[ 53.643597][ T6723] RBP: 00007fd5fe1c3680 R08: 0000000000000100 R09: 0000000000000000 [ 53.651577][ T6723] R10: 0000560370c5b980 R11: 0000000000000246 R12: 00000000000001ed [ 53.660004][ T6723] R13: 00007fffb6146fb0 R14: 0000000000000000 R15: 0000000000000000 [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 60.312257][ T57] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:2/57 [ 60.321745][ T57] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 60.328204][ T57] CPU: 0 PID: 57 Comm: kworker/u4:2 Not tainted 5.7.0-syzkaller #0 [ 60.336341][ T57] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.347502][ T57] Workqueue: writeback wb_workfn (flush-8:0) [ 60.353497][ T57] Call Trace: [ 60.356827][ T57] dump_stack+0x188/0x20d [ 60.361348][ T57] debug_smp_processor_id.cold+0x88/0x9b [ 60.367264][ T57] ext4_mb_new_blocks+0xa77/0x3b30 [ 60.372935][ T57] ? __kmalloc+0x62f/0x7a0 [ 60.378119][ T57] ? ext4_ext_search_right+0x2ca/0xb20 [ 60.384137][ T57] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 60.390116][ T57] ext4_ext_map_blocks+0x2044/0x3410 [ 60.395694][ T57] ? ext4_ext_release+0x10/0x10 [ 60.400583][ T57] ? __down_timeout+0x2d0/0x2d0 [ 60.405665][ T57] ? ext4_es_lookup_extent+0x41d/0xd30 [ 60.411281][ T57] ? debug_smp_processor_id+0x2f/0x185 [ 60.416880][ T57] ext4_map_blocks+0x4cb/0x1640 [ 60.421730][ T57] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 60.427039][ T57] ? debug_smp_processor_id+0x2f/0x185 [ 60.432524][ T57] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.438450][ T57] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.445046][ T57] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 60.451124][ T57] ext4_writepages+0x1ab7/0x3400 [ 60.456185][ T57] ? __ext4_mark_inode_dirty+0x950/0x950 [ 60.463988][ T57] ? __lock_acquire+0x2224/0x48a0 [ 60.469884][ T57] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 60.478533][ T57] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 60.488154][ T57] ? __ext4_mark_inode_dirty+0x950/0x950 [ 60.494272][ T57] ? do_writepages+0xfa/0x2a0 [ 60.499226][ T57] do_writepages+0xfa/0x2a0 [ 60.506500][ T57] ? page_writeback_cpu_online+0x10/0x10 [ 60.513369][ T57] ? debug_smp_processor_id+0x2f/0x185 [ 60.519012][ T57] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.524567][ T57] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.530689][ T57] ? lock_downgrade+0x840/0x840 [ 60.535663][ T57] __writeback_single_inode+0x12a/0x1410 [ 60.541328][ T57] ? _raw_spin_unlock+0x24/0x40 [ 60.546640][ T57] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 60.552889][ T57] writeback_sb_inodes+0x515/0xdd0 [ 60.558107][ T57] ? __writeback_single_inode+0x1410/0x1410 [ 60.564042][ T57] __writeback_inodes_wb+0xc3/0x250 [ 60.569382][ T57] wb_writeback+0x910/0xd90 [ 60.573886][ T57] ? print_usage_bug+0x240/0x240 [ 60.579083][ T57] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 60.586204][ T57] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 60.592111][ T57] ? cpumask_next+0x3c/0x40 [ 60.596630][ T57] ? get_nr_dirty_inodes+0xd6/0x130 [ 60.601816][ T57] wb_workfn+0xadf/0x10d0 [ 60.606144][ T57] ? inode_wait_for_writeback+0x30/0x30 [ 60.611681][ T57] ? debug_smp_processor_id+0x2f/0x185 [ 60.617161][ T57] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.623322][ T57] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.629545][ T57] process_one_work+0x965/0x16a0 [ 60.635629][ T57] ? lock_release+0x800/0x800 [ 60.640970][ T57] ? pwq_dec_nr_in_flight+0x310/0x310 [ 60.647420][ T57] ? rwlock_bug.part.0+0x90/0x90 [ 60.653198][ T57] worker_thread+0x96/0xe10 [ 60.657989][ T57] ? process_one_work+0x16a0/0x16a0 [ 60.663754][ T57] kthread+0x388/0x470 [ 60.667890][ T57] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 60.673882][ T57] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 60.680174][ T57] ret_from_fork+0x24/0x30 Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts. 2020/06/15 18:21:06 fuzzer started 2020/06/15 18:21:06 connecting to host at 10.128.0.26:40649 2020/06/15 18:21:06 checking machine... 2020/06/15 18:21:06 checking revisions... 2020/06/15 18:21:06 testing simple program... [ 61.911119][ T6786] BUG: using smp_processor_id() in preemptible [00000000] code: syz-fuzzer/6786 [ 61.920525][ T6786] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 61.926774][ T6786] CPU: 1 PID: 6786 Comm: syz-fuzzer Not tainted 5.7.0-syzkaller #0 [ 61.934753][ T6786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.946118][ T6786] Call Trace: [ 61.949404][ T6786] dump_stack+0x188/0x20d [ 61.953735][ T6786] debug_smp_processor_id.cold+0x88/0x9b [ 61.959602][ T6786] ext4_mb_new_blocks+0xa77/0x3b30 [ 61.965937][ T6786] ? ext4_ext_search_right+0x2ca/0xb20 [ 61.972006][ T6786] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 61.978787][ T6786] ext4_ext_map_blocks+0x2044/0x3410 [ 61.986328][ T6786] ? ext4_ext_release+0x10/0x10 [ 61.991605][ T6786] ? __down_timeout+0x2d0/0x2d0 [ 61.996557][ T6786] ? ext4_es_lookup_extent+0x41d/0xd30 [ 62.002416][ T6786] ext4_map_blocks+0x4cb/0x1640 [ 62.007908][ T6786] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 62.013103][ T6786] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.019078][ T6786] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 62.025046][ T6786] ? prandom_u32_state+0xe/0x170 [ 62.030071][ T6786] ? __brelse+0x84/0xa0 [ 62.034484][ T6786] ? __ext4_new_inode+0x144/0x57c0 [ 62.039766][ T6786] ext4_getblk+0xad/0x520 [ 62.044119][ T6786] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 62.049834][ T6786] ? ext4_free_inode+0x17e0/0x17e0 [ 62.054943][ T6786] ext4_bread+0x7c/0x380 [ 62.059181][ T6786] ? ext4_getblk+0x520/0x520 [ 62.063780][ T6786] ? dqget+0xff0/0xff0 [ 62.067838][ T6786] ext4_append+0x153/0x360 [ 62.072600][ T6786] ext4_mkdir+0x5e0/0xdf0 [ 62.076938][ T6786] ? ext4_rmdir+0xde0/0xde0 [ 62.081529][ T6786] ? security_inode_permission+0xc4/0xf0 [ 62.088417][ T6786] vfs_mkdir+0x419/0x690 [ 62.092789][ T6786] do_mkdirat+0x21e/0x280 [ 62.097106][ T6786] ? __ia32_sys_mknod+0xb0/0xb0 [ 62.101966][ T6786] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 62.107941][ T6786] ? do_syscall_64+0x21/0x7d0 [ 62.112602][ T6786] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 62.118652][ T6786] do_syscall_64+0xf6/0x7d0 [ 62.123157][ T6786] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.129044][ T6786] RIP: 0033:0x4b02a0 [ 62.132924][ T6786] Code: 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 49 c7 c2 00 00 00 00 49 c7 c0 00 00 00 00 49 c7 c1 00 00 00 00 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 62.152965][ T6786] RSP: 002b:000000c0000cd4b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000102 [ 62.161530][ T6786] RAX: ffffffffffffffda RBX: 000000c00002e500 RCX: 00000000004b02a0 [ 62.170403][ T6786] RDX: 00000000000001c0 RSI: 000000c000026ec0 RDI: ffffffffffffff9c [ 62.178481][ T6786] RBP: 000000c0000cd510 R08: 0000000000000000 R09: 0000000000000000 [ 62.186536][ T6786] R10: 0000000000000000 R11: 0000000000000212 R12: ffffffffffffffff [ 62.195311][ T6786] R13: 0000000000000077 R14: 0000000000000076 R15: 0000000000000100 [ 62.221897][ T6802] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6802 [ 62.232491][ T6802] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 62.238394][ T6802] CPU: 0 PID: 6802 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 62.248086][ T6802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.258699][ T6802] Call Trace: [ 62.262293][ T6802] dump_stack+0x188/0x20d [ 62.266616][ T6802] debug_smp_processor_id.cold+0x88/0x9b [ 62.273553][ T6802] ext4_mb_new_blocks+0xa77/0x3b30 [ 62.278763][ T6802] ? ext4_ext_search_right+0x2ca/0xb20 [ 62.284655][ T6802] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 62.291640][ T6802] ext4_ext_map_blocks+0x2044/0x3410 [ 62.301652][ T6802] ? ext4_ext_release+0x10/0x10 [ 62.306602][ T6802] ? __down_timeout+0x2d0/0x2d0 [ 62.311449][ T6802] ? ext4_es_lookup_extent+0x41d/0xd30 [ 62.317022][ T6802] ext4_map_blocks+0x4cb/0x1640 [ 62.321879][ T6802] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 62.327359][ T6802] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.333123][ T6802] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 62.339154][ T6802] ? prandom_u32_state+0xe/0x170 [ 62.344440][ T6802] ? __brelse+0x84/0xa0 [ 62.349123][ T6802] ? __ext4_new_inode+0x144/0x57c0 [ 62.354249][ T6802] ext4_getblk+0xad/0x520 [ 62.361451][ T6802] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 62.367909][ T6802] ? ext4_free_inode+0x17e0/0x17e0 [ 62.373358][ T6802] ext4_bread+0x7c/0x380 [ 62.377947][ T6802] ? ext4_getblk+0x520/0x520 [ 62.382519][ T6802] ? dqget+0xff0/0xff0 [ 62.386857][ T6802] ext4_append+0x153/0x360 [ 62.391357][ T6802] ext4_mkdir+0x5e0/0xdf0 [ 62.396139][ T6802] ? ext4_rmdir+0xde0/0xde0 [ 62.400729][ T6802] ? security_inode_permission+0xc4/0xf0 [ 62.407305][ T6802] vfs_mkdir+0x419/0x690 [ 62.412688][ T6802] do_mkdirat+0x21e/0x280 [ 62.417201][ T6802] ? __ia32_sys_mknod+0xb0/0xb0 [ 62.422254][ T6802] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 62.428216][ T6802] ? do_syscall_64+0x21/0x7d0 [ 62.432973][ T6802] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 62.440357][ T6802] do_syscall_64+0xf6/0x7d0 [ 62.445837][ T6802] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.451897][ T6802] RIP: 0033:0x45bed7 [ 62.456192][ T6802] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.476551][ T6802] RSP: 002b:00007ffdb65cbf18 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 62.487763][ T6802] RAX: ffffffffffffffda RBX: 000000000003a2f8 RCX: 000000000045bed7 [ 62.495818][ T6802] RDX: 0000000000000003 RSI: 00000000000001c0 RDI: 00007ffdb65cc0f0 [ 62.504949][ T6802] RBP: 0000000000000001 R08: 000000000000f8c0 R09: 0000000000003900 [ 62.512912][ T6802] R10: 0000000000000011 R11: 0000000000000246 R12: 00000000000000c2 [ 62.520970][ T6802] R13: 00007ffdb65cc0f0 R14: 8421084210842109 R15: 00007ffdb65cc0fc [ 62.608444][ T6803] IPVS: ftp: loaded support on port[0] = 21 [ 62.647655][ T6803] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6803 [ 62.657313][ T6803] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 62.663572][ T6803] CPU: 0 PID: 6803 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 62.672025][ T6803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.682238][ T6803] Call Trace: [ 62.685532][ T6803] dump_stack+0x188/0x20d [ 62.689859][ T6803] debug_smp_processor_id.cold+0x88/0x9b [ 62.695667][ T6803] ext4_mb_new_blocks+0xa77/0x3b30 [ 62.703127][ T6803] ? ext4_ext_search_right+0x2ca/0xb20 [ 62.708720][ T6803] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 62.714882][ T6803] ext4_ext_map_blocks+0x2044/0x3410 [ 62.720205][ T6803] ? ext4_ext_release+0x10/0x10 [ 62.725473][ T6803] ? __down_timeout+0x2d0/0x2d0 [ 62.730680][ T6803] ? ext4_es_lookup_extent+0x41d/0xd30 [ 62.736153][ T6803] ext4_map_blocks+0x4cb/0x1640 [ 62.741780][ T6803] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 62.747069][ T6803] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.753240][ T6803] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 62.760590][ T6803] ? prandom_u32_state+0xe/0x170 [ 62.765633][ T6803] ? __brelse+0x84/0xa0 [ 62.769908][ T6803] ? __ext4_new_inode+0x144/0x57c0 [ 62.775104][ T6803] ext4_getblk+0xad/0x520 [ 62.780056][ T6803] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 62.785789][ T6803] ? ext4_free_inode+0x17e0/0x17e0 [ 62.790895][ T6803] ext4_bread+0x7c/0x380 [ 62.795132][ T6803] ? ext4_getblk+0x520/0x520 [ 62.799701][ T6803] ? dqget+0xff0/0xff0 [ 62.804187][ T6803] ext4_append+0x153/0x360 [ 62.808678][ T6803] ext4_mkdir+0x5e0/0xdf0 [ 62.813027][ T6803] ? ext4_rmdir+0xde0/0xde0 [ 62.818096][ T6803] ? security_inode_permission+0xc4/0xf0 [ 62.828675][ T6803] vfs_mkdir+0x419/0x690 [ 62.834180][ T6803] do_mkdirat+0x21e/0x280 [ 62.838602][ T6803] ? __ia32_sys_mknod+0xb0/0xb0 [ 62.844349][ T6803] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 62.850909][ T6803] ? do_syscall_64+0x21/0x7d0 [ 62.855613][ T6803] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 62.862423][ T6803] do_syscall_64+0xf6/0x7d0 [ 62.867193][ T6803] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.873508][ T6803] RIP: 0033:0x45bed7 [ 62.877624][ T6803] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.897931][ T6803] RSP: 002b:00007ffdb65cbe08 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 62.906348][ T6803] RAX: ffffffffffffffda RBX: 000000000078c988 RCX: 000000000045bed7 [ 62.915743][ T6803] RDX: 00007ffdb65cbe53 RSI: 00000000000001ff RDI: 00007ffdb65cbe50 [ 62.924322][ T6803] RBP: 00000000000000f8 R08: 0000000000000000 R09: 0000000000000003 [ 62.932300][ T6803] R10: 0000000000000064 R11: 0000000000000202 R12: 00000000004185c0 [ 62.940923][ T6803] R13: 00007ffdb65cbe40 R14: 0000000000000000 R15: 00007ffdb65cbe50 [ 62.991462][ T6803] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6803 [ 63.001988][ T6803] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 63.007914][ T6803] CPU: 0 PID: 6803 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 63.016582][ T6803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.026731][ T6803] Call Trace: [ 63.030128][ T6803] dump_stack+0x188/0x20d [ 63.034469][ T6803] debug_smp_processor_id.cold+0x88/0x9b [ 63.040145][ T6803] ext4_mb_new_blocks+0xa77/0x3b30 [ 63.046069][ T6803] ? ext4_ext_search_right+0x2ca/0xb20 [ 63.051994][ T6803] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 63.058249][ T6803] ext4_ext_map_blocks+0x2044/0x3410 [ 63.063818][ T6803] ? ext4_ext_release+0x10/0x10 [ 63.068660][ T6803] ? __down_timeout+0x2d0/0x2d0 [ 63.073590][ T6803] ? ext4_es_lookup_extent+0x41d/0xd30 [ 63.079030][ T6803] ext4_map_blocks+0x4cb/0x1640 [ 63.083882][ T6803] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 63.089073][ T6803] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.094791][ T6803] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 63.100769][ T6803] ? prandom_u32_state+0xe/0x170 [ 63.105688][ T6803] ? __brelse+0x84/0xa0 [ 63.109831][ T6803] ? __ext4_new_inode+0x144/0x57c0 [ 63.114969][ T6803] ext4_getblk+0xad/0x520 [ 63.119549][ T6803] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 63.126041][ T6803] ? ext4_free_inode+0x17e0/0x17e0 [ 63.131153][ T6803] ext4_bread+0x7c/0x380 [ 63.135390][ T6803] ? ext4_getblk+0x520/0x520 [ 63.139978][ T6803] ? dqget+0xff0/0xff0 [ 63.144285][ T6803] ext4_append+0x153/0x360 [ 63.148704][ T6803] ext4_mkdir+0x5e0/0xdf0 [ 63.153034][ T6803] ? ext4_rmdir+0xde0/0xde0 [ 63.157550][ T6803] ? security_inode_permission+0xc4/0xf0 [ 63.163691][ T6803] vfs_mkdir+0x419/0x690 [ 63.168132][ T6803] do_mkdirat+0x21e/0x280 [ 63.172585][ T6803] ? __ia32_sys_mknod+0xb0/0xb0 [ 63.177589][ T6803] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 63.183562][ T6803] ? do_syscall_64+0x21/0x7d0 [ 63.188512][ T6803] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 63.194488][ T6803] do_syscall_64+0xf6/0x7d0 [ 63.198993][ T6803] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.204866][ T6803] RIP: 0033:0x45bed7 [ 63.209182][ T6803] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.228884][ T6803] RSP: 002b:00007ffdb65cbe08 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 2020/06/15 18:21:07 building call list... [ 63.237668][ T6803] RAX: ffffffffffffffda RBX: 000000000000f5fe RCX: 000000000045bed7 [ 63.245631][ T6803] RDX: 00007ffdb65cbe53 RSI: 00000000000001ff RDI: 00007ffdb65cbe50 [ 63.254132][ T6803] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000003 [ 63.262121][ T6803] R10: 0000000000000064 R11: 0000000000000202 R12: 0000000000000003 [ 63.271508][ T6803] R13: 00007ffdb65cbe40 R14: 000000000000f5eb R15: 00007ffdb65cbe50 [ 63.611084][ T57] tipc: TX() has been purged, node left! executing program [ 64.944303][ T6789] can: request_module (can-proto-0) failed. [ 65.544732][ T6789] can: request_module (can-proto-0) failed. [ 65.556680][ T6789] can: request_module (can-proto-0) failed.