Warning: Permanently added '10.128.1.115' (ED25519) to the list of known hosts. 2023/12/29 10:38:41 ignoring optional flag "sandboxArg"="0" 2023/12/29 10:38:41 parsed 1 programs 2023/12/29 10:38:41 executed programs: 0 [ 39.724036] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 40.628397] EXT4-fs: Warning: mounting with data=journal disables delayed allocation and O_DIRECT support! [ 40.647460] EXT4-fs error (device loop0) in ext4_do_update_inode:5310: error 27 [ 40.655208] EXT4-fs error (device loop0) in ext4_do_update_inode:5310: error 27 [ 40.662864] Quota error (device loop0): write_blk: dquota write failed [ 40.669717] Quota error (device loop0): qtree_write_dquot: Error -27 occurred while creating quota [ 40.679395] EXT4-fs error (device loop0) in ext4_do_update_inode:5310: error 27 [ 40.687041] EXT4-fs error (device loop0) in ext4_do_update_inode:5310: error 27 [ 40.694855] EXT4-fs error (device loop0) in ext4_do_update_inode:5310: error 27 [ 40.702526] EXT4-fs error (device loop0) in ext4_orphan_del:2898: error 27 [ 40.709868] EXT4-fs error (device loop0) in ext4_do_update_inode:5310: error 27 [ 40.717622] EXT4-fs error (device loop0) in ext4_orphan_cleanup:2602: error 27 [ 40.725251] EXT4-fs (loop0): 1 truncate cleaned up [ 40.730690] EXT4-fs (loop0): mounting with "discard" option, but the device does not support discard [ 40.740509] EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=continue 2023/12/29 10:39:37 executed programs: 1 2023/12/29 10:39:42 executed programs: 466 2023/12/29 10:39:47 executed programs: 1205 2023/12/29 10:39:52 executed programs: 1985 2023/12/29 10:39:57 executed programs: 2770 2023/12/29 10:40:02 executed programs: 3543 2023/12/29 10:40:07 executed programs: 4339 2023/12/29 10:40:12 executed programs: 5065 2023/12/29 10:40:17 executed programs: 5810 2023/12/29 10:40:22 executed programs: 6549 2023/12/29 10:40:27 executed programs: 7301 2023/12/29 10:40:32 executed programs: 8035 2023/12/29 10:40:37 executed programs: 8777 2023/12/29 10:40:42 executed programs: 9526 2023/12/29 10:40:47 executed programs: 10312 2023/12/29 10:40:52 executed programs: 11054 2023/12/29 10:40:57 executed programs: 11845 2023/12/29 10:41:02 executed programs: 12603 [ 184.216315] INFO: task syz-executor.0:2093 blocked for more than 140 seconds. [ 184.223856] Not tainted 4.19.0-syzkaller #0 [ 184.228913] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 184.237250] syz-executor.0 D11872 2093 1638 0x00080006 [ 184.243059] Call Trace: [ 184.245712] __schedule+0x2dc/0x860 [ 184.249341] ? do_raw_spin_unlock+0x52/0xd0 [ 184.253749] ? bit_wait+0x50/0x50 [ 184.257364] schedule+0x27/0x80 [ 184.260997] io_schedule+0x11/0x40 [ 184.264726] bit_wait_io+0xc/0x50 [ 184.268572] __wait_on_bit_lock+0x5e/0xc0 [ 184.273508] out_of_line_wait_on_bit_lock+0x8b/0xb0 [ 184.278550] ? init_wait_var_entry+0x40/0x40 [ 184.283132] __lock_buffer+0x24/0x30 [ 184.287122] ext4_quota_write+0x193/0x200 [ 184.291748] qtree_write_dquot+0xc7/0x1a0 [ 184.296094] v2_write_dquot+0x8a/0xa0 [ 184.299954] dquot_commit+0x62/0xe0 [ 184.303867] ext4_write_dquot+0x70/0xa0 [ 184.307851] ext4_mark_dquot_dirty+0x3a/0x50 [ 184.312421] dquot_alloc_inode+0x107/0x1d0 [ 184.316663] ? debug_check_no_obj_freed+0x11e/0x1f9 [ 184.322198] ext4_xattr_set_entry+0x1e4/0x1330 [ 184.326870] ? debug_check_no_obj_freed+0x11e/0x1f9 [ 184.331959] ext4_xattr_block_set+0x121/0xdc0 [ 184.336473] ext4_xattr_set_handle+0x47c/0x5a0 [ 184.341145] ext4_xattr_set+0xb8/0x140 [ 184.345106] ext4_xattr_user_set+0x2f/0x40 [ 184.349866] __vfs_setxattr+0x64/0x80 [ 184.352598] cgroup: fork rejected by pids controller in [ 184.353848] __vfs_setxattr_noperm+0x6d/0x1a0 [ 184.353851] vfs_setxattr+0x88/0xb0 [ 184.353853] setxattr+0x14f/0x1f0 [ 184.353857] ? lock_acquire+0xc2/0x160 [ 184.353862] ? mnt_want_write+0x1f/0x50 [ 184.359937] /syz0 [ 184.364744] ? __sb_start_write+0xf3/0x130 [ 184.372421] ? mnt_want_write+0x1f/0x50 [ 184.391705] path_setxattr+0xb8/0xd0 [ 184.395808] __x64_sys_setxattr+0x26/0x30 [ 184.399971] do_syscall_64+0x63/0x160 [ 184.403887] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 184.409742] RIP: 0033:0x7f14597cace9 [ 184.413454] Code: Bad RIP value. [ 184.416904] RSP: 002b:00007f145934d0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 184.424601] RAX: ffffffffffffffda RBX: 00007f14598e9f80 RCX: 00007f14597cace9 [ 184.431871] RDX: 0000000020000380 RSI: 0000000020000340 RDI: 00000000200002c0 [ 184.439275] RBP: 00007f145981747a R08: 0000000000000000 R09: 0000000000000000 [ 184.447713] R10: 000000000000ffed R11: 0000000000000246 R12: 0000000000000000 [ 184.454968] R13: 0000000000000006 R14: 00007f14598e9f80 R15: 00007ffec17ca4e8 [ 184.462340] [ 184.462340] Showing all locks held in the system: [ 184.468922] 2 locks held by kworker/0:0/5: [ 184.473245] #0: 00000000226b06d9 ((wq_completion)"rcu_gp"){....}, at: process_one_work+0x1b1/0x480 [ 184.482518] #1: 0000000039926b46 ((work_completion)(&rew.rew_work)){....}, at: process_one_work+0x1b1/0x480 [ 184.492572] 1 lock held by khungtaskd/314: [ 184.496982] #0: 00000000752c59d1 (rcu_read_lock){....}, at: debug_show_all_locks+0x23/0x103 [ 184.505663] 2 locks held by getty/1015: [ 184.509636] #0: 000000003f67b987 (&tty->ldisc_sem){....}, at: ldsem_down_read+0xe/0x10 [ 184.517862] #1: 00000000ca111367 (&ldata->atomic_read_lock){....}, at: n_tty_read+0xbc/0x860 [ 184.526658] 6 locks held by syz-executor.0/2093: [ 184.531386] #0: 00000000117e03ec (sb_writers#3){....}, at: mnt_want_write+0x1f/0x50 [ 184.539352] #1: 000000002ccbbfb2 (&type->i_mutex_dir_key#3){....}, at: vfs_setxattr+0x58/0xb0 [ 184.548332] #2: 00000000a9f34a1b (&ei->xattr_sem){....}, at: ext4_xattr_set_handle+0xb1/0x5a0 [ 184.557196] #3: 00000000734e653d (dquot_srcu){....}, at: dquot_alloc_inode+0x50/0x1d0 [ 184.565243] #4: 000000006ddef68a (&dquot->dq_lock){....}, at: dquot_commit+0x23/0xe0 [ 184.573230] #5: 00000000c3d370c5 (&s->s_dquot.dqio_sem){....}, at: v2_write_dquot+0x65/0xa0 [ 184.581938] 1 lock held by syz-executor.0/2098: [ 184.586629] #0: 00000000ce916ec2 (rcu_sched_state.exp_mutex){....}, at: _synchronize_rcu_expedited.constprop.56+0x29b/0x350 [ 184.598016] [ 184.599617] ============================================= [ 184.599617] [ 184.606896] NMI backtrace for cpu 1 [ 184.610502] CPU: 1 PID: 314 Comm: khungtaskd Not tainted 4.19.0-syzkaller #0 [ 184.617743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 184.627478] Call Trace: [ 184.630064] dump_stack+0x87/0xba [ 184.633728] nmi_cpu_backtrace.cold.0+0x14/0x53 [ 184.638638] ? lapic_can_unplug_cpu.cold.5+0x39/0x39 [ 184.643716] nmi_trigger_cpumask_backtrace+0x9c/0x9e [ 184.649003] arch_trigger_cpumask_backtrace+0x14/0x20 [ 184.654351] watchdog+0x2b0/0x3c0 [ 184.658033] kthread+0x119/0x130 [ 184.661368] ? reset_hung_task_detector+0x10/0x10 [ 184.666176] ? kthread_park+0x70/0x70 [ 184.670093] ret_from_fork+0x1f/0x30 [ 184.673932] Sending NMI from CPU 1 to CPUs 0: [ 184.678633] NMI backtrace for cpu 0 skipped: idling at native_safe_halt+0x6/0x10 [ 184.679604] Kernel panic - not syncing: hung_task: blocked tasks [ 184.693280] Kernel Offset: disabled [ 184.697677] Rebooting in 86400 seconds..