syzbot


WARNING in nsim_fib6_rt_nh_del

Status: auto-closed as invalid on 2021/06/20 21:34
Subsystems: net
[Documentation on labels]
Reported-by: syzbot+63abe9d5f32ff88090eb@syzkaller.appspotmail.com
First crash: 1510d, last: 1122d
Discussions (1)
Title Replies (including bot) Last reply
WARNING in nsim_fib6_rt_nh_del 1 (2) 2020/01/30 11:02

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1381 at drivers/net/netdevsim/fib.c:466 nsim_fib6_rt_nh_del+0x267/0x330 drivers/net/netdevsim/fib.c:466
Modules linked in:
CPU: 0 PID: 1381 Comm: syz-executor.0 Not tainted 5.11.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:nsim_fib6_rt_nh_del+0x267/0x330 drivers/net/netdevsim/fib.c:466
Code: e8 ae c0 4b fc 85 db 74 32 e8 25 b9 4b fc 48 89 ef e8 0d 09 8e fc 5b 5d 41 5c 41 5d 41 5e 41 5f e9 0e b9 4b fc e8 09 b9 4b fc <0f> 0b 5b 5d 41 5c 41 5d 41 5e 41 5f e9 f8 b8 4b fc e8 f3 b8 4b fc
RSP: 0018:ffffc90001c1e428 EFLAGS: 00010246
RAX: 0000000000040000 RBX: dffffc0000000000 RCX: ffffc90001f21000
RDX: 0000000000040000 RSI: ffffffff85271ce7 RDI: ffff888026680280
RBP: ffff8880266802b8 R08: 0000000000000001 R09: 0000000000000000
R10: ffffffff85278160 R11: 0000000000000000 R12: ffff888020fb7d10
R13: ffff8880151f5600 R14: ffff8880266802b8 R15: ffff888026680280
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0063) knlGS:00000000f55e1b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 000055aae8da4160 CR3: 000000002da3a000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 nsim_fib6_rt_remove drivers/net/netdevsim/fib.c:706 [inline]
 nsim_fib6_event drivers/net/netdevsim/fib.c:738 [inline]
 nsim_fib_event drivers/net/netdevsim/fib.c:757 [inline]
 nsim_fib_event_nb+0x10e3/0x2840 drivers/net/netdevsim/fib.c:785
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 atomic_notifier_call_chain+0x8d/0x170 kernel/notifier.c:217
 call_fib_notifiers+0x166/0x290 net/core/fib_notifier.c:35
 call_fib6_entry_notifiers net/ipv6/ip6_fib.c:400 [inline]
 fib6_del_route net/ipv6/ip6_fib.c:1985 [inline]
 fib6_del+0xefc/0x15a0 net/ipv6/ip6_fib.c:2026
 fib6_clean_node+0x398/0x5c0 net/ipv6/ip6_fib.c:2188
 fib6_walk_continue+0x4aa/0x8e0 net/ipv6/ip6_fib.c:2110
 fib6_walk+0x182/0x370 net/ipv6/ip6_fib.c:2158
 fib6_clean_tree+0xdb/0x120 net/ipv6/ip6_fib.c:2238
 __fib6_clean_all+0x120/0x290 net/ipv6/ip6_fib.c:2254
 rt6_sync_down_dev net/ipv6/route.c:4780 [inline]
 rt6_disable_ip+0x77f/0x890 net/ipv6/route.c:4785
 addrconf_ifdown.isra.0+0xf6/0x1590 net/ipv6/addrconf.c:3704
 addrconf_notify+0x55c/0x23f0 net/ipv6/addrconf.c:3629
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2040
 call_netdevice_notifiers_extack net/core/dev.c:2052 [inline]
 call_netdevice_notifiers net/core/dev.c:2066 [inline]
 __dev_notify_flags+0x1da/0x2b0 net/core/dev.c:8519
 dev_change_flags+0x100/0x160 net/core/dev.c:8555
 do_setlink+0x891/0x3a70 net/core/rtnetlink.c:2708
 rtnl_group_changelink net/core/rtnetlink.c:3227 [inline]
 __rtnl_newlink+0xde5/0x16e0 net/core/rtnetlink.c:3381
 rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3491
 rtnetlink_rcv_msg+0x44e/0xad0 net/core/rtnetlink.c:5553
 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2494
 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline]
 netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1330
 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1919
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:672
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2345
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2399
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2432
 do_syscall_32_irqs_on arch/x86/entry/common.c:77 [inline]
 __do_fast_syscall_32+0x56/0x80 arch/x86/entry/common.c:139
 do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:164
 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
RIP: 0023:0xf7fe7549
Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
RSP: 002b:00000000f55e15fc EFLAGS: 00000296 ORIG_RAX: 0000000000000172
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000140
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000

Crashes (77):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/02/20 21:33 upstream f40ddce88593 3e5ed8b4 .config console log report info ci-upstream-kasan-gce-386 WARNING in nsim_fib6_rt_nh_del
2021/01/20 02:10 net-next-old 7eab14de73a8 63631df1 .config console log report info ci-upstream-net-kasan-gce WARNING in nsim_fib6_rt_nh_del
2020/11/30 10:25 upstream b65054597872 a0092f9d .config console log report info ci-upstream-kasan-gce-root
2020/10/01 14:32 upstream 60e720931556 a9767fb2 .config console log report info ci-upstream-kasan-gce
2020/08/29 18:23 upstream 4d41ead6ead9 d5a3ae1f .config console log report ci-upstream-kasan-gce-root
2020/08/27 09:57 upstream 15bc20c6af4c 816e0689 .config console log report ci-upstream-kasan-gce
2020/08/25 06:19 upstream 6a9dc5fd6170 344da168 .config console log report ci-upstream-kasan-gce
2020/08/24 10:12 upstream cb95712138ec cef5ae68 .config console log report ci-upstream-kasan-gce-selinux-root
2020/08/23 09:47 upstream c3d8f220d012 1da71ab0 .config console log report ci-upstream-kasan-gce
2020/08/22 19:36 upstream f873db9acd3c 6436ce4b .config console log report ci-upstream-kasan-gce-smack-root
2020/08/21 12:37 upstream da2968ff879b 6436ce4b .config console log report ci-upstream-kasan-gce-smack-root
2020/08/15 23:44 upstream c9c9735c46f5 424dd8e7 .config console log report ci-upstream-kasan-gce-root
2020/08/15 14:18 upstream 7fca4dee610d 424dd8e7 .config console log report ci-upstream-kasan-gce
2020/08/09 00:06 upstream 449dc8c97089 f721e4a0 .config console log report ci-upstream-kasan-gce-root
2020/08/08 20:53 upstream 449dc8c97089 f721e4a0 .config console log report ci-upstream-kasan-gce-root
2020/08/06 13:57 upstream 47ec5303d73e 1f122f88 .config console log report ci-upstream-kasan-gce-smack-root
2020/08/04 22:45 upstream c0842fbc1b18 80a06902 .config console log report ci-upstream-kasan-gce-root
2020/07/25 04:27 upstream f37e99aca03f 554af388 .config console log report ci-upstream-kasan-gce-root
2020/07/19 13:37 upstream f932d58abc38 9c812472 .config console log report ci-upstream-kasan-gce-smack-root
2020/07/12 15:43 upstream 0aea6d5c5be3 115e1930 .config console log report ci-upstream-kasan-gce-selinux-root
2020/07/07 15:42 upstream 7cc2a8ea1048 51095195 .config console log report ci-upstream-kasan-gce-selinux-root
2020/06/27 03:03 upstream 4a21185cda0f aea82c00 .config console log report ci-upstream-kasan-gce
2020/06/26 13:18 upstream 4a21185cda0f aea82c00 .config console log report ci-upstream-kasan-gce-selinux-root
2020/06/19 09:40 upstream 7ae77150d94d bc258b50 .config console log report ci-upstream-kasan-gce-selinux-root
2020/06/10 14:21 upstream 7ae77150d94d 860c4de9 .config console log report ci-upstream-kasan-gce-root
2020/06/10 03:16 upstream 7ae77150d94d 860c4de9 .config console log report ci-upstream-kasan-gce
2020/06/04 20:57 upstream acf25aa66371 6720fdef .config console log report ci-upstream-kasan-gce
2020/05/28 20:38 upstream b0c3ba31be3e 0d951763 .config console log report ci-upstream-kasan-gce
2020/05/04 22:06 upstream 9851a0dee7c2 9941337c .config console log report ci-upstream-kasan-gce
2020/04/25 17:40 upstream 5ef58e290782 b8bb8e5f .config console log report ci-upstream-kasan-gce-smack-root
2020/03/31 10:01 upstream 673b41e04a03 c8d1cc20 .config console log report ci-upstream-kasan-gce-smack-root
2020/03/13 07:01 upstream 3cc6e2c599cd d850e9d0 .config console log report ci-upstream-kasan-gce-root
2020/03/10 09:50 upstream 30bb5572ce7a 35f53e45 .config console log report ci-upstream-kasan-gce
2020/03/08 03:37 upstream 61a09258f2e5 2e9971bb .config console log report ci-upstream-kasan-gce-smack-root
2020/03/04 02:51 upstream 63623fd44972 c88c7b75 .config console log report ci-upstream-kasan-gce-root
2020/03/03 15:17 upstream 63623fd44972 c88c7b75 .config console log report ci-upstream-kasan-gce
2020/03/02 16:28 upstream 63623fd44972 c88c7b75 .config console log report ci-upstream-kasan-gce
2020/02/29 01:12 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce
2020/02/29 00:20 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce
2020/02/28 13:10 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce
2020/02/28 08:55 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce
2020/02/26 06:38 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce
2020/02/25 07:37 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce
2020/02/25 07:15 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce
2020/02/25 07:13 upstream f8788d86ab28 59b57593 .config console log report ci-upstream-kasan-gce-root
2020/02/20 18:19 upstream ca7e1fd1026c 81230308 .config console log report ci-upstream-kasan-gce-smack-root
2020/02/18 15:38 upstream b1da3acc781c 012fbc32 .config console log report ci-upstream-kasan-gce
2020/02/17 13:33 upstream 11a48a5a18c6 2b411596 .config console log report ci-upstream-kasan-gce-root
2020/02/16 23:27 upstream 11a48a5a18c6 1f448cd6 .config console log report ci-upstream-kasan-gce-selinux-root
2020/02/14 23:43 upstream 2019fc96af22 5d7b90f1 .config console log report ci-upstream-kasan-gce
2020/02/13 21:45 upstream 0bf999f9c5e7 c5ed587f .config console log report ci-upstream-kasan-gce
2020/02/10 17:09 upstream bb6d3fb354c5 18847f55 .config console log report ci-upstream-kasan-gce-root
2020/02/10 14:35 upstream bb6d3fb354c5 18847f55 .config console log report ci-upstream-kasan-gce
2020/02/09 10:35 upstream fdfa3a6778b1 6ece2ea5 .config console log report ci-upstream-kasan-gce-smack-root
2020/02/05 13:03 upstream 6992ca0dd017 93e5e335 .config console log report ci-upstream-kasan-gce
2020/02/02 11:39 upstream 94f2630b1897 2274ad39 .config console log report ci-upstream-kasan-gce
2020/02/01 21:44 upstream 94f2630b1897 2274ad39 .config console log report ci-upstream-kasan-gce
2020/01/31 12:57 upstream ccaaaf6fe5a5 5ed23f9a .config console log report ci-upstream-kasan-gce
2020/01/30 23:51 upstream 9f68e3655aae 5ed23f9a .config console log report ci-upstream-kasan-gce
2021/01/13 04:55 upstream e609571b5ffa 0cdd6185 .config console log report info ci-upstream-kasan-gce-386
2020/06/20 05:59 upstream 7ae77150d94d 81abc331 .config console log report ci-upstream-kasan-gce-386
2020/06/09 10:46 upstream 7ae77150d94d 0d60b78a .config console log report ci-upstream-kasan-gce-386
2020/05/09 15:52 upstream d5eeab8d7e26 88cb3e92 .config console log report ci-upstream-kasan-gce-386
2020/05/01 01:14 upstream 1d2cc5ac6f66 3698959a .config console log report ci-upstream-kasan-gce-386
2020/03/12 11:37 upstream e6e6ec48dd0f d850e9d0 .config console log report ci-upstream-kasan-gce-386
2020/02/12 16:15 upstream 359c92c02bfa 84f4fc8a .config console log report ci-upstream-kasan-gce-386
2020/02/10 02:32 upstream d1ea35f4cdd4 35f5e45e .config console log report ci-upstream-kasan-gce-386
2020/05/22 21:47 bpf-next 29ae90d22175 9682898d .config console log report ci-upstream-bpf-next-kasan-gce
2020/01/31 14:39 bpf-next b3a608222336 5ed23f9a .config console log report ci-upstream-bpf-next-kasan-gce
2020/01/30 00:57 net-next-old b3a608222336 5ed23f9a .config console log report ci-upstream-net-kasan-gce
2020/08/20 02:36 linux-next 8eb858df0a5f 94b45706 .config console log report ci-upstream-linux-next-kasan-gce-root
2020/05/22 14:38 linux-next ac935d227366 5afa2ddd .config console log report ci-upstream-linux-next-kasan-gce-root
2020/05/06 12:02 linux-next ac935d227366 35b8eb30 .config console log report ci-upstream-linux-next-kasan-gce-root
2020/02/07 02:52 linux-next 6dff1565d69c 06150bf1 .config console log report ci-upstream-linux-next-kasan-gce-root
* Struck through repros no longer work on HEAD.