kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN CPU: 0 PID: 6495 Comm: syz-executor085 Not tainted 4.18.0-next-20180823+ #46 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:get_work_pool+0x19f/0x260 kernel/workqueue.c:716 Code: 48 83 c4 60 5b 41 5c 41 5d 41 5e 5d c3 e8 a9 76 2d 00 48 81 e3 00 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 9e 00 00 00 48 8b 1b eb 99 e8 7d 76 2d 00 e8 c8 RSP: 0018:ffff8801aba86f40 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: 00000000fffffe00 RCX: ffffffff814f4bca RDX: 000000001fffffc0 RSI: ffffffff814f4c47 RDI: 0000000000000007 RBP: ffff8801aba86fc0 R08: ffff8801c6560480 R09: ffffed003b6046de R10: ffffed003b6046de R11: ffff8801db0236f3 R12: 0000000000000004 R13: 1ffff10035750de8 R14: ffff8801aba86fa0 R15: 0000000000000000 FS: 0000000001a71880(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000300 CR3: 00000001b8d9f000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __queue_work+0x319/0x12f0 kernel/workqueue.c:1401 queue_work_on+0x19a/0x1e0 kernel/workqueue.c:1486 queue_work include/linux/workqueue.h:512 [inline] schedule_work include/linux/workqueue.h:570 [inline] xfrm_policy_insert+0xe66/0x16d0 net/xfrm/xfrm_policy.c:803 xfrm_add_policy+0x2c8/0x750 net/xfrm/xfrm_user.c:1642 xfrm_user_rcv_msg+0x455/0x8b0 net/xfrm/xfrm_user.c:2650 netlink_rcv_skb+0x172/0x440 net/netlink/af_netlink.c:2454 xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2658 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x5a0/0x760 net/netlink/af_netlink.c:1343 netlink_sendmsg+0xa18/0xfc0 net/netlink/af_netlink.c:1908 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:632 ___sys_sendmsg+0x7fd/0x930 net/socket.c:2115 __sys_sendmsg+0x11d/0x290 net/socket.c:2153 __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2160 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4413e9 Code: e8 6c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fff4b61d4e8 EFLAGS: 00000213 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004413e9 RDX: 000000000000c800 RSI: 0000000020000500 RDI: 0000000000000003 RBP: 0000000000008d14 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000000000 R13: 00000000004022d0 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace a4e75d8153a0d299 ]--- general protection fault: 0000 [#2] SMP KASAN CPU: 1 PID: 6632 Comm: syz-executor085 Tainted: G D 4.18.0-next-20180823+ #46 RIP: 0010:get_work_pool+0x19f/0x260 kernel/workqueue.c:716 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Code: 48 83 c4 60 5b 41 5c 41 5d 41 5e 5d c3 e8 a9 76 2d 00 48 81 e3 00 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 9e 00 00 00 48 8b 1b eb 99 e8 7d 76 2d 00 e8 c8 RIP: 0010:get_work_pool+0x19f/0x260 kernel/workqueue.c:716 RSP: 0018:ffff8801aba86f40 EFLAGS: 00010006 Code: 48 83 c4 60 5b 41 5c 41 5d 41 5e 5d c3 e8 a9 76 2d 00 48 81 e3 00 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 9e 00 00 00 48 8b 1b eb 99 e8 7d 76 2d 00 e8 c8 RSP: 0018:ffff8801bdd76f40 EFLAGS: 00010046 RAX: dffffc0000000000 RBX: 00000000fffffe00 RCX: ffffffff814f4bca RDX: 000000001fffffc0 RSI: ffffffff814f4c47 RDI: 0000000000000007 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff814f4bca RBP: ffff8801aba86fc0 R08: ffff8801c6560480 R09: ffffed003b6046de RDX: 0000000000000000 RSI: ffffffff814f4c47 RDI: 0000000000000007 R10: ffffed003b6046de R11: ffff8801db0236f3 R12: 0000000000000004 RBP: ffff8801bdd76fc0 R08: ffff8801d44a2580 R09: ffffed0035d523be R13: 1ffff10035750de8 R14: ffff8801aba86fa0 R15: 0000000000000000 R10: ffffed0035d523be R11: ffff8801aea91df7 R12: 0000000000000004 FS: 0000000001a71880(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 R13: 1ffff10037baede8 R14: ffff8801bdd76fa0 R15: 0000000000000001 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 FS: 0000000001a71880(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 CR2: 0000000020000300 CR3: 00000001b8d9f000 CR4: 00000000001406f0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 CR2: 0000000020000300 CR3: 00000001bb1d7000 CR4: 00000000001406e0 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000