Warning: Permanently added '10.128.0.186' (ECDSA) to the list of known hosts. executing program [ 54.122628] audit: type=1400 audit(1554942815.329:36): avc: denied { map } for pid=7821 comm="syz-executor651" path="/root/syz-executor651039069" 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 [ 54.127477] netlink: 'syz-executor651': attribute type 3 has an invalid length. [ 54.149777] audit: type=1400 audit(1554942815.329:37): avc: denied { create } for pid=7821 comm="syz-executor651" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 54.157609] netlink: 'syz-executor651': attribute type 2 has an invalid length. [ 54.182043] audit: type=1400 audit(1554942815.329:38): avc: denied { write } for pid=7821 comm="syz-executor651" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 54.189816] kasan: CONFIG_KASAN_INLINE enabled [ 54.218802] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 54.226512] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 54.232756] CPU: 0 PID: 7821 Comm: syz-executor651 Not tainted 4.19.34 #2 [ 54.239678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.249046] RIP: 0010:dccp_timeout_obj_to_nlattr+0x96/0x170 [ 54.254809] Code: f3 65 48 8b 14 25 28 00 00 00 48 89 55 d0 31 d2 48 89 85 70 ff ff ff e8 38 ff d3 fb 48 8b 8d 70 ff ff ff 48 89 d8 48 c1 e8 03 <0f> b6 14 08 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 a3 [ 54.273728] RSP: 0018:ffff88808a3973c8 EFLAGS: 00010247 [ 54.279090] RAX: 0000000000000000 RBX: 0000000000000004 RCX: dffffc0000000000 [ 54.286371] RDX: 0000000000000000 RSI: ffffffff85973808 RDI: 1ffff11011472e7b [ 54.293642] RBP: ffff88808a397460 R08: ffff8880732da440 R09: ffff8880a09a4d68 [ 54.300942] R10: ffffed10141349ac R11: ffff8880a09a4d60 R12: ffffffff87e12aa0 [ 54.308224] R13: 0000000000000001 R14: ffff888091cac040 R15: ffff88808a397438 [ 54.315493] FS: 0000000001ec1880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 54.323714] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.329593] CR2: 000056366d2c81a0 CR3: 0000000086e4c000 CR4: 00000000001406f0 [ 54.336878] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.344143] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.351407] Call Trace: [ 54.354015] ? dccp_timeout_nlattr_to_obj+0x230/0x230 [ 54.359217] ? __nla_put+0x37/0x40 [ 54.362748] ? nla_put+0x116/0x150 [ 54.366281] cttimeout_default_get+0x69a/0xa80 [ 54.370897] ? cttimeout_del_timeout+0x1a0/0x1a0 [ 54.375646] ? __lock_is_held+0x91/0x140 [ 54.379730] ? cttimeout_del_timeout+0x1a0/0x1a0 [ 54.384479] nfnetlink_rcv_msg+0xd12/0xfe0 [ 54.388731] ? nfnetlink_bind+0x2d0/0x2d0 [ 54.392881] ? avc_has_extended_perms+0x10f0/0x10f0 [ 54.397908] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.403471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.409025] ? cred_has_capability+0x193/0x320 [ 54.413620] ? selinux_ipv4_output+0x50/0x50 [ 54.418030] ? sock_sendmsg+0xdd/0x130 [ 54.421940] ? mark_held_locks+0x100/0x100 [ 54.426172] netlink_rcv_skb+0x180/0x460 [ 54.430226] ? nfnetlink_bind+0x2d0/0x2d0 [ 54.434369] ? netlink_ack+0xb60/0xb60 [ 54.438283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.443826] ? ns_capable+0x23/0x30 [ 54.447449] ? __netlink_ns_capable+0x104/0x140 [ 54.452118] nfnetlink_rcv+0x1c0/0x460 [ 54.456002] ? nfnetlink_rcv_batch+0x1770/0x1770 [ 54.460754] ? netlink_deliver_tap+0x254/0xc20 [ 54.465353] ? kasan_check_write+0x14/0x20 [ 54.469598] netlink_unicast+0x53c/0x720 [ 54.473683] ? netlink_attachskb+0x770/0x770 [ 54.478091] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.483625] netlink_sendmsg+0x8ae/0xd70 [ 54.487688] ? netlink_unicast+0x720/0x720 [ 54.491922] ? selinux_socket_sendmsg+0x36/0x40 [ 54.496615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.502155] ? security_socket_sendmsg+0x93/0xc0 [ 54.506912] ? netlink_unicast+0x720/0x720 [ 54.511144] sock_sendmsg+0xdd/0x130 [ 54.514859] ___sys_sendmsg+0x806/0x930 [ 54.518832] ? copy_msghdr_from_user+0x430/0x430 [ 54.523594] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.529132] ? __handle_mm_fault+0x7d3/0x3f80 [ 54.534403] ? vmf_insert_mixed_mkwrite+0x90/0x90 [ 54.539241] ? find_held_lock+0x35/0x130 [ 54.543294] ? __do_page_fault+0x676/0xe90 [ 54.547522] ? find_held_lock+0x35/0x130 [ 54.551611] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.557141] ? __fget_light+0x1a9/0x230 [ 54.561107] ? __fdget+0x1b/0x20 [ 54.564464] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 54.569994] __sys_sendmsg+0x105/0x1d0 [ 54.573870] ? __ia32_sys_shutdown+0x80/0x80 [ 54.578285] ? up_read+0x1a/0x110 [ 54.581733] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.586471] ? do_syscall_64+0x26/0x610 [ 54.590437] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.595802] ? do_syscall_64+0x26/0x610 [ 54.599784] __x64_sys_sendmsg+0x78/0xb0 [ 54.603852] do_syscall_64+0x103/0x610 [ 54.607729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.612908] RIP: 0033:0x4401e9 [ 54.616091] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.634990] RSP: 002b:00007ffe94ac48d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.642708] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004401e9 [ 54.649984] RDX: 0000000000000000 RSI: 0000000020dddfc8 RDI: 0000000000000003 [ 54.657251] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 54.664530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401a70 [ 54.671806] R13: 0000000000401b00 R14: 0000000000000000 R15: 0000000000000000 [ 54.679218] Modules linked in: [ 54.682867] ---[ end trace caaffdaddba2987d ]--- [ 54.687646] RIP: 0010:dccp_timeout_obj_to_nlattr+0x96/0x170 [ 54.693432] Code: f3 65 48 8b 14 25 28 00 00 00 48 89 55 d0 31 d2 48 89 85 70 ff ff ff e8 38 ff d3 fb 48 8b 8d 70 ff ff ff 48 89 d8 48 c1 e8 03 <0f> b6 14 08 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 a3 [ 54.712761] RSP: 0018:ffff88808a3973c8 EFLAGS: 00010247 [ 54.718196] RAX: 0000000000000000 RBX: 0000000000000004 RCX: dffffc0000000000 [ 54.725483] RDX: 0000000000000000 RSI: ffffffff85973808 RDI: 1ffff11011472e7b [ 54.732810] RBP: ffff88808a397460 R08: ffff8880732da440 R09: ffff8880a09a4d68 [ 54.740149] R10: ffffed10141349ac R11: ffff8880a09a4d60 R12: ffffffff87e12aa0 [ 54.747413] R13: 0000000000000001 R14: ffff888091cac040 R15: ffff88808a397438 [ 54.754754] FS: 0000000001ec1880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 54.763280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.769227] CR2: 000056366d2c81a0 CR3: 0000000086e4c000 CR4: 00000000001406f0 [ 54.776513] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.783876] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.791203] Kernel panic - not syncing: Fatal exception [ 54.797333] Kernel Offset: disabled [ 54.800970] Rebooting in 86400 seconds..