------------[ cut here ]------------
VFS: brelse: Trying to free free buffer
WARNING: CPU: 1 PID: 9126 at fs/buffer.c:1235 __brelse fs/buffer.c:1235 [inline]
WARNING: CPU: 1 PID: 9126 at fs/buffer.c:1235 brelse include/linux/buffer_head.h:309 [inline]
WARNING: CPU: 1 PID: 9126 at fs/buffer.c:1235 __invalidate_bh_lrus fs/buffer.c:1487 [inline]
WARNING: CPU: 1 PID: 9126 at fs/buffer.c:1235 invalidate_bh_lru+0x128/0x200 fs/buffer.c:1500
Modules linked in:
CPU: 1 PID: 9126 Comm: syz-executor.2 Not tainted 6.9.0-rc3-syzkaller-gb5d2afe8745b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
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 : ffff800080017e10
x29: ffff800080017e10 x28: ffff80008ee7d568 x27: 0000000000000000
x26: 0000000000000001 x25: 00000000ffffffff x24: ffff0001b3e00fd0
x23: 0000000000000000 x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000f2e7cdf8 x19: ffff80008b0bba00 x18: 0000000000000008
x17: 0000000000000000 x16: ffff80008adab880 x15: ffff700011dde62c
x14: 1ffff00011dde62c x13: 0000000000000004 x12: ffffffffffffffff
x11: 0000000000010003 x10: 0000000000ff0100 x9 : d205bbde332f3a00
x8 : d205bbde332f3a00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800080017578 x4 : ffff80008ef65060 x3 : ffff80008036f978
x2 : 0000000000000000 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
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline]
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline]
 lock_release+0x500/0x9cc kernel/locking/lockdep.c:5777
 rcu_lock_release+0x30/0x40 include/linux/rcupdate.h:340
 rcu_read_unlock include/linux/rcupdate.h:814 [inline]
 pte_unmap include/linux/pgtable.h:113 [inline]
 do_anonymous_page mm/memory.c:4490 [inline]
 do_pte_missing mm/memory.c:3878 [inline]
 handle_pte_fault mm/memory.c:5300 [inline]
 __handle_mm_fault+0x48b8/0x5920 mm/memory.c:5441
 handle_mm_fault+0x1e8/0x63c mm/memory.c:5606
 do_page_fault+0x390/0xaec arch/arm64/mm/fault.c:593
 do_translation_fault+0xc4/0x114 arch/arm64/mm/fault.c:704
 do_mem_abort+0x74/0x200 arch/arm64/mm/fault.c:840
 el0_da+0x60/0x178 arch/arm64/kernel/entry-common.c:580
 el0t_64_sync_handler+0xcc/0xfc arch/arm64/kernel/entry-common.c:733
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598
irq event stamp: 3006
hardirqs last  enabled at (3005): [<ffff800080032060>] local_daif_restore+0x1c/0x3c arch/arm64/include/asm/daifflags.h:75
hardirqs last disabled at (3006): [<ffff80008ae6c87c>] __el1_irq arch/arm64/kernel/entry-common.c:533 [inline]
hardirqs last disabled at (3006): [<ffff80008ae6c87c>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:551
softirqs last  enabled at (2760): [<ffff800080031848>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (2758): [<ffff800080031814>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---