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VFS: brelse: Trying to free free buffer
WARNING: CPU: 1 PID: 25 at fs/buffer.c:1229 __brelse fs/buffer.c:1229 [inline]
WARNING: CPU: 1 PID: 25 at fs/buffer.c:1229 brelse include/linux/buffer_head.h:324 [inline]
WARNING: CPU: 1 PID: 25 at fs/buffer.c:1229 __invalidate_bh_lrus fs/buffer.c:1498 [inline]
WARNING: CPU: 1 PID: 25 at fs/buffer.c:1229 invalidate_bh_lrus_cpu+0x148/0x1e4 fs/buffer.c:1544
Modules linked in:
CPU: 1 UID: 0 PID: 25 Comm: kworker/1:0 Not tainted 6.13.0-rc3-syzkaller-g573067a5a685 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Workqueue: mm_percpu_wq lru_add_drain_per_cpu
pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __brelse fs/buffer.c:1229 [inline]
pc : brelse include/linux/buffer_head.h:324 [inline]
pc : __invalidate_bh_lrus fs/buffer.c:1498 [inline]
pc : invalidate_bh_lrus_cpu+0x148/0x1e4 fs/buffer.c:1544
lr : __brelse fs/buffer.c:1229 [inline]
lr : brelse include/linux/buffer_head.h:324 [inline]
lr : __invalidate_bh_lrus fs/buffer.c:1498 [inline]
lr : invalidate_bh_lrus_cpu+0x148/0x1e4 fs/buffer.c:1544
sp : ffff800097b77a70
x29: ffff800097b77a70 x28: ffff80008f99d600 x27: 1fffe000183723ca
x26: 0000000000000001 x25: 00000000ffffffff x24: ffff0001b3815998
x23: 0000000000000038 x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000f0bdb970 x19: ffff80008b8311a0 x18: 0000000000000008
x17: 0000000000000000 x16: ffff800083275834 x15: 0000000000000001
x14: 1fffe00036700aea x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000002 x10: 0000000000ff0100 x9 : 29bf3b74de60a300
x8 : 29bf3b74de60a300 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800097b77198 x4 : ffff80008fa8f840 x3 : ffff80008073f2fc
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
 __brelse fs/buffer.c:1229 [inline] (P)
 brelse include/linux/buffer_head.h:324 [inline] (P)
 __invalidate_bh_lrus fs/buffer.c:1498 [inline] (P)
 invalidate_bh_lrus_cpu+0x148/0x1e4 fs/buffer.c:1544 (P)
 lru_add_and_bh_lrus_drain mm/swap.c:714 [inline]
 lru_add_drain_per_cpu+0x114/0x18c mm/swap.c:733
 process_one_work+0x7a8/0x15cc kernel/workqueue.c:3229
 process_scheduled_works kernel/workqueue.c:3310 [inline]
 worker_thread+0x97c/0xeec kernel/workqueue.c:3391
 kthread+0x288/0x310 kernel/kthread.c:389
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
irq event stamp: 135900
hardirqs last  enabled at (135899): [<ffff80008b6c0c00>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (135899): [<ffff80008b6c0c00>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (135900): [<ffff800080dfcecc>] invalidate_bh_lrus_cpu+0x40/0x1e4 fs/buffer.c:1542
softirqs last  enabled at (135864): [<ffff80008030e7b4>] softirq_handle_end kernel/softirq.c:407 [inline]
softirqs last  enabled at (135864): [<ffff80008030e7b4>] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589
softirqs last disabled at (135835): [<ffff800080020db4>] __do_softirq+0x14/0x20 kernel/softirq.c:595
---[ end trace 0000000000000000 ]---