kobject: (00000000fed3932d): attempted to be registered with empty name!
WARNING: CPU: 1 PID: 28045 at lib/kobject.c:234 kobject_add_internal+0x797/0x990 lib/kobject.c:234
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 28045 Comm: syz-executor.5 Not tainted 5.6.0-rc7-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+0x188/0x20d lib/dump_stack.c:118
 panic+0x2e3/0x75c kernel/panic.c:221
 __warn.cold+0x2f/0x35 kernel/panic.c:582
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 fixup_bug arch/x86/kernel/traps.c:169 [inline]
 do_error_trap+0x12b/0x220 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:kobject_add_internal+0x797/0x990 lib/kobject.c:234
Code: bf 31 f3 f9 e9 02 f9 ff ff 4c 89 ef e8 e2 31 f3 f9 e9 9f f9 ff ff e8 08 5d b6 f9 48 89 ee 48 c7 c7 40 86 fa 88 e8 11 6e 88 f9 <0f> 0b 41 bc ea ff ff ff e9 53 ff ff ff e8 e7 5c b6 f9 0f 0b e8 e0
RSP: 0018:ffffc90001f96fb0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000027f42 RSI: ffffffff815c1011 RDI: fffff520003f2de8
RBP: ffff88804f804668 R08: ffff88809f594000 R09: ffffed1015ce6659
R10: ffffed1015ce6658 R11: ffff8880ae7332c7 R12: ffff88804f804668
R13: 0000000000000000 R14: ffff88809f073580 R15: 0000000000000001
 kobject_add_varg lib/kobject.c:390 [inline]
 kobject_add+0x150/0x1c0 lib/kobject.c:442
 device_add+0x391/0x1bc0 drivers/base/core.c:2425
 ib_register_device drivers/infiniband/core/device.c:1371 [inline]
 ib_register_device+0x8cb/0xda0 drivers/infiniband/core/device.c:1343
 siw_device_register drivers/infiniband/sw/siw/siw_main.c:70 [inline]
 siw_newlink drivers/infiniband/sw/siw/siw_main.c:565 [inline]
 siw_newlink+0xdef/0x1310 drivers/infiniband/sw/siw/siw_main.c:542
 nldev_newlink+0x27f/0x400 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+0x586/0x900 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline]
 netlink_unicast+0x537/0x740 net/netlink/af_netlink.c:1329
 netlink_sendmsg+0x882/0xe10 net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:672
 ____sys_sendmsg+0x6b9/0x7d0 net/socket.c:2345
 ___sys_sendmsg+0x100/0x170 net/socket.c:2399
 __sys_sendmsg+0xec/0x1b0 net/socket.c:2432
 do_syscall_64+0xf6/0x7d0 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45c849
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:00007fb41522bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fb41522c6d4 RCX: 000000000045c849
RDX: 0000000000000000 RSI: 00000000200031c0 RDI: 0000000000000003
RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000009a6 R14: 00000000004d5d50 R15: 000000000076bf0c
Kernel Offset: disabled
Rebooting in 86400 seconds..