INFO: task syz-executor.3:24604 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:0 pid:24604 tgid:24603 ppid:6128 flags:0x00000005 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.5:24619 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.5 state:D stack:0 pid:24619 tgid:24616 ppid:6115 flags:0x0000000d Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_timeout+0xb8/0x348 kernel/time/timer.c:2143 do_wait_for_common+0x30c/0x468 kernel/sched/completion.c:95 __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x48/0x60 kernel/sched/completion.c:148 kthread_flush_worker+0x214/0x2d4 kernel/kthread.c:1392 alloc_and_link_pwqs kernel/workqueue.c:4604 [inline] alloc_workqueue+0xa30/0xf70 kernel/workqueue.c:4721 nci_register_device+0x1ec/0x7c4 net/nfc/nci/core.c:1230 virtual_ncidev_open+0x13c/0x1bc drivers/nfc/virtual_ncidev.c:153 misc_open+0x2f0/0x368 drivers/char/misc.c:165 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.5:24633 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.5 state:D stack:0 pid:24633 tgid:24616 ppid:6115 flags:0x0000000d Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.1:24626 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:0 pid:24626 tgid:24623 ppid:6122 flags:0x00000005 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.2:24628 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:0 pid:24628 tgid:24627 ppid:6133 flags:0x00000005 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.4:24630 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:0 pid:24630 tgid:24629 ppid:6123 flags:0x00000005 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.4:24634 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:0 pid:24634 tgid:24629 ppid:6123 flags:0x00000005 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.4:24638 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:0 pid:24638 tgid:24629 ppid:6123 flags:0x00000005 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.0:24637 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:0 pid:24637 tgid:24636 ppid:6116 flags:0x00000005 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.0:24639 blocked for more than 143 seconds. Not tainted 6.7.0-rc5-syzkaller-gaedef4a80fb0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:0 pid:24639 tgid:24636 ppid:6116 flags:0x00000005 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5376 [inline] __schedule+0x1354/0x2360 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0xb8/0x19c kernel/sched/core.c:6778 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6835 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 misc_open+0x6c/0x368 drivers/char/misc.c:129 chrdev_open+0x3c8/0x4dc fs/char_dev.c:414 do_dentry_open+0x778/0x12b4 fs/open.c:948 vfs_open+0x7c/0x90 fs/open.c:1082 do_open fs/namei.c:3622 [inline] path_openat+0x1f6c/0x2888 fs/namei.c:3779 do_filp_open+0x1bc/0x3cc fs/namei.c:3809 do_sys_openat2+0x124/0x1b8 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_sys_openat fs/open.c:1471 [inline] __se_sys_openat fs/open.c:1466 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1466 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Showing all locks held in the system: 1 lock held by khungtaskd/29: #0: ffff80008e6c4e00 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:300 2 locks held by getty/5857: #0: ffff0000d297e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff800094e502f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 drivers/tty/n_tty.c:2201 1 lock held by syz-executor.3/24604: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.5/24619: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.5/24633: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.1/24626: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.2/24628: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.4/24630: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.4/24634: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.4/24638: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.0/24637: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.0/24639: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.0/24641: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.3/24655: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.1/24656: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.5/24657: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.2/24659: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.4/24660: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.0/24662: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.3/24668: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.5/24669: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.2/24670: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.4/24672: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.1/24673: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 1 lock held by syz-executor.0/24674: #0: ffff80008fc14448 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x6c/0x368 drivers/char/misc.c:129 =============================================