================================
WARNING: inconsistent lock state
5.15.160-syzkaller #0 Not tainted
--------------------------------
inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage.
syz-executor.4/5865 [HC1[1]:SC0[0]:HE0:SE1] takes:
ffffffff8d159438 (sync_timeline_list_lock){?.+.}-{2:2}, at: sync_timeline_debug_remove+0x28/0x140 drivers/dma-buf/sync_debug.c:31
{HARDIRQ-ON-W} state was registered at:
  trace_hardirqs_on+0x67/0x80 kernel/trace/trace_preemptirq.c:49
  __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline]
  _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202
  spin_unlock_irq include/linux/spinlock.h:413 [inline]
  sync_print_obj drivers/dma-buf/sync_debug.c:118 [inline]
  sync_info_debugfs_show+0x154/0x4c0 drivers/dma-buf/sync_debug.c:153
  seq_read_iter+0x43a/0xd10 fs/seq_file.c:230
  seq_read+0x452/0x5c0 fs/seq_file.c:162
  vfs_read+0x300/0xe10 fs/read_write.c:483
  ksys_read+0x1a2/0x2c0 fs/read_write.c:623
  do_syscall_x64 arch/x86/entry/common.c:50 [inline]
  do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
  entry_SYSCALL_64_after_hwframe+0x66/0xd0
irq event stamp: 96
hardirqs last  enabled at (95): [<ffffffff8a276d6f>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline]
hardirqs last  enabled at (95): [<ffffffff8a276d6f>] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202
hardirqs last disabled at (96): [<ffffffff8a1dcd4a>] sysvec_irq_work+0xa/0xb0 arch/x86/kernel/irq_work.c:17
softirqs last  enabled at (66): [<ffffffff882eb292>] sock_orphan include/net/sock.h:2017 [inline]
softirqs last  enabled at (66): [<ffffffff882eb292>] sk_common_release+0x112/0x2c0 net/core/sock.c:3474
softirqs last disabled at (64): [<ffffffff882eb22c>] sock_orphan include/net/sock.h:2013 [inline]
softirqs last disabled at (64): [<ffffffff882eb22c>] sk_common_release+0xac/0x2c0 net/core/sock.c:3474

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(sync_timeline_list_lock);
  <Interrupt>
    lock(sync_timeline_list_lock);

 *** DEADLOCK ***

no locks held by syz-executor.4/5865.

stack backtrace:
CPU: 1 PID: 5865 Comm: syz-executor.4 Not tainted 5.15.160-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106
 valid_state+0x134/0x1c0 kernel/locking/lockdep.c:3932
 mark_lock_irq+0xa8/0xba0 kernel/locking/lockdep.c:4135