[ 54.090928][ T6725] ext4_mb_new_blocks+0xa77/0x3b30 [ 54.096041][ T6725] ? ext4_ext_search_right+0x2ca/0xb20 [ 54.101477][ T6725] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 54.107177][ T6725] ext4_ext_map_blocks+0x2044/0x3410 [ 54.112448][ T6725] ? ext4_ext_release+0x10/0x10 [ 54.117298][ T6725] ? __down_timeout+0x2d0/0x2d0 [ 54.122126][ T6725] ? ext4_es_lookup_extent+0x41d/0xd30 [ 54.127575][ T6725] ext4_map_blocks+0x4cb/0x1640 [ 54.132426][ T6725] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 54.137600][ T6725] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 54.143120][ T6725] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 54.149226][ T6725] ? prandom_u32_state+0xe/0x170 [ 54.154167][ T6725] ? __brelse+0x84/0xa0 [ 54.158347][ T6725] ? __ext4_new_inode+0x144/0x57c0 [ 54.163439][ T6725] ext4_getblk+0xad/0x520 [ 54.167769][ T6725] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 54.173504][ T6725] ? ext4_free_inode+0x17e0/0x17e0 [ 54.178601][ T6725] ext4_bread+0x7c/0x380 [ 54.182825][ T6725] ? ext4_getblk+0x520/0x520 [ 54.187395][ T6725] ? dqget+0xff0/0xff0 [ 54.191451][ T6725] ext4_append+0x153/0x360 [ 54.195864][ T6725] ext4_mkdir+0x5e0/0xdf0 [ 54.200192][ T6725] ? ext4_rmdir+0xde0/0xde0 [ 54.204673][ T6725] ? security_inode_permission+0xc4/0xf0 [ 54.210297][ T6725] vfs_mkdir+0x419/0x690 [ 54.214545][ T6725] do_mkdirat+0x21e/0x280 [ 54.218857][ T6725] ? __ia32_sys_mknod+0xb0/0xb0 [ 54.223702][ T6725] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 54.229689][ T6725] ? do_syscall_64+0x21/0x7d0 [ 54.234347][ T6725] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 54.240428][ T6725] do_syscall_64+0xf6/0x7d0 [ 54.244921][ T6725] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.250809][ T6725] RIP: 0033:0x7f133f188687 [ 54.255205][ T6725] Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 [ 54.274921][ T6725] RSP: 002b:00007ffedf7c01d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 54.283329][ T6725] RAX: ffffffffffffffda RBX: 000055f4f538c985 RCX: 00007f133f188687 [ 54.291286][ T6725] RDX: 00007ffedf7c00a0 RSI: 00000000000001ed RDI: 000055f4f538c985 [ 54.299250][ T6725] RBP: 00007f133f188680 R08: 0000000000000100 R09: 0000000000000000 [ 54.307296][ T6725] R10: 000055f4f538c980 R11: 0000000000000246 R12: 00000000000001ed [ 54.315259][ T6725] R13: 00007ffedf7c0360 R14: 0000000000000000 R15: 0000000000000000 [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 58.567768][ T7] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:0/7 [ 58.576881][ T7] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 58.583115][ T7] CPU: 0 PID: 7 Comm: kworker/u4:0 Not tainted 5.7.0-syzkaller #0 [ 58.590924][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.601422][ T7] Workqueue: writeback wb_workfn (flush-8:0) [ 58.607387][ T7] Call Trace: [ 58.610664][ T7] dump_stack+0x188/0x20d [ 58.614983][ T7] debug_smp_processor_id.cold+0x88/0x9b [ 58.620599][ T7] ext4_mb_new_blocks+0xa77/0x3b30 [ 58.625690][ T7] ? __kmalloc+0x62f/0x7a0 [ 58.630114][ T7] ? ext4_ext_search_right+0x2ca/0xb20 [ 58.635603][ T7] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 58.641340][ T7] ext4_ext_map_blocks+0x2044/0x3410 [ 58.646612][ T7] ? ext4_ext_release+0x10/0x10 [ 58.651455][ T7] ? __down_timeout+0x2d0/0x2d0 [ 58.656298][ T7] ? ext4_es_lookup_extent+0x41d/0xd30 [ 58.661761][ T7] ? debug_smp_processor_id+0x2f/0x185 [ 58.667212][ T7] ext4_map_blocks+0x4cb/0x1640 [ 58.672071][ T7] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 58.677245][ T7] ? debug_smp_processor_id+0x2f/0x185 [ 58.682684][ T7] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.688206][ T7] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 58.694160][ T7] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 58.699614][ T7] ext4_writepages+0x1ab7/0x3400 [ 58.704561][ T7] ? __ext4_mark_inode_dirty+0x950/0x950 [ 58.710171][ T7] ? __lock_acquire+0x2224/0x48a0 [ 58.715179][ T7] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 58.721155][ T7] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 58.727147][ T7] ? __ext4_mark_inode_dirty+0x950/0x950 [ 58.732774][ T7] ? do_writepages+0xfa/0x2a0 [ 58.737463][ T7] do_writepages+0xfa/0x2a0 [ 58.741966][ T7] ? page_writeback_cpu_online+0x10/0x10 [ 58.747617][ T7] ? debug_smp_processor_id+0x2f/0x185 [ 58.753062][ T7] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.758594][ T7] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 58.764566][ T7] ? lock_downgrade+0x840/0x840 [ 58.769401][ T7] __writeback_single_inode+0x12a/0x1410 [ 58.775016][ T7] ? _raw_spin_unlock+0x24/0x40 [ 58.779844][ T7] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 58.785808][ T7] writeback_sb_inodes+0x515/0xdd0 [ 58.790918][ T7] ? __writeback_single_inode+0x1410/0x1410 [ 58.796906][ T7] __writeback_inodes_wb+0xc3/0x250 [ 58.802140][ T7] wb_writeback+0x910/0xd90 [ 58.806652][ T7] ? print_usage_bug+0x240/0x240 [ 58.811604][ T7] ? writeback_inodes_wb.constprop.0+0x1a0/0x1a0 [ 58.817931][ T7] ? _find_next_bit.constprop.0+0x1a3/0x200 [ 58.823806][ T7] ? cpumask_next+0x3c/0x40 [ 58.828306][ T7] ? get_nr_dirty_inodes+0xd6/0x130 [ 58.833572][ T7] wb_workfn+0xadf/0x10d0 [ 58.837886][ T7] ? inode_wait_for_writeback+0x30/0x30 [ 58.843407][ T7] ? debug_smp_processor_id+0x2f/0x185 [ 58.848862][ T7] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.854385][ T7] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 58.860347][ T7] process_one_work+0x965/0x16a0 [ 58.865350][ T7] ? lock_release+0x800/0x800 [ 58.870017][ T7] ? pwq_dec_nr_in_flight+0x310/0x310 [ 58.875398][ T7] ? rwlock_bug.part.0+0x90/0x90 [ 58.880338][ T7] worker_thread+0x96/0xe10 [ 58.884829][ T7] ? process_one_work+0x16a0/0x16a0 [ 58.890010][ T7] kthread+0x388/0x470 [ 58.894077][ T7] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 58.899792][ T7] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 58.905488][ T7] ret_from_fork+0x24/0x30 Warning: Permanently added '10.128.0.206' (ECDSA) to the list of known hosts. 2020/06/15 06:16:21 fuzzer started 2020/06/15 06:16:22 connecting to host at 10.128.0.26:33013 2020/06/15 06:16:22 checking machine... 2020/06/15 06:16:22 checking revisions... 2020/06/15 06:16:22 testing simple program... [ 59.906630][ T6800] BUG: using smp_processor_id() in preemptible [00000000] code: syz-fuzzer/6800 [ 59.916578][ T6800] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 59.922583][ T6800] CPU: 1 PID: 6800 Comm: syz-fuzzer Not tainted 5.7.0-syzkaller #0 [ 59.930460][ T6800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.940491][ T6800] Call Trace: [ 59.943804][ T6800] dump_stack+0x188/0x20d [ 59.948117][ T6800] debug_smp_processor_id.cold+0x88/0x9b [ 59.953743][ T6800] ext4_mb_new_blocks+0xa77/0x3b30 [ 59.958838][ T6800] ? ext4_ext_search_right+0x2ca/0xb20 [ 59.964271][ T6800] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 59.970364][ T6800] ext4_ext_map_blocks+0x2044/0x3410 [ 59.975631][ T6800] ? ext4_ext_release+0x10/0x10 [ 59.980490][ T6800] ? __down_timeout+0x2d0/0x2d0 [ 59.985314][ T6800] ? ext4_es_lookup_extent+0x41d/0xd30 [ 59.990942][ T6800] ext4_map_blocks+0x4cb/0x1640 [ 59.995775][ T6800] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 60.000952][ T6800] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.006513][ T6800] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.012471][ T6800] ? prandom_u32_state+0xe/0x170 [ 60.017428][ T6800] ? __brelse+0x84/0xa0 [ 60.021562][ T6800] ? __ext4_new_inode+0x144/0x57c0 [ 60.026661][ T6800] ext4_getblk+0xad/0x520 [ 60.030979][ T6800] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 60.036688][ T6800] ? ext4_free_inode+0x17e0/0x17e0 [ 60.041776][ T6800] ext4_bread+0x7c/0x380 [ 60.046006][ T6800] ? ext4_getblk+0x520/0x520 [ 60.050585][ T6800] ? dqget+0xff0/0xff0 [ 60.054631][ T6800] ext4_append+0x153/0x360 [ 60.059023][ T6800] ext4_mkdir+0x5e0/0xdf0 [ 60.063346][ T6800] ? ext4_rmdir+0xde0/0xde0 [ 60.067826][ T6800] ? security_inode_permission+0xc4/0xf0 [ 60.073449][ T6800] vfs_mkdir+0x419/0x690 [ 60.077668][ T6800] do_mkdirat+0x21e/0x280 [ 60.081973][ T6800] ? __ia32_sys_mknod+0xb0/0xb0 [ 60.086811][ T6800] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.092763][ T6800] ? do_syscall_64+0x21/0x7d0 [ 60.097412][ T6800] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.103366][ T6800] do_syscall_64+0xf6/0x7d0 [ 60.107864][ T6800] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.113743][ T6800] RIP: 0033:0x4b02a0 [ 60.117613][ T6800] 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 [ 60.137202][ T6800] RSP: 002b:000000c00004f4b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000102 [ 60.145596][ T6800] RAX: ffffffffffffffda RBX: 000000c00002e500 RCX: 00000000004b02a0 [ 60.153596][ T6800] RDX: 00000000000001c0 RSI: 000000c00009e4a0 RDI: ffffffffffffff9c [ 60.161558][ T6800] RBP: 000000c00004f510 R08: 0000000000000000 R09: 0000000000000000 [ 60.169519][ T6800] R10: 0000000000000000 R11: 0000000000000212 R12: ffffffffffffffff [ 60.177468][ T6800] R13: 0000000000000026 R14: 0000000000000025 R15: 0000000000000100 [ 60.202963][ T6815] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6815 [ 60.212441][ T6815] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 60.218392][ T6815] CPU: 0 PID: 6815 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 60.226644][ T6815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.236683][ T6815] Call Trace: [ 60.240006][ T6815] dump_stack+0x188/0x20d [ 60.244329][ T6815] debug_smp_processor_id.cold+0x88/0x9b [ 60.249940][ T6815] ext4_mb_new_blocks+0xa77/0x3b30 [ 60.255209][ T6815] ? ext4_ext_search_right+0x2ca/0xb20 [ 60.260655][ T6815] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 60.266399][ T6815] ext4_ext_map_blocks+0x2044/0x3410 [ 60.271665][ T6815] ? ext4_ext_release+0x10/0x10 [ 60.276500][ T6815] ? __down_timeout+0x2d0/0x2d0 [ 60.281327][ T6815] ? ext4_es_lookup_extent+0x41d/0xd30 [ 60.286765][ T6815] ext4_map_blocks+0x4cb/0x1640 [ 60.291593][ T6815] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 60.296768][ T6815] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.302288][ T6815] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.308240][ T6815] ? prandom_u32_state+0xe/0x170 [ 60.313153][ T6815] ? __brelse+0x84/0xa0 [ 60.317295][ T6815] ? __ext4_new_inode+0x144/0x57c0 [ 60.322394][ T6815] ext4_getblk+0xad/0x520 [ 60.326744][ T6815] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 60.332441][ T6815] ? ext4_free_inode+0x17e0/0x17e0 [ 60.337531][ T6815] ext4_bread+0x7c/0x380 [ 60.341797][ T6815] ? ext4_getblk+0x520/0x520 [ 60.346402][ T6815] ? dqget+0xff0/0xff0 [ 60.350450][ T6815] ext4_append+0x153/0x360 [ 60.354844][ T6815] ext4_mkdir+0x5e0/0xdf0 [ 60.359163][ T6815] ? ext4_rmdir+0xde0/0xde0 [ 60.363662][ T6815] ? security_inode_permission+0xc4/0xf0 [ 60.369284][ T6815] vfs_mkdir+0x419/0x690 [ 60.373513][ T6815] do_mkdirat+0x21e/0x280 [ 60.377822][ T6815] ? __ia32_sys_mknod+0xb0/0xb0 [ 60.382648][ T6815] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.388609][ T6815] ? do_syscall_64+0x21/0x7d0 [ 60.393264][ T6815] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.399275][ T6815] do_syscall_64+0xf6/0x7d0 [ 60.403759][ T6815] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.409666][ T6815] RIP: 0033:0x45bee7 [ 60.413546][ T6815] 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 [ 60.433146][ T6815] RSP: 002b:00007fffed127bb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 60.441532][ T6815] RAX: ffffffffffffffda RBX: 000000000003a2f8 RCX: 000000000045bee7 [ 60.449480][ T6815] RDX: 0000000000000003 RSI: 00000000000001c0 RDI: 00007fffed127d90 [ 60.457427][ T6815] RBP: 0000000000000001 R08: 000000000000f8c0 R09: 0000000000003280 [ 60.465373][ T6815] R10: 0000000000000011 R11: 0000000000000246 R12: 00000000000000c2 [ 60.473329][ T6815] R13: 00007fffed127d90 R14: 8421084210842109 R15: 00007fffed127d9c [ 60.553864][ T6816] IPVS: ftp: loaded support on port[0] = 21 [ 60.591885][ T6816] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6816 [ 60.601440][ T6816] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 60.607386][ T6816] CPU: 1 PID: 6816 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 60.615691][ T6816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.625722][ T6816] Call Trace: [ 60.628993][ T6816] dump_stack+0x188/0x20d [ 60.633316][ T6816] debug_smp_processor_id.cold+0x88/0x9b [ 60.638929][ T6816] ext4_mb_new_blocks+0xa77/0x3b30 [ 60.644031][ T6816] ? ext4_ext_search_right+0x2ca/0xb20 [ 60.649601][ T6816] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 60.655429][ T6816] ext4_ext_map_blocks+0x2044/0x3410 [ 60.660700][ T6816] ? ext4_ext_release+0x10/0x10 [ 60.665552][ T6816] ? __down_timeout+0x2d0/0x2d0 [ 60.670380][ T6816] ? ext4_es_lookup_extent+0x41d/0xd30 [ 60.675823][ T6816] ext4_map_blocks+0x4cb/0x1640 [ 60.680659][ T6816] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 60.685837][ T6816] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.691359][ T6816] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.697314][ T6816] ? prandom_u32_state+0xe/0x170 [ 60.702225][ T6816] ? __brelse+0x84/0xa0 [ 60.707052][ T6816] ? __ext4_new_inode+0x144/0x57c0 [ 60.712143][ T6816] ext4_getblk+0xad/0x520 [ 60.716456][ T6816] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 60.722167][ T6816] ? ext4_free_inode+0x17e0/0x17e0 [ 60.727269][ T6816] ext4_bread+0x7c/0x380 [ 60.731489][ T6816] ? ext4_getblk+0x520/0x520 [ 60.736056][ T6816] ? dqget+0xff0/0xff0 [ 60.740115][ T6816] ext4_append+0x153/0x360 [ 60.744575][ T6816] ext4_mkdir+0x5e0/0xdf0 [ 60.748900][ T6816] ? ext4_rmdir+0xde0/0xde0 [ 60.753402][ T6816] ? security_inode_permission+0xc4/0xf0 [ 60.759042][ T6816] vfs_mkdir+0x419/0x690 [ 60.763272][ T6816] do_mkdirat+0x21e/0x280 [ 60.767584][ T6816] ? __ia32_sys_mknod+0xb0/0xb0 [ 60.772426][ T6816] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.778399][ T6816] ? do_syscall_64+0x21/0x7d0 [ 60.783051][ T6816] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.789008][ T6816] do_syscall_64+0xf6/0x7d0 [ 60.793491][ T6816] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.799362][ T6816] RIP: 0033:0x45bee7 [ 60.803253][ T6816] 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 [ 60.822839][ T6816] RSP: 002b:00007fffed127aa8 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 60.831243][ T6816] RAX: ffffffffffffffda RBX: 000000000078c988 RCX: 000000000045bee7 [ 60.839191][ T6816] RDX: 00007fffed127af3 RSI: 00000000000001ff RDI: 00007fffed127af0 [ 60.847140][ T6816] RBP: 00000000000000f8 R08: 0000000000000000 R09: 0000000000000003 [ 60.855201][ T6816] R10: 0000000000000064 R11: 0000000000000202 R12: 00000000004185d0 [ 60.863151][ T6816] R13: 00007fffed127ae0 R14: 0000000000000000 R15: 00007fffed127af0 [ 60.911954][ T6816] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6816 [ 60.921488][ T6816] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 60.927494][ T6816] CPU: 1 PID: 6816 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 60.935769][ T6816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.945829][ T6816] Call Trace: [ 60.949126][ T6816] dump_stack+0x188/0x20d [ 60.953462][ T6816] debug_smp_processor_id.cold+0x88/0x9b [ 60.959098][ T6816] ext4_mb_new_blocks+0xa77/0x3b30 [ 60.964227][ T6816] ? ext4_ext_search_right+0x2ca/0xb20 [ 60.969687][ T6816] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 60.975412][ T6816] ext4_ext_map_blocks+0x2044/0x3410 [ 60.980710][ T6816] ? ext4_ext_release+0x10/0x10 [ 60.985585][ T6816] ? __down_timeout+0x2d0/0x2d0 [ 60.990589][ T6816] ? ext4_es_lookup_extent+0x41d/0xd30 [ 60.996159][ T6816] ext4_map_blocks+0x4cb/0x1640 [ 61.001019][ T6816] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 61.006216][ T6816] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.011743][ T6816] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 61.017698][ T6816] ? prandom_u32_state+0xe/0x170 [ 61.022654][ T6816] ? __brelse+0x84/0xa0 [ 61.026802][ T6816] ? __ext4_new_inode+0x144/0x57c0 [ 61.032296][ T6816] ext4_getblk+0xad/0x520 [ 61.036749][ T6816] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 61.042520][ T6816] ? ext4_free_inode+0x17e0/0x17e0 [ 61.047620][ T6816] ext4_bread+0x7c/0x380 [ 61.051908][ T6816] ? ext4_getblk+0x520/0x520 [ 61.056490][ T6816] ? dqget+0xff0/0xff0 [ 61.060610][ T6816] ext4_append+0x153/0x360 [ 61.065015][ T6816] ext4_mkdir+0x5e0/0xdf0 [ 61.069336][ T6816] ? ext4_rmdir+0xde0/0xde0 [ 61.073824][ T6816] ? security_inode_permission+0xc4/0xf0 [ 61.079443][ T6816] vfs_mkdir+0x419/0x690 [ 61.083667][ T6816] do_mkdirat+0x21e/0x280 [ 61.087989][ T6816] ? __ia32_sys_mknod+0xb0/0xb0 [ 61.092830][ T6816] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 61.098800][ T6816] ? do_syscall_64+0x21/0x7d0 [ 61.103470][ T6816] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 61.109427][ T6816] do_syscall_64+0xf6/0x7d0 [ 61.113925][ T6816] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 61.119810][ T6816] RIP: 0033:0x45bee7 [ 61.123697][ T6816] 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 [ 61.143388][ T6816] RSP: 002b:00007fffed127aa8 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 61.151797][ T6816] RAX: ffffffffffffffda RBX: 000000000000edd8 RCX: 000000000045bee7 2020/06/15 06:16:23 building call list... [ 61.160001][ T6816] RDX: 00007fffed127af3 RSI: 00000000000001ff RDI: 00007fffed127af0 [ 61.168089][ T6816] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000003 [ 61.176079][ T6816] R10: 0000000000000064 R11: 0000000000000202 R12: 0000000000000003 [ 61.184172][ T6816] R13: 00007fffed127ae0 R14: 000000000000edd4 R15: 00007fffed127af0 [ 61.456345][ T7] tipc: TX() has been purged, node left! executing program [ 62.765251][ T6802] can: request_module (can-proto-0) failed. [ 63.429072][ T6802] can: request_module (can-proto-0) failed. [ 63.440851][ T6802] can: request_module (can-proto-0) failed.