[ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ 51.291459][ T6727] systemd-cgroups (6727) used greatest stack depth: 22240 bytes left [ OK ] Started Update UTMP about System Runlevel Changes. [ 52.199224][ T4822] systemd-udevd (4822) used greatest stack depth: 21840 bytes left [ 52.207271][ T4803] systemd-udevd (4803) used greatest stack depth: 21576 bytes left [ 52.692889][ T6726] scp (6726) used greatest stack depth: 21464 bytes left Starting Load/Save RF Kill Switch Status... [ 53.881912][ T6735] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-rfkill/6735 [ 53.891705][ T6735] caller is ext4_mb_new_blocks+0xa4d/0x3b70 [ 53.897782][ T6735] CPU: 0 PID: 6735 Comm: systemd-rfkill Not tainted 5.7.0-next-20200609-syzkaller #0 [ 53.907988][ T6735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.918565][ T6735] Call Trace: [ 53.921945][ T6735] dump_stack+0x18f/0x20d [ 53.926303][ T6735] check_preemption_disabled+0x20d/0x220 [ 53.931943][ T6735] ext4_mb_new_blocks+0xa4d/0x3b70 [ 53.937044][ T6735] ? ext4_ext_search_right+0x2ca/0xb20 [ 53.942588][ T6735] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 53.948298][ T6735] ext4_ext_map_blocks+0x201b/0x33e0 [ 53.953694][ T6735] ? ext4_ext_release+0x10/0x10 [ 53.958904][ T6735] ? down_write_killable+0x170/0x170 [ 53.964553][ T6735] ? ext4_es_lookup_extent+0x41d/0xd10 [ 53.970089][ T6735] ext4_map_blocks+0x4cb/0x1640 [ 53.975187][ T6735] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 53.980384][ T6735] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 53.986003][ T6735] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 53.991961][ T6735] ? prandom_u32_state+0xe/0x170 [ 53.996878][ T6735] ? __brelse+0x84/0xa0 [ 54.001130][ T6735] ? __ext4_new_inode+0x144/0x55e0 [ 54.006648][ T6735] ext4_getblk+0xad/0x520 [ 54.013141][ T6735] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 54.018858][ T6735] ? ext4_free_inode+0x1700/0x1700 [ 54.024045][ T6735] ext4_bread+0x7c/0x380 [ 54.028277][ T6735] ? ext4_getblk+0x520/0x520 [ 54.032852][ T6735] ? dquot_get_next_dqblk+0x180/0x180 [ 54.038321][ T6735] ext4_append+0x153/0x360 [ 54.042830][ T6735] ext4_mkdir+0x5e0/0xdf0 [ 54.047749][ T6735] ? ext4_rmdir+0xde0/0xde0 [ 54.052338][ T6735] ? security_inode_permission+0xc4/0xf0 [ 54.058560][ T6735] vfs_mkdir+0x419/0x690 [ 54.062797][ T6735] do_mkdirat+0x21e/0x280 [ 54.067106][ T6735] ? __ia32_sys_mknod+0xb0/0xb0 [ 54.071957][ T6735] ? do_syscall_64+0x1c/0xe0 [ 54.076538][ T6735] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 54.082675][ T6735] do_syscall_64+0x60/0xe0 [ 54.087227][ T6735] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.093107][ T6735] RIP: 0033:0x7f74dbd81687 [ 54.097594][ T6735] Code: Bad RIP value. [ 54.101731][ T6735] RSP: 002b:00007ffe3993ed78 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 54.110345][ T6735] RAX: ffffffffffffffda RBX: 0000564aadf95985 RCX: 00007f74dbd81687 [ 54.118399][ T6735] RDX: 00007ffe3993ec40 RSI: 00000000000001ed RDI: 0000564aadf95985 [ 54.126353][ T6735] RBP: 00007f74dbd81680 R08: 0000000000000100 R09: 0000000000000000 [ 54.134304][ T6735] R10: 0000564aadf95980 R11: 0000000000000246 R12: 00000000000001ed [ 54.142277][ T6735] R13: 00007ffe3993ef00 R14: 0000000000000000 R15: 0000000000000000 [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 56.498810][ T208] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u4:4/208 [ 56.507968][ T208] caller is ext4_mb_new_blocks+0xa4d/0x3b70 [ 56.514003][ T208] CPU: 1 PID: 208 Comm: kworker/u4:4 Not tainted 5.7.0-next-20200609-syzkaller #0 [ 56.523899][ T208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.534050][ T208] Workqueue: writeback wb_workfn (flush-8:0) [ 56.540311][ T208] Call Trace: [ 56.543593][ T208] dump_stack+0x18f/0x20d [ 56.548359][ T208] check_preemption_disabled+0x20d/0x220 [ 56.554589][ T208] ext4_mb_new_blocks+0xa4d/0x3b70 [ 56.559698][ T208] ? ext4_find_extent+0x81a/0xad0 [ 56.564701][ T208] ? ext4_ext_search_right+0x2ca/0xb20 [ 56.570135][ T208] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 56.576461][ T208] ext4_ext_map_blocks+0x201b/0x33e0 [ 56.582442][ T208] ? ext4_ext_release+0x10/0x10 [ 56.587290][ T208] ? down_write_killable+0x170/0x170 [ 56.592763][ T208] ? ext4_es_lookup_extent+0x41d/0xd10 [ 56.598584][ T208] ext4_map_blocks+0x4cb/0x1640 [ 56.603786][ T208] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 56.608986][ T208] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.615026][ T208] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 56.621042][ T208] ? ext4_alloc_io_end_vec+0x145/0x1c0 [ 56.626491][ T208] ext4_writepages+0x1a83/0x33c0 [ 56.632404][ T208] ? __ext4_mark_inode_dirty+0x940/0x940 [ 56.638033][ T208] ? __lock_acquire+0x2224/0x48b0 [ 56.643054][ T208] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 56.649296][ T208] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 56.655257][ T208] ? __ext4_mark_inode_dirty+0x940/0x940 [ 56.660867][ T208] ? do_writepages+0xf3/0x2a0 [ 56.665528][ T208] do_writepages+0xf3/0x2a0 [ 56.670885][ T208] ? page_writeback_cpu_online+0x10/0x10 [ 56.676594][ T208] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.682137][ T208] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 56.688532][ T208] ? lock_downgrade+0x840/0x840 [ 56.693390][ T208] __writeback_single_inode+0x12a/0x13d0 [ 56.699001][ T208] ? _raw_spin_unlock+0x24/0x40 [ 56.703843][ T208] ? wbc_attach_and_unlock_inode+0x60a/0x9c0 [ 56.709803][ T208] writeback_sb_inodes+0x515/0xdc0 [ 56.714904][ T208] ? __writeback_single_inode+0x13d0/0x13d0 [ 56.720786][ T208] __writeback_inodes_wb+0xc3/0x250 [ 56.725966][ T208] wb_writeback+0x8c8/0xd40 [ 56.730465][ T208] ? writeback_inodes_wb.constprop.0+0x190/0x190 [ 56.736792][ T208] ? cpumask_next+0x3c/0x40 [ 56.741296][ T208] ? get_nr_dirty_inodes+0xd6/0x130 [ 56.747230][ T208] wb_workfn+0xab3/0x1090 [ 56.751557][ T208] ? inode_wait_for_writeback+0x30/0x30 [ 56.757131][ T208] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.762689][ T208] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 56.768657][ T208] process_one_work+0x965/0x1690 [ 56.773608][ T208] ? lock_release+0x800/0x800 [ 56.778324][ T208] ? pwq_dec_nr_in_flight+0x310/0x310 [ 56.783839][ T208] ? rwlock_bug.part.0+0x90/0x90 [ 56.788873][ T208] worker_thread+0x96/0xe10 [ 56.793382][ T208] ? process_one_work+0x1690/0x1690 [ 56.798588][ T208] kthread+0x3b5/0x4a0 [ 56.802649][ T208] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 56.808372][ T208] ? kthread_mod_delayed_work+0x1a0/0x1a0 [ 56.814119][ T208] ret_from_fork+0x1f/0x30 Warning: Permanently added '10.128.10.50' (ECDSA) to the list of known hosts. 2020/06/10 03:47:09 fuzzer started 2020/06/10 03:47:09 connecting to host at 10.128.0.26:35433 2020/06/10 03:47:09 checking machine... 2020/06/10 03:47:09 checking revisions... 2020/06/10 03:47:09 testing simple program... [ 59.332652][ T6809] BUG: using smp_processor_id() in preemptible [00000000] code: syz-fuzzer/6809 [ 59.341753][ T6809] caller is ext4_mb_new_blocks+0xa4d/0x3b70 [ 59.347778][ T6809] CPU: 1 PID: 6809 Comm: syz-fuzzer Not tainted 5.7.0-next-20200609-syzkaller #0 [ 59.356868][ T6809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.367417][ T6809] Call Trace: [ 59.370702][ T6809] dump_stack+0x18f/0x20d [ 59.375027][ T6809] check_preemption_disabled+0x20d/0x220 [ 59.380643][ T6809] ext4_mb_new_blocks+0xa4d/0x3b70 [ 59.388558][ T6809] ? ext4_ext_search_right+0x2ca/0xb20 [ 59.394013][ T6809] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 59.399894][ T6809] ext4_ext_map_blocks+0x201b/0x33e0 [ 59.405167][ T6809] ? ext4_ext_release+0x10/0x10 [ 59.410020][ T6809] ? down_write_killable+0x170/0x170 [ 59.415284][ T6809] ? ext4_es_lookup_extent+0x41d/0xd10 [ 59.420737][ T6809] ext4_map_blocks+0x4cb/0x1640 [ 59.425575][ T6809] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 59.430752][ T6809] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.436292][ T6809] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 59.442254][ T6809] ? prandom_u32_state+0xe/0x170 [ 59.447283][ T6809] ? __brelse+0x84/0xa0 [ 59.451436][ T6809] ? __ext4_new_inode+0x144/0x55e0 [ 59.456545][ T6809] ext4_getblk+0xad/0x520 [ 59.460878][ T6809] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 59.466589][ T6809] ? ext4_free_inode+0x1700/0x1700 [ 59.471683][ T6809] ext4_bread+0x7c/0x380 [ 59.476761][ T6809] ? ext4_getblk+0x520/0x520 [ 59.481362][ T6809] ? dquot_get_next_dqblk+0x180/0x180 [ 59.486747][ T6809] ext4_append+0x153/0x360 [ 59.491177][ T6809] ext4_mkdir+0x5e0/0xdf0 [ 59.495508][ T6809] ? ext4_rmdir+0xde0/0xde0 [ 59.500009][ T6809] ? security_inode_permission+0xc4/0xf0 [ 59.505757][ T6809] vfs_mkdir+0x419/0x690 [ 59.510182][ T6809] do_mkdirat+0x21e/0x280 [ 59.514496][ T6809] ? __ia32_sys_mknod+0xb0/0xb0 [ 59.519977][ T6809] ? do_syscall_64+0x1c/0xe0 [ 59.524555][ T6809] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 59.530519][ T6809] do_syscall_64+0x60/0xe0 [ 59.534914][ T6809] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.540791][ T6809] RIP: 0033:0x4b02a0 [ 59.544681][ T6809] Code: Bad RIP value. [ 59.548740][ T6809] RSP: 002b:000000c0000c94b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000102 [ 59.558338][ T6809] RAX: ffffffffffffffda RBX: 000000c00002c000 RCX: 00000000004b02a0 [ 59.566431][ T6809] RDX: 00000000000001c0 RSI: 000000c000026d60 RDI: ffffffffffffff9c [ 59.574487][ T6809] RBP: 000000c0000c9510 R08: 0000000000000000 R09: 0000000000000000 [ 59.582453][ T6809] R10: 0000000000000000 R11: 0000000000000212 R12: ffffffffffffffff [ 59.590423][ T6809] R13: 000000000000006c R14: 000000000000006b R15: 0000000000000100 [ 59.619320][ T6823] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6823 [ 59.628911][ T6823] caller is ext4_mb_new_blocks+0xa4d/0x3b70 [ 59.634792][ T6823] CPU: 0 PID: 6823 Comm: syz-executor.0 Not tainted 5.7.0-next-20200609-syzkaller #0 [ 59.644237][ T6823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.654296][ T6823] Call Trace: [ 59.657571][ T6823] dump_stack+0x18f/0x20d [ 59.661893][ T6823] check_preemption_disabled+0x20d/0x220 [ 59.667506][ T6823] ext4_mb_new_blocks+0xa4d/0x3b70 [ 59.672606][ T6823] ? ext4_ext_search_right+0x2ca/0xb20 [ 59.678087][ T6823] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 59.683789][ T6823] ext4_ext_map_blocks+0x201b/0x33e0 [ 59.690158][ T6823] ? ext4_ext_release+0x10/0x10 [ 59.695012][ T6823] ? down_write_killable+0x170/0x170 [ 59.700397][ T6823] ? ext4_es_lookup_extent+0x41d/0xd10 [ 59.705842][ T6823] ext4_map_blocks+0x4cb/0x1640 [ 59.710699][ T6823] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 59.715893][ T6823] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.721460][ T6823] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 59.727437][ T6823] ? prandom_u32_state+0xe/0x170 [ 59.732391][ T6823] ? __brelse+0x84/0xa0 [ 59.736551][ T6823] ? __ext4_new_inode+0x144/0x55e0 [ 59.741656][ T6823] ext4_getblk+0xad/0x520 [ 59.745967][ T6823] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 59.751693][ T6823] ? ext4_free_inode+0x1700/0x1700 [ 59.756801][ T6823] ext4_bread+0x7c/0x380 [ 59.761060][ T6823] ? ext4_getblk+0x520/0x520 [ 59.765645][ T6823] ? dquot_get_next_dqblk+0x180/0x180 [ 59.771015][ T6823] ext4_append+0x153/0x360 [ 59.775425][ T6823] ext4_mkdir+0x5e0/0xdf0 [ 59.779749][ T6823] ? ext4_rmdir+0xde0/0xde0 [ 59.784350][ T6823] ? security_inode_permission+0xc4/0xf0 [ 59.789992][ T6823] vfs_mkdir+0x419/0x690 [ 59.794360][ T6823] do_mkdirat+0x21e/0x280 [ 59.798806][ T6823] ? __ia32_sys_mknod+0xb0/0xb0 [ 59.803665][ T6823] ? do_syscall_64+0x1c/0xe0 [ 59.808252][ T6823] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 59.814368][ T6823] do_syscall_64+0x60/0xe0 [ 59.818863][ T6823] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.824771][ T6823] RIP: 0033:0x45bee7 [ 59.828645][ T6823] Code: Bad RIP value. [ 59.832711][ T6823] RSP: 002b:00007ffc9b3e2038 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 59.841314][ T6823] RAX: ffffffffffffffda RBX: 000000000003a2f8 RCX: 000000000045bee7 [ 59.849907][ T6823] RDX: 0000000000000003 RSI: 00000000000001c0 RDI: 00007ffc9b3e2210 [ 59.858089][ T6823] RBP: 0000000000000001 R08: 000000000000f8c0 R09: 0000000000003540 [ 59.866087][ T6823] R10: 0000000000000011 R11: 0000000000000246 R12: 00000000000000c2 [ 59.874079][ T6823] R13: 00007ffc9b3e2210 R14: 8421084210842109 R15: 00007ffc9b3e221c [ 59.959575][ T6824] IPVS: ftp: loaded support on port[0] = 21 [ 59.996895][ T6824] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6824 [ 60.006598][ T6824] caller is ext4_mb_new_blocks+0xa4d/0x3b70 [ 60.013099][ T6824] CPU: 1 PID: 6824 Comm: syz-executor.0 Not tainted 5.7.0-next-20200609-syzkaller #0 [ 60.022570][ T6824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.032618][ T6824] Call Trace: [ 60.035899][ T6824] dump_stack+0x18f/0x20d [ 60.040241][ T6824] check_preemption_disabled+0x20d/0x220 [ 60.045862][ T6824] ext4_mb_new_blocks+0xa4d/0x3b70 [ 60.051134][ T6824] ? ext4_ext_search_right+0x2ca/0xb20 [ 60.056617][ T6824] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 60.062372][ T6824] ext4_ext_map_blocks+0x201b/0x33e0 [ 60.067656][ T6824] ? ext4_ext_release+0x10/0x10 [ 60.072501][ T6824] ? down_write_killable+0x170/0x170 [ 60.077964][ T6824] ? ext4_es_lookup_extent+0x41d/0xd10 [ 60.083419][ T6824] ext4_map_blocks+0x4cb/0x1640 [ 60.088260][ T6824] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 60.093455][ T6824] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.098979][ T6824] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.104933][ T6824] ? prandom_u32_state+0xe/0x170 [ 60.109872][ T6824] ? __brelse+0x84/0xa0 [ 60.114030][ T6824] ? __ext4_new_inode+0x144/0x55e0 [ 60.119137][ T6824] ext4_getblk+0xad/0x520 [ 60.123501][ T6824] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 60.129317][ T6824] ? ext4_free_inode+0x1700/0x1700 [ 60.134430][ T6824] ext4_bread+0x7c/0x380 [ 60.138653][ T6824] ? ext4_getblk+0x520/0x520 [ 60.143237][ T6824] ? dquot_get_next_dqblk+0x180/0x180 [ 60.148596][ T6824] ext4_append+0x153/0x360 [ 60.153013][ T6824] ext4_mkdir+0x5e0/0xdf0 [ 60.157323][ T6824] ? ext4_rmdir+0xde0/0xde0 [ 60.162250][ T6824] ? security_inode_permission+0xc4/0xf0 [ 60.168160][ T6824] vfs_mkdir+0x419/0x690 [ 60.172396][ T6824] do_mkdirat+0x21e/0x280 [ 60.176715][ T6824] ? __ia32_sys_mknod+0xb0/0xb0 [ 60.181558][ T6824] ? do_syscall_64+0x1c/0xe0 [ 60.186136][ T6824] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.192124][ T6824] do_syscall_64+0x60/0xe0 [ 60.196535][ T6824] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.202435][ T6824] RIP: 0033:0x45bee7 [ 60.206329][ T6824] Code: Bad RIP value. [ 60.210385][ T6824] RSP: 002b:00007ffc9b3e1f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000053 [ 60.218791][ T6824] RAX: ffffffffffffffda RBX: 000000000078c988 RCX: 000000000045bee7 [ 60.226746][ T6824] RDX: 00007ffc9b3e1f73 RSI: 00000000000001ff RDI: 00007ffc9b3e1f70 [ 60.234696][ T6824] RBP: 00000000000000f8 R08: 0000000000000000 R09: 0000000000000003 [ 60.242645][ T6824] R10: 0000000000000064 R11: 0000000000000206 R12: 00000000004185d0 [ 60.250610][ T6824] R13: 00007ffc9b3e1f60 R14: 0000000000000000 R15: 00007ffc9b3e1f70 [ 60.299607][ T6824] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6824 [ 60.309429][ T6824] caller is ext4_mb_new_blocks+0xa4d/0x3b70 [ 60.315330][ T6824] CPU: 0 PID: 6824 Comm: syz-executor.0 Not tainted 5.7.0-next-20200609-syzkaller #0 [ 60.324786][ T6824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.334847][ T6824] Call Trace: [ 60.338151][ T6824] dump_stack+0x18f/0x20d [ 60.343020][ T6824] check_preemption_disabled+0x20d/0x220 [ 60.348668][ T6824] ext4_mb_new_blocks+0xa4d/0x3b70 [ 60.353828][ T6824] ? ext4_ext_search_right+0x2ca/0xb20 [ 60.359336][ T6824] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 60.365083][ T6824] ext4_ext_map_blocks+0x201b/0x33e0 [ 60.370374][ T6824] ? ext4_ext_release+0x10/0x10 [ 60.375221][ T6824] ? down_write_killable+0x170/0x170 [ 60.380494][ T6824] ? ext4_es_lookup_extent+0x41d/0xd10 [ 60.385947][ T6824] ext4_map_blocks+0x4cb/0x1640 [ 60.390813][ T6824] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 60.396011][ T6824] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.401745][ T6824] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 60.407726][ T6824] ? prandom_u32_state+0xe/0x170 [ 60.412657][ T6824] ? __brelse+0x84/0xa0 [ 60.416879][ T6824] ? __ext4_new_inode+0x144/0x55e0 [ 60.421970][ T6824] ext4_getblk+0xad/0x520 [ 60.426293][ T6824] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 60.432000][ T6824] ? ext4_free_inode+0x1700/0x1700 [ 60.437089][ T6824] ext4_bread+0x7c/0x380 [ 60.441328][ T6824] ? ext4_getblk+0x520/0x520 [ 60.445898][ T6824] ? dquot_get_next_dqblk+0x180/0x180 [ 60.451254][ T6824] ext4_append+0x153/0x360 [ 60.455678][ T6824] ext4_mkdir+0x5e0/0xdf0 [ 60.460009][ T6824] ? ext4_rmdir+0xde0/0xde0 [ 60.464503][ T6824] ? security_inode_permission+0xc4/0xf0 [ 60.470155][ T6824] vfs_mkdir+0x419/0x690 [ 60.474387][ T6824] do_mkdirat+0x21e/0x280 [ 60.478702][ T6824] ? __ia32_sys_mknod+0xb0/0xb0 [ 60.483717][ T6824] ? do_syscall_64+0x1c/0xe0 [ 60.488288][ T6824] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.494247][ T6824] do_syscall_64+0x60/0xe0 [ 60.498663][ T6824] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.504552][ T6824] RIP: 0033:0x45bee7 [ 60.508417][ T6824] Code: Bad RIP value. [ 60.513159][ T6824] RSP: 002b:00007ffc9b3e1f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000053 [ 60.521652][ T6824] RAX: ffffffffffffffda RBX: 000000000000eb82 RCX: 000000000045bee7 [ 60.529745][ T6824] RDX: 00007ffc9b3e1f73 RSI: 00000000000001ff RDI: 00007ffc9b3e1f70 [ 60.538260][ T6824] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000003 [ 60.546238][ T6824] R10: 0000000000000064 R11: 0000000000000206 R12: 0000000000000003 [ 60.554202][ T6824] R13: 00007ffc9b3e1f60 R14: 000000000000eb70 R15: 00007ffc9b3e1f70 2020/06/10 03:47:10 building call list... [ 60.797907][ T4509] tipc: TX() has been purged, node left! executing program [ 62.255382][ T6850] can: request_module (can-proto-0) failed. [ 62.823663][ T6850] can: request_module (can-proto-0) failed. [ 62.835887][ T6850] can: request_module (can-proto-0) failed.