------------[ cut here ]------------ WARNING: CPU: 1 PID: 6108 at block/bdev.c:845 blkdev_put+0x564/0x6e0 block/bdev.c:845 Modules linked in: CPU: 1 PID: 6108 Comm: syz-executor.2 Not tainted 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : blkdev_put+0x564/0x6e0 block/bdev.c:845 lr : blkdev_put+0x564/0x6e0 block/bdev.c:845 sp : ffff80001e017870 x29: ffff80001e017890 x28: dfff800000000000 x27: ffff0000cbba3000 x26: ffff0000c049e7d0 x25: 00000000ffffffff x24: ffff0000c049e328 x23: ffff0000c049e828 x22: 1fffe00018093cfa x21: 00000000484a009d x20: ffff0000c049e300 x19: ffff0000c049e300 x18: ffff80001e017d28 x17: 0000000000000000 x16: ffff80000832d628 x15: 0000000000000000 x14: 1ffff00002b9c0b2 x13: dfff800000000000 x12: ffff700003c02ef4 x11: ff8080000a9736ac x10: 0000000000000000 x9 : ffff80000a9736ac x8 : ffff0000cb7a8000 x7 : ffff80000a973290 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000832d758 x2 : 0000000000000001 x1 : 00000000ffffffff x0 : 0000000000000000 Call trace: blkdev_put+0x564/0x6e0 block/bdev.c:845 blkdev_close+0x58/0x94 block/fops.c:507 __fput+0x30c/0x7bc fs/file_table.c:321 ____fput+0x20/0x30 fs/file_table.c:349 task_work_run+0x240/0x2f0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2180/0x3c90 arch/arm64/kernel/signal.c:1302 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 2110 hardirqs last enabled at (2109): [<ffff800012543be4>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (2109): [<ffff800012543be4>] _raw_spin_unlock_irq+0x3c/0x8c kernel/locking/spinlock.c:202 hardirqs last disabled at (2110): [<ffff80001245e098>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2100): [<ffff800008034240>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (2098): [<ffff80000803420c>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6108 at block/bdev.c:846 blkdev_put+0x570/0x6e0 block/bdev.c:846 Modules linked in: CPU: 1 PID: 6108 Comm: syz-executor.2 Tainted: G W 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : blkdev_put+0x570/0x6e0 block/bdev.c:846 lr : blkdev_put+0x570/0x6e0 block/bdev.c:846 sp : ffff80001e017870 x29: ffff80001e017890 x28: dfff800000000000 x27: 00000000fffffffe x26: ffff0000c049e7d0 x25: ffff0000c049e7d0 x24: ffff0000c049e328 x23: ffff0000c049e828 x22: 1fffe00018093cfa x21: ffff0000cbba3000 x20: 1fffe00018093cfa x19: ffff0000c049e300 x18: ffff80001e017d28 x17: 0000000000000000 x16: ffff80000832d628 x15: 0000000000000000 x14: 1ffff00002b9c0b2 x13: dfff800000000000 x12: ffff700003c02ef4 x11: ff8080000a9736b8 x10: 0000000000000000 x9 : ffff80000a9736b8 x8 : ffff0000cb7a8000 x7 : ffff80000a973290 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000832d758 x2 : 0000000000000001 x1 : 00000000fffffffe x0 : 0000000000000000 Call trace: blkdev_put+0x570/0x6e0 block/bdev.c:846 blkdev_close+0x58/0x94 block/fops.c:507 __fput+0x30c/0x7bc fs/file_table.c:321 ____fput+0x20/0x30 fs/file_table.c:349 task_work_run+0x240/0x2f0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2180/0x3c90 arch/arm64/kernel/signal.c:1302 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 2224 hardirqs last enabled at (2223): [<ffff8000124604ac>] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (2223): [<ffff8000124604ac>] exit_to_kernel_mode+0xe8/0x118 arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (2224): [<ffff80001245e098>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2222): [<ffff800008020ec0>] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (2222): [<ffff800008020ec0>] __do_softirq+0xd64/0xfbc kernel/softirq.c:600 softirqs last disabled at (2113): [<ffff80000802b524>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6108 at block/bdev.c:582 blkdev_flush_mapping+0xbc/0x280 block/bdev.c:582 Modules linked in: CPU: 0 PID: 6108 Comm: syz-executor.2 Tainted: G W 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : blkdev_flush_mapping+0xbc/0x280 block/bdev.c:582 lr : blkdev_flush_mapping+0xbc/0x280 block/bdev.c:582 sp : ffff80001e017810 x29: ffff80001e017810 x28: dfff800000000000 x27: ffff0000cbba3000 x26: 00000000fffffffe x25: 0000000000000000 x24: ffff0000c049e328 x23: ffff0000c049e828 x22: ffff0000cbba3460 x21: 00000000484a009d x20: 00000000fffffffe x19: ffff0000c049e300 x18: 1fffe000368951b6 x17: ffff800015cdd000 x16: ffff8000083154ec x15: ffff0001b44a8dbc x14: 1ffff00002b9c0b2 x13: dfff800000000000 x12: 0000000000000001 x11: ff8080000a9741a4 x10: 0000000000000000 x9 : ffff80000a9741a4 x8 : ffff0000cb7a8000 x7 : ffff80000828dc14 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80000a9734a0 x2 : 0000000000000001 x1 : 00000000fffffffe x0 : 0000000000000000 Call trace: blkdev_flush_mapping+0xbc/0x280 block/bdev.c:582 blkdev_put_whole block/bdev.c:615 [inline] blkdev_put+0x464/0x6e0 block/bdev.c:875 blkdev_close+0x58/0x94 block/fops.c:507 __fput+0x30c/0x7bc fs/file_table.c:321 ____fput+0x20/0x30 fs/file_table.c:349 task_work_run+0x240/0x2f0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2180/0x3c90 arch/arm64/kernel/signal.c:1302 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 2232 hardirqs last enabled at (2231): [<ffff80000828dcb4>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1378 [inline] hardirqs last enabled at (2231): [<ffff80000828dcb4>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5062 hardirqs last disabled at (2232): [<ffff80001245e098>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2222): [<ffff800008020ec0>] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (2222): [<ffff800008020ec0>] __do_softirq+0xd64/0xfbc kernel/softirq.c:600 softirqs last disabled at (2113): [<ffff80000802b524>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]---