------------[ cut here ]------------
WARNING: block/blk-mq.c:2120 at blk_mq_dispatch_rq_list+0x960/0x13a8 block/blk-mq.c:2120, CPU#0: kworker/0:2H/7727
Modules linked in:
CPU: 0 UID: 0 PID: 7727 Comm: kworker/0:2H Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026
Workqueue: kblockd blk_mq_run_work_fn
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : blk_mq_dispatch_rq_list+0x960/0x13a8 block/blk-mq.c:2120
lr : blk_mq_dispatch_rq_list+0x960/0x13a8 block/blk-mq.c:2120
sp : ffff8000962777e0
x29: ffff8000962778c0 x28: 0000000000000000 x27: ffff0000c89a2080
x26: 1fffe00019180142 x25: ffff0000c8c00a48 x24: ffff0000c89a2000
x23: dfff800000000000 x22: ffff0000c8c00a10 x21: ffff800096277a48
x20: ffff800096277a40 x19: ffff0000c89a2148 x18: 0000000000000000
x17: ffff80011b876000 x16: ffff80008f7e0000 x15: ffff80008b44b000
x14: ffff80008bc832b0 x13: 0000000000000002 x12: 0000000000000000
x11: 0000000000000000 x10: ffff700012c4ef12 x9 : 0000000000000000
x8 : 0000000000000000 x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff80008b7442e0 x4 : 0000000000000000 x3 : 0000000000000010
x2 : 0000000000000000 x1 : ffff0000d8c09d80 x0 : 0000000000000000
Call trace:
 blk_mq_dispatch_rq_list+0x960/0x13a8 block/blk-mq.c:2120 (P)
 __blk_mq_sched_dispatch_requests+0x250/0x10e8 block/blk-mq-sched.c:299
 blk_mq_sched_dispatch_requests+0xa8/0x158 block/blk-mq-sched.c:329
 blk_mq_run_work_fn+0x214/0x2e4 block/blk-mq.c:2545
 process_one_work kernel/workqueue.c:3396 [inline]
 process_scheduled_works+0x91c/0x1250 kernel/workqueue.c:3479
 worker_thread+0x798/0xbd0 kernel/workqueue.c:3560
 kthread+0x304/0x3d4 kernel/kthread.c:436
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854
irq event stamp: 22
hardirqs last  enabled at (21): [<ffff8000868a1964>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:219 [inline]
hardirqs last  enabled at (21): [<ffff8000868a1964>] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:229
hardirqs last disabled at (22): [<ffff80008687d454>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:483
softirqs last  enabled at (0): [<ffff8000802e9bc0>] copy_process+0x12bc/0x34c4 kernel/fork.c:2260
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: block/blk.h:703 at req_ref_put_and_test block/blk.h:703 [inline], CPU#0: kworker/0:2H/7727
WARNING: block/blk.h:703 at blk_mq_free_request+0x190/0x210 block/blk-mq.c:842, CPU#0: kworker/0:2H/7727
Modules linked in:
CPU: 0 UID: 0 PID: 7727 Comm: kworker/0:2H Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026
Workqueue: kblockd blk_mq_run_work_fn
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : req_ref_put_and_test block/blk.h:703 [inline]
pc : blk_mq_free_request+0x190/0x210 block/blk-mq.c:842
lr : req_ref_put_and_test block/blk.h:703 [inline]
lr : blk_mq_free_request+0x190/0x210 block/blk-mq.c:842
sp : ffff800096277730
x29: ffff800096277730 x28: ffff700012c4ef0c x27: ffff0000c8c00a00
x26: ffff0000d8c09d80 x25: 1fffe00019180143 x24: 1fffe00019180160
x23: dfff800000000000 x22: dfff800000000000 x21: ffff0000c8c00a9c
x20: 000000000000007f x19: ffff0000c8c00a00 x18: 0000000000000000
x17: ffff80011b876000 x16: ffff80008f7e0000 x15: ffff80008b44b000
x14: 00000000001b6d17 x13: 0000000000000001 x12: 0000000000000000
x11: 0000000000000000 x10: ffff600019180154 x9 : 0000000000000000
x8 : 0000000000000000 x7 : ffff8000817a6d70 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800081782318
x2 : 000000000000007f x1 : ffff0000d8c09d80 x0 : 0000000000000000
Call trace:
 req_ref_put_and_test block/blk.h:703 [inline] (P)
 blk_mq_free_request+0x190/0x210 block/blk-mq.c:842 (P)
 __blk_mq_end_request+0x32c/0x434 block/blk-mq.c:-1
 blk_mq_end_request+0x68/0x8c block/blk-mq.c:1162
 blk_mq_dispatch_rq_list+0x410/0x13a8 block/blk-mq.c:2142
 __blk_mq_sched_dispatch_requests+0x250/0x10e8 block/blk-mq-sched.c:299
 blk_mq_sched_dispatch_requests+0xa8/0x158 block/blk-mq-sched.c:329
 blk_mq_run_work_fn+0x214/0x2e4 block/blk-mq.c:2545
 process_one_work kernel/workqueue.c:3396 [inline]
 process_scheduled_works+0x91c/0x1250 kernel/workqueue.c:3479
 worker_thread+0x798/0xbd0 kernel/workqueue.c:3560
 kthread+0x304/0x3d4 kernel/kthread.c:436
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:854
irq event stamp: 58
hardirqs last  enabled at (57): [<ffff800080542324>] seqcount_lockdep_reader_access+0x7c/0xf8 include/linux/seqlock.h:75
hardirqs last disabled at (58): [<ffff80008687d454>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:483
softirqs last  enabled at (50): [<ffff80008030ae24>] softirq_handle_end kernel/softirq.c:491 [inline]
softirqs last  enabled at (50): [<ffff80008030ae24>] handle_softirqs+0xb2c/0xcbc kernel/softirq.c:673
softirqs last disabled at (25): [<ffff8000800203f0>] __do_softirq+0x14/0x20 kernel/softirq.c:679
---[ end trace 0000000000000000 ]---