------------[ cut here ]------------ kernel BUG at net/core/skbuff.c:2490! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 17559 Comm: syz-executor.4 Not tainted 6.2.0-rc4-syzkaller-00687-g32e54254bab8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:__pskb_pull_tail+0x1196/0x1740 net/core/skbuff.c:2490 Code: 98 c8 00 00 00 e9 c7 f6 ff ff e8 85 26 bd f9 48 8b 3c 24 be 02 00 00 00 e8 37 a6 ff ff 45 31 e4 e9 b4 f6 ff ff e8 6a 26 bd f9 <0f> 0b e8 63 26 bd f9 4c 8b 7c 24 38 49 83 ef 01 e9 fb f4 ff ff 48 RSP: 0018:ffffc90005a9f960 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 00000000fffffff2 RCX: 0000000000000000 RDX: ffff88801b4957c0 RSI: ffffffff87c43c36 RDI: 0000000000000005 RBP: ffffc90005a9f9e8 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000fffffff2 R11: 0000000000000000 R12: 0000000000000ec0 R13: ffff88807f768000 R14: ffff888027da21f0 R15: ffff8880702f4000 FS: 000055555714e400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd1adad56be CR3: 000000004b4a9000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __skb_linearize include/linux/skbuff.h:3668 [inline] skb_linearize include/linux/skbuff.h:3680 [inline] tipc_msg_reverse+0x6dd/0x970 net/tipc/msg.c:627 tipc_sk_respond+0x1f0/0x8b0 net/tipc/socket.c:293 tsk_rej_rx_queue+0x106/0x1d0 net/tipc/socket.c:314 __tipc_shutdown+0x9ea/0xeb0 net/tipc/socket.c:578 tipc_release+0x174/0x1a90 net/tipc/socket.c:643 __sock_release+0xcd/0x280 net/socket.c:651 sock_close+0x1c/0x20 net/socket.c:1390 __fput+0x27c/0xa90 fs/file_table.c:320 task_work_run+0x16f/0x270 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x23c/0x250 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:296 do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3f28e3df7b Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44 RSP: 002b:00007ffc20ef0ad0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f3f28e3df7b RDX: 00007f3f28a02010 RSI: ffffffffffffffff RDI: 0000000000000003 RBP: 00007f3f28fad980 R08: 0000000000000000 R09: 00007f3f28a00000 R10: 00007f3f28a02018 R11: 0000000000000293 R12: 00000000000592c9 R13: 00007ffc20ef0bd0 R14: 00007f3f28fabf80 R15: 0000000000000032 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__pskb_pull_tail+0x1196/0x1740 net/core/skbuff.c:2490 Code: 98 c8 00 00 00 e9 c7 f6 ff ff e8 85 26 bd f9 48 8b 3c 24 be 02 00 00 00 e8 37 a6 ff ff 45 31 e4 e9 b4 f6 ff ff e8 6a 26 bd f9 <0f> 0b e8 63 26 bd f9 4c 8b 7c 24 38 49 83 ef 01 e9 fb f4 ff ff 48 RSP: 0018:ffffc90005a9f960 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 00000000fffffff2 RCX: 0000000000000000 RDX: ffff88801b4957c0 RSI: ffffffff87c43c36 RDI: 0000000000000005 RBP: ffffc90005a9f9e8 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000fffffff2 R11: 0000000000000000 R12: 0000000000000ec0 R13: ffff88807f768000 R14: ffff888027da21f0 R15: ffff8880702f4000 FS: 000055555714e400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd1adad56be CR3: 000000004b4a9000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400