syzbot


WARNING in __nf_unregister_net_hook (5)

Status: auto-closed as invalid on 2022/07/31 13:33
Reported-by: syzbot+@syzkaller.appspotmail.com
First crash: 262d, last: 178d
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in __nf_unregister_net_hook (4) C error 66 265d 595d 22/24 fixed on 2022/03/08 16:11
upstream WARNING in __nf_unregister_net_hook 1 947d 942d 0/24 auto-closed as invalid on 2020/06/22 17:41
upstream WARNING in __nf_unregister_net_hook (2) C done 9 867d 865d 17/24 fixed on 2020/09/16 22:51
upstream WARNING in __nf_unregister_net_hook (3) 1 800d 800d 0/24 auto-closed as invalid on 2020/12/16 11:13

Sample crash report:
device veth1_vlan left promiscuous mode
device veth0_vlan left promiscuous mode
bond1 (unregistering): (slave vlan3): Releasing active interface
bond1 (unregistering): (slave vlan2): Releasing active interface
bond1 (unregistering): Released all slaves
------------[ cut here ]------------
WARNING: CPU: 0 PID: 11 at net/netfilter/core.c:495 __nf_unregister_net_hook+0x498/0x6d0 net/netfilter/core.c:495
Modules linked in:
CPU: 0 PID: 11 Comm: kworker/u4:1 Not tainted 5.18.0-syzkaller-10139-g8291eaafed36 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: netns cleanup_net
RIP: 0010:__nf_unregister_net_hook+0x498/0x6d0 net/netfilter/core.c:495
Code: c1 ea 03 0f b6 14 02 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 13 02 00 00 4c 63 6b 1c e9 4d ff ff ff e8 88 a3 e5 f9 <0f> 0b 48 c7 c7 60 54 63 8d e8 aa ef e2 01 e9 98 fd ff ff 48 89 f7
RSP: 0018:ffffc900001078f0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888020cf5118 RCX: 0000000000000000
RDX: ffff888010f13b00 RSI: ffffffff8794cc58 RDI: 0000000000000005
RBP: 0000000000000005 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000020 R12: ffff888058cb63d0
R13: 0000000000000001 R14: 0000000000000000 R15: ffff888020cf5120
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcdf3c3bfc0 CR3: 000000006f713000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 000000000000003b DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 nf_unregister_net_hook+0xd5/0x110 net/netfilter/core.c:533
 nft_unregister_flowtable_hook net/netfilter/nf_tables_api.c:7289 [inline]
 nft_flowtable_event net/netfilter/nf_tables_api.c:7961 [inline]
 nf_tables_flowtable_event+0x230/0x460 net/netfilter/nf_tables_api.c:7985
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:84
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:1943
 call_netdevice_notifiers_extack net/core/dev.c:1981 [inline]
 call_netdevice_notifiers net/core/dev.c:1995 [inline]
 unregister_netdevice_many+0x92e/0x1890 net/core/dev.c:10834
 default_device_exit_batch+0x449/0x590 net/core/dev.c:11328
 ops_exit_list+0x125/0x170 net/core/net_namespace.c:167
 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:594
 process_one_work+0x996/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436
 kthread+0x2e9/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
 </TASK>

Crashes (183):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2022/05/28 07:42 upstream 8291eaafed36 a46af346 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-selinux-root 2022/05/27 02:43 upstream 7f50d4dfe816 3037caa9 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-selinux-root 2022/05/25 13:07 upstream fdaf9a5840ac 647c0e27 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-selinux-root 2022/05/25 00:46 upstream aa051d36ce4a 647c0e27 .config log report info WARNING in __nf_unregister_net_hook
ci-qemu-upstream 2022/05/21 23:51 upstream 6c3f5bec9b40 7268fa62 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-selinux-root 2022/05/20 14:49 upstream 3d7285a335ed cb1ac2e7 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-selinux-root 2022/05/19 07:15 upstream f993aed406ea 50c53f39 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-selinux-root 2022/05/18 14:53 upstream 210e04ff7681 50c53f39 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-selinux-root 2022/05/13 11:39 upstream f3f19f939c11 107f6434 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-root 2022/05/09 10:36 upstream c5eb0a61238d 8b277b8e .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-selinux-root 2022/05/08 17:59 upstream 379c72654524 e60b1103 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-root 2022/05/08 09:44 upstream 30c8e80f7932 e60b1103 .config log report info WARNING in __nf_unregister_net_hook
ci-qemu-upstream 2022/03/09 11:26 upstream 330f4c53d3c2 9e8eaa75 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-kasan-gce-386 2022/04/17 20:47 upstream a2c29ccd9477 8bcc32a6 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/06/01 02:27 net 09e545f73814 3666edfe .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/06/01 01:01 net 09e545f73814 3666edfe .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/29 11:28 net 18eeb4dea65c a46af346 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/27 09:15 net 4548ad7287c4 116e7a7b .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/27 00:53 net 6c465408a770 3037caa9 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/26 00:04 net 7e062cda7d90 3037caa9 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/25 23:01 net 7e062cda7d90 647c0e27 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/25 08:57 net 7fb0269720d7 647c0e27 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/22 21:06 net c12b95885ab2 7268fa62 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/21 04:15 net eb4c07889647 7268fa62 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/20 15:25 net 9b80ccda233f cb1ac2e7 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/19 22:25 net 090f9dd092c6 50c53f39 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/19 11:34 net 090f9dd092c6 50c53f39 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/19 04:56 net 090f9dd092c6 50c53f39 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/18 16:08 net 6fd45e79e8b9 50c53f39 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/15 11:44 net 9500acc631db 744a39e2 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/14 08:31 net 9500acc631db 744a39e2 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/13 04:43 net 810c2f0a3f86 9ad6612a .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/12 06:07 net a48ab883c4a9 beb0b407 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/12 04:14 net a48ab883c4a9 beb0b407 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/10 00:20 net edae34a3ed92 8b277b8e .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/09 20:09 net 49e6123c65da 8b277b8e .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/09 01:23 net 1c7ab9cd98b7 e60b1103 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/08 21:16 net 1c7ab9cd98b7 e60b1103 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/08 20:02 net 1c7ab9cd98b7 e60b1103 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-this-kasan-gce 2022/05/08 03:09 net 1c7ab9cd98b7 e60b1103 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-kasan-gce 2022/06/01 13:27 net-next 7e062cda7d90 3666edfe .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-kasan-gce 2022/05/23 01:23 net-next 60f243ad1426 7268fa62 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-kasan-gce 2022/05/18 04:12 net-next 65a9dedc11d6 744a39e2 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-kasan-gce 2022/05/17 22:51 net-next 65a9dedc11d6 744a39e2 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-kasan-gce 2022/05/12 09:37 net-next bb709987f104 beb0b407 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-net-kasan-gce 2022/05/09 08:43 net-next c908565eecf2 e60b1103 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-linux-next-kasan-gce-root 2022/05/27 22:21 linux-next d3fde8ff50ab a46af346 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-linux-next-kasan-gce-root 2022/05/25 01:46 linux-next 09ce5091ff97 647c0e27 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-linux-next-kasan-gce-root 2022/05/22 14:14 linux-next 18ecd30af1a8 7268fa62 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-linux-next-kasan-gce-root 2022/05/11 00:55 linux-next 38a288f5941e 8d7b3b67 .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-linux-next-kasan-gce-root 2022/05/09 11:43 linux-next 38a288f5941e 8b277b8e .config log report info WARNING in __nf_unregister_net_hook
ci-upstream-linux-next-kasan-gce-root 2022/05/08 06:02 linux-next 38a288f5941e e60b1103 .config log report info WARNING in __nf_unregister_net_hook
* Struck through repros no longer work on HEAD.