[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 24.474929] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 28.088634] random: sshd: uninitialized urandom read (32 bytes read) [ 28.325341] random: sshd: uninitialized urandom read (32 bytes read) [ 28.886781] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.61' (ECDSA) to the list of known hosts. [ 34.664954] urandom_read: 1 callbacks suppressed [ 34.664959] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 34.767812] ================================================================== [ 34.775254] BUG: KASAN: stack-out-of-bounds in xfrm_state_find+0x3066/0x3630 [ 34.782425] Read of size 4 at addr ffff8801cf2f7308 by task syz-executor924/4700 [ 34.789960] [ 34.791582] CPU: 1 PID: 4700 Comm: syz-executor924 Not tainted 4.19.0-rc1+ #214 [ 34.799032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.808384] Call Trace: [ 34.810963] dump_stack+0x1c9/0x2b4 [ 34.814719] ? dump_stack_print_info.cold.2+0x52/0x52 [ 34.819912] ? printk+0xa7/0xcf [ 34.823176] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 34.827929] ? xfrm_state_find+0x3066/0x3630 [ 34.832325] print_address_description+0x6c/0x20b [ 34.837156] ? xfrm_state_find+0x3066/0x3630 [ 34.841556] kasan_report.cold.7+0x242/0x30d [ 34.845957] __asan_report_load4_noabort+0x14/0x20 [ 34.850876] xfrm_state_find+0x3066/0x3630 [ 34.855098] ? print_usage_bug+0xc0/0xc0 [ 34.859151] ? __lock_acquire+0x7fc/0x5020 [ 34.863378] ? xfrm_state_afinfo_get_rcu+0x1b0/0x1b0 [ 34.868478] ? __lock_acquire+0x7fc/0x5020 [ 34.872698] ? mark_held_locks+0x160/0x160 [ 34.876945] ? lockdep_hardirqs_on+0x421/0x5c0 [ 34.881524] ? trace_hardirqs_on+0xbd/0x2c0 [ 34.885844] ? mark_held_locks+0x160/0x160 [ 34.890070] ? kasan_unpoison_shadow+0x35/0x50 [ 34.894640] ? print_usage_bug+0xc0/0xc0 [ 34.898687] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 34.904211] ? __radix_tree_lookup+0x35b/0x4c0 [ 34.908779] ? print_usage_bug+0xc0/0xc0 [ 34.912853] ? kasan_check_read+0x11/0x20 [ 34.916986] ? __lock_acquire+0x28d9/0x5020 [ 34.921294] ? print_usage_bug+0xc0/0xc0 [ 34.925344] ? mark_held_locks+0x160/0x160 [ 34.929582] xfrm_tmpl_resolve+0x3a9/0xe30 [ 34.933822] ? __xfrm_decode_session+0x140/0x140 [ 34.938571] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 34.943661] ? graph_lock+0x170/0x170 [ 34.947450] ? kasan_check_write+0x14/0x20 [ 34.951669] ? do_raw_spin_lock+0xc1/0x200 [ 34.955945] ? depot_save_stack+0x291/0x470 [ 34.960462] xfrm_resolve_and_create_bundle+0x184/0x2820 [ 34.965979] ? __local_bh_enable_ip+0x161/0x230 [ 34.970641] ? lockdep_hardirqs_on+0x421/0x5c0 [ 34.975214] ? graph_lock+0x170/0x170 [ 34.979010] ? _raw_spin_unlock_bh+0x30/0x40 [ 34.983436] ? xfrm_migrate+0x19d0/0x19d0 [ 34.987588] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 34.992202] ? find_held_lock+0x36/0x1c0 [ 34.996396] ? lock_downgrade+0x8f0/0x8f0 [ 35.000545] ? kasan_check_read+0x11/0x20 [ 35.004683] ? rcu_is_watching+0x8c/0x150 [ 35.008822] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 35.013486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.019016] ? security_xfrm_policy_lookup+0x9e/0xd0 [ 35.024111] ? xfrm_sk_policy_lookup+0x4df/0x670 [ 35.028854] ? xfrm_selector_match+0xf90/0xf90 [ 35.033429] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 35.038427] ? xfrm_expand_policies+0x2ab/0x6f0 [ 35.043082] xfrm_lookup_with_ifid+0x39e/0x2b90 [ 35.047858] ? xfrm_lookup_with_ifid+0x39e/0x2b90 [ 35.052693] ? xfrm_policy_lookup+0x80/0x80 [ 35.056997] ? graph_lock+0x170/0x170 [ 35.060784] ? ip_route_input_noref+0x270/0x270 [ 35.065528] ? print_usage_bug+0xc0/0xc0 [ 35.069735] ? find_held_lock+0x36/0x1c0 [ 35.073801] ? lock_downgrade+0x8f0/0x8f0 [ 35.077943] ? kasan_check_read+0x11/0x20 [ 35.082139] ? rcu_is_watching+0x8c/0x150 [ 35.086278] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 35.090970] ? ip_route_output_key_hash+0x29b/0x3b0 [ 35.096000] ? ip_route_output_key_hash_rcu+0x3500/0x3500 [ 35.101573] xfrm_lookup_route+0x3c/0x200 [ 35.105718] ip_route_output_flow+0xb1/0xc0 [ 35.110028] udp_sendmsg+0x22cd/0x38e0 [ 35.113900] ? print_usage_bug+0xc0/0xc0 [ 35.117957] ? print_usage_bug+0x70/0xc0 [ 35.122008] ? ip_reply_glue_bits+0xc0/0xc0 [ 35.126331] ? udp_push_pending_frames+0xf0/0xf0 [ 35.131202] ? __lock_acquire+0x7fc/0x5020 [ 35.135435] ? __lock_acquire+0x7fc/0x5020 [ 35.139725] ? graph_lock+0x170/0x170 [ 35.143568] ? mark_held_locks+0x160/0x160 [ 35.147797] ? mark_held_locks+0x160/0x160 [ 35.152027] ? mark_held_locks+0x160/0x160 [ 35.156255] ? __local_bh_enable_ip+0x161/0x230 [ 35.160915] ? lockdep_hardirqs_on+0x421/0x5c0 [ 35.165558] ? _raw_spin_unlock_bh+0x30/0x40 [ 35.169957] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 35.175055] ? do_raw_spin_unlock+0xa7/0x2f0 [ 35.179470] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 35.184049] ? udp_lib_get_port+0x8f2/0x1b80 [ 35.188580] ? __local_bh_enable_ip+0x161/0x230 [ 35.193254] udpv6_sendmsg+0x1832/0x36b0 [ 35.197315] ? udpv6_sendmsg+0x1832/0x36b0 [ 35.201556] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 35.206326] ? find_held_lock+0x36/0x1c0 [ 35.210413] ? __local_bh_enable_ip+0x161/0x230 [ 35.215076] ? __local_bh_enable_ip+0x161/0x230 [ 35.219867] ? lockdep_hardirqs_on+0x421/0x5c0 [ 35.224449] ? trace_hardirqs_on+0xbd/0x2c0 [ 35.228770] ? _raw_spin_unlock_bh+0x30/0x40 [ 35.233239] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 35.238354] ? do_raw_spin_unlock+0xa7/0x2f0 [ 35.242773] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 35.247464] ? ip6_datagram_dst_update+0xf80/0xf80 [ 35.252431] ? release_sock+0x1ec/0x2c0 [ 35.256399] ? __local_bh_enable_ip+0x161/0x230 [ 35.261092] ? _raw_spin_unlock_bh+0x30/0x40 [ 35.265509] ? release_sock+0x1ec/0x2c0 [ 35.269482] ? kasan_check_write+0x14/0x20 [ 35.273704] ? __release_sock+0x3a0/0x3a0 [ 35.277844] ? udp_v6_get_port+0x273/0x660 [ 35.282128] inet_sendmsg+0x1a1/0x690 [ 35.285921] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 35.290716] ? inet_sendmsg+0x1a1/0x690 [ 35.294683] ? ipip_gro_receive+0x100/0x100 [ 35.298999] ? apparmor_socket_sendmsg+0x29/0x30 [ 35.303748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.309321] ? security_socket_sendmsg+0x94/0xc0 [ 35.314075] ? ipip_gro_receive+0x100/0x100 [ 35.318538] sock_sendmsg+0xd5/0x120 [ 35.322245] ___sys_sendmsg+0x51d/0x930 [ 35.326209] ? copy_msghdr_from_user+0x580/0x580 [ 35.330952] ? graph_lock+0x170/0x170 [ 35.334737] ? pud_val+0x88/0x100 [ 35.338170] ? pmd_val+0x100/0x100 [ 35.341702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.347223] ? __fget_light+0x2f7/0x440 [ 35.351180] ? fget_raw+0x20/0x20 [ 35.354630] ? aa_profile_af_perm+0x430/0x430 [ 35.359138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 35.364671] ? sockfd_lookup_light+0xc5/0x160 [ 35.369216] __sys_sendmmsg+0x240/0x6f0 [ 35.373187] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 35.377604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.383136] ? ipv6_setsockopt+0x84/0x170 [ 35.387281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.392867] ? __sys_setsockopt+0x257/0x3b0 [ 35.397187] ? do_syscall_64+0x9a/0x820 [ 35.401238] ? do_syscall_64+0x9a/0x820 [ 35.405212] ? lockdep_hardirqs_on+0x421/0x5c0 [ 35.409782] ? trace_hardirqs_on+0xbd/0x2c0 [ 35.414098] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.419454] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 35.424561] __x64_sys_sendmmsg+0x9d/0x100 [ 35.428792] do_syscall_64+0x1b9/0x820 [ 35.432673] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 35.438024] ? syscall_return_slowpath+0x5e0/0x5e0 [ 35.442940] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.447773] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 35.452780] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 35.457787] ? prepare_exit_to_usermode+0x291/0x3b0 [ 35.462853] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.467699] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.472879] RIP: 0033:0x4403f9 [ 35.476060] 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 [ 35.494956] RSP: 002b:00007ffe2219b308 EFLAGS: 00000217 ORIG_RAX: 0000000000000133 [ 35.502663] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004403f9 [ 35.509921] RDX: 0000000000000001 RSI: 0000000020000a80 RDI: 0000000000000003 [ 35.517179] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 35.524447] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000401c80 [ 35.531721] R13: 0000000000401d10 R14: 0000000000000000 R15: 0000000000000000 [ 35.538987] [ 35.540606] The buggy address belongs to the page: [ 35.545675] page:ffffea00073cbdc0 count:0 mapcount:0 mapping:0000000000000000 index:0x0 [ 35.553829] flags: 0x2fffc0000000000() [ 35.557715] raw: 02fffc0000000000 0000000000000000 ffffea00073cbdc8 0000000000000000 [ 35.565612] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 35.573574] page dumped because: kasan: bad access detected [ 35.579304] [ 35.580929] Memory state around the buggy address: [ 35.585852] ffff8801cf2f7200: f2 f2 00 00 00 00 00 f2 f2 f2 f2 f2 f2 f2 00 00 [ 35.593212] ffff8801cf2f7280: 00 00 00 00 f2 f2 f2 f2 f2 f2 00 00 00 00 00 00 [ 35.600562] >ffff8801cf2f7300: 00 f2 f2 f2 f2 f2 04 f2 f2 f2 f2 f2 f2 f2 f8 f2 [ 35.607908] ^ [ 35.611527] ffff8801cf2f7380: f2 f2 f2 f2 f2 f2 00 00 00 00 00 00 00 00 00 f2 [ 35.619023] ffff8801cf2f7400: f2 f2 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 35.626380] ================================================================== [ 35.633730] Disabling lock debugging due to kernel taint [ 35.639267] Kernel panic - not syncing: panic_on_warn set ... [ 35.639267] [ 35.646657] CPU: 1 PID: 4700 Comm: syz-executor924 Tainted: G B 4.19.0-rc1+ #214 [ 35.655477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.664812] Call Trace: [ 35.667388] dump_stack+0x1c9/0x2b4 [ 35.671000] ? dump_stack_print_info.cold.2+0x52/0x52 [ 35.676178] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 35.680962] panic+0x238/0x4e7 [ 35.684146] ? add_taint.cold.5+0x16/0x16 [ 35.688378] ? trace_hardirqs_on+0xb4/0x2c0 [ 35.692722] ? trace_hardirqs_on+0x9a/0x2c0 [ 35.697030] ? xfrm_state_find+0x3066/0x3630 [ 35.701440] kasan_end_report+0x47/0x4f [ 35.705410] kasan_report.cold.7+0x76/0x30d [ 35.709731] __asan_report_load4_noabort+0x14/0x20 [ 35.714651] xfrm_state_find+0x3066/0x3630 [ 35.718872] ? print_usage_bug+0xc0/0xc0 [ 35.722914] ? __lock_acquire+0x7fc/0x5020 [ 35.727139] ? xfrm_state_afinfo_get_rcu+0x1b0/0x1b0 [ 35.732229] ? __lock_acquire+0x7fc/0x5020 [ 35.736503] ? mark_held_locks+0x160/0x160 [ 35.740733] ? lockdep_hardirqs_on+0x421/0x5c0 [ 35.745297] ? trace_hardirqs_on+0xbd/0x2c0 [ 35.749601] ? mark_held_locks+0x160/0x160 [ 35.753820] ? kasan_unpoison_shadow+0x35/0x50 [ 35.758386] ? print_usage_bug+0xc0/0xc0 [ 35.762448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 35.768046] ? __radix_tree_lookup+0x35b/0x4c0 [ 35.772621] ? print_usage_bug+0xc0/0xc0 [ 35.776675] ? kasan_check_read+0x11/0x20 [ 35.780805] ? __lock_acquire+0x28d9/0x5020 [ 35.785113] ? print_usage_bug+0xc0/0xc0 [ 35.789162] ? mark_held_locks+0x160/0x160 [ 35.793390] xfrm_tmpl_resolve+0x3a9/0xe30 [ 35.797622] ? __xfrm_decode_session+0x140/0x140 [ 35.802430] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 35.807533] ? graph_lock+0x170/0x170 [ 35.811325] ? kasan_check_write+0x14/0x20 [ 35.815547] ? do_raw_spin_lock+0xc1/0x200 [ 35.819773] ? depot_save_stack+0x291/0x470 [ 35.824089] xfrm_resolve_and_create_bundle+0x184/0x2820 [ 35.829540] ? __local_bh_enable_ip+0x161/0x230 [ 35.834241] ? lockdep_hardirqs_on+0x421/0x5c0 [ 35.838852] ? graph_lock+0x170/0x170 [ 35.842652] ? _raw_spin_unlock_bh+0x30/0x40 [ 35.847049] ? xfrm_migrate+0x19d0/0x19d0 [ 35.851181] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 35.855745] ? find_held_lock+0x36/0x1c0 [ 35.859907] ? lock_downgrade+0x8f0/0x8f0 [ 35.864045] ? kasan_check_read+0x11/0x20 [ 35.868174] ? rcu_is_watching+0x8c/0x150 [ 35.872310] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 35.876967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.882488] ? security_xfrm_policy_lookup+0x9e/0xd0 [ 35.887575] ? xfrm_sk_policy_lookup+0x4df/0x670 [ 35.892320] ? xfrm_selector_match+0xf90/0xf90 [ 35.896893] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 35.901947] ? xfrm_expand_policies+0x2ab/0x6f0 [ 35.906679] xfrm_lookup_with_ifid+0x39e/0x2b90 [ 35.911342] ? xfrm_lookup_with_ifid+0x39e/0x2b90 [ 35.916180] ? xfrm_policy_lookup+0x80/0x80 [ 35.920504] ? graph_lock+0x170/0x170 [ 35.924539] ? ip_route_input_noref+0x270/0x270 [ 35.929211] ? print_usage_bug+0xc0/0xc0 [ 35.933262] ? find_held_lock+0x36/0x1c0 [ 35.937313] ? lock_downgrade+0x8f0/0x8f0 [ 35.941457] ? kasan_check_read+0x11/0x20 [ 35.945608] ? rcu_is_watching+0x8c/0x150 [ 35.949742] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 35.954486] ? ip_route_output_key_hash+0x29b/0x3b0 [ 35.959641] ? ip_route_output_key_hash_rcu+0x3500/0x3500 [ 35.965344] xfrm_lookup_route+0x3c/0x200 [ 35.969487] ip_route_output_flow+0xb1/0xc0 [ 35.973796] udp_sendmsg+0x22cd/0x38e0 [ 35.977673] ? print_usage_bug+0xc0/0xc0 [ 35.981718] ? print_usage_bug+0x70/0xc0 [ 35.985769] ? ip_reply_glue_bits+0xc0/0xc0 [ 35.990077] ? udp_push_pending_frames+0xf0/0xf0 [ 35.994828] ? __lock_acquire+0x7fc/0x5020 [ 35.999052] ? __lock_acquire+0x7fc/0x5020 [ 36.003275] ? graph_lock+0x170/0x170 [ 36.007081] ? mark_held_locks+0x160/0x160 [ 36.011310] ? mark_held_locks+0x160/0x160 [ 36.015546] ? mark_held_locks+0x160/0x160 [ 36.019776] ? __local_bh_enable_ip+0x161/0x230 [ 36.024435] ? lockdep_hardirqs_on+0x421/0x5c0 [ 36.029016] ? _raw_spin_unlock_bh+0x30/0x40 [ 36.033493] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 36.038662] ? do_raw_spin_unlock+0xa7/0x2f0 [ 36.043059] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 36.047631] ? udp_lib_get_port+0x8f2/0x1b80 [ 36.052030] ? __local_bh_enable_ip+0x161/0x230 [ 36.056752] udpv6_sendmsg+0x1832/0x36b0 [ 36.060948] ? udpv6_sendmsg+0x1832/0x36b0 [ 36.065190] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 36.069948] ? find_held_lock+0x36/0x1c0 [ 36.074004] ? __local_bh_enable_ip+0x161/0x230 [ 36.078874] ? __local_bh_enable_ip+0x161/0x230 [ 36.083590] ? lockdep_hardirqs_on+0x421/0x5c0 [ 36.088164] ? trace_hardirqs_on+0xbd/0x2c0 [ 36.092472] ? _raw_spin_unlock_bh+0x30/0x40 [ 36.096931] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 36.102025] ? do_raw_spin_unlock+0xa7/0x2f0 [ 36.106417] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 36.110993] ? ip6_datagram_dst_update+0xf80/0xf80 [ 36.115953] ? release_sock+0x1ec/0x2c0 [ 36.119926] ? __local_bh_enable_ip+0x161/0x230 [ 36.124579] ? _raw_spin_unlock_bh+0x30/0x40 [ 36.128971] ? release_sock+0x1ec/0x2c0 [ 36.132983] ? kasan_check_write+0x14/0x20 [ 36.137211] ? __release_sock+0x3a0/0x3a0 [ 36.141343] ? udp_v6_get_port+0x273/0x660 [ 36.145566] inet_sendmsg+0x1a1/0x690 [ 36.149350] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 36.154191] ? inet_sendmsg+0x1a1/0x690 [ 36.158159] ? ipip_gro_receive+0x100/0x100 [ 36.162467] ? apparmor_socket_sendmsg+0x29/0x30 [ 36.167303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 36.172938] ? security_socket_sendmsg+0x94/0xc0 [ 36.177679] ? ipip_gro_receive+0x100/0x100 [ 36.181984] sock_sendmsg+0xd5/0x120 [ 36.185693] ___sys_sendmsg+0x51d/0x930 [ 36.189655] ? copy_msghdr_from_user+0x580/0x580 [ 36.194397] ? graph_lock+0x170/0x170 [ 36.198179] ? pud_val+0x88/0x100 [ 36.201639] ? pmd_val+0x100/0x100 [ 36.205166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 36.210687] ? __fget_light+0x2f7/0x440 [ 36.214718] ? fget_raw+0x20/0x20 [ 36.218167] ? aa_profile_af_perm+0x430/0x430 [ 36.222832] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 36.228360] ? sockfd_lookup_light+0xc5/0x160 [ 36.232846] __sys_sendmmsg+0x240/0x6f0 [ 36.236820] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 36.241150] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 36.246694] ? ipv6_setsockopt+0x84/0x170 [ 36.250842] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 36.256436] ? __sys_setsockopt+0x257/0x3b0 [ 36.260762] ? do_syscall_64+0x9a/0x820 [ 36.264726] ? do_syscall_64+0x9a/0x820 [ 36.268697] ? lockdep_hardirqs_on+0x421/0x5c0 [ 36.273430] ? trace_hardirqs_on+0xbd/0x2c0 [ 36.277745] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.283091] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 36.288195] __x64_sys_sendmmsg+0x9d/0x100 [ 36.292436] do_syscall_64+0x1b9/0x820 [ 36.296312] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.301761] ? syscall_return_slowpath+0x5e0/0x5e0 [ 36.306676] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.311596] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 36.316673] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 36.321761] ? prepare_exit_to_usermode+0x291/0x3b0 [ 36.326770] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.331650] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.336829] RIP: 0033:0x4403f9 [ 36.340007] 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 [ 36.359005] RSP: 002b:00007ffe2219b308 EFLAGS: 00000217 ORIG_RAX: 0000000000000133 [ 36.366712] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004403f9 [ 36.373979] RDX: 0000000000000001 RSI: 0000000020000a80 RDI: 0000000000000003 [ 36.381240] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 36.388502] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000401c80 [ 36.395780] R13: 0000000000401d10 R14: 0000000000000000 R15: 0000000000000000 [ 36.403669] Dumping ftrace buffer: [ 36.407204] (ftrace buffer empty) [ 36.410901] Kernel Offset: disabled [ 36.414631] Rebooting in 86400 seconds..