Warning: Permanently added '10.128.1.25' (ECDSA) to the list of known hosts. executing program [ 492.784597] ====================================================== [ 492.784597] WARNING: the mand mount option is being deprecated and [ 492.784597] will be removed in v5.15! [ 492.784597] ====================================================== [ 492.816076] EXT4-fs (loop0): warning: checktime reached, running e2fsck is recommended [ 492.826473] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 717.372755] INFO: task syz-executor419:8130 blocked for more than 140 seconds. [ 717.380213] Not tainted 4.19.211-syzkaller #0 [ 717.385976] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 717.394067] syz-executor419 D27024 8130 8129 0x00000004 [ 717.399702] Call Trace: [ 717.402340] __schedule+0x887/0x2040 [ 717.406115] ? io_schedule_timeout+0x140/0x140 [ 717.410750] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 717.415409] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 717.420511] ? prepare_to_wait_exclusive+0x121/0x2d0 [ 717.425671] schedule+0x8d/0x1b0 [ 717.429041] io_schedule+0xb5/0x120 [ 717.432792] bit_wait_io+0x12/0x90 [ 717.436332] __wait_on_bit_lock+0xb5/0x170 [ 717.440564] ? bit_wait+0x90/0x90 [ 717.444068] out_of_line_wait_on_bit_lock+0xd2/0x100 [ 717.449174] ? __wait_on_bit_lock+0x170/0x170 [ 717.453766] ? lock_acquire+0x170/0x3c0 [ 717.457761] ? init_wait_var_entry+0x1a0/0x1a0 [ 717.462380] __lock_buffer+0x52/0x60 [ 717.466185] __sync_dirty_buffer+0x2a6/0x320 [ 717.470609] __ext4_handle_dirty_metadata+0x234/0x590 [ 717.475890] ext4_convert_inline_data_nolock+0x967/0xd10 [ 717.481346] ? ext4_read_inline_page+0x6f0/0x6f0 [ 717.486163] ? get_max_inline_xattr_value_size+0x3b4/0x4d0 [ 717.491790] ext4_try_add_inline_entry+0x338/0x570 [ 717.496784] ? ext4_da_write_inline_data_end+0x4d0/0x4d0 [ 717.502279] ext4_add_entry+0x33c/0xbb0 [ 717.506313] ? make_indexed_dir+0xee0/0xee0 [ 717.510680] ? common_perm+0x4be/0x800 [ 717.514663] ext4_mkdir+0x6f5/0xe10 [ 717.518290] ? ext4_init_dot_dotdot+0x600/0x600 [ 717.523070] ? generic_permission+0x116/0x4d0 [ 717.527573] ? inode_permission.part.0+0x10c/0x450 [ 717.532491] vfs_mkdir+0x508/0x7a0 [ 717.536103] do_mkdirat+0x262/0x2d0 [ 717.539741] ? __ia32_sys_mknod+0x120/0x120 [ 717.544253] ? trace_hardirqs_off_caller+0x6e/0x210 [ 717.549285] ? do_syscall_64+0x21/0x620 [ 717.553320] do_syscall_64+0xf9/0x620 [ 717.557125] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 717.562298] RIP: 0033:0x7f20ba153259 [ 717.566058] Code: Bad RIP value. [ 717.569424] RSP: 002b:00007ffd6a51d778 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 717.577196] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f20ba153259 [ 717.584605] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004 [ 717.591884] RBP: 0000000000000000 R08: 00007f20ba1c1ec0 R09: 00007f20ba1c1ec0 [ 717.599214] R10: 00007f20ba1c1ec0 R11: 0000000000000246 R12: 00007ffd6a51d7a0 [ 717.606552] R13: 0000000000000000 R14: 431bde82d7b634db R15: 0000000000000000 [ 717.613914] [ 717.613914] Showing all locks held in the system: [ 717.620254] 1 lock held by khungtaskd/1570: [ 717.624618] #0: 00000000a25b770a (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 [ 717.633604] 1 lock held by in:imklog/7821: [ 717.637826] #0: 000000008685a627 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 [ 717.645905] 3 locks held by syz-executor419/8130: [ 717.650736] #0: 000000006d379cf3 (sb_writers#3){.+.+}, at: mnt_want_write+0x3a/0xb0 [ 717.658697] #1: 000000007f491071 (&type->i_mutex_dir_key#3/1){+.+.}, at: filename_create+0x15a/0x490 [ 717.668124] #2: 00000000e8867701 (&ei->xattr_sem){++++}, at: ext4_try_add_inline_entry+0xfc/0x570 [ 717.677313] [ 717.678937] ============================================= [ 717.678937] [ 717.686025] NMI backtrace for cpu 0 [ 717.689647] CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 717.697079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 717.706429] Call Trace: [ 717.709026] dump_stack+0x1fc/0x2ef [ 717.712736] nmi_cpu_backtrace.cold+0x63/0xa2 [ 717.717270] ? lapic_can_unplug_cpu+0x80/0x80 [ 717.721764] nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 [ 717.727105] watchdog+0x991/0xe60 [ 717.730638] ? reset_hung_task_detector+0x30/0x30 [ 717.735516] kthread+0x33f/0x460 [ 717.738894] ? kthread_park+0x180/0x180 [ 717.742866] ret_from_fork+0x24/0x30 [ 717.746707] Sending NMI from CPU 0 to CPUs 1: [ 717.751669] NMI backtrace for cpu 1 [ 717.751675] CPU: 1 PID: 4682 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 [ 717.751680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 717.751683] RIP: 0010:set_root+0x1dd/0x5f0 [ 717.751693] Code: c1 e8 03 42 0f b6 14 20 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 80 03 00 00 45 8b 75 40 31 ff 45 89 f7 41 83 e7 01 <44> 89 fe e8 eb 13 bd ff 45 84 ff 0f 85 b6 02 00 00 e8 ad 12 bd ff [ 717.751697] RSP: 0018:ffff8880a1abfac0 EFLAGS: 00000246 [ 717.751704] RAX: 0000000000000003 RBX: ffff8880a1abfc38 RCX: ffff8880a322a440 [ 717.751708] RDX: 0000000000000000 RSI: ffffffff81a57277 RDI: 0000000000000000 [ 717.751712] RBP: ffff8880a1abfb28 R08: ffffffff8cd37ca0 R09: 0000000000000000 [ 717.751716] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 [ 717.751721] R13: ffff8880a322a400 R14: 0000000000000002 R15: 0000000000000000 [ 717.751725] FS: 00007f1e0114c8c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 717.751729] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 717.751733] CR2: 00007f1dfe51e000 CR3: 00000000a1be4000 CR4: 00000000003406e0 [ 717.751738] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 717.751742] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 717.751744] Call Trace: [ 717.751747] ? path_parentat+0x22/0x140 [ 717.751750] path_init+0x1057/0x19d0 [ 717.751753] path_parentat+0x22/0x140 [ 717.751756] filename_parentat+0x198/0x590 [ 717.751758] ? getname+0x20/0x20 [ 717.751762] ? __sanitizer_cov_trace_switch+0x4b/0x80 [ 717.751765] ? cache_alloc_refill+0x2f8/0x340 [ 717.751768] ? do_raw_spin_lock+0xcb/0x220 [ 717.751771] ? do_raw_spin_unlock+0x171/0x230 [ 717.751774] filename_create+0x9e/0x490 [ 717.751777] ? kern_path_mountpoint+0x40/0x40 [ 717.751780] ? strncpy_from_user+0x2a2/0x350 [ 717.751783] ? getname_flags+0x25b/0x590 [ 717.751786] do_mkdirat+0xa0/0x2d0 [ 717.751789] ? __ia32_sys_mknod+0x120/0x120 [ 717.751792] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 717.751796] ? trace_hardirqs_off_caller+0x6e/0x210 [ 717.751799] ? do_syscall_64+0x21/0x620 [ 717.751801] do_syscall_64+0xf9/0x620 [ 717.751805] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 717.751808] RIP: 0033:0x7f1e00407687 [ 717.751817] 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 [ 717.751820] RSP: 002b:00007ffc193ce498 EFLAGS: 00000293 ORIG_RAX: 0000000000000053 [ 717.751828] RAX: ffffffffffffffda RBX: 00007ffc193d13b0 RCX: 00007f1e00407687 [ 717.751832] RDX: 00007f1e00e78a00 RSI: 00000000000001ed RDI: 0000562c45e378a0 [ 717.751836] RBP: 00007ffc193ce4d0 R08: 0000000000000000 R09: 0000000000000000 [ 717.751840] R10: 0000000000000069 R11: 0000000000000293 R12: 0000000000000000 [ 717.751845] R13: 0000000000000000 R14: 00007ffc193d13b0 R15: 00007ffc193ce9c0 [ 717.752221] Kernel panic - not syncing: hung_task: blocked tasks [ 718.035239] CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 718.042665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 718.052004] Call Trace: [ 718.054583] dump_stack+0x1fc/0x2ef [ 718.058196] panic+0x26a/0x50e [ 718.061382] ? __warn_printk+0xf3/0xf3 [ 718.065257] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 718.070420] ? cpumask_next+0x3c/0x40 [ 718.074205] ? printk_safe_flush+0xd6/0x120 [ 718.078510] ? watchdog+0x991/0xe60 [ 718.082119] ? nmi_trigger_cpumask_backtrace+0x15e/0x1f0 [ 718.087553] watchdog+0x9a2/0xe60 [ 718.091011] ? reset_hung_task_detector+0x30/0x30 [ 718.095835] kthread+0x33f/0x460 [ 718.099268] ? kthread_park+0x180/0x180 [ 718.103225] ret_from_fork+0x24/0x30 [ 718.107345] Kernel Offset: disabled [ 718.110964] Rebooting in 86400 seconds..