kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 20518 Comm: syz-executor3 Not tainted 5.0.0-rc1+ #18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:smc_diag_msg_common_fill net/smc/smc_diag.c:43 [inline]
RIP: 0010:__smc_diag_dump.isra.0+0x32a/0x2ba0 net/smc/smc_diag.c:93
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 26 25 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 20 49 8d 7f 0e 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 d2
kobject: 'kvm' (000000007efe895a): kobject_uevent_env
RSP: 0018:ffff88805ef9f0f0 EFLAGS: 00010203
RAX: dffffc0000000000 RBX: ffff8880a8d08ac0 RCX: ffffc90011eab000
RDX: 0000000000000001 RSI: ffffffff87b6cca2 RDI: 000000000000000e
RBP: ffff88805ef9f3b8 R08: ffff888059fbe600 R09: ffff88805f2043f4
R10: ffffed100be40874 R11: ffff88805f2043a3 R12: ffff8880904c3920
R13: ffff88805f2043a4 R14: ffff8880a8d08f20 R15: 0000000000000000
kobject: 'kvm' (000000007efe895a): kobject_uevent_env
FS:  0000000000000000(0000) GS:ffff8880ae700000(0063) knlGS:00000000f5fe8b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 0000000009fc91b4 CR3: 000000008f50c000 CR4: 00000000001426e0
kobject: 'kvm' (000000007efe895a): kobject_uevent_env
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
kobject: 'kvm' (000000007efe895a): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (000000007efe895a): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (000000007efe895a): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (000000007efe895a): kobject_uevent_env
kobject: 'kvm' (000000007efe895a): fill_kobj_path: path = '/devices/virtual/misc/kvm'
 smc_diag_dump_proto.isra.0+0x2e7/0x3c0 net/smc/smc_diag.c:211
 smc_diag_dump+0x27/0x80 net/smc/smc_diag.c:225
 netlink_dump+0x5f2/0x1070 net/netlink/af_netlink.c:2244
 __netlink_dump_start+0x5b4/0x7e0 net/netlink/af_netlink.c:2352
 netlink_dump_start include/linux/netlink.h:225 [inline]
 smc_diag_handler_dump+0x2a7/0x350 net/smc/smc_diag.c:242
 __sock_diag_cmd net/core/sock_diag.c:232 [inline]
 sock_diag_rcv_msg+0x322/0x410 net/core/sock_diag.c:263
 netlink_rcv_skb+0x17d/0x410 net/netlink/af_netlink.c:2477
 sock_diag_rcv+0x2b/0x40 net/core/sock_diag.c:274
 netlink_unicast_kernel net/netlink/af_netlink.c:1310 [inline]
 netlink_unicast+0x574/0x770 net/netlink/af_netlink.c:1336
 netlink_sendmsg+0xa05/0xf90 net/netlink/af_netlink.c:1917
 sock_sendmsg_nosec net/socket.c:621 [inline]
 sock_sendmsg+0xdd/0x130 net/socket.c:631
 ___sys_sendmsg+0x7ec/0x910 net/socket.c:2116
 __sys_sendmsg+0x112/0x270 net/socket.c:2154
 __compat_sys_sendmsg net/compat.c:757 [inline]
 __do_compat_sys_sendmsg net/compat.c:764 [inline]
 __se_compat_sys_sendmsg net/compat.c:761 [inline]
 __ia32_compat_sys_sendmsg+0x7a/0xb0 net/compat.c:761
 do_syscall_32_irqs_on arch/x86/entry/common.c:326 [inline]
 do_fast_syscall_32+0x333/0xf98 arch/x86/entry/common.c:397
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7fec869
Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 002b:00000000f5fe80cc EFLAGS: 00000296 ORIG_RAX: 0000000000000172
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000020000040
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace 7ccdfc96860a459b ]---
RIP: 0010:smc_diag_msg_common_fill net/smc/smc_diag.c:43 [inline]
RIP: 0010:__smc_diag_dump.isra.0+0x32a/0x2ba0 net/smc/smc_diag.c:93
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 26 25 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 20 49 8d 7f 0e 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 d2
RSP: 0018:ffff88805ef9f0f0 EFLAGS: 00010203
RAX: dffffc0000000000 RBX: ffff8880a8d08ac0 RCX: ffffc90011eab000
RDX: 0000000000000001 RSI: ffffffff87b6cca2 RDI: 000000000000000e
RBP: ffff88805ef9f3b8 R08: ffff888059fbe600 R09: ffff88805f2043f4
R10: ffffed100be40874 R11: ffff88805f2043a3 R12: ffff8880904c3920
R13: ffff88805f2043a4 R14: ffff8880a8d08f20 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880ae700000(0063) knlGS:00000000f5fe8b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 0000000009fc91b4 CR3: 000000008f50c000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400