[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 23.342814] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 24.345681] random: sshd: uninitialized urandom read (32 bytes read) [ 24.594360] random: sshd: uninitialized urandom read (32 bytes read) Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 25.169126] random: sshd: uninitialized urandom read (32 bytes read) [ 25.373137] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.41' (ECDSA) to the list of known hosts. [ 30.935674] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 31.033958] ================================================================== [ 31.041411] BUG: KASAN: stack-out-of-bounds in xfrm_state_find+0x3066/0x3630 [ 31.048582] Read of size 4 at addr ffff8801bf767308 by task syz-executor096/4667 [ 31.056093] [ 31.057706] CPU: 0 PID: 4667 Comm: syz-executor096 Not tainted 4.19.0-rc1+ #76 [ 31.065046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.074380] Call Trace: [ 31.076958] dump_stack+0x1c9/0x2b4 [ 31.080573] ? dump_stack_print_info.cold.2+0x52/0x52 [ 31.085747] ? printk+0xa7/0xcf [ 31.089015] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 31.093764] ? xfrm_state_find+0x3066/0x3630 [ 31.098175] print_address_description+0x6c/0x20b [ 31.103009] ? xfrm_state_find+0x3066/0x3630 [ 31.107402] kasan_report.cold.7+0x242/0x30d [ 31.111797] __asan_report_load4_noabort+0x14/0x20 [ 31.116709] xfrm_state_find+0x3066/0x3630 [ 31.120940] ? print_usage_bug+0xc0/0xc0 [ 31.124995] ? __lock_acquire+0x7fc/0x5020 [ 31.129220] ? xfrm_state_afinfo_get_rcu+0x1b0/0x1b0 [ 31.134308] ? __lock_acquire+0x7fc/0x5020 [ 31.138528] ? mark_held_locks+0x160/0x160 [ 31.142748] ? lockdep_hardirqs_on+0x421/0x5c0 [ 31.147316] ? trace_hardirqs_on+0xbd/0x2c0 [ 31.151627] ? mark_held_locks+0x160/0x160 [ 31.155845] ? kasan_unpoison_shadow+0x35/0x50 [ 31.160418] ? print_usage_bug+0xc0/0xc0 [ 31.164470] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 31.169995] ? __radix_tree_lookup+0x35b/0x4c0 [ 31.174566] ? print_usage_bug+0xc0/0xc0 [ 31.178619] ? kasan_check_read+0x11/0x20 [ 31.182752] ? __lock_acquire+0x28d9/0x5020 [ 31.187064] ? print_usage_bug+0xc0/0xc0 [ 31.191114] ? mark_held_locks+0x160/0x160 [ 31.195340] xfrm_tmpl_resolve+0x3a9/0xe30 [ 31.199582] ? __xfrm_decode_session+0x140/0x140 [ 31.204323] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 31.209412] ? graph_lock+0x170/0x170 [ 31.213216] ? kasan_check_write+0x14/0x20 [ 31.217435] ? do_raw_spin_lock+0xc1/0x200 [ 31.221660] ? depot_save_stack+0x291/0x470 [ 31.225991] xfrm_resolve_and_create_bundle+0x184/0x2820 [ 31.231431] ? __local_bh_enable_ip+0x161/0x230 [ 31.236090] ? lockdep_hardirqs_on+0x421/0x5c0 [ 31.240658] ? graph_lock+0x170/0x170 [ 31.244447] ? _raw_spin_unlock_bh+0x30/0x40 [ 31.248842] ? xfrm_migrate+0x19d0/0x19d0 [ 31.252987] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 31.257556] ? find_held_lock+0x36/0x1c0 [ 31.261623] ? lock_downgrade+0x8f0/0x8f0 [ 31.265763] ? kasan_check_read+0x11/0x20 [ 31.269901] ? rcu_is_watching+0x8c/0x150 [ 31.274032] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 31.278697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.284221] ? security_xfrm_policy_lookup+0x9e/0xd0 [ 31.289313] ? xfrm_sk_policy_lookup+0x4df/0x670 [ 31.294055] ? xfrm_selector_match+0xf90/0xf90 [ 31.298623] ? rt_dst_alloc+0x3f8/0x520 [ 31.302586] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 31.307585] ? xfrm_expand_policies+0x2ab/0x6f0 [ 31.312240] xfrm_lookup_with_ifid+0x39e/0x2b90 [ 31.316897] ? xfrm_lookup_with_ifid+0x39e/0x2b90 [ 31.321731] ? xfrm_policy_lookup+0x80/0x80 [ 31.326052] ? graph_lock+0x170/0x170 [ 31.329842] ? ip_route_input_noref+0x270/0x270 [ 31.334511] ? print_usage_bug+0xc0/0xc0 [ 31.338574] ? find_held_lock+0x36/0x1c0 [ 31.342623] ? lock_downgrade+0x8f0/0x8f0 [ 31.346776] ? kasan_check_read+0x11/0x20 [ 31.350912] ? rcu_is_watching+0x8c/0x150 [ 31.355044] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 31.359717] ? ip_route_output_key_hash+0x29b/0x3b0 [ 31.364723] ? ip_route_output_key_hash_rcu+0x3500/0x3500 [ 31.370252] xfrm_lookup_route+0x3c/0x200 [ 31.374386] ip_route_output_flow+0xb1/0xc0 [ 31.378695] udp_sendmsg+0x22cd/0x38e0 [ 31.382569] ? print_usage_bug+0xc0/0xc0 [ 31.386614] ? print_usage_bug+0x70/0xc0 [ 31.390662] ? ip_reply_glue_bits+0xc0/0xc0 [ 31.394974] ? udp_push_pending_frames+0xf0/0xf0 [ 31.399718] ? __lock_acquire+0x7fc/0x5020 [ 31.403938] ? __lock_acquire+0x7fc/0x5020 [ 31.408170] ? graph_lock+0x170/0x170 [ 31.411966] ? mark_held_locks+0x160/0x160 [ 31.416188] ? mark_held_locks+0x160/0x160 [ 31.420410] ? mark_held_locks+0x160/0x160 [ 31.424630] ? __local_bh_enable_ip+0x161/0x230 [ 31.429281] ? lockdep_hardirqs_on+0x421/0x5c0 [ 31.433873] ? _raw_spin_unlock_bh+0x30/0x40 [ 31.438276] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 31.443364] ? do_raw_spin_unlock+0xa7/0x2f0 [ 31.447756] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 31.452324] ? udp_lib_get_port+0x8f2/0x1b80 [ 31.456717] ? __local_bh_enable_ip+0x161/0x230 [ 31.461375] udpv6_sendmsg+0x1832/0x36b0 [ 31.465422] ? udpv6_sendmsg+0x1832/0x36b0 [ 31.469648] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 31.474396] ? find_held_lock+0x36/0x1c0 [ 31.478447] ? __local_bh_enable_ip+0x161/0x230 [ 31.483102] ? __local_bh_enable_ip+0x161/0x230 [ 31.487753] ? lockdep_hardirqs_on+0x421/0x5c0 [ 31.492321] ? trace_hardirqs_on+0xbd/0x2c0 [ 31.496627] ? _raw_spin_unlock_bh+0x30/0x40 [ 31.501022] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 31.506145] ? do_raw_spin_unlock+0xa7/0x2f0 [ 31.510557] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 31.515142] ? ip6_datagram_dst_update+0xf80/0xf80 [ 31.520072] ? release_sock+0x1ec/0x2c0 [ 31.524034] ? __local_bh_enable_ip+0x161/0x230 [ 31.528689] ? _raw_spin_unlock_bh+0x30/0x40 [ 31.533102] ? release_sock+0x1ec/0x2c0 [ 31.537062] ? kasan_check_write+0x14/0x20 [ 31.541281] ? __release_sock+0x3a0/0x3a0 [ 31.545417] ? udp_v6_get_port+0x273/0x660 [ 31.549642] inet_sendmsg+0x1a1/0x690 [ 31.553697] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 31.558435] ? inet_sendmsg+0x1a1/0x690 [ 31.562397] ? ipip_gro_receive+0x100/0x100 [ 31.566706] ? apparmor_socket_sendmsg+0x29/0x30 [ 31.571451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.576974] ? security_socket_sendmsg+0x94/0xc0 [ 31.581713] ? ipip_gro_receive+0x100/0x100 [ 31.586021] sock_sendmsg+0xd5/0x120 [ 31.589721] ___sys_sendmsg+0x51d/0x930 [ 31.593687] ? copy_msghdr_from_user+0x580/0x580 [ 31.598424] ? graph_lock+0x170/0x170 [ 31.602210] ? pud_val+0x88/0x100 [ 31.605659] ? pmd_val+0x100/0x100 [ 31.609205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.614726] ? __fget_light+0x2f7/0x440 [ 31.618686] ? fget_raw+0x20/0x20 [ 31.622123] ? aa_profile_af_perm+0x430/0x430 [ 31.626624] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 31.632154] ? sockfd_lookup_light+0xc5/0x160 [ 31.636644] __sys_sendmmsg+0x240/0x6f0 [ 31.640612] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 31.644925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.650447] ? ipv6_setsockopt+0x84/0x170 [ 31.654587] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.660110] ? __sys_setsockopt+0x257/0x3b0 [ 31.664420] ? do_syscall_64+0x9a/0x820 [ 31.668377] ? do_syscall_64+0x9a/0x820 [ 31.672336] ? lockdep_hardirqs_on+0x421/0x5c0 [ 31.676905] ? trace_hardirqs_on+0xbd/0x2c0 [ 31.681213] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 31.686561] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 31.691651] __x64_sys_sendmmsg+0x9d/0x100 [ 31.695891] do_syscall_64+0x1b9/0x820 [ 31.699765] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 31.705113] ? syscall_return_slowpath+0x5e0/0x5e0 [ 31.710047] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.714882] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 31.719894] ? prepare_exit_to_usermode+0x291/0x3b0 [ 31.724923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.729752] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 31.734937] RIP: 0033:0x4403f9 [ 31.738115] 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 [ 31.756998] RSP: 002b:00007ffdc6cbc8a8 EFLAGS: 00000217 ORIG_RAX: 0000000000000133 [ 31.764689] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004403f9 [ 31.771953] RDX: 0000000000000001 RSI: 0000000020000a80 RDI: 0000000000000003 [ 31.779218] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 31.786473] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000401c80 [ 31.793727] R13: 0000000000401d10 R14: 0000000000000000 R15: 0000000000000000 [ 31.800985] [ 31.802591] The buggy address belongs to the page: [ 31.807502] page:ffffea0006fdd9c0 count:0 mapcount:0 mapping:0000000000000000 index:0x0 [ 31.815626] flags: 0x2fffc0000000000() [ 31.819498] raw: 02fffc0000000000 ffffea0006fdd9c8 ffffea0006fdd9c8 0000000000000000 [ 31.827363] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 31.835236] page dumped because: kasan: bad access detected [ 31.840923] [ 31.842530] Memory state around the buggy address: [ 31.847441] ffff8801bf767200: f2 f2 00 00 00 00 00 f2 f2 f2 f2 f2 f2 f2 00 00 [ 31.854780] ffff8801bf767280: 00 00 00 00 f2 f2 f2 f2 f2 f2 00 00 00 00 00 00 [ 31.862120] >ffff8801bf767300: 00 f2 f2 f2 f2 f2 04 f2 f2 f2 f2 f2 f2 f2 f8 f2 [ 31.869460] ^ [ 31.873086] ffff8801bf767380: f2 f2 f2 f2 f2 f2 00 00 00 00 00 00 00 00 00 f2 [ 31.880428] ffff8801bf767400: f2 f2 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 31.887763] ================================================================== [ 31.895112] Disabling lock debugging due to kernel taint [ 31.900703] Kernel panic - not syncing: panic_on_warn set ... [ 31.900703] [ 31.908093] CPU: 0 PID: 4667 Comm: syz-executor096 Tainted: G B 4.19.0-rc1+ #76 [ 31.916851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.926205] Call Trace: [ 31.928778] dump_stack+0x1c9/0x2b4 [ 31.932392] ? dump_stack_print_info.cold.2+0x52/0x52 [ 31.937569] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 31.942324] panic+0x238/0x4e7 [ 31.945497] ? add_taint.cold.5+0x16/0x16 [ 31.949631] ? trace_hardirqs_on+0xb4/0x2c0 [ 31.953949] ? trace_hardirqs_on+0x9a/0x2c0 [ 31.958264] ? xfrm_state_find+0x3066/0x3630 [ 31.962658] kasan_end_report+0x47/0x4f [ 31.966617] kasan_report.cold.7+0x76/0x30d [ 31.970922] __asan_report_load4_noabort+0x14/0x20 [ 31.975854] xfrm_state_find+0x3066/0x3630 [ 31.980084] ? print_usage_bug+0xc0/0xc0 [ 31.984126] ? __lock_acquire+0x7fc/0x5020 [ 31.988353] ? xfrm_state_afinfo_get_rcu+0x1b0/0x1b0 [ 31.993437] ? __lock_acquire+0x7fc/0x5020 [ 31.997652] ? mark_held_locks+0x160/0x160 [ 32.001878] ? lockdep_hardirqs_on+0x421/0x5c0 [ 32.006466] ? trace_hardirqs_on+0xbd/0x2c0 [ 32.010790] ? mark_held_locks+0x160/0x160 [ 32.015023] ? kasan_unpoison_shadow+0x35/0x50 [ 32.019590] ? print_usage_bug+0xc0/0xc0 [ 32.023638] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 32.029182] ? __radix_tree_lookup+0x35b/0x4c0 [ 32.033747] ? print_usage_bug+0xc0/0xc0 [ 32.037795] ? kasan_check_read+0x11/0x20 [ 32.041941] ? __lock_acquire+0x28d9/0x5020 [ 32.046246] ? print_usage_bug+0xc0/0xc0 [ 32.050288] ? mark_held_locks+0x160/0x160 [ 32.054508] xfrm_tmpl_resolve+0x3a9/0xe30 [ 32.058728] ? __xfrm_decode_session+0x140/0x140 [ 32.063467] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 32.068553] ? graph_lock+0x170/0x170 [ 32.072337] ? kasan_check_write+0x14/0x20 [ 32.076554] ? do_raw_spin_lock+0xc1/0x200 [ 32.080775] ? depot_save_stack+0x291/0x470 [ 32.085083] xfrm_resolve_and_create_bundle+0x184/0x2820 [ 32.090522] ? __local_bh_enable_ip+0x161/0x230 [ 32.095183] ? lockdep_hardirqs_on+0x421/0x5c0 [ 32.099747] ? graph_lock+0x170/0x170 [ 32.103532] ? _raw_spin_unlock_bh+0x30/0x40 [ 32.107923] ? xfrm_migrate+0x19d0/0x19d0 [ 32.112053] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 32.116618] ? find_held_lock+0x36/0x1c0 [ 32.120664] ? lock_downgrade+0x8f0/0x8f0 [ 32.124798] ? kasan_check_read+0x11/0x20 [ 32.128926] ? rcu_is_watching+0x8c/0x150 [ 32.133056] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 32.137711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 32.143233] ? security_xfrm_policy_lookup+0x9e/0xd0 [ 32.148335] ? xfrm_sk_policy_lookup+0x4df/0x670 [ 32.153079] ? xfrm_selector_match+0xf90/0xf90 [ 32.157643] ? rt_dst_alloc+0x3f8/0x520 [ 32.161605] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 32.166602] ? xfrm_expand_policies+0x2ab/0x6f0 [ 32.171257] xfrm_lookup_with_ifid+0x39e/0x2b90 [ 32.175907] ? xfrm_lookup_with_ifid+0x39e/0x2b90 [ 32.180751] ? xfrm_policy_lookup+0x80/0x80 [ 32.185055] ? graph_lock+0x170/0x170 [ 32.188844] ? ip_route_input_noref+0x270/0x270 [ 32.193510] ? print_usage_bug+0xc0/0xc0 [ 32.197553] ? find_held_lock+0x36/0x1c0 [ 32.201597] ? lock_downgrade+0x8f0/0x8f0 [ 32.205732] ? kasan_check_read+0x11/0x20 [ 32.209872] ? rcu_is_watching+0x8c/0x150 [ 32.214006] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 32.218662] ? ip_route_output_key_hash+0x29b/0x3b0 [ 32.223665] ? ip_route_output_key_hash_rcu+0x3500/0x3500 [ 32.229193] xfrm_lookup_route+0x3c/0x200 [ 32.233346] ip_route_output_flow+0xb1/0xc0 [ 32.237664] udp_sendmsg+0x22cd/0x38e0 [ 32.241552] ? print_usage_bug+0xc0/0xc0 [ 32.245599] ? print_usage_bug+0x70/0xc0 [ 32.249646] ? ip_reply_glue_bits+0xc0/0xc0 [ 32.253956] ? udp_push_pending_frames+0xf0/0xf0 [ 32.258695] ? __lock_acquire+0x7fc/0x5020 [ 32.262914] ? __lock_acquire+0x7fc/0x5020 [ 32.267134] ? graph_lock+0x170/0x170 [ 32.270927] ? mark_held_locks+0x160/0x160 [ 32.275141] ? mark_held_locks+0x160/0x160 [ 32.279372] ? mark_held_locks+0x160/0x160 [ 32.283589] ? __local_bh_enable_ip+0x161/0x230 [ 32.288239] ? lockdep_hardirqs_on+0x421/0x5c0 [ 32.292817] ? _raw_spin_unlock_bh+0x30/0x40 [ 32.297224] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 32.302309] ? do_raw_spin_unlock+0xa7/0x2f0 [ 32.306698] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 32.311266] ? udp_lib_get_port+0x8f2/0x1b80 [ 32.315674] ? __local_bh_enable_ip+0x161/0x230 [ 32.320329] udpv6_sendmsg+0x1832/0x36b0 [ 32.324372] ? udpv6_sendmsg+0x1832/0x36b0 [ 32.328607] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 32.333349] ? find_held_lock+0x36/0x1c0 [ 32.337397] ? __local_bh_enable_ip+0x161/0x230 [ 32.342046] ? __local_bh_enable_ip+0x161/0x230 [ 32.346696] ? lockdep_hardirqs_on+0x421/0x5c0 [ 32.351261] ? trace_hardirqs_on+0xbd/0x2c0 [ 32.355567] ? _raw_spin_unlock_bh+0x30/0x40 [ 32.359956] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 32.365039] ? do_raw_spin_unlock+0xa7/0x2f0 [ 32.369431] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 32.373996] ? ip6_datagram_dst_update+0xf80/0xf80 [ 32.378909] ? release_sock+0x1ec/0x2c0 [ 32.382892] ? __local_bh_enable_ip+0x161/0x230 [ 32.387563] ? _raw_spin_unlock_bh+0x30/0x40 [ 32.391953] ? release_sock+0x1ec/0x2c0 [ 32.395913] ? kasan_check_write+0x14/0x20 [ 32.400131] ? __release_sock+0x3a0/0x3a0 [ 32.404283] ? udp_v6_get_port+0x273/0x660 [ 32.408520] inet_sendmsg+0x1a1/0x690 [ 32.412321] ? udpv6_queue_rcv_skb+0x15d0/0x15d0 [ 32.417060] ? inet_sendmsg+0x1a1/0x690 [ 32.421017] ? ipip_gro_receive+0x100/0x100 [ 32.425322] ? apparmor_socket_sendmsg+0x29/0x30 [ 32.430065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 32.435583] ? security_socket_sendmsg+0x94/0xc0 [ 32.440322] ? ipip_gro_receive+0x100/0x100 [ 32.444640] sock_sendmsg+0xd5/0x120 [ 32.448338] ___sys_sendmsg+0x51d/0x930 [ 32.452295] ? copy_msghdr_from_user+0x580/0x580 [ 32.457032] ? graph_lock+0x170/0x170 [ 32.460814] ? pud_val+0x88/0x100 [ 32.464251] ? pmd_val+0x100/0x100 [ 32.467798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 32.473322] ? __fget_light+0x2f7/0x440 [ 32.477285] ? fget_raw+0x20/0x20 [ 32.480722] ? aa_profile_af_perm+0x430/0x430 [ 32.485211] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 32.490730] ? sockfd_lookup_light+0xc5/0x160 [ 32.495209] __sys_sendmmsg+0x240/0x6f0 [ 32.499180] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 32.503489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 32.509011] ? ipv6_setsockopt+0x84/0x170 [ 32.513156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 32.518683] ? __sys_setsockopt+0x257/0x3b0 [ 32.522993] ? do_syscall_64+0x9a/0x820 [ 32.526950] ? do_syscall_64+0x9a/0x820 [ 32.530911] ? lockdep_hardirqs_on+0x421/0x5c0 [ 32.535476] ? trace_hardirqs_on+0xbd/0x2c0 [ 32.539785] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 32.545130] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 32.550236] __x64_sys_sendmmsg+0x9d/0x100 [ 32.554459] do_syscall_64+0x1b9/0x820 [ 32.558332] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 32.563682] ? syscall_return_slowpath+0x5e0/0x5e0 [ 32.568597] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 32.573439] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 32.578442] ? prepare_exit_to_usermode+0x291/0x3b0 [ 32.583445] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 32.588274] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 32.593443] RIP: 0033:0x4403f9 [ 32.596621] 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 [ 32.615505] RSP: 002b:00007ffdc6cbc8a8 EFLAGS: 00000217 ORIG_RAX: 0000000000000133 [ 32.623194] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004403f9 [ 32.630443] RDX: 0000000000000001 RSI: 0000000020000a80 RDI: 0000000000000003 [ 32.637694] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 [ 32.644945] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000401c80 [ 32.652204] R13: 0000000000401d10 R14: 0000000000000000 R15: 0000000000000000 [ 32.659798] Dumping ftrace buffer: [ 32.663326] (ftrace buffer empty) [ 32.667019] Kernel Offset: disabled [ 32.670627] Rebooting in 86400 seconds..