------------[ cut here ]------------ Trying to vfree() nonexistent vm area (ffffc90009239000) WARNING: CPU: 1 PID: 14103 at mm/vmalloc.c:2641 __vunmap+0x154/0xd30 mm/vmalloc.c:2641 Modules linked in: CPU: 1 PID: 14103 Comm: syz-executor.1 Not tainted 5.19.0-rc1-syzkaller-00340-ge10b02ee5b6c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__vunmap+0x154/0xd30 mm/vmalloc.c:2641 Code: 85 75 ff ff ff e8 cc ba bf ff 48 c7 c7 c0 84 eb 8b e8 a0 35 bf 07 e8 bb ba bf ff 48 89 ee 48 c7 c7 a0 a0 d8 89 e8 7a 26 77 07 <0f> 0b 48 83 c4 40 5b 5d 41 5c 41 5d 41 5e 41 5f e9 97 ba bf ff e8 RSP: 0018:ffffc9000851f2d0 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888025411d80 RSI: ffffffff8160dc48 RDI: fffff520010a3e4c RBP: ffffc90009239000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000001 R12: dffffc0000000000 R13: ffff88801bd070c0 R14: ffffc90009260000 R15: ffffe8ffffc66c98 FS: 00007f10167c7700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb6feb691b8 CR3: 0000000042a16000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __vfree+0x3c/0xd0 mm/vmalloc.c:2713 vfree+0x5a/0x90 mm/vmalloc.c:2744 ipcomp_free_scratches+0xc4/0x160 net/xfrm/xfrm_ipcomp.c:203 ipcomp_free_data net/xfrm/xfrm_ipcomp.c:312 [inline] ipcomp_init_state+0x74a/0xa60 net/xfrm/xfrm_ipcomp.c:364 ipcomp6_init_state+0xc2/0x700 net/ipv6/ipcomp6.c:154 __xfrm_init_state+0x995/0x15c0 net/xfrm/xfrm_state.c:2667 xfrm_state_construct net/xfrm/xfrm_user.c:636 [inline] xfrm_add_sa+0x1f57/0x3670 net/xfrm/xfrm_user.c:693 xfrm_user_rcv_msg+0x437/0xa30 net/xfrm/xfrm_user.c:2924 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2501 xfrm_netlink_rcv+0x6b/0x90 net/xfrm/xfrm_user.c:2946 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x917/0xe10 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x6eb/0x810 net/socket.c:2492 ___sys_sendmsg+0xf3/0x170 net/socket.c:2546 __sys_sendmsg net/socket.c:2575 [inline] __do_sys_sendmsg net/socket.c:2584 [inline] __se_sys_sendmsg net/socket.c:2582 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2582 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 RIP: 0033:0x7f1015689109 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f10167c7168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f101579bf60 RCX: 00007f1015689109 RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000004 RBP: 00007f10156e30ad R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff517bdc4f R14: 00007f10167c7300 R15: 0000000000022000