[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 22.094787] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 28.000083] random: sshd: uninitialized urandom read (32 bytes read) [ 28.196335] random: sshd: uninitialized urandom read (32 bytes read) [ 28.703350] random: sshd: uninitialized urandom read (32 bytes read) [ 39.448090] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. [ 44.996938] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 45.094937] ================================================================== [ 45.102557] BUG: KASAN: stack-out-of-bounds in xfrm_state_find+0x3066/0x3630 [ 45.109731] Read of size 4 at addr ffff8801d945f308 by task syz-executor297/4663 [ 45.117239] [ 45.118862] CPU: 1 PID: 4663 Comm: syz-executor297 Not tainted 4.19.0-rc1+ #193 [ 45.126296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.135635] Call Trace: [ 45.138219] dump_stack+0x1c9/0x2b4 [ 45.141838] ? dump_stack_print_info.cold.2+0x52/0x52 [ 45.147015] ? printk+0xa7/0xcf [ 45.150309] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 45.155104] ? xfrm_state_find+0x3066/0x3630 [ 45.159499] print_address_description+0x6c/0x20b [ 45.164352] ? xfrm_state_find+0x3066/0x3630 [ 45.168756] kasan_report.cold.7+0x242/0x30d [ 45.173153] __asan_report_load4_noabort+0x14/0x20 [ 45.178069] xfrm_state_find+0x3066/0x3630 [ 45.182330] ? print_usage_bug+0xc0/0xc0 [ 45.186457] ? __lock_acquire+0x7fc/0x5020 [ 45.190690] ? xfrm_state_afinfo_get_rcu+0x1b0/0x1b0 [ 45.195780] ? __lock_acquire+0x7fc/0x5020 [ 45.200003] ? mark_held_locks+0x160/0x160 [ 45.204222] ? lockdep_hardirqs_on+0x421/0x5c0 [ 45.208791] ? trace_hardirqs_on+0xbd/0x2c0 [ 45.213107] ? mark_held_locks+0x160/0x160 [ 45.217328] ? kasan_unpoison_shadow+0x35/0x50 [ 45.221895] ? print_usage_bug+0xc0/0xc0 [ 45.225946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 45.231466] ? __radix_tree_lookup+0x35b/0x4c0 [ 45.236042] ? kasan_check_read+0x11/0x20 [ 45.240205] ? __lock_acquire+0x28d9/0x5020 [ 45.244529] ? print_usage_bug+0xc0/0xc0 [ 45.248574] ? mark_held_locks+0x160/0x160 [ 45.252804] xfrm_tmpl_resolve+0x3a9/0xe30 [ 45.257031] ? __xfrm_decode_session+0x140/0x140 [ 45.261770] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 45.266857] ? graph_lock+0x170/0x170 [ 45.270646] ? kasan_check_write+0x14/0x20 [ 45.274868] ? do_raw_spin_lock+0xc1/0x200 [ 45.279092] ? depot_save_stack+0x291/0x470 [ 45.283403] xfrm_resolve_and_create_bundle+0x184/0x2820 [ 45.288841] ? __local_bh_enable_ip+0x161/0x230 [ 45.293495] ? lockdep_hardirqs_on+0x421/0x5c0 [ 45.298060] ? graph_lock+0x170/0x170 [ 45.301929] ? _raw_spin_unlock_bh+0x30/0x40 [ 45.306329] ? xfrm_migrate+0x19d0/0x19d0 [ 45.310464] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 45.315031] ? find_held_lock+0x36/0x1c0 [ 45.319095] ? lock_downgrade+0x8f0/0x8f0 [ 45.323233] ? kasan_check_read+0x11/0x20 [ 45.327373] ? rcu_is_watching+0x8c/0x150 [ 45.331507] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 45.336167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.341690] ? security_xfrm_policy_lookup+0x9e/0xd0 [ 45.346797] ? xfrm_sk_policy_lookup+0x4df/0x670 [ 45.351544] ? xfrm_selector_match+0xf90/0xf90 [ 45.356113] ? rt_dst_alloc+0x3f8/0x520 [ 45.360072] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 45.365069] ? xfrm_expand_policies+0x2ab/0x6f0 [ 45.369725] xfrm_lookup_with_ifid+0x39e/0x2b90 [ 45.374616] ? xfrm_lookup_with_ifid+0x39e/0x2b90 [ 45.379453] ? xfrm_policy_lookup+0x80/0x80 [ 45.383784] ? graph_lock+0x170/0x170 [ 45.387576] ? ip_route_input_noref+0x270/0x270 [ 45.392230] ? print_usage_bug+0xc0/0xc0 [ 45.396296] ? find_held_lock+0x36/0x1c0 [ 45.400373] ? lock_downgrade+0x8f0/0x8f0 [ 45.404528] ? kasan_check_read+0x11/0x20 [ 45.408667] ? rcu_is_watching+0x8c/0x150 [ 45.412802] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 45.417462] ? ip_route_output_key_hash+0x29b/0x3b0 [ 45.422477] ? ip_route_output_key_hash_rcu+0x3500/0x3500 [ 45.428002] xfrm_lookup_route+0x3c/0x200 [ 45.432137] ip_route_output_flow+0xb1/0xc0 [ 45.436469] udp_sendmsg+0x22cd/0x38e0 [ 45.440349] ? print_usage_bug+0xc0/0xc0 [ 45.444400] ? print_usage_bug+0x70/0xc0 [ 45.448445] ? ip_reply_glue_bits+0xc0/0xc0 [ 45.452754] ? udp_push_pending_frames+0xf0/0xf0 [ 45.457501] ? __lock_acquire+0x7fc/0x5020 [ 45.461718] ? __lock_acquire+0x7fc/0x5020 [ 45.465933] ? graph_lock+0x170/0x170 [ 45.469725] ? mark_held_locks+0x160/0x160 [ 45.473943] ? mark_held_locks+0x160/0x160 [ 45.478170] ? mark_held_locks+0x160/0x160 [ 45.482390] ? __local_bh_enable_ip+0x161/0x230 [ 45.487041] ? lockdep_hardirqs_on+0x421/0x5c0 [ 45.491612] ? _raw_spin_unlock_bh+0x30/0x40 [ 45.496005] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 45.501094] ? do_raw_spin_unlock+0xa7/0x2f0 [ 45.505498] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 45.510077] ? udp_lib_get_port+0x8f2/0x1b80 [ 45.514485] ? __local_bh_enable_ip+0x161/0x230 [ 45.519143] udpv6_sendmsg+0x1832/0x36b0 [ 45.523193] ? udpv6_sendmsg+0x1832/0x36b0 [ 45.527419] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 45.532162] ? find_held_lock+0x36/0x1c0 [ 45.536212] ? __local_bh_enable_ip+0x161/0x230 [ 45.540864] ? __local_bh_enable_ip+0x161/0x230 [ 45.545622] ? lockdep_hardirqs_on+0x421/0x5c0 [ 45.550202] ? trace_hardirqs_on+0xbd/0x2c0 [ 45.554511] ? _raw_spin_unlock_bh+0x30/0x40 [ 45.558904] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 45.564060] ? do_raw_spin_unlock+0xa7/0x2f0 [ 45.568460] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 45.573028] ? ip6_datagram_dst_update+0xf80/0xf80 [ 45.577942] ? release_sock+0x1ec/0x2c0 [ 45.581900] ? __local_bh_enable_ip+0x161/0x230 [ 45.586554] ? _raw_spin_unlock_bh+0x30/0x40 [ 45.590947] ? release_sock+0x1ec/0x2c0 [ 45.594907] ? kasan_check_write+0x14/0x20 [ 45.599124] ? __release_sock+0x3a0/0x3a0 [ 45.603262] ? udp_v6_get_port+0x273/0x660 [ 45.607498] inet_sendmsg+0x1a1/0x690 [ 45.611289] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 45.616034] ? inet_sendmsg+0x1a1/0x690 [ 45.619993] ? ipip_gro_receive+0x100/0x100 [ 45.624313] ? apparmor_socket_sendmsg+0x29/0x30 [ 45.629067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.634587] ? security_socket_sendmsg+0x94/0xc0 [ 45.639329] ? ipip_gro_receive+0x100/0x100 [ 45.643635] sock_sendmsg+0xd5/0x120 [ 45.647382] ___sys_sendmsg+0x51d/0x930 [ 45.651347] ? copy_msghdr_from_user+0x580/0x580 [ 45.656085] ? graph_lock+0x170/0x170 [ 45.659869] ? pud_val+0x88/0x100 [ 45.663306] ? pmd_val+0x100/0x100 [ 45.666840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.672365] ? __fget_light+0x2f7/0x440 [ 45.676332] ? fget_raw+0x20/0x20 [ 45.679778] ? aa_profile_af_perm+0x430/0x430 [ 45.684285] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 45.689820] ? sockfd_lookup_light+0xc5/0x160 [ 45.694306] __sys_sendmmsg+0x240/0x6f0 [ 45.698287] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 45.702604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.708130] ? ipv6_setsockopt+0x84/0x170 [ 45.712289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 45.717829] ? __sys_setsockopt+0x257/0x3b0 [ 45.722140] ? do_syscall_64+0x9a/0x820 [ 45.726098] ? do_syscall_64+0x9a/0x820 [ 45.730058] ? lockdep_hardirqs_on+0x421/0x5c0 [ 45.734625] ? trace_hardirqs_on+0xbd/0x2c0 [ 45.738938] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.744410] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 45.749501] __x64_sys_sendmmsg+0x9d/0x100 [ 45.753729] do_syscall_64+0x1b9/0x820 [ 45.757601] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 45.762956] ? syscall_return_slowpath+0x5e0/0x5e0 [ 45.767869] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.772701] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 45.777706] ? prepare_exit_to_usermode+0x291/0x3b0 [ 45.782715] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.787547] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.792721] RIP: 0033:0x4403f9 [ 45.795902] 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 [ 45.814788] RSP: 002b:00007fffeccc6288 EFLAGS: 00000217 ORIG_RAX: 0000000000000133 [ 45.822482] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004403f9 [ 45.829737] RDX: 0000000000000001 RSI: 0000000020000a80 RDI: 0000000000000003 [ 45.837427] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 45.844682] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000401c80 [ 45.851939] R13: 0000000000401d10 R14: 0000000000000000 R15: 0000000000000000 [ 45.859200] [ 45.860805] The buggy address belongs to the page: [ 45.865713] page:ffffea00076517c0 count:0 mapcount:0 mapping:0000000000000000 index:0x0 [ 45.873840] flags: 0x2fffc0000000000() [ 45.877712] raw: 02fffc0000000000 0000000000000000 ffffffff07650101 0000000000000000 [ 45.885573] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 45.893428] page dumped because: kasan: bad access detected [ 45.899114] [ 45.900720] Memory state around the buggy address: [ 45.905629] ffff8801d945f200: f2 f2 00 00 00 00 00 f2 f2 f2 f2 f2 f2 f2 00 00 [ 45.912978] ffff8801d945f280: 00 00 00 00 f2 f2 f2 f2 f2 f2 00 00 00 00 00 00 [ 45.920320] >ffff8801d945f300: 00 f2 f2 f2 f2 f2 04 f2 f2 f2 f2 f2 f2 f2 f8 f2 [ 45.927687] ^ [ 45.931292] ffff8801d945f380: f2 f2 f2 f2 f2 f2 00 00 00 00 00 00 00 00 00 f2 [ 45.938632] ffff8801d945f400: f2 f2 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 45.946029] ================================================================== [ 45.953374] Disabling lock debugging due to kernel taint [ 45.958905] Kernel panic - not syncing: panic_on_warn set ... [ 45.958905] [ 45.966368] CPU: 1 PID: 4663 Comm: syz-executor297 Tainted: G B 4.19.0-rc1+ #193 [ 45.975186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.984519] Call Trace: [ 45.987095] dump_stack+0x1c9/0x2b4 [ 45.990706] ? dump_stack_print_info.cold.2+0x52/0x52 [ 45.995878] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 46.000728] panic+0x238/0x4e7 [ 46.003901] ? add_taint.cold.5+0x16/0x16 [ 46.008028] ? trace_hardirqs_on+0xb4/0x2c0 [ 46.012341] ? trace_hardirqs_on+0x9a/0x2c0 [ 46.016652] ? xfrm_state_find+0x3066/0x3630 [ 46.021044] kasan_end_report+0x47/0x4f [ 46.024997] kasan_report.cold.7+0x76/0x30d [ 46.029301] __asan_report_load4_noabort+0x14/0x20 [ 46.034212] xfrm_state_find+0x3066/0x3630 [ 46.038426] ? print_usage_bug+0xc0/0xc0 [ 46.042470] ? __lock_acquire+0x7fc/0x5020 [ 46.046722] ? xfrm_state_afinfo_get_rcu+0x1b0/0x1b0 [ 46.051804] ? __lock_acquire+0x7fc/0x5020 [ 46.056018] ? mark_held_locks+0x160/0x160 [ 46.060229] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.064791] ? trace_hardirqs_on+0xbd/0x2c0 [ 46.069094] ? mark_held_locks+0x160/0x160 [ 46.073312] ? kasan_unpoison_shadow+0x35/0x50 [ 46.077877] ? print_usage_bug+0xc0/0xc0 [ 46.081922] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 46.087436] ? __radix_tree_lookup+0x35b/0x4c0 [ 46.091999] ? kasan_check_read+0x11/0x20 [ 46.096122] ? __lock_acquire+0x28d9/0x5020 [ 46.100424] ? print_usage_bug+0xc0/0xc0 [ 46.104463] ? mark_held_locks+0x160/0x160 [ 46.108688] xfrm_tmpl_resolve+0x3a9/0xe30 [ 46.112912] ? __xfrm_decode_session+0x140/0x140 [ 46.117653] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 46.122745] ? graph_lock+0x170/0x170 [ 46.126526] ? kasan_check_write+0x14/0x20 [ 46.130744] ? do_raw_spin_lock+0xc1/0x200 [ 46.134962] ? depot_save_stack+0x291/0x470 [ 46.139266] xfrm_resolve_and_create_bundle+0x184/0x2820 [ 46.144754] ? __local_bh_enable_ip+0x161/0x230 [ 46.149409] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.153970] ? graph_lock+0x170/0x170 [ 46.157750] ? _raw_spin_unlock_bh+0x30/0x40 [ 46.162138] ? xfrm_migrate+0x19d0/0x19d0 [ 46.166278] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 46.170840] ? find_held_lock+0x36/0x1c0 [ 46.174885] ? lock_downgrade+0x8f0/0x8f0 [ 46.179012] ? kasan_check_read+0x11/0x20 [ 46.183137] ? rcu_is_watching+0x8c/0x150 [ 46.187263] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 46.191915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 46.197431] ? security_xfrm_policy_lookup+0x9e/0xd0 [ 46.202511] ? xfrm_sk_policy_lookup+0x4df/0x670 [ 46.207249] ? xfrm_selector_match+0xf90/0xf90 [ 46.211810] ? rt_dst_alloc+0x3f8/0x520 [ 46.215766] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 46.220761] ? xfrm_expand_policies+0x2ab/0x6f0 [ 46.225410] xfrm_lookup_with_ifid+0x39e/0x2b90 [ 46.230059] ? xfrm_lookup_with_ifid+0x39e/0x2b90 [ 46.234881] ? xfrm_policy_lookup+0x80/0x80 [ 46.239179] ? graph_lock+0x170/0x170 [ 46.242961] ? ip_route_input_noref+0x270/0x270 [ 46.247606] ? print_usage_bug+0xc0/0xc0 [ 46.251652] ? find_held_lock+0x36/0x1c0 [ 46.255700] ? lock_downgrade+0x8f0/0x8f0 [ 46.259828] ? kasan_check_read+0x11/0x20 [ 46.263951] ? rcu_is_watching+0x8c/0x150 [ 46.268078] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 46.272729] ? ip_route_output_key_hash+0x29b/0x3b0 [ 46.277727] ? ip_route_output_key_hash_rcu+0x3500/0x3500 [ 46.283355] xfrm_lookup_route+0x3c/0x200 [ 46.287487] ip_route_output_flow+0xb1/0xc0 [ 46.291788] udp_sendmsg+0x22cd/0x38e0 [ 46.295658] ? print_usage_bug+0xc0/0xc0 [ 46.299704] ? print_usage_bug+0x70/0xc0 [ 46.303742] ? ip_reply_glue_bits+0xc0/0xc0 [ 46.308046] ? udp_push_pending_frames+0xf0/0xf0 [ 46.312782] ? __lock_acquire+0x7fc/0x5020 [ 46.317063] ? __lock_acquire+0x7fc/0x5020 [ 46.321283] ? graph_lock+0x170/0x170 [ 46.325064] ? mark_held_locks+0x160/0x160 [ 46.329275] ? mark_held_locks+0x160/0x160 [ 46.333488] ? mark_held_locks+0x160/0x160 [ 46.337702] ? __local_bh_enable_ip+0x161/0x230 [ 46.342349] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.347029] ? _raw_spin_unlock_bh+0x30/0x40 [ 46.351419] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 46.356502] ? do_raw_spin_unlock+0xa7/0x2f0 [ 46.360889] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 46.365450] ? udp_lib_get_port+0x8f2/0x1b80 [ 46.369836] ? __local_bh_enable_ip+0x161/0x230 [ 46.374486] udpv6_sendmsg+0x1832/0x36b0 [ 46.378526] ? udpv6_sendmsg+0x1832/0x36b0 [ 46.382750] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 46.387487] ? find_held_lock+0x36/0x1c0 [ 46.391606] ? __local_bh_enable_ip+0x161/0x230 [ 46.396261] ? __local_bh_enable_ip+0x161/0x230 [ 46.400911] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.405470] ? trace_hardirqs_on+0xbd/0x2c0 [ 46.409773] ? _raw_spin_unlock_bh+0x30/0x40 [ 46.414260] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 46.419349] ? do_raw_spin_unlock+0xa7/0x2f0 [ 46.423741] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 46.428302] ? ip6_datagram_dst_update+0xf80/0xf80 [ 46.433211] ? release_sock+0x1ec/0x2c0 [ 46.437182] ? __local_bh_enable_ip+0x161/0x230 [ 46.441829] ? _raw_spin_unlock_bh+0x30/0x40 [ 46.446218] ? release_sock+0x1ec/0x2c0 [ 46.450172] ? kasan_check_write+0x14/0x20 [ 46.454387] ? __release_sock+0x3a0/0x3a0 [ 46.458513] ? udp_v6_get_port+0x273/0x660 [ 46.462735] inet_sendmsg+0x1a1/0x690 [ 46.466513] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 46.471263] ? inet_sendmsg+0x1a1/0x690 [ 46.475218] ? ipip_gro_receive+0x100/0x100 [ 46.479528] ? apparmor_socket_sendmsg+0x29/0x30 [ 46.484269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 46.489786] ? security_socket_sendmsg+0x94/0xc0 [ 46.494521] ? ipip_gro_receive+0x100/0x100 [ 46.498826] sock_sendmsg+0xd5/0x120 [ 46.502522] ___sys_sendmsg+0x51d/0x930 [ 46.506478] ? copy_msghdr_from_user+0x580/0x580 [ 46.511214] ? graph_lock+0x170/0x170 [ 46.514994] ? pud_val+0x88/0x100 [ 46.518425] ? pmd_val+0x100/0x100 [ 46.521953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 46.527475] ? __fget_light+0x2f7/0x440 [ 46.531430] ? fget_raw+0x20/0x20 [ 46.534862] ? aa_profile_af_perm+0x430/0x430 [ 46.539344] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 46.544860] ? sockfd_lookup_light+0xc5/0x160 [ 46.549408] __sys_sendmmsg+0x240/0x6f0 [ 46.553374] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 46.557682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 46.563199] ? ipv6_setsockopt+0x84/0x170 [ 46.567330] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 46.572861] ? __sys_setsockopt+0x257/0x3b0 [ 46.577170] ? do_syscall_64+0x9a/0x820 [ 46.581122] ? do_syscall_64+0x9a/0x820 [ 46.585075] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.589637] ? trace_hardirqs_on+0xbd/0x2c0 [ 46.593945] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.599334] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 46.604427] __x64_sys_sendmmsg+0x9d/0x100 [ 46.608653] do_syscall_64+0x1b9/0x820 [ 46.612522] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.617865] ? syscall_return_slowpath+0x5e0/0x5e0 [ 46.622773] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.627594] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 46.632590] ? prepare_exit_to_usermode+0x291/0x3b0 [ 46.637585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.642408] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.647579] RIP: 0033:0x4403f9 [ 46.650755] 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 [ 46.669637] RSP: 002b:00007fffeccc6288 EFLAGS: 00000217 ORIG_RAX: 0000000000000133 [ 46.677334] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004403f9 [ 46.684580] RDX: 0000000000000001 RSI: 0000000020000a80 RDI: 0000000000000003 [ 46.691831] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 46.699078] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000401c80 [ 46.706324] R13: 0000000000401d10 R14: 0000000000000000 R15: 0000000000000000 [ 46.713936] Dumping ftrace buffer: [ 46.717465] (ftrace buffer empty) [ 46.721154] Kernel Offset: disabled [ 46.724765] Rebooting in 86400 seconds..