infiniband syz: set active
infiniband syz: added veth0_vlan
RDS/IB: syz: added
smc: adding ib device syz with port count 1
smc:    ib device syz port 1 has pnetid 
general protection fault, probably for non-canonical address 0xdffffc000000000a: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000050-0x0000000000000057]
CPU: 1 PID: 5884 Comm: syz-executor863 Not tainted 5.11.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:dev_name include/linux/device.h:606 [inline]
RIP: 0010:smc_pnet_find_ib net/smc/smc_pnet.c:313 [inline]
RIP: 0010:smc_pnet_add_ib net/smc/smc_pnet.c:413 [inline]
RIP: 0010:smc_pnet_enter net/smc/smc_pnet.c:512 [inline]
RIP: 0010:smc_pnet_add+0x8a4/0x11b0 net/smc/smc_pnet.c:555
Code: 49 8d be 30 07 00 00 48 89 f8 48 c1 e8 03 80 3c 18 00 0f 85 eb 06 00 00 4d 8b b6 30 07 00 00 49 8d 7e 50 48 89 f8 48 c1 e8 03 <80> 3c 18 00 0f 85 fd 06 00 00 49 8b 7e 50 48 85 ff 0f 85 54 ff ff
RSP: 0018:ffffc90001caf578 EFLAGS: 00010206
RAX: 000000000000000a RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000003 RSI: ffff88802ffb7c1b RDI: 0000000000000050
RBP: ffff88802ffb7c18 R08: 0000000000000000 R09: ffffffff8c1142d7
R10: fffffbfff182285a R11: 0000000000000000 R12: ffff888149bf6900
R13: ffff88802c21c010 R14: 0000000000000000 R15: ffff88802c21c000
FS:  000055555654b300(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff8e9de6a8 CR3: 0000000013583000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 genl_family_rcv_msg_doit+0x1e4/0x2f0 net/netlink/genetlink.c:739
 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]
 genl_rcv_msg+0x27d/0x490 net/netlink/genetlink.c:800
 netlink_rcv_skb+0x118/0x370 net/netlink/af_netlink.c:2494
 genl_rcv+0x1f/0x30 net/netlink/genetlink.c:811
 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline]
 netlink_unicast+0x42e/0x700 net/netlink/af_netlink.c:1330
 netlink_sendmsg+0x70e/0xbe0 net/netlink/af_netlink.c:1919
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg+0xab/0xe0 net/socket.c:672
 ____sys_sendmsg+0x5bf/0x7a0 net/socket.c:2345
 ___sys_sendmsg+0xd3/0x150 net/socket.c:2399
 __sys_sendmsg+0xb2/0x140 net/socket.c:2432
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fee06b5a5c9
Code: 28 c3 e8 7a 15 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffdfb49b98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fee06b5a5c9
RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000005
RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000055555654b2c0
R13: 0000000000000011 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace 348661a978eb2e8e ]---
RIP: 0010:dev_name include/linux/device.h:606 [inline]
RIP: 0010:smc_pnet_find_ib net/smc/smc_pnet.c:313 [inline]
RIP: 0010:smc_pnet_add_ib net/smc/smc_pnet.c:413 [inline]
RIP: 0010:smc_pnet_enter net/smc/smc_pnet.c:512 [inline]
RIP: 0010:smc_pnet_add+0x8a4/0x11b0 net/smc/smc_pnet.c:555
Code: 49 8d be 30 07 00 00 48 89 f8 48 c1 e8 03 80 3c 18 00 0f 85 eb 06 00 00 4d 8b b6 30 07 00 00 49 8d 7e 50 48 89 f8 48 c1 e8 03 <80> 3c 18 00 0f 85 fd 06 00 00 49 8b 7e 50 48 85 ff 0f 85 54 ff ff
RSP: 0018:ffffc90001caf578 EFLAGS: 00010206
RAX: 000000000000000a RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000003 RSI: ffff88802ffb7c1b RDI: 0000000000000050
RBP: ffff88802ffb7c18 R08: 0000000000000000 R09: ffffffff8c1142d7
R10: fffffbfff182285a R11: 0000000000000000 R12: ffff888149bf6900
R13: ffff88802c21c010 R14: 0000000000000000 R15: ffff88802c21c000
FS:  000055555654b300(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff8e9de6a8 CR3: 0000000013583000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	49 8d be 30 07 00 00 	lea    0x730(%r14),%rdi
   7:	48 89 f8             	mov    %rdi,%rax
   a:	48 c1 e8 03          	shr    $0x3,%rax
   e:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1)
  12:	0f 85 eb 06 00 00    	jne    0x703
  18:	4d 8b b6 30 07 00 00 	mov    0x730(%r14),%r14
  1f:	49 8d 7e 50          	lea    0x50(%r14),%rdi
  23:	48 89 f8             	mov    %rdi,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1) <-- trapping instruction
  2e:	0f 85 fd 06 00 00    	jne    0x731
  34:	49 8b 7e 50          	mov    0x50(%r14),%rdi
  38:	48 85 ff             	test   %rdi,%rdi
  3b:	0f                   	.byte 0xf
  3c:	85 54 ff ff          	test   %edx,-0x1(%rdi,%rdi,8)