[ 49.477464][ T6700] RBP: 00007f48e0c02680 R08: 0000000000000100 R09: 0000000000000000 [ 49.485438][ T6700] R10: 0000561253d0d980 R11: 0000000000000246 R12: 00000000000001ed [ 49.493615][ T6700] R13: 00007ffe5e990040 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: [ 55.995937][ T6723] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:5/6723 [ 56.005882][ T6723] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 56.012131][ T6723] CPU: 1 PID: 6723 Comm: kworker/u4:5 Not tainted 5.7.0-syzkaller #0 [ 56.020182][ T6723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.030325][ T6723] Workqueue: writeback wb_workfn (flush-8:0) [ 56.036350][ T6723] Call Trace: [ 56.039818][ T6723] dump_stack+0x188/0x20d [ 56.044366][ T6723] debug_smp_processor_id.cold+0x88/0x9b [ 56.050350][ T6723] ext4_mb_new_blocks+0xa77/0x3b30 [ 56.055774][ T6723] ? __kmalloc+0x62f/0x7a0 [ 56.060197][ T6723] ? ext4_ext_search_right+0x2ca/0xb20 [ 56.065645][ T6723] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 56.071523][ T6723] ext4_ext_map_blocks+0x2044/0x3410 [ 56.077321][ T6723] ? ext4_ext_release+0x10/0x10 [ 56.082179][ T6723] ? __down_timeout+0x2d0/0x2d0 [ 56.087061][ T6723] ? ext4_es_lookup_extent+0x41d/0xd30 [ 56.092557][ T6723] ? debug_smp_processor_id+0x2f/0x185 [ 56.098028][ T6723] ext4_map_blocks+0x4cb/0x1640 [ 56.103074][ T6723] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 56.108315][ T6723] ? debug_smp_processor_id+0x2f/0x185 [ 56.113816][ T6723] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.119461][ T6723] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 56.125598][ T6723] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 56.131050][ T6723] ext4_writepages+0x1ab7/0x3400 [ 56.136733][ T6723] ? __ext4_mark_inode_dirty+0x950/0x950 [ 56.142612][ T6723] ? __lock_acquire+0x2224/0x48a0 [ 56.147662][ T6723] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 56.153915][ T6723] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 56.160404][ T6723] ? __ext4_mark_inode_dirty+0x950/0x950 [ 56.166125][ T6723] ? do_writepages+0xfa/0x2a0 [ 56.171142][ T6723] do_writepages+0xfa/0x2a0 [ 56.175758][ T6723] ? page_writeback_cpu_online+0x10/0x10 [ 56.181681][ T6723] ? debug_smp_processor_id+0x2f/0x185 [ 56.187416][ T6723] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.192958][ T6723] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 56.199179][ T6723] ? lock_downgrade+0x840/0x840 [ 56.204024][ T6723] __writeback_single_inode+0x12a/0x1410 [ 56.209851][ T6723] ? _raw_spin_unlock+0x24/0x40 [ 56.214890][ T6723] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 56.220970][ T6723] writeback_sb_inodes+0x515/0xdd0 [ 56.226336][ T6723] ? __writeback_single_inode+0x1410/0x1410 [ 56.232730][ T6723] __writeback_inodes_wb+0xc3/0x250 [ 56.237972][ T6723] wb_writeback+0x910/0xd90 [ 56.242817][ T6723] ? print_usage_bug+0x240/0x240 [ 56.248441][ T6723] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 56.254904][ T6723] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 56.260795][ T6723] ? cpumask_next+0x3c/0x40 [ 56.265553][ T6723] ? get_nr_dirty_inodes+0xd6/0x130 [ 56.270751][ T6723] wb_workfn+0xadf/0x10d0 [ 56.275116][ T6723] ? inode_wait_for_writeback+0x30/0x30 [ 56.280651][ T6723] ? debug_smp_processor_id+0x2f/0x185 [ 56.286196][ T6723] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.291855][ T6723] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 56.297832][ T6723] process_one_work+0x965/0x16a0 [ 56.302893][ T6723] ? lock_release+0x800/0x800 [ 56.307558][ T6723] ? pwq_dec_nr_in_flight+0x310/0x310 [ 56.313069][ T6723] ? rwlock_bug.part.0+0x90/0x90 [ 56.318136][ T6723] worker_thread+0x96/0xe10 [ 56.322732][ T6723] ? process_one_work+0x16a0/0x16a0 [ 56.328017][ T6723] kthread+0x388/0x470 [ 56.332273][ T6723] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 56.338263][ T6723] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 56.344611][ T6723] ret_from_fork+0x24/0x30 Warning: Permanently added '10.128.0.72' (ECDSA) to the list of known hosts. 2020/06/13 02:56:59 fuzzer started 2020/06/13 02:56:59 connecting to host at 10.128.0.26:37923 2020/06/13 02:56:59 checking machine... 2020/06/13 02:56:59 checking revisions... 2020/06/13 02:56:59 testing simple program... [ 59.121671][ T6763] BUG: using smp_processor_id() in preemptible [00000000] code: syz-fuzzer/6763 [ 59.131365][ T6763] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 59.138026][ T6763] CPU: 0 PID: 6763 Comm: syz-fuzzer Not tainted 5.7.0-syzkaller #0 [ 59.146234][ T6763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.156500][ T6763] Call Trace: [ 59.160215][ T6763] dump_stack+0x188/0x20d [ 59.164844][ T6763] debug_smp_processor_id.cold+0x88/0x9b [ 59.170707][ T6763] ext4_mb_new_blocks+0xa77/0x3b30 [ 59.176180][ T6763] ? ext4_ext_search_right+0x2ca/0xb20 [ 59.181639][ T6763] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 59.188171][ T6763] ext4_ext_map_blocks+0x2044/0x3410 [ 59.193676][ T6763] ? ext4_ext_release+0x10/0x10 [ 59.198538][ T6763] ? __down_timeout+0x2d0/0x2d0 [ 59.203554][ T6763] ? ext4_es_lookup_extent+0x41d/0xd30 [ 59.209114][ T6763] ext4_map_blocks+0x4cb/0x1640 [ 59.214368][ T6763] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 59.219683][ T6763] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.225312][ T6763] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 59.231316][ T6763] ? prandom_u32_state+0xe/0x170 [ 59.236251][ T6763] ? __brelse+0x84/0xa0 [ 59.240399][ T6763] ? __ext4_new_inode+0x144/0x57c0 [ 59.246000][ T6763] ext4_getblk+0xad/0x520 [ 59.250759][ T6763] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 59.256663][ T6763] ? ext4_free_inode+0x17e0/0x17e0 [ 59.261933][ T6763] ext4_bread+0x7c/0x380 [ 59.266320][ T6763] ? ext4_getblk+0x520/0x520 [ 59.270954][ T6763] ? dqget+0xff0/0xff0 [ 59.275047][ T6763] ext4_append+0x153/0x360 [ 59.279525][ T6763] ext4_mkdir+0x5e0/0xdf0 [ 59.283852][ T6763] ? ext4_rmdir+0xde0/0xde0 [ 59.288484][ T6763] ? security_inode_permission+0xc4/0xf0 [ 59.294243][ T6763] vfs_mkdir+0x419/0x690 [ 59.298483][ T6763] do_mkdirat+0x21e/0x280 [ 59.302807][ T6763] ? __ia32_sys_mknod+0xb0/0xb0 [ 59.307825][ T6763] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 59.313800][ T6763] ? do_syscall_64+0x21/0x7d0 [ 59.318606][ T6763] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 59.324667][ T6763] do_syscall_64+0xf6/0x7d0 [ 59.329642][ T6763] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.336185][ T6763] RIP: 0033:0x4b02a0 [ 59.340109][ T6763] 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 [ 59.359710][ T6763] RSP: 002b:000000c0000db4b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000102 [ 59.368293][ T6763] RAX: ffffffffffffffda RBX: 000000c00002e500 RCX: 00000000004b02a0 [ 59.376437][ T6763] RDX: 00000000000001c0 RSI: 000000c00009ed20 RDI: ffffffffffffff9c [ 59.385060][ T6763] RBP: 000000c0000db510 R08: 0000000000000000 R09: 0000000000000000 [ 59.395045][ T6763] R10: 0000000000000000 R11: 0000000000000212 R12: ffffffffffffffff [ 59.403291][ T6763] R13: 000000000000006a R14: 0000000000000069 R15: 0000000000000100 [ 59.421235][ T6781] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6781 [ 59.431336][ T6781] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 59.437785][ T6781] CPU: 0 PID: 6781 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 59.446401][ T6781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.457185][ T6781] Call Trace: [ 59.460583][ T6781] dump_stack+0x188/0x20d [ 59.465170][ T6781] debug_smp_processor_id.cold+0x88/0x9b [ 59.470838][ T6781] ext4_mb_new_blocks+0xa77/0x3b30 [ 59.479118][ T6781] ? ext4_ext_search_right+0x2ca/0xb20 [ 59.484815][ T6781] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 59.490582][ T6781] ext4_ext_map_blocks+0x2044/0x3410 [ 59.495885][ T6781] ? ext4_ext_release+0x10/0x10 [ 59.500860][ T6781] ? __down_timeout+0x2d0/0x2d0 [ 59.505835][ T6781] ? ext4_es_lookup_extent+0x41d/0xd30 [ 59.511327][ T6781] ext4_map_blocks+0x4cb/0x1640 [ 59.516195][ T6781] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 59.521426][ T6781] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.527212][ T6781] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 59.533313][ T6781] ? prandom_u32_state+0xe/0x170 [ 59.538261][ T6781] ? __brelse+0x84/0xa0 [ 59.542549][ T6781] ? __ext4_new_inode+0x144/0x57c0 [ 59.547663][ T6781] ext4_getblk+0xad/0x520 [ 59.551996][ T6781] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 59.557990][ T6781] ? ext4_free_inode+0x17e0/0x17e0 [ 59.563098][ T6781] ext4_bread+0x7c/0x380 [ 59.567362][ T6781] ? ext4_getblk+0x520/0x520 [ 59.571946][ T6781] ? dqget+0xff0/0xff0 [ 59.578794][ T6781] ext4_append+0x153/0x360 [ 59.583436][ T6781] ext4_mkdir+0x5e0/0xdf0 [ 59.587886][ T6781] ? ext4_rmdir+0xde0/0xde0 [ 59.592528][ T6781] ? security_inode_permission+0xc4/0xf0 [ 59.598177][ T6781] vfs_mkdir+0x419/0x690 [ 59.602426][ T6781] do_mkdirat+0x21e/0x280 [ 59.606955][ T6781] ? __ia32_sys_mknod+0xb0/0xb0 [ 59.612714][ T6781] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 59.619301][ T6781] ? do_syscall_64+0x21/0x7d0 [ 59.624136][ T6781] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 59.630164][ T6781] do_syscall_64+0xf6/0x7d0 [ 59.634721][ T6781] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.640753][ T6781] RIP: 0033:0x45bee7 [ 59.645159][ T6781] 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 [ 59.665576][ T6781] RSP: 002b:00007ffcc5472d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 59.674165][ T6781] RAX: ffffffffffffffda RBX: 000000000003a2f8 RCX: 000000000045bee7 [ 59.682272][ T6781] RDX: 0000000000000002 RSI: 00000000000001c0 RDI: 00007ffcc5472f10 [ 59.690230][ T6781] RBP: 0000000000000001 R08: 000000000000f8c0 R09: 0000000000002a80 [ 59.698704][ T6781] R10: 0000000000000011 R11: 0000000000000246 R12: 00000000000000c2 [ 59.707107][ T6781] R13: 00007ffcc5472f10 R14: 8421084210842109 R15: 00007ffcc5472f1c [ 59.792248][ T6782] IPVS: ftp: loaded support on port[0] = 21 [ 59.830811][ T6782] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6782 [ 59.840998][ T6782] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 59.847544][ T6782] CPU: 1 PID: 6782 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 59.856011][ T6782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.867314][ T6782] Call Trace: [ 59.870619][ T6782] dump_stack+0x188/0x20d [ 59.875216][ T6782] debug_smp_processor_id.cold+0x88/0x9b [ 59.881327][ T6782] ext4_mb_new_blocks+0xa77/0x3b30 [ 59.886803][ T6782] ? ext4_ext_search_right+0x2ca/0xb20 [ 59.892463][ T6782] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 59.898566][ T6782] ext4_ext_map_blocks+0x2044/0x3410 [ 59.904313][ T6782] ? ext4_ext_release+0x10/0x10 [ 59.909209][ T6782] ? __down_timeout+0x2d0/0x2d0 [ 59.914052][ T6782] ? ext4_es_lookup_extent+0x41d/0xd30 [ 59.919632][ T6782] ext4_map_blocks+0x4cb/0x1640 [ 59.924559][ T6782] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 59.929809][ T6782] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.935999][ T6782] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 59.942297][ T6782] ? prandom_u32_state+0xe/0x170 [ 59.947358][ T6782] ? __brelse+0x84/0xa0 [ 59.952005][ T6782] ? __ext4_new_inode+0x144/0x57c0 [ 59.957122][ T6782] ext4_getblk+0xad/0x520 [ 59.961554][ T6782] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 59.967607][ T6782] ? ext4_free_inode+0x17e0/0x17e0 [ 59.972843][ T6782] ext4_bread+0x7c/0x380 [ 59.977083][ T6782] ? ext4_getblk+0x520/0x520 [ 59.981685][ T6782] ? dqget+0xff0/0xff0 [ 59.985776][ T6782] ext4_append+0x153/0x360 [ 59.990185][ T6782] ext4_mkdir+0x5e0/0xdf0 [ 59.994511][ T6782] ? ext4_rmdir+0xde0/0xde0 [ 59.999247][ T6782] ? security_inode_permission+0xc4/0xf0 [ 60.004920][ T6782] vfs_mkdir+0x419/0x690 [ 60.009157][ T6782] do_mkdirat+0x21e/0x280 [ 60.013496][ T6782] ? __ia32_sys_mknod+0xb0/0xb0 [ 60.018612][ T6782] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.024611][ T6782] ? do_syscall_64+0x21/0x7d0 [ 60.029275][ T6782] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.035247][ T6782] do_syscall_64+0xf6/0x7d0 [ 60.039736][ T6782] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.045638][ T6782] RIP: 0033:0x45bee7 [ 60.049532][ T6782] 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 [ 60.069144][ T6782] RSP: 002b:00007ffcc5472c28 EFLAGS: 00000206 ORIG_RAX: 0000000000000053 [ 60.077536][ T6782] RAX: ffffffffffffffda RBX: 000000000078c988 RCX: 000000000045bee7 [ 60.085485][ T6782] RDX: 00007ffcc5472c73 RSI: 00000000000001ff RDI: 00007ffcc5472c70 [ 60.093447][ T6782] RBP: 00000000000000f8 R08: 0000000000000000 R09: 0000000000000003 [ 60.101399][ T6782] R10: 0000000000000064 R11: 0000000000000206 R12: 00000000004185d0 [ 60.109349][ T6782] R13: 00007ffcc5472c60 R14: 0000000000000000 R15: 00007ffcc5472c70 [ 60.178630][ T6782] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6782 [ 60.188217][ T6782] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 60.194429][ T6782] CPU: 0 PID: 6782 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 60.202667][ T6782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.212726][ T6782] Call Trace: [ 60.216023][ T6782] dump_stack+0x188/0x20d [ 60.220365][ T6782] debug_smp_processor_id.cold+0x88/0x9b [ 60.225997][ T6782] ext4_mb_new_blocks+0xa77/0x3b30 [ 60.231532][ T6782] ? ext4_ext_search_right+0x2ca/0xb20 [ 60.236995][ T6782] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 60.242705][ T6782] ext4_ext_map_blocks+0x2044/0x3410 [ 60.247971][ T6782] ? ext4_ext_release+0x10/0x10 [ 60.252835][ T6782] ? __down_timeout+0x2d0/0x2d0 [ 60.257698][ T6782] ? ext4_es_lookup_extent+0x41d/0xd30 [ 60.263157][ T6782] ext4_map_blocks+0x4cb/0x1640 [ 60.267994][ T6782] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 60.273172][ T6782] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.278694][ T6782] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.284652][ T6782] ? prandom_u32_state+0xe/0x170 [ 60.289568][ T6782] ? __brelse+0x84/0xa0 [ 60.293701][ T6782] ? __ext4_new_inode+0x144/0x57c0 [ 60.298792][ T6782] ext4_getblk+0xad/0x520 [ 60.303105][ T6782] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 60.308804][ T6782] ? ext4_free_inode+0x17e0/0x17e0 [ 60.313897][ T6782] ext4_bread+0x7c/0x380 [ 60.318114][ T6782] ? ext4_getblk+0x520/0x520 [ 60.322775][ T6782] ? dqget+0xff0/0xff0 [ 60.326837][ T6782] ext4_append+0x153/0x360 [ 60.331231][ T6782] ext4_mkdir+0x5e0/0xdf0 [ 60.335552][ T6782] ? ext4_rmdir+0xde0/0xde0 [ 60.340032][ T6782] ? security_inode_permission+0xc4/0xf0 [ 60.345644][ T6782] vfs_mkdir+0x419/0x690 [ 60.349872][ T6782] do_mkdirat+0x21e/0x280 [ 60.354211][ T6782] ? __ia32_sys_mknod+0xb0/0xb0 [ 60.359065][ T6782] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.365150][ T6782] ? do_syscall_64+0x21/0x7d0 [ 60.369825][ T6782] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.375790][ T6782] do_syscall_64+0xf6/0x7d0 [ 60.380448][ T6782] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.386327][ T6782] RIP: 0033:0x45bee7 [ 60.390207][ T6782] 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 [ 60.409809][ T6782] RSP: 002b:00007ffcc5472c28 EFLAGS: 00000206 ORIG_RAX: 0000000000000053 [ 60.418213][ T6782] RAX: ffffffffffffffda RBX: 000000000000eaff RCX: 000000000045bee7 2020/06/13 02:57:01 building call list... [ 60.426222][ T6782] RDX: 00007ffcc5472c73 RSI: 00000000000001ff RDI: 00007ffcc5472c70 [ 60.434188][ T6782] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000003 [ 60.442221][ T6782] R10: 0000000000000064 R11: 0000000000000206 R12: 0000000000000003 [ 60.450297][ T6782] R13: 00007ffcc5472c60 R14: 000000000000eaf1 R15: 00007ffcc5472c70 [ 60.713722][ T6723] tipc: TX() has been purged, node left! executing program [ 62.224458][ T6769] can: request_module (can-proto-0) failed. [ 62.687972][ T6769] can: request_module (can-proto-0) failed. [ 62.699265][ T6769] can: request_module (can-proto-0) failed.