------------[ cut here ]------------
VFS: brelse: Trying to free free buffer
WARNING: CPU: 0 PID: 6535 at fs/buffer.c:1235 __brelse fs/buffer.c:1235 [inline]
WARNING: CPU: 0 PID: 6535 at fs/buffer.c:1235 brelse include/linux/buffer_head.h:309 [inline]
WARNING: CPU: 0 PID: 6535 at fs/buffer.c:1235 __invalidate_bh_lrus fs/buffer.c:1487 [inline]
WARNING: CPU: 0 PID: 6535 at fs/buffer.c:1235 invalidate_bh_lru+0x128/0x200 fs/buffer.c:1500
Modules linked in:
CPU: 0 PID: 6535 Comm: kworker/0:15 Not tainted 6.9.0-rc3-syzkaller-gb5d2afe8745b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: rcu_gp process_srcu
pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __brelse fs/buffer.c:1235 [inline]
pc : brelse include/linux/buffer_head.h:309 [inline]
pc : __invalidate_bh_lrus fs/buffer.c:1487 [inline]
pc : invalidate_bh_lru+0x128/0x200 fs/buffer.c:1500
lr : __brelse fs/buffer.c:1235 [inline]
lr : brelse include/linux/buffer_head.h:309 [inline]
lr : __invalidate_bh_lrus fs/buffer.c:1487 [inline]
lr : invalidate_bh_lru+0x128/0x200 fs/buffer.c:1500
sp : ffff800080007e10
x29: ffff800080007e10 x28: ffff80008ee7d568 x27: 0000000000000000
x26: 0000000000000001 x25: 00000000ffffffff x24: ffff0001b3ddcfd0
x23: 0000000000000000 x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000f1d02318 x19: ffff80008b0bba00 x18: 0000000000000008
x17: 0000000000000000 x16: ffff80008ae71340 x15: 0000000000000001
x14: 1fffe000367b9a02 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000010003 x10: 0000000000ff0100 x9 : 4e6a6ba7f27dc600
x8 : 4e6a6ba7f27dc600 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800080007578 x4 : ffff80008ef65060 x3 : ffff8000805e9200
x2 : 0000000000000001 x1 : 0000000100010001 x0 : 0000000000000000
Call trace:
 __brelse fs/buffer.c:1235 [inline]
 brelse include/linux/buffer_head.h:309 [inline]
 __invalidate_bh_lrus fs/buffer.c:1487 [inline]
 invalidate_bh_lru+0x128/0x200 fs/buffer.c:1500
 csd_do_func kernel/smp.c:133 [inline]
 __flush_smp_call_function_queue+0x534/0x20cc kernel/smp.c:511
 generic_smp_call_function_single_interrupt+0x18/0x24 kernel/smp.c:428
 do_handle_IPI arch/arm64/kernel/smp.c:900 [inline]
 ipi_handler+0x1e0/0x7dc arch/arm64/kernel/smp.c:950
 handle_percpu_devid_irq+0x174/0x308 kernel/irq/chip.c:942
 generic_handle_irq_desc include/linux/irqdesc.h:161 [inline]
 handle_irq_desc kernel/irq/irqdesc.c:688 [inline]
 generic_handle_domain_irq+0x7c/0xc4 kernel/irq/irqdesc.c:744
 __gic_handle_irq drivers/irqchip/irq-gic-v3.c:771 [inline]
 __gic_handle_irq_from_irqson drivers/irqchip/irq-gic-v3.c:822 [inline]
 gic_handle_irq+0x6c/0x190 drivers/irqchip/irq-gic-v3.c:866
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:889
 do_interrupt_handler+0xd4/0x138 arch/arm64/kernel/entry-common.c:310
 __el1_irq arch/arm64/kernel/entry-common.c:536 [inline]
 el1_interrupt+0x34/0x68 arch/arm64/kernel/entry-common.c:551
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:556
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:594
 __arch_counter_get_cntvct arch/arm64/include/asm/arch_timer.h:208 [inline]
 arch_counter_get_cntvct+0x18/0x1c drivers/clocksource/arm_arch_timer.c:229
 __const_udelay arch/arm64/lib/delay.c:55 [inline]
 __udelay+0x60/0x70 arch/arm64/lib/delay.c:61
 try_check_zero+0x3a4/0x3f8 kernel/rcu/srcutree.c:1082
 srcu_advance_state kernel/rcu/srcutree.c:1702 [inline]
 process_srcu+0x21c/0x14f0 kernel/rcu/srcutree.c:1811
 process_one_work+0x7b8/0x15d4 kernel/workqueue.c:3254
 process_scheduled_works kernel/workqueue.c:3335 [inline]
 worker_thread+0x938/0xef4 kernel/workqueue.c:3416
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
irq event stamp: 606944
hardirqs last  enabled at (606943): [<ffff80008af64ff8>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline]
hardirqs last  enabled at (606943): [<ffff80008af64ff8>] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:202
hardirqs last disabled at (606944): [<ffff80008ae6c87c>] __el1_irq arch/arm64/kernel/entry-common.c:533 [inline]
hardirqs last disabled at (606944): [<ffff80008ae6c87c>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:551
softirqs last  enabled at (606792): [<ffff8000800218e4>] softirq_handle_end kernel/softirq.c:400 [inline]
softirqs last  enabled at (606792): [<ffff8000800218e4>] __do_softirq+0xb10/0xd2c kernel/softirq.c:583
softirqs last disabled at (606723): [<ffff80008002ad34>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81
---[ end trace 0000000000000000 ]---