4280: df80a00c 00000000 85f68c00 85f68c00 df8042ac df8042a0 802e8c8c 802ef9b8
> 42a0: df8042bc df8042b0 802e8d08 802e8c24 df8042dc df8042c0 802012c8 802e8cfc
> 42c0: 826c3a9c 8247f34c 824441e0 df804308 df804304 df8042e0 81aaeaf8 8020126c
> 42e0: 81abcf40 20000113 ffffffff df80433c 20000113 85f68c00 df804364 df804308
> 4300: 80200bdc 81aaeaa4 82b15c14 20000113 df807000 0000d8b2 00000002 8280cc84
> 4320: 81c01bb0 8309ad18 20000113 00000000 85f68c00 df804364 df804368 df804358
> 4340: 809a5be4 81abcf40 20000113 ffffffff 00000000 b5403587 df80438c df804368
> 4360: 809a5be4 81abcf24 809a5b58 8309ad18 81c01bb0 81d0fc78 8227f390 00000000
> 4380: df8043b4 df804390 802f7e68 809a5b64 00000005 81c01bb0 803c7448 00000000
> 43a0: 8227f390 00000000 df8043dc df8043b8 8022e820 802f7e48 826bfedc 82959c08
> 43c0: 803c7448 00000000 8245bc84 00000000 df8043ec df8043e0 8022f58c 8022e7f4
> 43e0: df804414 df8043f0 803c72e0 8022f554 82959c08 00000000 00000000 00000000
> 4400: 8245bc84 00000000 df80442c df804418 803c7448 803c725c 82959b68 00000000
> 4420: df804444 df804430 802e6140 803c7408 00000035 ffffffff df80448c df804448
> 4440: 802e3594 802e60d0 df8044d4 df804458 818b0db0 818ad2b0 00000100 733ccadc
> 4460: df804640 8604f000 85a0f000 826c504c 85db8800 00000001 85f68c00 00000113
> 4480: df8044a4 df804490 802e36b4 802e33fc df8044d4 df8044a0 df8044b4 df8044a8
> 44a0: 802e464c 802e3698 df8044cc df8044b8 80203ea8 802e4648 df8044d4 733ccadc
> 44c0: df804594 df8044e0 815cdeec 80203e84 8245bc84 85db88d8 00001501 85f68c00
> 44e0: 818fb8dc 8025bc78 8025bcbc 8028e0c4 df804528 84f30000 df80456c df804508
> 4500: 818a8c54 00303874 fffffff4 00000000 860f49e0 00000001 df80453c df804528
> 4520: 8025bcbc 8028e0c4 85349810 00000001 00000000 df804540 00000001 826c3784
> 4540: 8612b2c0 826c3784 85349840 85349800 df80463c 85f3a1c0 00000004 8280c87c
> 4560: 82474808 733ccadc df80460c 0000000e 8604f000 853ba200 00000010 00000000
> 4580: ff7f83e8 00000113 df8045f4 df804598 81888f18 815cd244 8604f000 00000000
> 45a0: 84f30000 85a0fc00 00000000 00000000 00000000 00000000 00000000 00000000
> 45c0: 00000000 733ccadc 00000000 8604f000 84f30000 00000000 000005dc 00000000
> 45e0: 85d4f800 81d788c8 df804634 df8045f8 8188dac4 81888bbc 830b3d50 81d788c8
> 4600: df804634 df804610 816f36b4 8604f000 00000001 84f30000 85db8800 00000000
> 4620: 85d4f800 81d788c8 df80467c df804638 8188dc8c 8188d96c 819160d8 00000a04
> 4640: 85d4f800 85db8800 00000000 84f30000 8188dbf4 733ccadc 8604f000 84f30000
> 4660: 00000000 00000000 85f68c00 826c504e df80469c df804680 81916180 8188dc14
> 4680: 8604f000 00000000 85d4f800 00000000 df8046d4 df8046a0 80d2fbec 8191614c
> 46a0: 85db8800 4fdf0c69 0000010e 8604f000 00000000 733ccadc 85db8800 0000008c
> 46c0: 00000000 00000000 df8046f4 df8046d8 80d30524 80d2f81c 8604f000 85db8800
> 46e0: 00000000 00000000 df804744 df8046f8 815ccf28 80d30518 df804744 df804708
> 4700: 815cc874 df804770 82804d80 0000008c 8247f34c 85a0f000 8604f000 8604f000
> 4720: 85a0f000 826c504c 85db8800 df804748 85f68c00 00000113 df8047fc df804748
> 4740: 815cd40c 815cce50 818fb8dc 8025bc78 8025bcbc 8028e0c4 df804790 84f30000
> 4760: df8047d4 df804770 818a8c54 00303874 fffffff4 00000000 860f49e0 00000001
> 4780: df8047a4 df804790 8025bcbc 8028e0c4 85349810 00000001 00000000 df8047a8
> 47a0: 00000001 826c3784 8612b2c0 826c3784 85349840 85349800 df8048a4 85f3a1c0
> 47c0: 00000004 8280c87c 82474808 733ccadc df804874 0000000e 8604f000 853ba200
> 47e0: 00000010 00000000 ff7f83e8 00000113 df80485c df804800 81888f18 815cd244
> 4800: 8604f000 00000000 84f30000 85a0fc00 00000000 00000000 00000000 00000000
> 4820: 00000000 00000000 00000000 733ccadc 00000000 8604f000 84f30000 00000000
> 4840: 000005dc 00000000 85d4f800 81d788c8 df80489c df804860 8188dac4 81888bbc
> 4860: 830b3d50 81d788c8 df80489c df804878 816f36b4 8604f000 00000001 84f30000
> 4880: 85db8800 00000000 85d4f800 81d788c8 df8048e4 df8048a0 8188dc8c 8188d96c
> 48a0: 819160d8 00000a04 85d4f800 85db8800 00000000 84f30000 8188dbf4 733ccadc
> 48c0: 8604f000 84f30000 00000000 00000000 85f68c00 826c504e df804904 df8048e8
> 48e0: 81916180 8188dc14 8604f000 00000000 85d4f800 00000000 df80493c df804908
> 4900: 80d2fbec 8191614c 85db8800 4fdf0c69 0000010e 8604f000 00000000 733ccadc
> 4920: 85db8800 0000008c 00000000 00000000 df80495c df804940 80d30524 80d2f81c
> 4940: 8604f000 85db8800 00000000 00000000 df8049ac df804960 815ccf28 80d30518
> 4960: df8049ac df804970 815cc874 df8049d8 82804d80 0000008c 8247f34c 85a0f000
> 4980: 8604f000 8604f000 85a0f000 826c504c 85db8800 df8049b0 85f68c00 00000113
> 49a0: df804a64 df8049b0 815cd40c 815cce50 818fb8dc 8025bc78 8025bcbc 8028e0c4
> 49c0: df8049f8 84f30000 df804a3c df8049d8 818a8c54 00303874 fffffff4 00000000
> 49e0: 860f49e0 00000001 df804a0c df8049f8 8025bcbc 8028e0c4 85349810 00000001
> 4a00: 00000000 df804a10 00000001 826c3784 8612b2c0 826c3784 85349840 85349800
> 4a20: df804b0c 85f3a1c0 00000004 8280c87c 82474808 733ccadc df804adc 0000000e
> 4a40: 8604f000 853ba200 00000010 00000000 ff7f83e8 00000113 df804ac4 df804a68
> 4a60: 81888f18 815cd244 8604f000 00000000 84f30000 85a0fc00 00000000 00000000
> 4a80: 00000000 00000000 00000000 00000000 00000000 733ccadc 00000000 8604f000
> 4aa0: 84f30000 00000000 000005dc 00000000 85d4f800 81d788c8 df804b04 df804ac8
> 4ac0: 8188dac4 81888bbc 830b3d50 81d788c8 df804b04 df804ae0 816f36b4 8604f000
> 4ae0: 00000001 84f30000 85db8800 00000000 85d4f800 81d788c8 df804b4c df804b08
> 4b00: 8188dc8c 8188d96c 819160d8 00000a04 85d4f800 85db8800 00000000 84f30000
> 4b20: 8188dbf4 733ccadc 8604f000 84f30000 00000000 00000000 85f68c00 826c504e
> 4b40: df804b6c df804b50 81916180 8188dc14 8604f000 00000000 85d4f800 00000000
> 4b60: df804ba4 df804b70 80d2fbec 8191614c 85db8800 4fdf0c69 0000010e 8604f000
> 4b80: 00000000 733ccadc 85db8800 0000008c 00000000 00000000 df804bc4 df804ba8
> 4ba0: 80d30524 80d2f81c 8604f000 85db8800 00000000 00000000 df804c14 df804bc8
> 4bc0: 815ccf28 80d30518 df804c14 df804bd8 815cc874 df804c40 82804d80 0000008c
> 4be0: 8247f34c 85a0f000 8604f000 8604f000 85a0f000 826c504c 85db8800 df804c18
> 4c00: 85f68c00 00000113 df804ccc df804c18 815cd40c 815cce50 818fb8dc 8025bc78
> 4c20: 8025bcbc 8028e0c4 df804c60 84f30000 df804ca4 df804c40 818a8c54 00303874
> 4c40: fffffff4 00000000 860f49e0 00000001 df804c74 df804c60 8025bcbc 8028e0c4
> 4c60: 85349810 00000001 00000000 df804c78 00000001 826c3784 8612b2c0 826c3784
> 4c80: 85349840 85349800 df804d74 85f3a1c0 00000004 8280c87c 82474808 733ccadc
> 4ca0: df804d44 0000000e 8604f000 853ba200 00000010 00000000 ff7f83e8 00000113
> 4cc0: df804d2c df804cd0 81888f18 815cd244 8604f000 00000000 84f30000 85a0fc00
> 4ce0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 733ccadc
> 4d00: 00000000 8604f000 84f30000 00000000 000005dc 00000000 85d4f800 81d788c8
> 4d20: df804d6c df804d30 8188dac4 81888bbc 830b3d50 81d788c8 df804d6c df804d48
> 4d40: 816f36b4 8604f000 00000001 84f30000 85db8800 00000000 85d4f800 81d788c8
> 4d60: df804db4 df804d70 8188dc8c 8188d96c 819160d8 00000a04 85d4f800 85db8800
> 4d80: 00000000 84f30000 8188dbf4 733ccadc 8604f000 84f30000 00000000 00000000
> 4da0: 85f68c00 826c504e df804dd4 df804db8 81916180 8188dc14 8604f000 00000000
> 4dc0: 85d4f800 00000000 df804e0c df804dd8 80d2fbec 8191614c 85db8800 4fdf0c69
> 4de0: 0000010e 8604f000 00000000 733ccadc 85db8800 0000008c 00000000 00000000
> 4e00: df804e2c df804e10 80d30524 80d2f81c 8604f000 85db8800 00000000 00000000
> 4e20: df804e7c df804e30 815ccf28 80d30518 df804e7c df804e40 815cc874 df804ea8
> 4e40: 82804d80 0000008c 8247f34c 85a0f000 8604f000 8604f000 85a0f000 826c504c
> 4e60: 85db8800 df804e80 85f68c00 00000113 df804f34 df804e80 815cd40c 815cce50
> 4e80: 818fb8dc 8025bc78 8025bcbc 8028e0c4 df804ec8 84f30000 df804f0c df804ea8
> 4ea0: 818a8c54 00303874 fffffff4 00000000 860f49e0 00000001 df804edc df804ec8
> 4ec0: 8025bcbc 8028e0c4 85349810 00000001 00000000 df804ee0 00000001 826c3784
> 4ee0: 8612b2c0 826c3784 85349840 85349800 df804fdc 85f3a1c0 00000004 8280c87c
> 4f00: 82474808 733ccadc df804fac 0000000e 8604f000 853ba200 00000010 00000000
> 4f20: ff7f83e8 00000113 df804f94 df804f38 81888f18 815cd244 8604f000 00000000
> 4f40: 84f30000 85a0fc00 00000000 00000000 00000000 00000000 00000000 00000000
> 4f60: 00000000 733ccadc 00000000 8604f000 84f30000 00000000 000005dc 00000000
> 4f80: 85d4f800 81d788c8 df804fd4 df804f98 8188dac4 81888bbc 830b3d50 81d788c8
> 4fa0: df804fd4 df804fb0 816f36b4 8604f000 00000001 84f30000 85db8800 00000000
> 4fc0: 85d4f800 81d788c8 df80501c df804fd8 8188dc8c 8188d96c 819160d8 00000a04
> 4fe0: 85d4f800 85db8800 00000000 84f30000 8188dbf4 733ccadc 8604f000 84f30000
> 5000: 00000000 00000000 85f68c00 826c504e df80503c df805020 81916180 8188dc14
> 5020: 8604f000 00000000 85d4f800 00000000 df805074 df805040 80d2fbec 8191614c
> 5040: 85db8800 4fdf0c69 0000010e 8604f000 00000000 733ccadc 85db8800 0000008c
> 5060: 00000000 00000000 df805094 df805078 80d30524 80d2f81c 8604f000 85db8800
> 5080: 00000000 00000000 df8050e4 df805098 815ccf28 80d30518 df8050e4 df8050a8
> 50a0: 815cc874 df805110 82804d80 0000008c 8247f34c 85a0f000 8604f000 8604f000
> 50c0: 85a0f000 826c504c 85db8800 df8050e8 85f68c00 00000113 df80519c df8050e8
> 50e0: 815cd40c 815cce50 818fb8dc 8025bc78 8025bcbc 8028e0c4 df805130 84f30000
> 5100: df805174 df805110 818a8c54 00303874 fffffff4 00000000 860f49e0 00000001
> 5120: df805144 df805130 8025bcbc 8028e0c4 85349810 00000001 00000000 df805148
> 5140: 00000001 826c3784 8612b2c0 826c3784 85349840 85349800 df805244 85f3a1c0
> 5160: 00000004 8280c87c 82474808 733ccadc df805214 0000000e 8604f000 853ba200
> 5180: 00000010 00000000 ff7f83e8 00000113 df8051fc df8051a0 81888f18 815cd244
> 51a0: 8604f000 00000000 84f30000 85a0fc00 00000000 00000000 00000000 00000000
> 51c0: 00000000 00000000 00000000 733ccadc 00000000 8604f000 84f30000 00000000
> 51e0: 000005dc 00000000 85d4f800 81d788c8 df80523c df805200 8188dac4 81888bbc
> 5200: 830b3d50 81d788c8 df80523c df805218 816f36b4 8604f000 00000001 84f30000
> 5220: 85db8800 00000000 85d4f800 81d788c8 df805284 df805240 8188dc8c 8188d96c
> 5240: 819160d8 00000a04 85d4f800 85db8800 00000000 84f30000 8188dbf4 733ccadc
> 5260: 8604f000 84f30000 00000000 00000000 85f68c00 826c504e df8052a4 df805288
> 5280: 81916180 8188dc14 8604f000 00000000 85d4f800 00000000 df8052dc df8052a8
> 52a0: 80d2fbec 8191614c 85db8800 4fdf0c69 0000010e 8604f000 00000000 733ccadc
> 52c0: 85db8800 0000008c 00000000 00000000 df8052fc df8052e0 80d30524 80d2f81c
> 52e0: 8604f000 85db8800 00000000 00000000 df80534c df805300 815ccf28 80d30518
> 5300: df80534c df805310 815cc874 df805378 82804d80 0000008c 8247f34c 85a0f000
> 5320: 8604f000 8604f000 85a0f000 826c504c 85db8800 df805350 85f68c00 00000113
> 5340: df805404 df805350 815cd40c 815cce50 818fb8dc 8025bc78 8025bcbc 8028e0c4
> 5360: df805398 84f30000 df8053dc df805378 818a8c54 00303874 fffffff4 00000000
> 5380: 860f49e0 00000001 df8053ac df805398 8025bcbc 8028e0c4 85349810 00000001
> 53a0: 00000000 df8053b0 00000001 826c3784 8612b2c0 826c3784 85349840 85349800
> 53c0: df8054ac 85f3a1c0 00000004 8280c87c 82474808 733ccadc df80547c 0000000e
> 53e0: 8604f000 853ba200 00000010 00000000 ff7f83e8 00000113 df805464 df805408
> 5400: 81888f18 815cd244 8604f000 00000000 84f30000 85a0fc00 00000000 00000000
> 5420: 00000000 00000000 00000000 00000000 00000000 733ccadc 00000000 8604f000
> 5440: 84f30000 00000000 000005dc 00000000 85d4f800 81d788c8 df8054a4 df805468
> 5460: 8188dac4 81888bbc 830b3d50 81d788c8 df8054a4 df805480 816f36b4 8604f000
> 5480: 00000001 84f30000 85db8800 00000000 85d4f800 81d788c8 df8054ec df8054a8
> 54a0: 8188dc8c 8188d96c 819160d8 00000a04 85d4f800 85db8800 00000000 84f30000
> 54c0: 8188dbf4 733ccadc 8604f000 84f30000 00000000 00000000 85f68c00 826c504e
> 54e0: df80550c df8054f0 81916180 8188dc14 8604f000 00000000 85d4f800 00000000
> 5500: df805544 df805510 80d2fbec 8191614c 85db8800 4fdf0c69 0000010e 8604f000
> 5520: 00000000 733ccadc 85db8800 0000008c 00000000 00000000 df805564 df805548
> 5540: 80d30524 80d2f81c 8604f000 85db8800 00000000 00000000 df8055b4 df805568
> 5560: 815ccf28 80d30518 df8055b4 df805578 815cc874 df8055e0 82804d80 0000008c
> 5580: 8247f34c 85a0f000 8604f000 8604f000 85a0f000 826c504c 85db8800 df8055b8
> 55a0: 85f68c00 00000113 df80566c df8055b8 815cd40c 815cce50 818fb8dc 8025bc78
> 55c0: 8025bcbc 8028e0c4 df805600 84f30000 df805644 df8055e0 818a8c54 00303874
> 55e0: fffffff4 00000000 860f49e0 00000001 df805614 df805600 8025bcbc 8028e0c4
> 5600: 85349810 00000001 00000000 df805618 00000001 826c3784 8612b2c0 826c3784
> 5620: 85349840 85349800 df805714 85f3a1c0 00000004 8280c87c 82474808 733ccadc
> 5640: df8056e4 0000000e 8604f000 853ba200 00000010 00000000 ff7f83e8 00000113
> 5660: df8056cc df805670 81888f18 815cd244 8604f000 00000000 84f30000 85a0fc00
> 5680: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 733ccadc
> 56a0: 00000000 8604f000 84f30000 00000000 000005dc 00000000 85d4f800 81d788c8
> 56c0: df80570c df8056d0 8188dac4 81888bbc 830b3d50 81d788c8 df80570c df8056e8
> 56e0: 816f36b4 8604f000 00000001 84f30000 85db8800 00000000 85d4f800 81d788c8
> 5700: df805754 df805710 8188dc8c 8188d96c 819160d8 00000a04 85d4f800 85db8800
> 5720: 00000000 84f30000 8188dbf4 733ccadc 8604f000 84f30000 00000000 00000000
> 5740: 85f68c00 826c504e df805774 df805758 81916180 8188dc14 8604f000 00000000
> 5760: 85d4f800 00000000 df8057ac df805778 80d2fbec 8191614c 85db8800 4fdf0c69
> 5780: 0000010e 8604f000 00000000 733ccadc 85db8800 0000008c 00000000 00000000
> 57a0: df8057cc df8057b0 80d30524 80d2f81c 8604f000 85db8800 00000000 00000000
> 57c0: df80581c df8057d0 815ccf28 80d30518 df80581c df8057e0 815cc874 df805848
> 57e0: 82804d80 0000008c 8247f34c 85a0f000 8604f000 8604f000 85a0f000 826c504c
> 5800: 85db8800 df805820 85f68c00 00000113 df8058d4 df805820 815cd40c 815cce50
> 5820: 853ba268 853ba268 85a0fd4c 818b4b48 81888e4c 8188dac4 df80585c df805848
> 5840: 8025bcbc 0028e0c4 fffffff4 85db8800 df80586c df805860 81abcdf4 8025bc78
> 5860: df8058ec df805870 815e23a0 81abcdcc 00000000 ddddb150 ddddb0d8 ddddb00c
> 5880: 000086dd 853ba268 df8058b4 df805898 8164b27c 815a3dec 8164b258 853ba200
> 58a0: 80d30018 733ccadc df8058d4 8604f000 853ba200 80d30018 85db8800 00000000
> 58c0: ff7f83e8 00000113 df805904 df8058d8 815e0850 815cd244 00000000 0000007e
> 58e0: df805904 85db8800 8604f000 853ba200 8521a4c2 00000009 df805964 df805908
> 5900: 81888e4c 815e0748 8604f000 00000000 84f30000 85a0fc00 00000000 00000000
> 5920: 00000000 00000000 00000000 00000000 00000000 733ccadc 00000000 8604f000
> 5940: 84f30000 85e7c000 000005dc 85e7c000 85dcb800 0000c117 df8059a4 df805968
> 5960: 8188dac4 81888bbc 830b3d50 0000c117 df8059a4 df805980 816f36b4 8604f000
> 5980: 00000001 84f30000 85db8800 85e7c000 85dcb800 0000c117 df8059ec df8059a8
> 59a0: 8188dc8c 8188d96c 819160d8 00000a04 85dcb800 85db8800 85e7c000 84f30000
> 59c0: 8188dbf4 733ccadc 8604f000 84f30000 85e7c000 0000007e 8521a4aa 00000070
> 59e0: df805a0c df8059f0 81916180 8188dc14 8604f000 8521a480 85dcb800 0000007e
> 5a00: df805a54 df805a10 81919cc4 8191614c 00000056 85dcbf08 00000000 00000040
> 5a20: 00000000 85e7c000 00000000 00000040 85dcb800 85dcbf08 00000000 85a86a80
> 5a40: 0000a4b9 85dcbec0 df805af4 df805a58 80d98d90 81919b08 df805ab4 85dcbf20
> 5a60: 00000000 00000040 00000000 0000a4b9 0000c117 00000000 00000000 df805a88
> 5a80: 00030036 00000000 00000070 8521a480 00000000 84f30000 84f30000 00000000
> 5aa0: 00000040 8532c000 0000010e df805b6f 00000000 00000000 00000000 00000000
> 5ac0: aa1414ac 733ccadc 8604f000 8604f000 85dcb800 00000000 00000000 85f68c00
> 5ae0: 826c504e 81d7ecec df805b44 df805af8 815ccf28 80d98550 df805b44 df805b08
> 5b00: 815cc874 df805b70 82804d80 00000046 8247f34c 85a18800 8604f000 8604f000
> 5b20: 85a18800 826c504c 85dcb800 df805b48 85f68c00 00000113 df805bfc df805b48
> 5b40: 815cd40c 815cce50 df805b94 df805b58 818b4c00 818b4264 8032770c 8025b65c
> 5b60: df805b84 df805b70 8025bcbc 0028e0c4 fffffff4 85dcb800 df805b94 df805b88
> 5b80: 81abcdf4 8025bc78 df805c14 df805b98 815e23a0 81abcdcc 00000000 df805ba8
> 5ba0: 8025bcbc 8028e0c4 85349ab0 00000001 df805c94 df805bc0 818fb8dc 8025bc78
> 5bc0: 00000400 829f3e7c 000086dd 733ccadc df805bfc 8604f000 859a0900 8164b258
> 5be0: 85dcb800 00000000 ff7f83e8 00000113 df805c2c df805c00 815e0850 815cd244
> 5c00: 00000000 00000038 df805c2c 85dcb800 8604f000 859a0900 8521a508 00000009
> 5c20: df805c8c df805c30 81888e4c 815e0748 8604f000 00000038 84f30000 85a19400
> 5c40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 733ccadc
> 5c60: 00000000 8604f000 84f30000 844e2640 000005dc 844e2640 85dcb800 844e2640
> 5c80: df805ccc df805c90 8188dac4 81888bbc 830b3d50 844e2640 df805ccc df805ca8
> 5ca0: 816f36b4 8604f000 00000001 84f30000 85dcb800 844e2640 85dcb800 844e2640
> 5cc0: df805d14 df805cd0 8188dc8c 8188d96c 8604f000 00000a04 85dcb800 85dcb800
> 5ce0: 844e2640 84f30000 8188dbf4 733ccadc 8604f000 85a19400 00000001 df805e14
> 5d00: 85a860c0 84f30000 df805ddc df805d18 818b532c 8188dc14 ec54ac30 0000003d
> 5d20: 8521a480 00000070 00000085 60000000 000000ff 00000010 00000a03 00000000
> 5d40: 85dcb800 844e2640 84f30000 818b4118 0000003d 00000000 00000000 00000000
> 5d60: 003a0000 00000001 00000000 00000000 00000000 00000000 000002ff 00000000
> 5d80: 00000000 02000000 000080fe 00000000 00000000 41000000 00000000 00000085
> 5da0: 00000000 00000000 df805ddc 733ccadc 00000008 85dcb800 8604f000 df805e14
> 5dc0: 81e74d90 00000000 df805ebc 81c05450 df805e0c df805de0 818b6b74 818b50dc
> 5de0: 00000000 df805df0 81899934 85a1954c 85a1968c 85a19548 85dcb800 00000101
> 5e00: df805e54 df805e10 81899a10 818b6b18 df805e2c 000080fe 00000000 00000000
> 5e20: 41000000 733ccadc df805e44 85f68c00 85a1968c 81899944 00050000 00000101
> 5e40: df805ebc 81c05450 df805e8c df805e58 80327090 81899950 00000000 85a1968c
> 5e60: 81c05450 733ccadc 85a1968c dddd9f00 81899944 00000000 00050000 df805ebc
> 5e80: df805f0c df805e90 80327544 8032706c 82804d80 00000000 82a0babc 82292190
> 5ea0: 8280c710 00000001 82a095c9 85f68c00 80340cb0 00000000 00000000 00000000
> 5ec0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 733ccadc
> 5ee0: 00000002 dddd9f00 00000002 00000202 00000001 00000101 82804d80 85f68c00
> 5f00: df805f2c df805f10 803276e0 8032728c 82804084 00000000 00000202 82804084
> 5f20: df805f3c df805f30 8032770c 80327684 df805fac df805f40 8025b65c 803276fc
> 5f40: 81aaf72c 81aaf61c 00400040 82804d80 00050001 826c3ac0 826c3ac0 8247f34c
> 5f60: 00000000 0000000a 826b9238 82470480 df805f40 82804080 802b7af4 802ab4e4
> 5f80: 85f68c00 85f68c00 8247f34c 824441e0 eda4db78 00000000 85f68c00 82aed0d4
> 5fa0: df805fc4 df805fb0 8025bad0 8025b528 826c3a9c 8247f34c df805fd4 df805fc8
> 5fc0: 8025be48 8025b9cc df805ffc df805fd8 81aaeb14 8025be44 81abcf40 60000013
> 5fe0: ffffffff eda4dbac 82aed0d0 85f68c00 eda4db74 df806000 81a7eaa8 81aaeaa4
> Call trace: frame pointer underflow
> [<802b53a0>] (__update_load_avg_se) from [<8029d9d8>] (update_load_avg+0x380/0x49c kernel/sched/fair.c:4704)
>  r10:00000000 r9:dddd01c0 r8:00000005 r7:000002de r6:eacc5444 r5:846c3e80
>  r4:dddd0240
> [<8029d658>] (update_load_avg) from [<802a45a0>] (enqueue_entity kernel/sched/fair.c:5239 [inline])
> [<8029d658>] (update_load_avg) from [<802a45a0>] (enqueue_task_fair+0x168/0xc78 kernel/sched/fair.c:6932)
>  r10:00000000 r9:00000001 r8:85014a00 r7:00100009 r6:00000000 r5:846c3e80
>  r4:dddd0240
> [<802a4438>] (enqueue_task_fair) from [<8029349c>] (enqueue_task+0x4c/0x188 kernel/sched/core.c:2094)
>  r10:846c4493 r9:00000088 r8:846c4494 r7:df804164 r6:00100009 r5:dddd01c0
>  r4:846c3c00
> [<80293450>] (enqueue_task) from [<80298050>] (activate_task kernel/sched/core.c:2135 [inline])
> [<80293450>] (enqueue_task) from [<80298050>] (ttwu_do_activate+0x70/0x2b4 kernel/sched/core.c:3631)
>  r7:df804164 r6:00000088 r5:846c3c00 r4:dddd01c0
> [<80297fe0>] (ttwu_do_activate) from [<80299288>] (ttwu_queue kernel/sched/core.c:3894 [inline])
> [<80297fe0>] (ttwu_do_activate) from [<80299288>] (try_to_wake_up+0x2a8/0x9d4 kernel/sched/core.c:4218)
>  r9:00000088 r8:846c4494 r7:5b70c000 r6:85f68c00 r5:dddd01c0 r4:846c3c00
> [<80298fe0>] (try_to_wake_up) from [<802999cc>] (wake_up_process+0x18/0x1c kernel/sched/core.c:4349)
>  r10:81d0fc78 r9:8309ad00 r8:8227f390 r7:00000001 r6:82959c08 r5:00000022
>  r4:82959c04
> [<802999b4>] (wake_up_process) from [<80257744>] (rcuwait_wake_up+0x2c/0x3c kernel/exit.c:336)
> [<80257718>] (rcuwait_wake_up) from [<802e4830>] (nbcon_kthread_wake kernel/printk/internal.h:131 [inline])
> [<80257718>] (rcuwait_wake_up) from [<802e4830>] (nbcon_irq_work+0x14/0x18 kernel/printk/nbcon.c:1274)
>  r5:00000022 r4:00000023
> [<802e481c>] (nbcon_irq_work) from [<803c7724>] (irq_work_single+0x28/0x74 kernel/irq_work.c:221)
> [<803c76fc>] (irq_work_single) from [<803c77c8>] (irq_work_run_list+0x58/0x68 kernel/irq_work.c:252)
>  r7:00000001 r6:8280c9e4 r5:826bfedc r4:00000000
> [<803c7770>] (irq_work_run_list) from [<803c7808>] (irq_work_run+0x30/0x44 kernel/irq_work.c:261)
>  r5:826bfedc r4:826bfed8
> [<803c77d8>] (irq_work_run) from [<8022ea5c>] (do_handle_IPI+0x190/0x2dc arch/arm/kernel/smp.c:665)
>  r7:00000001 r6:00000001 r5:00000001 r4:00000005
> [<8022e8cc>] (do_handle_IPI) from [<8022ebc8>] (ipi_handler+0x20/0x28 arch/arm/kernel/smp.c:703)
>  r9:8309ad00 r8:00000000 r7:00000001 r6:00000001 r5:82498528 r4:8309d280
> [<8022eba8>] (ipi_handler) from [<802efad4>] (handle_percpu_devid_irq+0x128/0x34c kernel/irq/chip.c:920)
> [<802ef9ac>] (handle_percpu_devid_irq) from [<802e8c8c>] (generic_handle_irq_desc include/linux/irqdesc.h:172 [inline])
> [<802ef9ac>] (handle_percpu_devid_irq) from [<802e8c8c>] (handle_irq_desc+0x74/0x84 kernel/irq/irqdesc.c:669)
>  r10:85f68c00 r9:85f68c00 r8:00000000 r7:df80a00c r6:826c2388 r5:df80a000
>  r4:8280cc84
> [<802e8c18>] (handle_irq_desc) from [<802e8d08>] (generic_handle_domain_irq+0x18/0x1c kernel/irq/irqdesc.c:725)
> [<802e8cf0>] (generic_handle_domain_irq) from [<802012c8>] (gic_handle_irq+0x68/0x7c drivers/irqchip/irq-gic.c:370)
> [<80201260>] (gic_handle_irq) from [<81aaeaf8>] (generic_handle_arch_irq+0x60/0x80 kernel/irq/handle.c:293)
>  r7:df804308 r6:824441e0 r5:8247f34c r4:826c3a9c
> [<81aaea98>] (generic_handle_arch_irq) from [<80200bdc>] (__irq_svc+0x7c/0xbc arch/arm/kernel/entry-armv.S:228)
> Exception stack(0xdf804308 to 0xdf804350)
> 4300:                   82b15c14 20000113 df807000 0000d8b2 00000002 8280cc84
> 4320: 81c01bb0 8309ad18 20000113 00000000 85f68c00 df804364 df804368 df804358
> 4340: 809a5be4 81abcf40 20000113 ffffffff
>  r9:85f68c00 r8:20000113 r7:df80433c r6:ffffffff r5:20000113 r4:81abcf40
> [<81abcf18>] (_raw_spin_unlock_irqrestore) from [<809a5be4>] (gic_ipi_send_mask+0x8c/0xb0 drivers/irqchip/irq-gic.c:847)
> [<809a5b58>] (gic_ipi_send_mask) from [<802f7e68>] (__ipi_send_mask+0x2c/0xcc kernel/irq/ipi.c:285)
>  r9:00000000 r8:8227f390 r7:81d0fc78 r6:81c01bb0 r5:8309ad18 r4:809a5b58
> [<802f7e3c>] (__ipi_send_mask) from [<8022e820>] (smp_cross_call+0x38/0xe4 arch/arm/kernel/smp.c:710)
>  r9:00000000 r8:8227f390 r7:00000000 r6:803c7448 r5:81c01bb0 r4:00000005
> [<8022e7e8>] (smp_cross_call) from [<8022f58c>] (arch_irq_work_raise+0x44/0x48 arch/arm/kernel/smp.c:583)
>  r9:00000000 r8:8245bc84 r7:00000000 r6:803c7448 r5:82959c08 r4:826bfedc
> [<8022f548>] (arch_irq_work_raise) from [<803c72e0>] (irq_work_raise kernel/irq_work.c:84 [inline])
> [<8022f548>] (arch_irq_work_raise) from [<803c72e0>] (__irq_work_queue_local+0x90/0x1ac kernel/irq_work.c:112)
> [<803c7250>] (__irq_work_queue_local) from [<803c7448>] (irq_work_queue kernel/irq_work.c:124 [inline])
> [<803c7250>] (__irq_work_queue_local) from [<803c7448>] (irq_work_queue+0x4c/0x88 kernel/irq_work.c:116)
>  r9:00000000 r8:8245bc84 r7:00000000 r6:00000000 r5:00000000 r4:82959c08
> [<803c73fc>] (irq_work_queue) from [<802e6140>] (nbcon_kthreads_wake kernel/printk/nbcon.c:1323 [inline])
> [<803c73fc>] (irq_work_queue) from [<802e6140>] (nbcon_kthreads_wake+0x7c/0xc8 kernel/printk/nbcon.c:1297)
>  r5:00000000 r4:82959b68
> [<802e60c4>] (nbcon_kthreads_wake) from [<802e3594>] (vprintk_emit+0x1a4/0x29c kernel/printk/printk.c:2408)
>  r5:ffffffff r4:00000035
> [<802e33f0>] (vprintk_emit) from [<802e36b4>] (vprintk_default+0x28/0x30 kernel/printk/printk.c:2441)
>  r10:00000113 r9:85f68c00 r8:00000001 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<802e368c>] (vprintk_default) from [<802e464c>] (vprintk+0x10/0x14 kernel/printk/printk_safe.c:82)
> [<802e463c>] (vprintk) from [<80203ea8>] (_printk+0x34/0x58 kernel/printk/printk.c:2451)
> [<80203e74>] (_printk) from [<815cdeec>] (__dev_queue_xmit+0xcb4/0x1244 net/core/dev.c:4834)
>  r3:85f68c00 r2:00001501 r1:85db88d8 r0:8245bc84

Note that net/core/dev.c:4834 from __dev_queue_xmit() is:

			/* Recursion is detected! It is possible,
			 * unfortunately
			 */
recursion_alert:
			net_crit_ratelimited("Dead loop on virtual device %s, fix it urgently!\n",
					     dev->name);

> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_hh_output include/net/neighbour.h:540 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_output include/net/neighbour.h:554 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (ip6_finish_output2+0x368/0x964 net/ipv6/ip6_output.c:136)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:00000010 r6:853ba200 r5:8604f000
>  r4:0000000e
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:000005dc r6:00000000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:511 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:552 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:616 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_queue_xmit+0x3dc/0x5a4 drivers/net/ipvlan/ipvlan_core.c:682)
>  r7:00000000 r6:85d4f800 r5:00000000 r4:8604f000
> [<80d2f810>] (ipvlan_queue_xmit) from [<80d30524>] (ipvlan_start_xmit+0x18/0xc4 drivers/net/ipvlan/ipvlan_main.c:224)
>  r7:00000000 r6:00000000 r5:0000008c r4:85db8800
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r7:00000000 r6:00000000 r5:85db8800 r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df804748 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_hh_output include/net/neighbour.h:540 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_output include/net/neighbour.h:554 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (ip6_finish_output2+0x368/0x964 net/ipv6/ip6_output.c:136)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:00000010 r6:853ba200 r5:8604f000
>  r4:0000000e
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:000005dc r6:00000000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:511 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:552 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:616 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_queue_xmit+0x3dc/0x5a4 drivers/net/ipvlan/ipvlan_core.c:682)
>  r7:00000000 r6:85d4f800 r5:00000000 r4:8604f000
> [<80d2f810>] (ipvlan_queue_xmit) from [<80d30524>] (ipvlan_start_xmit+0x18/0xc4 drivers/net/ipvlan/ipvlan_main.c:224)
>  r7:00000000 r6:00000000 r5:0000008c r4:85db8800
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r7:00000000 r6:00000000 r5:85db8800 r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df8049b0 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_hh_output include/net/neighbour.h:540 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_output include/net/neighbour.h:554 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (ip6_finish_output2+0x368/0x964 net/ipv6/ip6_output.c:136)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:00000010 r6:853ba200 r5:8604f000
>  r4:0000000e
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:000005dc r6:00000000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:511 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:552 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:616 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_queue_xmit+0x3dc/0x5a4 drivers/net/ipvlan/ipvlan_core.c:682)
>  r7:00000000 r6:85d4f800 r5:00000000 r4:8604f000
> [<80d2f810>] (ipvlan_queue_xmit) from [<80d30524>] (ipvlan_start_xmit+0x18/0xc4 drivers/net/ipvlan/ipvlan_main.c:224)
>  r7:00000000 r6:00000000 r5:0000008c r4:85db8800
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r7:00000000 r6:00000000 r5:85db8800 r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df804c18 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_hh_output include/net/neighbour.h:540 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_output include/net/neighbour.h:554 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (ip6_finish_output2+0x368/0x964 net/ipv6/ip6_output.c:136)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:00000010 r6:853ba200 r5:8604f000
>  r4:0000000e
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:000005dc r6:00000000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:511 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:552 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:616 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_queue_xmit+0x3dc/0x5a4 drivers/net/ipvlan/ipvlan_core.c:682)
>  r7:00000000 r6:85d4f800 r5:00000000 r4:8604f000
> [<80d2f810>] (ipvlan_queue_xmit) from [<80d30524>] (ipvlan_start_xmit+0x18/0xc4 drivers/net/ipvlan/ipvlan_main.c:224)
>  r7:00000000 r6:00000000 r5:0000008c r4:85db8800
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r7:00000000 r6:00000000 r5:85db8800 r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df804e80 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_hh_output include/net/neighbour.h:540 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_output include/net/neighbour.h:554 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (ip6_finish_output2+0x368/0x964 net/ipv6/ip6_output.c:136)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:00000010 r6:853ba200 r5:8604f000
>  r4:0000000e
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:000005dc r6:00000000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:511 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:552 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:616 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_queue_xmit+0x3dc/0x5a4 drivers/net/ipvlan/ipvlan_core.c:682)
>  r7:00000000 r6:85d4f800 r5:00000000 r4:8604f000
> [<80d2f810>] (ipvlan_queue_xmit) from [<80d30524>] (ipvlan_start_xmit+0x18/0xc4 drivers/net/ipvlan/ipvlan_main.c:224)
>  r7:00000000 r6:00000000 r5:0000008c r4:85db8800
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r7:00000000 r6:00000000 r5:85db8800 r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df8050e8 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_hh_output include/net/neighbour.h:540 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_output include/net/neighbour.h:554 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (ip6_finish_output2+0x368/0x964 net/ipv6/ip6_output.c:136)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:00000010 r6:853ba200 r5:8604f000
>  r4:0000000e
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:000005dc r6:00000000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:511 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:552 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:616 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_queue_xmit+0x3dc/0x5a4 drivers/net/ipvlan/ipvlan_core.c:682)
>  r7:00000000 r6:85d4f800 r5:00000000 r4:8604f000
> [<80d2f810>] (ipvlan_queue_xmit) from [<80d30524>] (ipvlan_start_xmit+0x18/0xc4 drivers/net/ipvlan/ipvlan_main.c:224)
>  r7:00000000 r6:00000000 r5:0000008c r4:85db8800
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r7:00000000 r6:00000000 r5:85db8800 r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df805350 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_hh_output include/net/neighbour.h:540 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_output include/net/neighbour.h:554 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (ip6_finish_output2+0x368/0x964 net/ipv6/ip6_output.c:136)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:00000010 r6:853ba200 r5:8604f000
>  r4:0000000e
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:000005dc r6:00000000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:511 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:552 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:616 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_queue_xmit+0x3dc/0x5a4 drivers/net/ipvlan/ipvlan_core.c:682)
>  r7:00000000 r6:85d4f800 r5:00000000 r4:8604f000
> [<80d2f810>] (ipvlan_queue_xmit) from [<80d30524>] (ipvlan_start_xmit+0x18/0xc4 drivers/net/ipvlan/ipvlan_main.c:224)
>  r7:00000000 r6:00000000 r5:0000008c r4:85db8800
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r7:00000000 r6:00000000 r5:85db8800 r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df8055b8 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_hh_output include/net/neighbour.h:540 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (neigh_output include/net/neighbour.h:554 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<81888f18>] (ip6_finish_output2+0x368/0x964 net/ipv6/ip6_output.c:136)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:00000010 r6:853ba200 r5:8604f000
>  r4:0000000e
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:000005dc r6:00000000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:81d788c8 r9:85d4f800 r8:00000000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:511 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:552 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:616 [inline])
> [<81916140>] (ip6_local_out) from [<80d2fbec>] (ipvlan_queue_xmit+0x3dc/0x5a4 drivers/net/ipvlan/ipvlan_core.c:682)
>  r7:00000000 r6:85d4f800 r5:00000000 r4:8604f000
> [<80d2f810>] (ipvlan_queue_xmit) from [<80d30524>] (ipvlan_start_xmit+0x18/0xc4 drivers/net/ipvlan/ipvlan_main.c:224)
>  r7:00000000 r6:00000000 r5:0000008c r4:85db8800
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d3050c>] (ipvlan_start_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r7:00000000 r6:00000000 r5:85db8800 r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df805820 r7:85db8800 r6:826c504c r5:85a0f000
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<815e0850>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<815e0850>] (neigh_resolve_output net/core/neighbour.c:1594 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<815e0850>] (neigh_resolve_output+0x114/0x20c net/core/neighbour.c:1574)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:85db8800 r6:80d30018 r5:853ba200
>  r4:8604f000
> [<815e073c>] (neigh_resolve_output) from [<81888e4c>] (neigh_output include/net/neighbour.h:556 [inline])
> [<815e073c>] (neigh_resolve_output) from [<81888e4c>] (ip6_finish_output2+0x29c/0x964 net/ipv6/ip6_output.c:136)
>  r8:00000009 r7:8521a4c2 r6:853ba200 r5:8604f000 r4:85db8800
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:0000c117 r9:85dcb800 r8:85e7c000 r7:000005dc r6:85e7c000 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:0000c117 r9:85dcb800 r8:85e7c000 r7:85db8800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<81916180>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<81916180>] (ip6_local_out+0x40/0x44 net/ipv6/output_core.c:157)
>  r9:00000070 r8:8521a4aa r7:0000007e r6:85e7c000 r5:84f30000 r4:8604f000
> [<81916140>] (ip6_local_out) from [<81919cc4>] (ip6tunnel_xmit include/net/ip6_tunnel.h:162 [inline])
> [<81916140>] (ip6_local_out) from [<81919cc4>] (udp_tunnel6_xmit_skb+0x1c8/0x3d8 net/ipv6/ip6_udp_tunnel.c:112)
>  r7:0000007e r6:85dcb800 r5:8521a480 r4:8604f000
> [<81919afc>] (udp_tunnel6_xmit_skb) from [<80d98d90>] (geneve6_xmit_skb drivers/net/geneve.c:1016 [inline])
> [<81919afc>] (udp_tunnel6_xmit_skb) from [<80d98d90>] (geneve_xmit+0x84c/0x10d8 drivers/net/geneve.c:1047)
>  r10:85dcbec0 r9:0000a4b9 r8:85a86a80 r7:00000000 r6:85dcbf08 r5:85dcb800
>  r4:00000040
> [<80d98544>] (geneve_xmit) from [<815ccf28>] (__netdev_start_xmit include/linux/netdevice.h:5273 [inline])
> [<80d98544>] (geneve_xmit) from [<815ccf28>] (netdev_start_xmit include/linux/netdevice.h:5282 [inline])
> [<80d98544>] (geneve_xmit) from [<815ccf28>] (xmit_one net/core/dev.c:3853 [inline])
> [<80d98544>] (geneve_xmit) from [<815ccf28>] (dev_hard_start_xmit+0xe4/0x2b0 net/core/dev.c:3869)
>  r10:81d7ecec r9:826c504e r8:85f68c00 r7:00000000 r6:00000000 r5:85dcb800
>  r4:8604f000
> [<815cce44>] (dev_hard_start_xmit) from [<815cd40c>] (__dev_queue_xmit+0x1d4/0x1244 net/core/dev.c:4819)
>  r10:00000113 r9:85f68c00 r8:df805b48 r7:85dcb800 r6:826c504c r5:85a18800
>  r4:8604f000
> [<815cd238>] (__dev_queue_xmit) from [<815e0850>] (dev_queue_xmit include/linux/netdevice.h:3381 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<815e0850>] (neigh_resolve_output net/core/neighbour.c:1594 [inline])
> [<815cd238>] (__dev_queue_xmit) from [<815e0850>] (neigh_resolve_output+0x114/0x20c net/core/neighbour.c:1574)
>  r10:00000113 r9:ff7f83e8 r8:00000000 r7:85dcb800 r6:8164b258 r5:859a0900
>  r4:8604f000
> [<815e073c>] (neigh_resolve_output) from [<81888e4c>] (neigh_output include/net/neighbour.h:556 [inline])
> [<815e073c>] (neigh_resolve_output) from [<81888e4c>] (ip6_finish_output2+0x29c/0x964 net/ipv6/ip6_output.c:136)
>  r8:00000009 r7:8521a508 r6:859a0900 r5:8604f000 r4:85dcb800
> [<81888bb0>] (ip6_finish_output2) from [<8188dac4>] (__ip6_finish_output+0x164/0x294 net/ipv6/ip6_output.c:209)
>  r10:844e2640 r9:85dcb800 r8:844e2640 r7:000005dc r6:844e2640 r5:84f30000
>  r4:8604f000
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_finish_output net/ipv6/ip6_output.c:220 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (NF_HOOK_COND include/linux/netfilter.h:307 [inline])
> [<8188d960>] (__ip6_finish_output) from [<8188dc8c>] (ip6_output+0x84/0x1f4 net/ipv6/ip6_output.c:247)
>  r10:844e2640 r9:85dcb800 r8:844e2640 r7:85dcb800 r6:84f30000 r5:00000001
>  r4:8604f000
> [<8188dc08>] (ip6_output) from [<818b532c>] (dst_output include/net/dst.h:464 [inline])
> [<8188dc08>] (ip6_output) from [<818b532c>] (NF_HOOK include/linux/netfilter.h:318 [inline])
> [<8188dc08>] (ip6_output) from [<818b532c>] (ndisc_send_skb+0x25c/0x4d8 net/ipv6/ndisc.c:512)
>  r9:84f30000 r8:85a860c0 r7:df805e14 r6:00000001 r5:85a19400 r4:8604f000
> [<818b50d0>] (ndisc_send_skb) from [<818b6b74>] (ndisc_send_rs+0x68/0x1d4 net/ipv6/ndisc.c:722)
>  r10:81c05450 r9:df805ebc r8:00000000 r7:81e74d90 r6:df805e14 r5:8604f000
>  r4:85dcb800
> [<818b6b0c>] (ndisc_send_rs) from [<81899a10>] (addrconf_rs_timer+0xcc/0x304 net/ipv6/addrconf.c:4037)
>  r8:00000101 r7:85dcb800 r6:85a19548 r5:85a1968c r4:85a1954c
> [<81899944>] (addrconf_rs_timer) from [<80327090>] (call_timer_fn+0x30/0x220 kernel/time/timer.c:1748)
>  r10:81c05450 r9:df805ebc r8:00000101 r7:00050000 r6:81899944 r5:85a1968c
>  r4:85f68c00
> [<80327060>] (call_timer_fn) from [<80327544>] (expire_timers kernel/time/timer.c:1799 [inline])
> [<80327060>] (call_timer_fn) from [<80327544>] (__run_timers+0x2c4/0x3f8 kernel/time/timer.c:2373)
>  r9:df805ebc r8:00050000 r7:00000000 r6:81899944 r5:dddd9f00 r4:85a1968c
> [<80327280>] (__run_timers) from [<803276e0>] (__run_timer_base kernel/time/timer.c:2385 [inline])
> [<80327280>] (__run_timers) from [<803276e0>] (__run_timer_base kernel/time/timer.c:2377 [inline])
> [<80327280>] (__run_timers) from [<803276e0>] (run_timer_base+0x68/0x78 kernel/time/timer.c:2394)
>  r10:85f68c00 r9:82804d80 r8:00000101 r7:00000001 r6:00000202 r5:00000002
>  r4:dddd9f00
> [<80327678>] (run_timer_base) from [<8032770c>] (run_timer_softirq+0x1c/0x34 kernel/time/timer.c:2404)
>  r4:82804084
> [<803276f0>] (run_timer_softirq) from [<8025b65c>] (handle_softirqs+0x140/0x458 kernel/softirq.c:622)
> [<8025b51c>] (handle_softirqs) from [<8025bad0>] (__do_softirq kernel/softirq.c:656 [inline])
> [<8025b51c>] (handle_softirqs) from [<8025bad0>] (invoke_softirq kernel/softirq.c:496 [inline])
> [<8025b51c>] (handle_softirqs) from [<8025bad0>] (__irq_exit_rcu+0x110/0x1d0 kernel/softirq.c:723)
>  r10:82aed0d4 r9:85f68c00 r8:00000000 r7:eda4db78 r6:824441e0 r5:8247f34c
>  r4:85f68c00
> [<8025b9c0>] (__irq_exit_rcu) from [<8025be48>] (irq_exit+0x10/0x18 kernel/softirq.c:751)
>  r5:8247f34c r4:826c3a9c
> [<8025be38>] (irq_exit) from [<81aaeb14>] (generic_handle_arch_irq+0x7c/0x80 kernel/irq/handle.c:295)
> [<81aaea98>] (generic_handle_arch_irq) from [<81a7eaa8>] (call_with_stack+0x1c/0x20 arch/arm/lib/call_with_stack.S:40)
>  r9:85f68c00 r8:82aed0d0 r7:eda4dbac r6:ffffffff r5:60000013 r4:81abcf40
> [<81a7ea8c>] (call_with_stack) from [<80200bec>] (__irq_svc+0x8c/0xbc arch/arm/kernel/entry-armv.S:228)
> Exception stack(0xeda4db78 to 0xeda4dbc0)
> db60:                                                       82aeca24 60000013
> db80: 85f68c00 0000291c 82aed0cc 00000000 82aec220 00000256 82aed0d0 807acc14
> dba0: 82aed0d4 eda4dbd4 eda4dbd8 eda4dbc8 807ad4a4 81abcf40 60000013 ffffffff
> [<81abcf18>] (_raw_spin_unlock_irqrestore) from [<807ad4a4>] (spin_unlock_irqrestore include/linux/spinlock.h:406 [inline])
> [<81abcf18>] (_raw_spin_unlock_irqrestore) from [<807ad4a4>] (avc_reclaim_node security/selinux/avc.c:488 [inline])
> [<81abcf18>] (_raw_spin_unlock_irqrestore) from [<807ad4a4>] (avc_alloc_node+0x19c/0x1cc security/selinux/avc.c:507)
> [<807ad308>] (avc_alloc_node) from [<807ad5a0>] (avc_insert security/selinux/avc.c:618 [inline])
> [<807ad308>] (avc_alloc_node) from [<807ad5a0>] (avc_compute_av+0x78/0x278 security/selinux/avc.c:993)
>  r10:eda4dd28 r9:eda4dc78 r8:00000007 r7:0000005f r6:82aec0cc r5:0000005f
>  r4:00000004
> [<807ad528>] (avc_compute_av) from [<807adca4>] (avc_perm_nonode+0x60/0xc4 security/selinux/avc.c:1117)
>  r10:8608e680 r9:cc9e2d51 r8:eda4dd28 r7:00000007 r6:0000005f r5:0000005f
>  r4:00000004
> [<807adc44>] (avc_perm_nonode) from [<807aeb50>] (avc_has_perm_noaudit+0x1a4/0x1dc security/selinux/avc.c:1160)
>  r8:00000007 r7:0000005f r6:0000005f r5:00000004 r4:eda4dd28
> [<807ae9ac>] (avc_has_perm_noaudit) from [<807bb708>] (selinux_inode_permission+0x214/0x41c security/selinux/hooks.c:3255)
>  r9:00000000 r8:8608e688 r7:854b9030 r6:85f68c00 r5:85a437a4 r4:00000022
> [<807bb4f4>] (selinux_inode_permission) from [<8079c7b4>] (security_inode_permission+0x60/0x1cc security/security.c:1816)
>  r10:00000002 r9:eda4df20 r8:854b9098 r7:00000002 r6:8291fa94 r5:00000022
>  r4:854b9030
> [<8079c754>] (security_inode_permission) from [<80579f50>] (inode_permission+0xbc/0x174 fs/namei.c:604)
>  r5:00000022 r4:854b9030
> [<80579e94>] (inode_permission) from [<8057a230>] (may_open+0x70/0x160 fs/namei.c:4204)
>  r9:eda4df20 r8:85162c00 r7:854b9030 r6:8291fa94 r5:8291fa94 r4:00000001
> [<8057a1c0>] (may_open) from [<80580f4c>] (do_open fs/namei.c:4626 [inline])
> [<8057a1c0>] (may_open) from [<80580f4c>] (path_openat+0x410/0x1300 fs/namei.c:4787)
>  r7:eda4de58 r6:00000000 r4:00000001
> [<80580b3c>] (path_openat) from [<80581ee8>] (do_filp_open+0xac/0x148 fs/namei.c:4814)
>  r10:00000142 r9:853fe000 r8:00000001 r7:eda4de58 r6:eda4df20 r5:85f68c00
>  r4:ffffff9c
> [<80581e3c>] (do_filp_open) from [<8056755c>] (do_sys_openat2+0x90/0xfc fs/open.c:1430)
>  r9:85f68c00 r8:8020029c r7:ffffff9c r6:eda4df58 r5:853fe000 r4:00000003
> [<805674cc>] (do_sys_openat2) from [<805679a0>] (do_sys_open fs/open.c:1436 [inline])
> [<805674cc>] (do_sys_openat2) from [<805679a0>] (__do_sys_openat fs/open.c:1452 [inline])
> [<805674cc>] (do_sys_openat2) from [<805679a0>] (sys_openat+0x98/0xd4 fs/open.c:1447)
>  r7:00000142 r6:00000000 r5:0018b078 r4:ffffff9c
> [<80567908>] (sys_openat) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67)
> Exception stack(0xeda4dfa8 to 0xeda4dff0)
> dfa0:                   00080001 0018b078 ffffff9c 0018b078 00080001 00000000
> dfc0: 00080001 0018b078 00000000 00000142 00001db8 00000000 7ecc6ad8 0000007d
> dfe0: 81010101 7ecc65f8 000138a8 0012ff34
>  r5:0018b078 r4:00080001
> Code: 189da800 ebffe681 e89da800 e1a0c00d (e92dd8f0) 
> ---[ end trace 0000000000000000 ]---
> ----------------
> Code disassembly (best guess):
>    0:	189da800 	ldmne	sp, {fp, sp, pc}
>    4:	ebffe681 	bl	0xffff9a10
>    8:	e89da800 	ldm	sp, {fp, sp, pc}
>    c:	e1a0c00d 	mov	ip, sp
> * 10:	e92dd8f0 	push	{r4, r5, r6, r7, fp, ip, lr, pc} <-- trapping instruction
>
>
> ---
> This report is generated by a bot. It may contain errors.
> See https://goo.gl/tpsmEJ for more information about syzbot.
> syzbot engineers can be reached at syzkaller@googlegroups.com.
>
> syzbot will keep track of this issue. See:
> https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
>
> If the report is already addressed, let syzbot know by replying with:
> #syz fix: exact-commit-title
>
> If you want to overwrite report's subsystems, reply with:
> #syz set subsystems: new-subsystem
> (See the list of subsystem names on the web dashboard)
>
> If the report is a duplicate of another one, reply with:
> #syz dup: exact-subject-of-another-report
>
> If you want to undo deduplication, reply with:
> #syz undup