random: sshd: uninitialized urandom read (32 bytes read)
random: sshd: uninitialized urandom read (32 bytes read)
random: sshd: uninitialized urandom read (32 bytes read)
audit: type=1400 audit(1572142299.544:36): avc: denied { map } for pid=6997 comm="syz-executor162" path="/root/syz-executor162179496" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
==================================================================
BUG: unable to handle kernel NULL pointer dereference
BUG: KASAN: null-ptr-deref in memcpy include/linux/string.h:347 [inline]
BUG: KASAN: null-ptr-deref in llcp_sock_getname+0x38f/0x4a0 net/nfc/llcp_sock.c:532
Read of size 3 at addr (null) by task syz-executor162/7005
at (null)
IP: memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:54
CPU: 0 PID: 7005 Comm: syz-executor162 Not tainted 4.14.150 #0
PGD 76fdb067
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
P4D 76fdb067
Call Trace:
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x138/0x197 lib/dump_stack.c:53
kasan_report_error mm/kasan/report.c:349 [inline]
kasan_report mm/kasan/report.c:409 [inline]
kasan_report.cold+0x127/0x2af mm/kasan/report.c:393
check_memory_region_inline mm/kasan/kasan.c:260 [inline]
check_memory_region+0x123/0x190 mm/kasan/kasan.c:267
PUD a0a2f067
memcpy+0x24/0x50 mm/kasan/kasan.c:302
PMD 0
memcpy include/linux/string.h:347 [inline]
llcp_sock_getname+0x38f/0x4a0 net/nfc/llcp_sock.c:532
Oops: 0000 [#1] PREEMPT SMP KASAN
SYSC_getpeername+0x120/0x270 net/socket.c:1715
Modules linked in:
CPU: 1 PID: 7006 Comm: syz-executor162 Not tainted 4.14.150 #0
SyS_getpeername+0x24/0x30 net/socket.c:1699
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8880a59d0580 task.stack: ffff8880996b0000
do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
RIP: 0010:memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:54
RSP: 0018:ffff8880996b7d20 EFLAGS: 00010246
entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x441299
RAX: ffff8880996b7e0a RBX: ffff8880996b7df8 RCX: 0000000000000003
RSP: 002b:00007fff87920a38 EFLAGS: 00000246
RDX: 0000000000000003 RSI: 0000000000000000 RDI: ffff8880996b7e0a
ORIG_RAX: 0000000000000034
RBP: ffff8880996b7d40 R08: 1ffff110132d6fc1 R09: ffffed10132d6fc2
R10: ffffed10132d6fc1 R11: ffff8880996b7e0c R12: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441299
R13: ffff8880996b7e0a R14: 0000000000000000 R15: ffffffff87069c40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8
FS: 000000000251b880(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000
R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402010
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
R13: 00000000004020a0 R14: 0000000000000000 R15: 0000000000000000
CR2: 0000000000000000 CR3: 000000008cdfd000 CR4: 00000000001406e0
==================================================================
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000