WARNING in geneve_exit_batch

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
linux-4.19	WARNING in geneve_exit_batch_net	C		done	2	1721d	1765d	1/1	fixed on 2020/04/29 09:12
upstream	WARNING in geneve_exit_batch_net (2) net	C	done		9	1726d	1750d	15/28	fixed on 2020/05/10 10:42

------------[ cut here ]------------ WARNING: CPU: 1 PID: 29450 at drivers/net/geneve.c:1849 geneve_destroy_tunnels drivers/net/geneve.c:1849 [inline] WARNING: CPU: 1 PID: 29450 at drivers/net/geneve.c:1849 geneve_exit_batch_net+0x53e/0x640 drivers/net/geneve.c:1859 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 29450 Comm: kworker/u4:6 Not tainted 5.6.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: netns cleanup_net Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:221 __warn.cold+0x2f/0x3e kernel/panic.c:582 report_bug+0x289/0x300 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:267 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:geneve_destroy_tunnels drivers/net/geneve.c:1849 [inline] RIP: 0010:geneve_exit_batch_net+0x53e/0x640 drivers/net/geneve.c:1859 Code: fc 48 c7 c2 e0 25 c0 88 be 2d 00 00 00 48 c7 c7 40 29 c0 88 c6 05 62 23 d7 05 01 e8 81 bb 91 fc e9 64 fc ff ff e8 02 cc ab fc <0f> 0b e9 91 fe ff ff 48 8d 43 c0 48 89 85 68 ff ff ff e9 bb fe ff RSP: 0018:ffffc90001e37b68 EFLAGS: 00010293 RAX: ffff888050cf0440 RBX: dffffc0000000000 RCX: ffffffff863810fc RDX: 0000000000000000 RSI: ffffffff84c9c1fe RDI: ffff88804dd88070 RBP: ffffc90001e37c18 R08: ffff888050cf0440 R09: fffffbfff14e9c35 R10: fffffbfff14e9c34 R11: ffffffff8a74e1a7 R12: ffff888050f70180 R13: ffff8880a2bc6b50 R14: ffff8880a2bc6b40 R15: ffff8880a2bc6b40 ops_exit_list.isra.0+0x10c/0x160 net/core/net_namespace.c:175 cleanup_net+0x549/0xb10 net/core/net_namespace.c:589 process_one_work+0xa05/0x17a0 kernel/workqueue.c:2264 worker_thread+0x98/0xe40 kernel/workqueue.c:2410 kthread+0x361/0x430 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds..

Crashes (15):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Manager
2020/02/14 12:50	upstream	b19e8c684703	5d7b90f1	.config	console log	report	ci-upstream-kasan-gce-selinux-root
2020/02/12 18:50	upstream	359c92c02bfa	84f4fc8a	.config	console log	report	ci-upstream-kasan-gce-root
2020/01/24 19:49	upstream	6381b442836e	2e95ab33	.config	console log	report	ci-upstream-kasan-gce-root
2020/02/18 12:38	net-old	a81541041ceb	1ce142dc	.config	console log	report	ci-upstream-net-this-kasan-gce
2020/02/15 09:38	net-old	a1fa83bdab78	5d7b90f1	.config	console log	report	ci-upstream-net-this-kasan-gce
2020/02/12 04:11	net-old	f27f37a04a69	a75b198c	.config	console log	report	ci-upstream-net-this-kasan-gce
2020/02/08 06:31	net-old	73a21fa817f0	06150bf1	.config	console log	report	ci-upstream-net-this-kasan-gce
2020/02/05 16:53	net-old	52b5ae501c04	662cf49a	.config	console log	report	ci-upstream-net-this-kasan-gce
2020/02/17 02:44	net-next-old	2019fc96af22	1f448cd6	.config	console log	report	ci-upstream-net-kasan-gce
2020/02/17 00:20	net-next-old	2019fc96af22	1f448cd6	.config	console log	report	ci-upstream-net-kasan-gce
2020/02/15 15:42	net-next-old	2019fc96af22	5d7b90f1	.config	console log	report	ci-upstream-net-kasan-gce
2020/02/02 05:52	net-next-old	9f68e3655aae	2274ad39	.config	console log	report	ci-upstream-net-kasan-gce
2020/01/25 04:52	net-next-old	23f4eacdd24a	2e95ab33	.config	console log	report	ci-upstream-net-kasan-gce
2020/01/24 19:22	net-next-old	23f4eacdd24a	2e95ab33	.config	console log	report	ci-upstream-net-kasan-gce
2020/01/24 02:57	net-next-old	9bbc8be29d66	2e95ab33	.config	console log	report	ci-upstream-net-kasan-gce

Crashes (15):

Assets (help?)

2020/02/14 12:50

upstream