random: sshd: uninitialized urandom read (32 bytes read, 110 bits of entropy available) ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3332 at net/xfrm/xfrm_user.c:2172 xfrm_add_acquire+0x95e/0xcb0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_user.c:2172() BAD policy passed Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 3332 Comm: syzkaller445697 Not tainted 4.4.104-ged884eb #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 63a565f30b1608e5 ffff8800b7e7f3b8 ffffffff81cc9b0f ffffffff83842ac0 ffff8800b7e7f490 ffff8800b7e7f480 ffffffff813fc616 0000000041b58ab3 ffffffff83fa5588 ffffffff813fc48f 0000000000000011 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] panic+0x187/0x2f1 /syzkaller/managers/android-44-kasan-gce/kernel/kernel/panic.c:112 [] warn_slowpath_common+0x108/0x120 /syzkaller/managers/android-44-kasan-gce/kernel/kernel/panic.c:455 [] warn_slowpath_fmt+0xa7/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/kernel/panic.c:471 [] xfrm_add_acquire+0x95e/0xcb0 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_user.c:2172 [] xfrm_user_rcv_msg+0x398/0x730 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_user.c:2525 [] netlink_rcv_skb+0x11f/0x330 /syzkaller/managers/android-44-kasan-gce/kernel/net/netlink/af_netlink.c:2305 [] xfrm_netlink_rcv+0x69/0x90 /syzkaller/managers/android-44-kasan-gce/kernel/net/xfrm/xfrm_user.c:2533 [] netlink_unicast_kernel /syzkaller/managers/android-44-kasan-gce/kernel/net/netlink/af_netlink.c:1223 [inline] [] netlink_unicast+0x4c5/0x760 /syzkaller/managers/android-44-kasan-gce/kernel/net/netlink/af_netlink.c:1249 [] netlink_sendmsg+0x832/0xbc0 /syzkaller/managers/android-44-kasan-gce/kernel/net/netlink/af_netlink.c:1803 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..