Warning: Permanently added '10.128.0.212' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 36.572215] FAULT_INJECTION: forcing a failure. [ 36.572215] name failslab, interval 1, probability 0, space 0, times 1 [ 36.583977] CPU: 0 PID: 8102 Comm: syz-executor788 Not tainted 4.19.211-syzkaller #0 [ 36.591965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.601311] Call Trace: [ 36.603900] dump_stack+0x1fc/0x2ef [ 36.607520] should_fail.cold+0xa/0xf [ 36.611313] ? setup_fault_attr+0x200/0x200 [ 36.615624] ? __lockdep_init_map+0x100/0x5a0 [ 36.620105] __should_failslab+0x115/0x180 [ 36.624323] should_failslab+0x5/0x10 [ 36.628111] kmem_cache_alloc_trace+0x46/0x380 [ 36.632677] batadv_hash_new+0x4a/0x290 [ 36.636634] batadv_originator_init+0x51/0x240 [ 36.641200] batadv_mesh_init+0x46a/0x690 [ 36.645340] batadv_softif_init_late+0xad7/0xd90 [ 36.650078] ? batadv_get_strings+0x40/0x40 [ 36.654383] ? batadv_get_strings+0x40/0x40 [ 36.658692] register_netdevice+0x2dc/0x10f0 [ 36.663084] ? unregister_netdev+0x20/0x20 [ 36.667301] ? rtnl_create_link+0x145/0xa40 [ 36.671606] rtnl_newlink+0x13b5/0x15c0 [ 36.675563] ? rtnl_getlink+0x620/0x620 [ 36.679541] ? __lock_acquire+0x6de/0x3ff0 [ 36.683767] ? get_reg+0x1f0/0x1f0 [ 36.687290] ? mark_held_locks+0xf0/0xf0 [ 36.691332] ? unwind_next_frame+0xeee/0x1400 [ 36.695812] ? mark_held_locks+0xf0/0xf0 [ 36.699955] ? unwind_next_frame+0xeee/0x1400 [ 36.704435] ? __lock_acquire+0x6de/0x3ff0 [ 36.708650] ? get_reg+0x1f0/0x1f0 [ 36.712169] ? is_bpf_text_address+0xd5/0x1b0 [ 36.716644] ? mark_held_locks+0xf0/0xf0 [ 36.720686] ? unwind_next_frame+0xeee/0x1400 [ 36.725159] ? __save_stack_trace+0x72/0x190 [ 36.729545] ? deref_stack_reg+0x134/0x1d0 [ 36.733771] ? get_reg+0x176/0x1f0 [ 36.737319] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 36.743191] ? deref_stack_reg+0x1d0/0x1d0 [ 36.747412] ? __lock_acquire+0x6de/0x3ff0 [ 36.751648] ? __lock_acquire+0x6de/0x3ff0 [ 36.755867] ? mark_held_locks+0xf0/0xf0 [ 36.759915] ? get_reg+0x1f0/0x1f0 [ 36.763439] ? unwind_next_frame+0xeee/0x1400 [ 36.767938] ? mutex_trylock+0x1a0/0x1a0 [ 36.771990] ? rtnetlink_rcv_msg+0x3a0/0xb80 [ 36.776384] ? rtnl_getlink+0x620/0x620 [ 36.780343] rtnetlink_rcv_msg+0x453/0xb80 [ 36.784566] ? rtnl_calcit.isra.0+0x430/0x430 [ 36.789041] ? __netlink_lookup+0x3fc/0x730 [ 36.793345] ? lock_downgrade+0x720/0x720 [ 36.797492] ? check_preemption_disabled+0x41/0x280 [ 36.802507] netlink_rcv_skb+0x160/0x440 [ 36.806565] ? rtnl_calcit.isra.0+0x430/0x430 [ 36.811045] ? netlink_ack+0xae0/0xae0 [ 36.814921] netlink_unicast+0x4d5/0x690 [ 36.818967] ? netlink_sendskb+0x110/0x110 [ 36.823186] ? _copy_from_iter_full+0x229/0x7c0 [ 36.827842] ? __phys_addr_symbol+0x2c/0x70 [ 36.832165] ? __check_object_size+0x17b/0x3e0 [ 36.836742] netlink_sendmsg+0x6c3/0xc50 [ 36.840804] ? aa_af_perm+0x230/0x230 [ 36.844584] ? nlmsg_notify+0x1f0/0x1f0 [ 36.848543] ? kernel_recvmsg+0x220/0x220 [ 36.852673] ? nlmsg_notify+0x1f0/0x1f0 [ 36.856652] sock_sendmsg+0xc3/0x120 [ 36.860469] ___sys_sendmsg+0x7bb/0x8e0 [ 36.864439] ? check_preemption_disabled+0x41/0x280 [ 36.869447] ? copy_msghdr_from_user+0x440/0x440 [ 36.874246] ? proc_fail_nth_write+0x95/0x1d0 [ 36.878729] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 36.883647] ? debug_check_no_obj_freed+0x201/0x490 [ 36.888659] ? __vfs_write+0xff/0x770 [ 36.892449] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 36.897372] ? common_file_perm+0x4e5/0x850 [ 36.901678] ? kernel_read+0x110/0x110 [ 36.905554] ? trace_hardirqs_off+0x64/0x200 [ 36.909943] ? fsnotify+0x84e/0xe10 [ 36.913633] ? vfs_write+0x3d7/0x540 [ 36.917348] ? __fdget+0x1a0/0x230 [ 36.920893] __x64_sys_sendmsg+0x132/0x220 [ 36.925125] ? __sys_sendmsg+0x1b0/0x1b0 [ 36.929187] ? vfs_write+0x393/0x540 [ 36.932895] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.938251] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.943265] ? do_syscall_64+0x21/0x620 [ 36.947237] do_syscall_64+0xf9/0x620 [ 36.951178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.956386] RIP: 0033:0x7f65bbece809 [ 36.960107] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 36.979000] RSP: 002b:00007ffea9399dc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 36.986801] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f65bbece809 [ 36.994059] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 37.001307] RBP: 00007ffea9399dd0 R08: 0000000000000002 R09: 00007f65bb003031 [ 37.008557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 37.016155] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.025934] ------------[ cut here ]------------ [ 37.030708] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: (null) [ 37.041118] WARNING: CPU: 0 PID: 8102 at lib/debugobjects.c:325 debug_print_object+0x160/0x250 [ 37.049867] Kernel panic - not syncing: panic_on_warn set ... [ 37.049867] [ 37.057233] CPU: 0 PID: 8102 Comm: syz-executor788 Not tainted 4.19.211-syzkaller #0 [ 37.065138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.074471] Call Trace: [ 37.077053] dump_stack+0x1fc/0x2ef [ 37.080666] panic+0x26a/0x50e [ 37.083842] ? __warn_printk+0xf3/0xf3 [ 37.087713] ? debug_print_object+0x160/0x250 [ 37.092188] ? __probe_kernel_read+0x130/0x1b0 [ 37.096747] ? __warn.cold+0x5/0x5a [ 37.100353] ? __warn+0xe4/0x200 [ 37.103702] ? debug_print_object+0x160/0x250 [ 37.108186] __warn.cold+0x20/0x5a [ 37.111716] ? debug_print_object+0x160/0x250 [ 37.116191] report_bug+0x262/0x2b0 [ 37.119802] do_error_trap+0x1d7/0x310 [ 37.123671] ? math_error+0x310/0x310 [ 37.127453] ? irq_work_claim+0xa6/0xc0 [ 37.131423] ? irq_work_queue+0x29/0x80 [ 37.135483] ? error_entry+0x72/0xd0 [ 37.139177] ? trace_hardirqs_off_caller+0x2c/0x210 [ 37.144173] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.148996] invalid_op+0x14/0x20 [ 37.152430] RIP: 0010:debug_print_object+0x160/0x250 [ 37.157511] 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 [ 37.176392] RSP: 0018:ffff888091a8ec10 EFLAGS: 00010086 [ 37.181850] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 37.189097] RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed1012351d74 [ 37.196353] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 37.203604] R10: 0000000000000005 R11: ffffffff8c66501b R12: ffffffff89f90a40 [ 37.210852] R13: ffffffff815313f0 R14: ffff888096fe9780 R15: 1ffff11012351d8d [ 37.218115] ? calc_wheel_index+0x230/0x230 [ 37.222422] ? vprintk_func+0x81/0x180 [ 37.226316] debug_object_assert_init+0x1f0/0x2e0 [ 37.231157] ? debug_object_free+0x380/0x380 [ 37.235554] ? mark_held_locks+0xf0/0xf0 [ 37.239603] del_timer+0x6d/0x100 [ 37.243037] ? run_timer_softirq+0x670/0x670 [ 37.247431] ? batadv_tvlv_handler_get+0x314/0x470 [ 37.252348] ? trace_hardirqs_off+0x64/0x200 [ 37.256753] try_to_grab_pending+0x2b6/0x6f0 [ 37.261231] __cancel_work_timer+0xa6/0x590 [ 37.265563] ? try_to_grab_pending+0x6f0/0x6f0 [ 37.270124] ? batadv_tvlv_handler_get+0x33b/0x470 [ 37.275123] ? batadv_tvlv_handler_put+0x40/0x40 [ 37.279862] ? mark_held_locks+0xa6/0xf0 [ 37.283909] batadv_nc_mesh_free+0x41/0x120 [ 37.288214] batadv_mesh_free+0x7d/0x170 [ 37.292257] batadv_mesh_init+0x5b7/0x690 [ 37.296389] batadv_softif_init_late+0xad7/0xd90 [ 37.301127] ? batadv_get_strings+0x40/0x40 [ 37.305431] ? batadv_get_strings+0x40/0x40 [ 37.309747] register_netdevice+0x2dc/0x10f0 [ 37.314153] ? unregister_netdev+0x20/0x20 [ 37.318367] ? rtnl_create_link+0x145/0xa40 [ 37.322671] rtnl_newlink+0x13b5/0x15c0 [ 37.326630] ? rtnl_getlink+0x620/0x620 [ 37.330587] ? __lock_acquire+0x6de/0x3ff0 [ 37.334808] ? get_reg+0x1f0/0x1f0 [ 37.338337] ? mark_held_locks+0xf0/0xf0 [ 37.342381] ? unwind_next_frame+0xeee/0x1400 [ 37.346867] ? mark_held_locks+0xf0/0xf0 [ 37.350909] ? unwind_next_frame+0xeee/0x1400 [ 37.355404] ? __lock_acquire+0x6de/0x3ff0 [ 37.359634] ? get_reg+0x1f0/0x1f0 [ 37.363155] ? is_bpf_text_address+0xd5/0x1b0 [ 37.367640] ? mark_held_locks+0xf0/0xf0 [ 37.371681] ? unwind_next_frame+0xeee/0x1400 [ 37.376156] ? __save_stack_trace+0x72/0x190 [ 37.380542] ? deref_stack_reg+0x134/0x1d0 [ 37.384754] ? get_reg+0x176/0x1f0 [ 37.388277] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 37.394140] ? deref_stack_reg+0x1d0/0x1d0 [ 37.398362] ? __lock_acquire+0x6de/0x3ff0 [ 37.402591] ? __lock_acquire+0x6de/0x3ff0 [ 37.406834] ? mark_held_locks+0xf0/0xf0 [ 37.410877] ? get_reg+0x1f0/0x1f0 [ 37.414400] ? unwind_next_frame+0xeee/0x1400 [ 37.418906] ? mutex_trylock+0x1a0/0x1a0 [ 37.422950] ? rtnetlink_rcv_msg+0x3a0/0xb80 [ 37.427346] ? rtnl_getlink+0x620/0x620 [ 37.431302] rtnetlink_rcv_msg+0x453/0xb80 [ 37.435525] ? rtnl_calcit.isra.0+0x430/0x430 [ 37.440006] ? __netlink_lookup+0x3fc/0x730 [ 37.444310] ? lock_downgrade+0x720/0x720 [ 37.448443] ? check_preemption_disabled+0x41/0x280 [ 37.453458] netlink_rcv_skb+0x160/0x440 [ 37.457500] ? rtnl_calcit.isra.0+0x430/0x430 [ 37.461992] ? netlink_ack+0xae0/0xae0 [ 37.465864] netlink_unicast+0x4d5/0x690 [ 37.469921] ? netlink_sendskb+0x110/0x110 [ 37.474136] ? _copy_from_iter_full+0x229/0x7c0 [ 37.478784] ? __phys_addr_symbol+0x2c/0x70 [ 37.483099] ? __check_object_size+0x17b/0x3e0 [ 37.487662] netlink_sendmsg+0x6c3/0xc50 [ 37.491710] ? aa_af_perm+0x230/0x230 [ 37.495492] ? nlmsg_notify+0x1f0/0x1f0 [ 37.499445] ? kernel_recvmsg+0x220/0x220 [ 37.503577] ? nlmsg_notify+0x1f0/0x1f0 [ 37.507534] sock_sendmsg+0xc3/0x120 [ 37.511229] ___sys_sendmsg+0x7bb/0x8e0 [ 37.515184] ? check_preemption_disabled+0x41/0x280 [ 37.520178] ? copy_msghdr_from_user+0x440/0x440 [ 37.524918] ? proc_fail_nth_write+0x95/0x1d0 [ 37.529407] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 37.534318] ? debug_check_no_obj_freed+0x201/0x490 [ 37.539317] ? __vfs_write+0xff/0x770 [ 37.543101] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 37.548031] ? common_file_perm+0x4e5/0x850 [ 37.552336] ? kernel_read+0x110/0x110 [ 37.556218] ? trace_hardirqs_off+0x64/0x200 [ 37.560608] ? fsnotify+0x84e/0xe10 [ 37.564219] ? vfs_write+0x3d7/0x540 [ 37.567930] ? __fdget+0x1a0/0x230 [ 37.571454] __x64_sys_sendmsg+0x132/0x220 [ 37.575673] ? __sys_sendmsg+0x1b0/0x1b0 [ 37.579716] ? vfs_write+0x393/0x540 [ 37.583419] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 37.588774] ? trace_hardirqs_off_caller+0x6e/0x210 [ 37.593855] ? do_syscall_64+0x21/0x620 [ 37.597819] do_syscall_64+0xf9/0x620 [ 37.601619] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.606786] RIP: 0033:0x7f65bbece809 [ 37.610484] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 37.629363] RSP: 002b:00007ffea9399dc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 37.637051] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f65bbece809 [ 37.644299] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 37.651546] RBP: 00007ffea9399dd0 R08: 0000000000000002 R09: 00007f65bb003031 [ 37.658799] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 37.666070] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.673580] Kernel Offset: disabled [ 37.677264] Rebooting in 86400 seconds..