------------[ cut here ]------------
kernel BUG at net/phonet/socket.c:213!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 20351 Comm: syz-executor.2 Not tainted 5.11.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:pn_socket_autobind net/phonet/socket.c:213 [inline]
RIP: 0010:pn_socket_autobind+0x13c/0x160 net/phonet/socket.c:202
Code: 44 05 00 00 00 00 00 48 8b 44 24 58 65 48 2b 04 25 28 00 00 00 75 26 48 83 c4 60 44 89 e0 5b 5d 41 5c 41 5d c3 e8 a4 47 5a f9 <0f> 0b e8 ad 20 9d f9 eb 9f e8 c6 20 9d f9 e9 6d ff ff ff e8 bc 8a
RSP: 0018:ffffc90021137a80 EFLAGS: 00010216
RAX: 00000000000000ee RBX: 0000000000000000 RCX: ffffc9000cfc6000
RDX: 0000000000040000 RSI: ffffffff881883dc RDI: 0000000000000003
RBP: 1ffff92004226f50 R08: 00000000ffffffea R09: 0000000000000000
R10: ffffffff8818839c R11: 0000000000000000 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff88808a903f40 R15: 0000000000000000
FS:  00007f3309e37700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f93abf82000 CR3: 000000008a132000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 pn_socket_sendmsg+0x40/0xd0 net/phonet/socket.c:423
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:672
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2345
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2399
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2432
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45e219
Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f3309e36c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e219
RDX: 0000000000000080 RSI: 0000000020000180 RDI: 0000000000000003
RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c
R13: 00007ffe855d748f R14: 00007f3309e379c0 R15: 000000000119bf8c
Modules linked in:
---[ end trace d9d7d767bdb32bd0 ]---
RIP: 0010:pn_socket_autobind net/phonet/socket.c:213 [inline]
RIP: 0010:pn_socket_autobind+0x13c/0x160 net/phonet/socket.c:202
Code: 44 05 00 00 00 00 00 48 8b 44 24 58 65 48 2b 04 25 28 00 00 00 75 26 48 83 c4 60 44 89 e0 5b 5d 41 5c 41 5d c3 e8 a4 47 5a f9 <0f> 0b e8 ad 20 9d f9 eb 9f e8 c6 20 9d f9 e9 6d ff ff ff e8 bc 8a
RSP: 0018:ffffc90021137a80 EFLAGS: 00010216
RAX: 00000000000000ee RBX: 0000000000000000 RCX: ffffc9000cfc6000
RDX: 0000000000040000 RSI: ffffffff881883dc RDI: 0000000000000003
RBP: 1ffff92004226f50 R08: 00000000ffffffea R09: 0000000000000000
R10: ffffffff8818839c R11: 0000000000000000 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff88808a903f40 R15: 0000000000000000
FS:  00007f3309e37700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ef23000 CR3: 000000008a132000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400