------------[ cut here ]------------
kobject: (00000000dbea3aaa): attempted to be registered with empty name!
WARNING: CPU: 1 PID: 15819 at lib/kobject.c:236 kobject_add_internal+0x12c/0xaa0 lib/kobject.c:234
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 15819 Comm: syz-executor.1 Not tainted 5.6.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fb/0x318 lib/dump_stack.c:118
 panic+0x264/0x7a9 kernel/panic.c:221
 __warn+0x209/0x210 kernel/panic.c:582
 report_bug+0x1b6/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 do_error_trap+0xcf/0x1c0 arch/x86/kernel/traps.c:267
 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:kobject_add_internal+0x12c/0xaa0 lib/kobject.c:234
Code: 64 f9 41 be fe ff ff ff e9 59 06 00 00 e8 4c 63 64 f9 eb 05 e8 45 63 64 f9 48 c7 c7 23 8c 08 89 4c 89 ee 31 c0 e8 f4 28 36 f9 <0f> 0b 41 be ea ff ff ff e9 2f 06 00 00 48 89 45 b8 e8 1e 63 64 f9
RSP: 0018:ffffc90001ed7300 EFLAGS: 00010246
RAX: 23607da165fa6200 RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc90006001000 RSI: 0000000000012101 RDI: 0000000000012102
RBP: ffffc90001ed7380 R08: ffffffff81601324 R09: ffffed1015d66618
R10: ffffed1015d66618 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff888097640668 R14: 1ffff11012ec80cd R15: 0000000000000000
 kobject_add_varg lib/kobject.c:390 [inline]
 kobject_add+0xef/0x190 lib/kobject.c:442
 device_add+0x4b2/0x1ad0 drivers/base/core.c:2412
 ib_register_device+0x11df/0x15b0 drivers/infiniband/core/device.c:1371
 siw_device_register drivers/infiniband/sw/siw/siw_main.c:70 [inline]
 siw_newlink+0xab9/0xfb0 drivers/infiniband/sw/siw/siw_main.c:565
 nldev_newlink+0x403/0x4a0 drivers/infiniband/core/nldev.c:1538
 rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:195 [inline]
 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 rdma_nl_rcv+0x701/0xa20 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline]
 netlink_unicast+0x766/0x920 net/netlink/af_netlink.c:1329
 netlink_sendmsg+0xa2b/0xd40 net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg net/socket.c:672 [inline]
 ____sys_sendmsg+0x4f7/0x7f0 net/socket.c:2343
 ___sys_sendmsg net/socket.c:2397 [inline]
 __sys_sendmsg+0x1ed/0x290 net/socket.c:2430
 __do_sys_sendmsg net/socket.c:2439 [inline]
 __se_sys_sendmsg net/socket.c:2437 [inline]
 __x64_sys_sendmsg+0x7f/0x90 net/socket.c:2437
 do_syscall_64+0xf7/0x1c0 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45c479
Code: ad b6 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f0495810c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f04958116d4 RCX: 000000000045c479
RDX: 0000000000000000 RSI: 00000000200031c0 RDI: 0000000000000003
RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000009a3 R14: 00000000004d56e8 R15: 000000000076bf2c
Kernel Offset: disabled
Rebooting in 86400 seconds..