EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
ttyprintk ttyprintk: tty_port_close_start: tty->count = 1 port count = 2
======================================================
WARNING: possible circular locking dependency detected
4.19.172-syzkaller #0 Not tainted
------------------------------------------------------
syz-executor.3/5992 is trying to acquire lock:
0000000008657f8a (console_owner){-.-.}, at: console_trylock_spinning syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:1697 [inline]
0000000008657f8a (console_owner){-.-.}, at: vprintk_emit+0x3fe/0x740 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:1964

but task is already holding lock:
00000000c302349c (&(&port->lock)->rlock){-.-.}, at: tty_port_close_start.part.0+0x28/0x540 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:574

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #2 (&(&port->lock)->rlock){-.-.}:
       tty_port_tty_get+0x1d/0x80 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:289
       tty_port_default_wakeup+0x11/0x40 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:47
       serial8250_tx_chars+0x490/0xaf0 syzkaller/managers/linux-4-19/kernel/drivers/tty/serial/8250/8250_port.c:1806
       serial8250_handle_irq.part.0+0x31f/0x3d0 syzkaller/managers/linux-4-19/kernel/drivers/tty/serial/8250/8250_port.c:1893
       serial8250_handle_irq syzkaller/managers/linux-4-19/kernel/drivers/tty/serial/8250/8250_port.c:1866 [inline]
       serial8250_default_handle_irq+0xae/0x220 syzkaller/managers/linux-4-19/kernel/drivers/tty/serial/8250/8250_port.c:1909
       serial8250_interrupt+0x101/0x240 syzkaller/managers/linux-4-19/kernel/drivers/tty/serial/8250/8250_core.c:125
       __handle_irq_event_percpu+0x27e/0x8e0 syzkaller/managers/linux-4-19/kernel/kernel/irq/handle.c:149
       handle_irq_event_percpu syzkaller/managers/linux-4-19/kernel/kernel/irq/handle.c:189 [inline]
       handle_irq_event+0x102/0x290 syzkaller/managers/linux-4-19/kernel/kernel/irq/handle.c:206
       handle_edge_irq+0x260/0xcf0 syzkaller/managers/linux-4-19/kernel/kernel/irq/chip.c:797
       generic_handle_irq_desc syzkaller/managers/linux-4-19/kernel/./include/linux/irqdesc.h:155 [inline]
       handle_irq+0x35/0x50 syzkaller/managers/linux-4-19/kernel/arch/x86/kernel/irq_64.c:87
       do_IRQ+0x93/0x1c0 syzkaller/managers/linux-4-19/kernel/arch/x86/kernel/irq.c:246
       ret_from_intr+0x0/0x1e
       native_safe_halt+0xe/0x10 syzkaller/managers/linux-4-19/kernel/./arch/x86/include/asm/irqflags.h:60
       arch_safe_halt syzkaller/managers/linux-4-19/kernel/./arch/x86/include/asm/paravirt.h:94 [inline]
       default_idle+0x49/0x310 syzkaller/managers/linux-4-19/kernel/arch/x86/kernel/process.c:557
       cpuidle_idle_call syzkaller/managers/linux-4-19/kernel/kernel/sched/idle.c:153 [inline]
       do_idle+0x2ec/0x4b0 syzkaller/managers/linux-4-19/kernel/kernel/sched/idle.c:263
       cpu_startup_entry+0xc5/0xe0 syzkaller/managers/linux-4-19/kernel/kernel/sched/idle.c:369
       start_kernel+0x8d6/0x911 syzkaller/managers/linux-4-19/kernel/init/main.c:736
       secondary_startup_64+0xa4/0xb0 syzkaller/managers/linux-4-19/kernel/arch/x86/kernel/head_64.S:243

-> #1 (&port_lock_key){-.-.}:
       serial8250_console_write+0x89b/0xad0 syzkaller/managers/linux-4-19/kernel/drivers/tty/serial/8250/8250_port.c:3270
       call_console_drivers syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:1764 [inline]
       console_unlock+0xbb6/0x1110 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:2460
       vprintk_emit+0x2d1/0x740 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:1965
       vprintk_func+0x79/0x180 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk_safe.c:397
       printk+0xba/0xed syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:2040
       register_console+0x87f/0xc90 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:2776
       univ8250_console_init+0x3a/0x46 syzkaller/managers/linux-4-19/kernel/drivers/tty/serial/8250/8250_core.c:684
       console_init+0x4cb/0x718 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:2862
       start_kernel+0x686/0x911 syzkaller/managers/linux-4-19/kernel/init/main.c:659
       secondary_startup_64+0xa4/0xb0 syzkaller/managers/linux-4-19/kernel/arch/x86/kernel/head_64.S:243

-> #0 (console_owner){-.-.}:
       console_trylock_spinning syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:1718 [inline]
       vprintk_emit+0x43b/0x740 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:1964
       vprintk_func+0x79/0x180 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk_safe.c:397
       printk+0xba/0xed syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:2040
       tty_port_close_start.part.0+0x4f3/0x540 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:576
       tty_port_close_start syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:648 [inline]
       tty_port_close+0x46/0x160 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:641
       tty_release+0x45e/0x1210 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_io.c:1678
       __fput+0x2ce/0x890 syzkaller/managers/linux-4-19/kernel/fs/file_table.c:278
       task_work_run+0x148/0x1c0 syzkaller/managers/linux-4-19/kernel/kernel/task_work.c:113
       tracehook_notify_resume syzkaller/managers/linux-4-19/kernel/./include/linux/tracehook.h:193 [inline]
       exit_to_usermode_loop+0x251/0x2a0 syzkaller/managers/linux-4-19/kernel/arch/x86/entry/common.c:167
       prepare_exit_to_usermode syzkaller/managers/linux-4-19/kernel/arch/x86/entry/common.c:198 [inline]
       syscall_return_slowpath syzkaller/managers/linux-4-19/kernel/arch/x86/entry/common.c:271 [inline]
       do_syscall_64+0x538/0x620 syzkaller/managers/linux-4-19/kernel/arch/x86/entry/common.c:296
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

other info that might help us debug this:

Chain exists of:
  console_owner --> &port_lock_key --> &(&port->lock)->rlock

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&(&port->lock)->rlock);
                               lock(&port_lock_key);
                               lock(&(&port->lock)->rlock);
  lock(console_owner);

 *** DEADLOCK ***

2 locks held by syz-executor.3/5992:
 #0: 00000000c164a967 (&tty->legacy_mutex){+.+.}, at: tty_lock+0x6a/0xa0 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_mutex.c:19
 #1: 00000000c302349c (&(&port->lock)->rlock){-.-.}, at: tty_port_close_start.part.0+0x28/0x540 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:574

stack backtrace:
CPU: 1 PID: 5992 Comm: syz-executor.3 Not tainted 4.19.172-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack syzkaller/managers/linux-4-19/kernel/lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef syzkaller/managers/linux-4-19/kernel/lib/dump_stack.c:118
 print_circular_bug.constprop.0.cold+0x2d7/0x41e syzkaller/managers/linux-4-19/kernel/kernel/locking/lockdep.c:1221
 check_prev_add syzkaller/managers/linux-4-19/kernel/kernel/locking/lockdep.c:1865 [inline]
 check_prevs_add syzkaller/managers/linux-4-19/kernel/kernel/locking/lockdep.c:1978 [inline]
 validate_chain syzkaller/managers/linux-4-19/kernel/kernel/locking/lockdep.c:2419 [inline]
 __lock_acquire+0x30c9/0x3ff0 syzkaller/managers/linux-4-19/kernel/kernel/locking/lockdep.c:3415
 lock_acquire+0x170/0x3c0 syzkaller/managers/linux-4-19/kernel/kernel/locking/lockdep.c:3907
 console_trylock_spinning syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:1718 [inline]
 vprintk_emit+0x43b/0x740 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:1964
 vprintk_func+0x79/0x180 syzkaller/managers/linux-4-19/kernel/kernel/printk/printk_safe.c:397
 printk+0xba/0xed syzkaller/managers/linux-4-19/kernel/kernel/printk/printk.c:2040
 tty_port_close_start.part.0+0x4f3/0x540 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:576
 tty_port_close_start syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:648 [inline]
 tty_port_close+0x46/0x160 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_port.c:641
 tty_release+0x45e/0x1210 syzkaller/managers/linux-4-19/kernel/drivers/tty/tty_io.c:1678
 __fput+0x2ce/0x890 syzkaller/managers/linux-4-19/kernel/fs/file_table.c:278
 task_work_run+0x148/0x1c0 syzkaller/managers/linux-4-19/kernel/kernel/task_work.c:113
 tracehook_notify_resume syzkaller/managers/linux-4-19/kernel/./include/linux/tracehook.h:193 [inline]
 exit_to_usermode_loop+0x251/0x2a0 syzkaller/managers/linux-4-19/kernel/arch/x86/entry/common.c:167
 prepare_exit_to_usermode syzkaller/managers/linux-4-19/kernel/arch/x86/entry/common.c:198 [inline]
 syscall_return_slowpath syzkaller/managers/linux-4-19/kernel/arch/x86/entry/common.c:271 [inline]
 do_syscall_64+0x538/0x620 syzkaller/managers/linux-4-19/kernel/arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x418e1b
Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44
RSP: 002b:00007ffe5f2f8ca0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000418e1b
RDX: 00000000000f4240 RSI: 0000000000570f28 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000005680c0 R11: 0000000000000293 R12: 0000000000570f28
R13: 00000000000dbdf6 R14: 000000000056bf60 R15: 000000000056c008
netlink: 16 bytes leftover after parsing attributes in process `syz-executor.0'.
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
netlink: 16 bytes leftover after parsing attributes in process `syz-executor.0'.
EXT4-fs (loop2): mount failed
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs (loop2): mount failed
EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs (loop2): mount failed
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs (loop5): mount failed
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs: failed to create workqueue
EXT4-fs (loop2): mount failed
EXT4-fs (loop5): mount failed
EXT4-fs (loop3): Unrecognized mount option "!" or missing value
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop3): Unrecognized mount option "!" or missing value
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs (loop2): mount failed
EXT4-fs (loop3): Unrecognized mount option "������.f��8�I({12`^A%'l]'����?��
�(�����-�=���<*V���Րd��^D7��e�)�4J�X䪰?1��+�����=" or missing value
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs (loop5): mount failed
EXT4-fs (loop3): Unrecognized mount option "������.f��8�I({12`^A%'l]'����?��
�(�����-�=���<*V���Րd��^D7��e�)�4J�X䪰?1��+�����=" or missing value
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs (loop5): mount failed
EXT4-fs (loop3): Mount option "delalloc" incompatible with ext3
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs (loop3): Mount option "delalloc" incompatible with ext3
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs (loop2): mount failed
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs (loop5): mount failed
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs (loop2): mount failed
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs (loop5): mount failed
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs (loop3): couldn't mount as ext3 due to feature incompatibilities
EXT4-fs (loop3): couldn't mount as ext3 due to feature incompatibilities
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs (loop3): Unrecognized mount option "g�S{y�6d��C�=xC�?��%�#|#�����zi�=;" or missing value
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs (loop2): mount failed
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
overlayfs: unrecognized mount option "appraise_type=imasig" or missing value
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs (loop5): mount failed
EXT4-fs (loop2): mount failed
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop3): couldn't mount RDWR because of unsupported optional features (184f0000)
EXT4-fs (loop5): mount failed
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs (loop3): couldn't mount RDWR because of unsupported optional features (184f0000)
EXT4-fs (loop3): couldn't mount as ext3 due to feature incompatibilities
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed
EXT4-fs (loop2): mount failed
EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue
EXT4-fs error (device loop2): ext4_quota_enable:5839: comm syz-executor.2: Bad quota inode # 3
EXT4-fs error (device loop3): ext4_lookup:1621: inode #12: comm syz-executor.3: deleted inode referenced: 13
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop2): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop2): mount failed
EXT4-fs (loop5): mount failed
EXT4-fs error (device loop5): ext4_quota_enable:5839: comm syz-executor.5: Bad quota inode # 3
EXT4-fs warning (device loop5): ext4_enable_quotas:5876: Failed to enable quota tracking (type=0, err=-116). Please run e2fsck to fix.
EXT4-fs (loop5): mount failed