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: 12006 Comm: kworker/u4:9 Not tainted 5.2.0-rc1+ #26 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: netns cleanup_net RIP: 0010:__sock_release+0x2d/0x2a0 net/socket.c:602 Code: e5 41 57 41 56 41 55 41 54 49 89 f4 53 48 89 fb e8 68 ca f7 fb 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 f5 01 00 00 4c 8b 6b 28 4d 85 ed 0f 84 e9 00 00 RSP: 0018:ffff888090dffb70 EFLAGS: 00010a06 RAX: dffffc0000000000 RBX: ff85fb40b0000000 RCX: 1ffffffff10e9c4d RDX: 1ff0bf6816000005 RSI: ffffffff8578da08 RDI: ff85fb40b0000000 RBP: ffff888090dffb98 R08: ffff88808f420540 R09: ffffed1015d06be0 R10: ffffed1015d06bdf R11: ffff8880ae835efb R12: 0000000000000000 R13: 0000000000000007 R14: ff85fb40b0000028 R15: ffff8880795a8e15 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000025aee80 CR3: 0000000084b69000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: sock_release+0x18/0x20 net/socket.c:627 inet_ctl_sock_destroy include/net/inet_common.h:56 [inline] icmpv6_sk_exit+0x11f/0x1c0 net/ipv6/icmp.c:974 ops_exit_list.isra.0+0xaa/0x150 net/core/net_namespace.c:154 cleanup_net+0x3fb/0x960 net/core/net_namespace.c:553 process_one_work+0x989/0x1790 kernel/workqueue.c:2269 worker_thread+0x98/0xe40 kernel/workqueue.c:2415 kthread+0x354/0x420 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Modules linked in: ---[ end trace fb0dc32d82c44a7f ]--- RIP: 0010:__sock_release+0x2d/0x2a0 net/socket.c:602 Code: e5 41 57 41 56 41 55 41 54 49 89 f4 53 48 89 fb e8 68 ca f7 fb 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 f5 01 00 00 4c 8b 6b 28 4d 85 ed 0f 84 e9 00 00 RSP: 0018:ffff888090dffb70 EFLAGS: 00010a06 RAX: dffffc0000000000 RBX: ff85fb40b0000000 RCX: 1ffffffff10e9c4d RDX: 1ff0bf6816000005 RSI: ffffffff8578da08 RDI: ff85fb40b0000000 RBP: ffff888090dffb98 R08: ffff88808f420540 R09: ffffed1015d06be0 R10: ffffed1015d06bdf R11: ffff8880ae835efb R12: 0000000000000000 R13: 0000000000000007 R14: ff85fb40b0000028 R15: ffff8880795a8e15 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600400 CR3: 0000000099c56000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400