Warning: Permanently added '10.128.10.32' (ECDSA) to the list of known hosts. syzkaller login: [ 35.479319] IPVS: ftp: loaded support on port[0] = 21 executing program [ 35.523144] FAULT_INJECTION: forcing a failure. [ 35.523144] name failslab, interval 1, probability 0, space 0, times 1 [ 35.534686] CPU: 1 PID: 8115 Comm: syz-executor172 Not tainted 4.19.211-syzkaller #0 [ 35.542550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.551882] Call Trace: [ 35.554457] dump_stack+0x1fc/0x2ef [ 35.558066] should_fail.cold+0xa/0xf [ 35.561845] ? setup_fault_attr+0x200/0x200 [ 35.566144] ? __debug_object_init+0x410/0x9b0 [ 35.570711] ? round_jiffies_up_relative+0xd0/0xd0 [ 35.575625] __should_failslab+0x115/0x180 [ 35.579843] should_failslab+0x5/0x10 [ 35.583634] kmem_cache_alloc_trace+0x46/0x380 [ 35.588193] ? queue_delayed_work_on+0x13e/0x200 [ 35.592926] batadv_hash_new+0x4a/0x290 [ 35.596890] ? queue_delayed_work_on+0x122/0x200 [ 35.601630] batadv_tt_init+0x211/0x330 [ 35.605597] batadv_mesh_init+0x48c/0x690 [ 35.609749] batadv_softif_init_late+0xad7/0xd90 [ 35.614589] ? batadv_get_strings+0x40/0x40 [ 35.618898] ? batadv_get_strings+0x40/0x40 [ 35.623247] register_netdevice+0x2dc/0x10f0 [ 35.627647] ? unregister_netdev+0x20/0x20 [ 35.631976] ? rtnl_create_link+0x145/0xa40 [ 35.636285] rtnl_newlink+0x13b5/0x15c0 [ 35.640261] ? rtnl_getlink+0x620/0x620 [ 35.644225] ? __lock_acquire+0x6de/0x3ff0 [ 35.648446] ? mark_held_locks+0xf0/0xf0 [ 35.652507] ? get_reg+0x1f0/0x1f0 [ 35.656037] ? mark_held_locks+0xf0/0xf0 [ 35.660083] ? unwind_next_frame+0xeee/0x1400 [ 35.664563] ? mark_held_locks+0xf0/0xf0 [ 35.668618] ? __lock_acquire+0x6de/0x3ff0 [ 35.672848] ? get_reg+0x1f0/0x1f0 [ 35.676376] ? trace_hardirqs_off+0x64/0x200 [ 35.680803] ? mark_held_locks+0xf0/0xf0 [ 35.684852] ? unwind_next_frame+0xeee/0x1400 [ 35.689328] ? __save_stack_trace+0x72/0x190 [ 35.693718] ? deref_stack_reg+0x134/0x1d0 [ 35.697965] ? get_reg+0x176/0x1f0 [ 35.701489] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 35.707360] ? deref_stack_reg+0x1d0/0x1d0 [ 35.711618] ? __lock_acquire+0x6de/0x3ff0 [ 35.715848] ? __lock_acquire+0x6de/0x3ff0 [ 35.720065] ? mark_held_locks+0xf0/0xf0 [ 35.724105] ? get_reg+0x1f0/0x1f0 [ 35.727624] ? unwind_next_frame+0xeee/0x1400 [ 35.732115] ? mutex_trylock+0x1a0/0x1a0 [ 35.736159] ? rtnetlink_rcv_msg+0x3a0/0xb80 [ 35.740555] ? rtnl_getlink+0x620/0x620 [ 35.744511] rtnetlink_rcv_msg+0x453/0xb80 [ 35.748730] ? rtnl_calcit.isra.0+0x430/0x430 [ 35.753235] ? __netlink_lookup+0x3fc/0x730 [ 35.757539] ? lock_downgrade+0x720/0x720 [ 35.761667] ? check_preemption_disabled+0x41/0x280 [ 35.766676] netlink_rcv_skb+0x160/0x440 [ 35.770717] ? rtnl_calcit.isra.0+0x430/0x430 [ 35.775188] ? netlink_ack+0xae0/0xae0 [ 35.779060] netlink_unicast+0x4d5/0x690 [ 35.783111] ? netlink_sendskb+0x110/0x110 [ 35.787323] ? _copy_from_iter_full+0x229/0x7c0 [ 35.791967] ? __phys_addr_symbol+0x2c/0x70 [ 35.796266] ? __check_object_size+0x17b/0x3e0 [ 35.800840] netlink_sendmsg+0x6c3/0xc50 [ 35.804886] ? aa_af_perm+0x230/0x230 [ 35.808752] ? nlmsg_notify+0x1f0/0x1f0 [ 35.812702] ? kernel_recvmsg+0x220/0x220 [ 35.816833] ? nlmsg_notify+0x1f0/0x1f0 [ 35.820785] sock_sendmsg+0xc3/0x120 [ 35.824477] ___sys_sendmsg+0x7bb/0x8e0 [ 35.828451] ? check_preemption_disabled+0x41/0x280 [ 35.833541] ? copy_msghdr_from_user+0x440/0x440 [ 35.838481] ? proc_fail_nth_write+0x95/0x1d0 [ 35.843023] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 35.847948] ? mark_held_locks+0xf0/0xf0 [ 35.851992] ? __vfs_write+0xff/0x770 [ 35.855818] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 35.860734] ? common_file_perm+0x4e5/0x850 [ 35.865050] ? kernel_read+0x110/0x110 [ 35.869023] ? vm_insert_page+0x9c0/0x9c0 [ 35.873154] ? fsnotify+0x84e/0xe10 [ 35.876767] ? vfs_write+0x3d7/0x540 [ 35.880464] ? __fdget+0x1a0/0x230 [ 35.883992] __x64_sys_sendmsg+0x132/0x220 [ 35.888213] ? __sys_sendmsg+0x1b0/0x1b0 [ 35.892251] ? vfs_write+0x393/0x540 [ 35.895952] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 35.901299] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.906296] ? do_syscall_64+0x21/0x620 [ 35.910266] do_syscall_64+0xf9/0x620 [ 35.914061] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.919369] RIP: 0033:0x7f04a3bf1c49 [ 35.923069] Code: 96 01 00 85 c0 b8 00 00 00 00 48 0f 44 c3 5b c3 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 b8 ff ff ff f7 d8 64 89 01 48 [ 35.942585] RSP: 002b:00007ffd3ef92c18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 35.950282] RAX: ffffffffffffffda RBX: 00005555561d52b8 RCX: 00007f04a3bf1c49 [ 35.957627] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 35.965070] RBP: 0000000000000002 R08: 0000000000000002 R09: 000000ff3ef92c48 [ 35.972338] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd3ef92c80 [ 35.979611] R13: 00007f04a3c6de10 R14: 0000000000000000 R15: 00007ffd3ef92c50 [ 35.989872] ------------[ cut here ]------------ [ 35.994644] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: (null) [ 36.005314] WARNING: CPU: 1 PID: 8115 at lib/debugobjects.c:325 debug_print_object+0x160/0x250 [ 36.014064] Kernel panic - not syncing: panic_on_warn set ... [ 36.014064] [ 36.021426] CPU: 1 PID: 8115 Comm: syz-executor172 Not tainted 4.19.211-syzkaller #0 [ 36.029301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.038674] Call Trace: [ 36.041256] dump_stack+0x1fc/0x2ef [ 36.044875] panic+0x26a/0x50e [ 36.048055] ? __warn_printk+0xf3/0xf3 [ 36.051940] ? debug_print_object+0x160/0x250 [ 36.056466] ? __probe_kernel_read+0x130/0x1b0 [ 36.061031] ? __warn.cold+0x5/0x5a [ 36.064654] ? __warn+0xe4/0x200 [ 36.068026] ? debug_print_object+0x160/0x250 [ 36.072593] __warn.cold+0x20/0x5a [ 36.076122] ? debug_print_object+0x160/0x250 [ 36.080606] report_bug+0x262/0x2b0 [ 36.084229] do_error_trap+0x1d7/0x310 [ 36.088114] ? math_error+0x310/0x310 [ 36.092085] ? irq_work_claim+0xa6/0xc0 [ 36.096055] ? irq_work_queue+0x29/0x80 [ 36.100042] ? error_entry+0x72/0xd0 [ 36.103746] ? trace_hardirqs_off_caller+0x2c/0x210 [ 36.108753] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.113603] invalid_op+0x14/0x20 [ 36.117050] RIP: 0010:debug_print_object+0x160/0x250 [ 36.122321] 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 [ 36.141217] RSP: 0018:ffff8880b158ec10 EFLAGS: 00010086 [ 36.146586] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 36.153849] RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed10162b1d74 [ 36.161129] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 36.168387] R10: 0000000000000005 R11: ffffffff8c66505b R12: ffffffff89f90a40 [ 36.175655] R13: ffffffff815313f0 R14: ffff88809ae51800 R15: 1ffff110162b1d8d [ 36.182926] ? calc_wheel_index+0x230/0x230 [ 36.187237] ? vprintk_func+0x81/0x180 [ 36.191211] debug_object_assert_init+0x1f0/0x2e0 [ 36.196032] ? debug_object_free+0x380/0x380 [ 36.200418] ? mark_held_locks+0xf0/0xf0 [ 36.204466] del_timer+0x6d/0x100 [ 36.207910] ? run_timer_softirq+0x670/0x670 [ 36.212311] ? batadv_tvlv_handler_get+0x314/0x470 [ 36.217266] ? trace_hardirqs_off+0x64/0x200 [ 36.221662] try_to_grab_pending+0x2b6/0x6f0 [ 36.226227] __cancel_work_timer+0xa6/0x590 [ 36.230535] ? try_to_grab_pending+0x6f0/0x6f0 [ 36.235116] ? batadv_tvlv_handler_get+0x33b/0x470 [ 36.240030] ? batadv_tvlv_handler_put+0x40/0x40 [ 36.244812] ? mark_held_locks+0xa6/0xf0 [ 36.248860] batadv_nc_mesh_free+0x41/0x120 [ 36.253163] batadv_mesh_free+0x7d/0x170 [ 36.257202] batadv_mesh_init+0x5b7/0x690 [ 36.261329] batadv_softif_init_late+0xad7/0xd90 [ 36.266063] ? batadv_get_strings+0x40/0x40 [ 36.270367] ? batadv_get_strings+0x40/0x40 [ 36.274670] register_netdevice+0x2dc/0x10f0 [ 36.279057] ? unregister_netdev+0x20/0x20 [ 36.283273] ? rtnl_create_link+0x145/0xa40 [ 36.287573] rtnl_newlink+0x13b5/0x15c0 [ 36.291530] ? rtnl_getlink+0x620/0x620 [ 36.295491] ? __lock_acquire+0x6de/0x3ff0 [ 36.299716] ? mark_held_locks+0xf0/0xf0 [ 36.303756] ? get_reg+0x1f0/0x1f0 [ 36.307274] ? mark_held_locks+0xf0/0xf0 [ 36.311315] ? unwind_next_frame+0xeee/0x1400 [ 36.315788] ? mark_held_locks+0xf0/0xf0 [ 36.319832] ? __lock_acquire+0x6de/0x3ff0 [ 36.324062] ? get_reg+0x1f0/0x1f0 [ 36.327584] ? trace_hardirqs_off+0x64/0x200 [ 36.332320] ? mark_held_locks+0xf0/0xf0 [ 36.336363] ? unwind_next_frame+0xeee/0x1400 [ 36.340835] ? __save_stack_trace+0x72/0x190 [ 36.345229] ? deref_stack_reg+0x134/0x1d0 [ 36.349454] ? get_reg+0x176/0x1f0 [ 36.352972] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 36.358844] ? deref_stack_reg+0x1d0/0x1d0 [ 36.363058] ? __lock_acquire+0x6de/0x3ff0 [ 36.367273] ? __lock_acquire+0x6de/0x3ff0 [ 36.371498] ? mark_held_locks+0xf0/0xf0 [ 36.375537] ? get_reg+0x1f0/0x1f0 [ 36.379054] ? unwind_next_frame+0xeee/0x1400 [ 36.383544] ? mutex_trylock+0x1a0/0x1a0 [ 36.387584] ? rtnetlink_rcv_msg+0x3a0/0xb80 [ 36.391976] ? rtnl_getlink+0x620/0x620 [ 36.395929] rtnetlink_rcv_msg+0x453/0xb80 [ 36.400141] ? rtnl_calcit.isra.0+0x430/0x430 [ 36.404615] ? __netlink_lookup+0x3fc/0x730 [ 36.408917] ? lock_downgrade+0x720/0x720 [ 36.413134] ? check_preemption_disabled+0x41/0x280 [ 36.418137] netlink_rcv_skb+0x160/0x440 [ 36.422535] ? rtnl_calcit.isra.0+0x430/0x430 [ 36.427203] ? netlink_ack+0xae0/0xae0 [ 36.431166] netlink_unicast+0x4d5/0x690 [ 36.435212] ? netlink_sendskb+0x110/0x110 [ 36.439432] ? _copy_from_iter_full+0x229/0x7c0 [ 36.444102] ? __phys_addr_symbol+0x2c/0x70 [ 36.448580] ? __check_object_size+0x17b/0x3e0 [ 36.453147] netlink_sendmsg+0x6c3/0xc50 [ 36.457202] ? aa_af_perm+0x230/0x230 [ 36.460986] ? nlmsg_notify+0x1f0/0x1f0 [ 36.464978] ? kernel_recvmsg+0x220/0x220 [ 36.469213] ? nlmsg_notify+0x1f0/0x1f0 [ 36.473172] sock_sendmsg+0xc3/0x120 [ 36.476872] ___sys_sendmsg+0x7bb/0x8e0 [ 36.480846] ? check_preemption_disabled+0x41/0x280 [ 36.485865] ? copy_msghdr_from_user+0x440/0x440 [ 36.490611] ? proc_fail_nth_write+0x95/0x1d0 [ 36.495171] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 36.500113] ? mark_held_locks+0xf0/0xf0 [ 36.504163] ? __vfs_write+0xff/0x770 [ 36.507953] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 36.512901] ? common_file_perm+0x4e5/0x850 [ 36.517220] ? kernel_read+0x110/0x110 [ 36.521220] ? vm_insert_page+0x9c0/0x9c0 [ 36.525440] ? fsnotify+0x84e/0xe10 [ 36.529065] ? vfs_write+0x3d7/0x540 [ 36.532776] ? __fdget+0x1a0/0x230 [ 36.536405] __x64_sys_sendmsg+0x132/0x220 [ 36.540638] ? __sys_sendmsg+0x1b0/0x1b0 [ 36.544688] ? vfs_write+0x393/0x540 [ 36.548655] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.554048] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.559044] ? do_syscall_64+0x21/0x620 [ 36.562998] do_syscall_64+0xf9/0x620 [ 36.566855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.572034] RIP: 0033:0x7f04a3bf1c49 [ 36.575734] Code: 96 01 00 85 c0 b8 00 00 00 00 48 0f 44 c3 5b c3 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 b8 ff ff ff f7 d8 64 89 01 48 [ 36.594615] RSP: 002b:00007ffd3ef92c18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 36.602311] RAX: ffffffffffffffda RBX: 00005555561d52b8 RCX: 00007f04a3bf1c49 [ 36.609745] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 36.616995] RBP: 0000000000000002 R08: 0000000000000002 R09: 000000ff3ef92c48 [ 36.624241] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd3ef92c80 [ 36.631672] R13: 00007f04a3c6de10 R14: 0000000000000000 R15: 00007ffd3ef92c50 [ 36.639489] Kernel Offset: disabled [ 36.643287] Rebooting in 86400 seconds..