protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9901 Comm: kworker/u4:7 Not tainted 5.0.0-rc7+ #93 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: netns cleanup_net RIP: 0010:__sock_release+0x2d/0x2b0 net/socket.c:574 Code: e5 41 57 41 56 41 55 41 54 49 89 f4 53 48 89 fb e8 f8 99 05 fc 4c 8d 73 28 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 ff 01 00 00 4c 8b 6b 28 4d 85 ed 0f 84 ee 00 00 RSP: 0018:ffff888062f87b70 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 3c00000000000000 RCX: 1ffffffff10de00c RDX: 0780000000000005 RSI: ffffffff856a4a78 RDI: 3c00000000000000 RBP: ffff888062f87b98 R08: ffff8880707743c0 R09: ffff888070774cb0 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000007 R14: 3c00000000000028 R15: ffff88806a44b70a FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001480e80 CR3: 000000006c0a2000 CR4: 00000000001406f0 Call Trace: sock_release+0x18/0x20 net/socket.c:599 inet_ctl_sock_destroy include/net/inet_common.h:56 [inline] icmpv6_sk_exit+0x11f/0x1c0 net/ipv6/icmp.c:961 ops_exit_list.isra.0+0xb0/0x160 net/core/net_namespace.c:153 cleanup_net+0x3fb/0x960 net/core/net_namespace.c:551 process_one_work+0x98e/0x1790 kernel/workqueue.c:2173 worker_thread+0x98/0xe40 kernel/workqueue.c:2319 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Modules linked in: ---[ end trace 95bd9a030b22402f ]--- RIP: 0010:__sock_release+0x2d/0x2b0 net/socket.c:574 Code: e5 41 57 41 56 41 55 41 54 49 89 f4 53 48 89 fb e8 f8 99 05 fc 4c 8d 73 28 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 ff 01 00 00 4c 8b 6b 28 4d 85 ed 0f 84 ee 00 00 RSP: 0018:ffff888062f87b70 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 3c00000000000000 RCX: 1ffffffff10de00c RDX: 0780000000000005 RSI: ffffffff856a4a78 RDI: 3c00000000000000 RBP: ffff888062f87b98 R08: ffff8880707743c0 R09: ffff888070774cb0 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000007 R14: 3c00000000000028 R15: ffff88806a44b70a FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001480e80 CR3: 000000006c0a2000 CR4: 00000000001406f0