random: sshd: uninitialized urandom read (32 bytes read)
random: sshd: uninitialized urandom read (32 bytes read)
kasan: CONFIG_KASAN_INLINE enabled
IPVS: ftp: loaded support on port[0] = 21
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 5596 Comm: syz-executor264 Not tainted 4.19.0-rc3-next-20180912+ #72
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:mqueue_get_tree+0xba/0x2e0 ipc/mqueue.c:362
Code: 4c 8d b3 98 00 00 00 4d 85 ed 0f 84 d1 00 00 00 e8 6b 44 3f fe 49 8d 7d 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 e3 01 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b
RSP: 0018:ffff8801c969f928 EFLAGS: 00010a06
RAX: dffffc0000000000 RBX: ffff8801cdaee140 RCX: ffffffff8160aca1
RDX: 102c003ee00001b1 RSI: ffffffff833deb15 RDI: 816001f700000d88
RBP: ffff8801c969f948 R08: fffffbfff13555fd R09: fffffbfff13555fc
R10: fffffbfff13555fc R11: ffffffff89aaafe3 R12: ffff8801d7ac2e40
R13: 816001f700000d80 R14: ffff8801cdaee1d8 R15: ffff8801cdaee1d8
FS:  0000000001e29880(0000) GS:ffff8801dac00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000046df30 CR3: 00000001d9295000 CR4: 00000000001406f0
Call Trace:
 vfs_get_tree+0x1cb/0x5c0 fs/super.c:1787
 mq_create_mount+0xe3/0x190 ipc/mqueue.c:415
 mq_init_ns+0x15a/0x210 ipc/mqueue.c:1621
 create_ipc_ns ipc/namespace.c:58 [inline]
 copy_ipcs+0x3d2/0x580 ipc/namespace.c:84
 create_new_namespaces+0x376/0x900 kernel/nsproxy.c:87
 unshare_nsproxy_namespaces+0xc3/0x1f0 kernel/nsproxy.c:206
 ksys_unshare+0x79c/0x10b0 kernel/fork.c:2535
 __do_sys_unshare kernel/fork.c:2603 [inline]
 __se_sys_unshare kernel/fork.c:2601 [inline]
 __x64_sys_unshare+0x31/0x40 kernel/fork.c:2601
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x445587
Code: 00 00 00 b8 63 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 8d d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 6d d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffca8e77418 EFLAGS: 00000217 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007ffca8e77480 RCX: 0000000000445587
RDX: 0000000000000000 RSI: 00007ffca8e77420 RDI: 0000000008000000
RBP: 585858582e72656c R08: 0000000000000000 R09: 0000000001e29880
R10: 0000000000000000 R11: 0000000000000217 R12: 6c616b7a79732f2e
R13: 0000000000403210 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace c936530f40da7e5d ]---
RIP: 0010:mqueue_get_tree+0xba/0x2e0 ipc/mqueue.c:362
Code: 4c 8d b3 98 00 00 00 4d 85 ed 0f 84 d1 00 00 00 e8 6b 44 3f fe 49 8d 7d 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 e3 01 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b
RSP: 0018:ffff8801c969f928 EFLAGS: 00010a06
RAX: dffffc0000000000 RBX: ffff8801cdaee140 RCX: ffffffff8160aca1
RDX: 102c003ee00001b1 RSI: ffffffff833deb15 RDI: 816001f700000d88
RBP: ffff8801c969f948 R08: fffffbfff13555fd R09: fffffbfff13555fc
R10: fffffbfff13555fc R11: ffffffff89aaafe3 R12: ffff8801d7ac2e40
R13: 816001f700000d80 R14: ffff8801cdaee1d8 R15: ffff8801cdaee1d8
FS:  0000000001e29880(0000) GS:ffff8801dac00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000046df30 CR3: 00000001d9295000 CR4: 00000000001406f0