[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.74' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 45.731995] netlink: 4 bytes leftover after parsing attributes in process `syz-executor369'. [ 45.740831] FAULT_INJECTION: forcing a failure. [ 45.740831] name failslab, interval 1, probability 0, space 0, times 1 [ 45.752450] CPU: 1 PID: 8114 Comm: syz-executor369 Not tainted 4.19.211-syzkaller #0 [ 45.760340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 45.769694] Call Trace: [ 45.772465] dump_stack+0x1fc/0x2ef [ 45.776082] should_fail.cold+0xa/0xf [ 45.779869] ? setup_fault_attr+0x200/0x200 [ 45.784417] ? mark_held_locks+0xa6/0xf0 [ 45.788470] ? _raw_spin_lock_irqsave+0x94/0xc0 [ 45.793143] __should_failslab+0x115/0x180 [ 45.797368] should_failslab+0x5/0x10 [ 45.801241] kmem_cache_alloc_trace+0x46/0x380 [ 45.805811] batadv_v_ogm_init+0xbb/0x430 [ 45.809942] ? batadv_v_ogm_packet_recv+0xd50/0xd50 [ 45.814947] ? __lockdep_init_map+0x100/0x5a0 [ 45.819433] batadv_v_mesh_init+0x11/0x20 [ 45.823703] batadv_mesh_init+0x448/0x690 [ 45.827850] batadv_softif_init_late+0xad7/0xd90 [ 45.832599] ? batadv_get_strings+0x40/0x40 [ 45.836912] ? batadv_get_strings+0x40/0x40 [ 45.841221] register_netdevice+0x2dc/0x10f0 [ 45.845619] ? unregister_netdev+0x20/0x20 [ 45.849839] ? rtnl_create_link+0x145/0xa40 [ 45.854150] rtnl_newlink+0x13b5/0x15c0 [ 45.858112] ? rtnl_getlink+0x620/0x620 [ 45.862069] ? __lock_acquire+0x6de/0x3ff0 [ 45.866291] ? get_reg+0x1f0/0x1f0 [ 45.869821] ? mark_held_locks+0xf0/0xf0 [ 45.874151] ? unwind_next_frame+0xeee/0x1400 [ 45.878632] ? mark_held_locks+0xf0/0xf0 [ 45.882683] ? unwind_next_frame+0xeee/0x1400 [ 45.887599] ? __lock_acquire+0x6de/0x3ff0 [ 45.891822] ? get_reg+0x1f0/0x1f0 [ 45.895356] ? is_bpf_text_address+0xd5/0x1b0 [ 45.899835] ? mark_held_locks+0xf0/0xf0 [ 45.903877] ? unwind_next_frame+0xeee/0x1400 [ 45.908356] ? __save_stack_trace+0x72/0x190 [ 45.912744] ? deref_stack_reg+0x134/0x1d0 [ 45.916960] ? get_reg+0x176/0x1f0 [ 45.920485] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 45.926364] ? deref_stack_reg+0x1d0/0x1d0 [ 45.930594] ? __lock_acquire+0x6de/0x3ff0 [ 45.934819] ? __lock_acquire+0x6de/0x3ff0 [ 45.939038] ? mark_held_locks+0xf0/0xf0 [ 45.943086] ? get_reg+0x1f0/0x1f0 [ 45.946608] ? unwind_next_frame+0xeee/0x1400 [ 45.951102] ? mutex_trylock+0x1a0/0x1a0 [ 45.955151] ? rtnetlink_rcv_msg+0x3a0/0xb80 [ 45.959641] ? rtnl_getlink+0x620/0x620 [ 45.963599] rtnetlink_rcv_msg+0x453/0xb80 [ 45.967825] ? rtnl_calcit.isra.0+0x430/0x430 [ 45.972310] ? __netlink_lookup+0x3fc/0x730 [ 45.976627] ? lock_downgrade+0x720/0x720 [ 45.980759] ? check_preemption_disabled+0x41/0x280 [ 45.985759] netlink_rcv_skb+0x160/0x440 [ 45.989802] ? rtnl_calcit.isra.0+0x430/0x430 [ 45.994281] ? netlink_ack+0xae0/0xae0 [ 45.998157] netlink_unicast+0x4d5/0x690 [ 46.002211] ? netlink_sendskb+0x110/0x110 [ 46.006431] ? _copy_from_iter_full+0x229/0x7c0 [ 46.011085] ? __phys_addr_symbol+0x2c/0x70 [ 46.015394] ? __check_object_size+0x17b/0x3e0 [ 46.019972] netlink_sendmsg+0x6c3/0xc50 [ 46.024019] ? aa_af_perm+0x230/0x230 [ 46.027816] ? nlmsg_notify+0x1f0/0x1f0 [ 46.031772] ? kernel_recvmsg+0x220/0x220 [ 46.035914] ? nlmsg_notify+0x1f0/0x1f0 [ 46.039871] sock_sendmsg+0xc3/0x120 [ 46.043573] ___sys_sendmsg+0x7bb/0x8e0 [ 46.047793] ? check_preemption_disabled+0x41/0x280 [ 46.052794] ? copy_msghdr_from_user+0x440/0x440 [ 46.057537] ? proc_fail_nth_write+0x95/0x1d0 [ 46.062015] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.066926] ? mark_held_locks+0xf0/0xf0 [ 46.071002] ? __vfs_write+0xff/0x770 [ 46.074800] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.079714] ? common_file_perm+0x4e5/0x850 [ 46.084026] ? kernel_read+0x110/0x110 [ 46.087903] ? vm_insert_page+0x9c0/0x9c0 [ 46.092034] ? fsnotify+0x84e/0xe10 [ 46.095640] ? vfs_write+0x3d7/0x540 [ 46.099346] ? __fdget+0x1a0/0x230 [ 46.102876] __x64_sys_sendmsg+0x132/0x220 [ 46.107089] ? __sys_sendmsg+0x1b0/0x1b0 [ 46.111134] ? vfs_write+0x393/0x540 [ 46.114840] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.120189] ? trace_hardirqs_off_caller+0x6e/0x210 [ 46.125187] ? do_syscall_64+0x21/0x620 [ 46.129154] do_syscall_64+0xf9/0x620 [ 46.132947] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.138145] RIP: 0033:0x7f04ea7b30f9 [ 46.141843] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 46.160732] RSP: 002b:00007fff31a0b4d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.168425] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f04ea7b30f9 [ 46.175677] RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000003 [ 46.182947] RBP: 00007fff31a0b4f0 R08: 0000000000000001 R09: 0000000000000001 [ 46.190205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 46.197458] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 46.207067] ------------[ cut here ]------------ [ 46.211848] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: (null) [ 46.222236] WARNING: CPU: 0 PID: 8114 at lib/debugobjects.c:325 debug_print_object+0x160/0x250 [ 46.230995] Kernel panic - not syncing: panic_on_warn set ... [ 46.230995] [ 46.238379] CPU: 0 PID: 8114 Comm: syz-executor369 Not tainted 4.19.211-syzkaller #0 [ 46.246259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 46.255594] Call Trace: [ 46.258257] dump_stack+0x1fc/0x2ef [ 46.261868] panic+0x26a/0x50e [ 46.265044] ? __warn_printk+0xf3/0xf3 [ 46.268916] ? debug_print_object+0x160/0x250 [ 46.273393] ? __probe_kernel_read+0x130/0x1b0 [ 46.277954] ? __warn.cold+0x5/0x5a [ 46.281564] ? __warn+0xe4/0x200 [ 46.284911] ? debug_print_object+0x160/0x250 [ 46.289384] __warn.cold+0x20/0x5a [ 46.292905] ? debug_print_object+0x160/0x250 [ 46.297389] report_bug+0x262/0x2b0 [ 46.300997] do_error_trap+0x1d7/0x310 [ 46.304865] ? math_error+0x310/0x310 [ 46.308652] ? irq_work_claim+0xa6/0xc0 [ 46.312607] ? irq_work_queue+0x29/0x80 [ 46.316651] ? error_entry+0x72/0xd0 [ 46.320348] ? trace_hardirqs_off_caller+0x2c/0x210 [ 46.325350] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.330175] invalid_op+0x14/0x20 [ 46.333610] RIP: 0010:debug_print_object+0x160/0x250 [ 46.338705] Code: dd 20 f1 b3 88 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd 20 f1 b3 88 48 c7 c7 40 e5 b3 88 e8 65 92 7b 04 <0f> 0b 83 05 73 e6 af 07 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 46.357588] RSP: 0018:ffff888095d96c08 EFLAGS: 00010086 [ 46.362931] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 46.370266] RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed1012bb2d73 [ 46.377514] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 46.384763] R10: 0000000000000005 R11: ffffffff8c66501b R12: ffffffff89f90a40 [ 46.392009] R13: ffffffff815313f0 R14: ffff888094d89958 R15: 1ffff11012bb2d8c [ 46.399290] ? calc_wheel_index+0x230/0x230 [ 46.403601] ? vprintk_func+0x81/0x180 [ 46.407471] ? debug_print_object+0x160/0x250 [ 46.411948] debug_object_assert_init+0x1f0/0x2e0 [ 46.416771] ? save_trace+0xd6/0x290 [ 46.420462] ? debug_object_free+0x380/0x380 [ 46.424865] del_timer+0x6d/0x100 [ 46.428325] ? run_timer_softirq+0x670/0x670 [ 46.432736] ? trace_hardirqs_off+0x64/0x200 [ 46.437146] try_to_grab_pending+0x2b6/0x6f0 [ 46.441549] __cancel_work_timer+0xa6/0x590 [ 46.445876] ? mark_held_locks+0xa6/0xf0 [ 46.450022] ? try_to_grab_pending+0x6f0/0x6f0 [ 46.454598] ? batadv_mesh_free+0x6d/0x170 [ 46.458826] ? mark_held_locks+0xa6/0xf0 [ 46.462876] ? __local_bh_enable_ip+0x159/0x270 [ 46.467534] batadv_v_ogm_free+0x1f/0xd0 [ 46.471577] batadv_mesh_free+0x75/0x170 [ 46.475619] batadv_mesh_init+0x5b7/0x690 [ 46.479749] batadv_softif_init_late+0xad7/0xd90 [ 46.484487] ? batadv_get_strings+0x40/0x40 [ 46.488798] ? batadv_get_strings+0x40/0x40 [ 46.493102] register_netdevice+0x2dc/0x10f0 [ 46.497494] ? unregister_netdev+0x20/0x20 [ 46.501710] ? rtnl_create_link+0x145/0xa40 [ 46.506014] rtnl_newlink+0x13b5/0x15c0 [ 46.509977] ? rtnl_getlink+0x620/0x620 [ 46.513943] ? __lock_acquire+0x6de/0x3ff0 [ 46.518164] ? get_reg+0x1f0/0x1f0 [ 46.521706] ? mark_held_locks+0xf0/0xf0 [ 46.525749] ? unwind_next_frame+0xeee/0x1400 [ 46.530229] ? mark_held_locks+0xf0/0xf0 [ 46.534275] ? unwind_next_frame+0xeee/0x1400 [ 46.538755] ? __lock_acquire+0x6de/0x3ff0 [ 46.542974] ? get_reg+0x1f0/0x1f0 [ 46.546501] ? is_bpf_text_address+0xd5/0x1b0 [ 46.550980] ? mark_held_locks+0xf0/0xf0 [ 46.555024] ? unwind_next_frame+0xeee/0x1400 [ 46.559520] ? __save_stack_trace+0x72/0x190 [ 46.563913] ? deref_stack_reg+0x134/0x1d0 [ 46.568126] ? get_reg+0x176/0x1f0 [ 46.571672] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 46.577556] ? deref_stack_reg+0x1d0/0x1d0 [ 46.581774] ? __lock_acquire+0x6de/0x3ff0 [ 46.585996] ? __lock_acquire+0x6de/0x3ff0 [ 46.590211] ? mark_held_locks+0xf0/0xf0 [ 46.594273] ? get_reg+0x1f0/0x1f0 [ 46.597794] ? unwind_next_frame+0xeee/0x1400 [ 46.602286] ? mutex_trylock+0x1a0/0x1a0 [ 46.606329] ? rtnetlink_rcv_msg+0x3a0/0xb80 [ 46.610726] ? rtnl_getlink+0x620/0x620 [ 46.614680] rtnetlink_rcv_msg+0x453/0xb80 [ 46.618904] ? rtnl_calcit.isra.0+0x430/0x430 [ 46.623379] ? __netlink_lookup+0x3fc/0x730 [ 46.627702] ? lock_downgrade+0x720/0x720 [ 46.631853] ? check_preemption_disabled+0x41/0x280 [ 46.636856] netlink_rcv_skb+0x160/0x440 [ 46.640904] ? rtnl_calcit.isra.0+0x430/0x430 [ 46.645381] ? netlink_ack+0xae0/0xae0 [ 46.649257] netlink_unicast+0x4d5/0x690 [ 46.653312] ? netlink_sendskb+0x110/0x110 [ 46.657529] ? _copy_from_iter_full+0x229/0x7c0 [ 46.662178] ? __phys_addr_symbol+0x2c/0x70 [ 46.666483] ? __check_object_size+0x17b/0x3e0 [ 46.671046] netlink_sendmsg+0x6c3/0xc50 [ 46.675091] ? aa_af_perm+0x230/0x230 [ 46.678871] ? nlmsg_notify+0x1f0/0x1f0 [ 46.682825] ? kernel_recvmsg+0x220/0x220 [ 46.686958] ? nlmsg_notify+0x1f0/0x1f0 [ 46.690919] sock_sendmsg+0xc3/0x120 [ 46.694620] ___sys_sendmsg+0x7bb/0x8e0 [ 46.698578] ? check_preemption_disabled+0x41/0x280 [ 46.703611] ? copy_msghdr_from_user+0x440/0x440 [ 46.708354] ? proc_fail_nth_write+0x95/0x1d0 [ 46.712856] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.717785] ? mark_held_locks+0xf0/0xf0 [ 46.721839] ? __vfs_write+0xff/0x770 [ 46.725713] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.730635] ? common_file_perm+0x4e5/0x850 [ 46.735037] ? kernel_read+0x110/0x110 [ 46.738922] ? vm_insert_page+0x9c0/0x9c0 [ 46.743065] ? fsnotify+0x84e/0xe10 [ 46.746678] ? vfs_write+0x3d7/0x540 [ 46.750382] ? __fdget+0x1a0/0x230 [ 46.753908] __x64_sys_sendmsg+0x132/0x220 [ 46.758211] ? __sys_sendmsg+0x1b0/0x1b0 [ 46.762252] ? vfs_write+0x393/0x540 [ 46.765968] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.771319] ? trace_hardirqs_off_caller+0x6e/0x210 [ 46.776318] ? do_syscall_64+0x21/0x620 [ 46.780276] do_syscall_64+0xf9/0x620 [ 46.784062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.789236] RIP: 0033:0x7f04ea7b30f9 [ 46.792934] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 46.811820] RSP: 002b:00007fff31a0b4d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.819507] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f04ea7b30f9 [ 46.826767] RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000003 [ 46.834019] RBP: 00007fff31a0b4f0 R08: 0000000000000001 R09: 0000000000000001 [ 46.841268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 46.848531] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 46.856160] Kernel Offset: disabled [ 46.859826] Rebooting in 86400 seconds..