INFO: task syz-executor258:5015 blocked for more than 143 seconds. Not tainted 6.5.0-rc7-syzkaller-00104-g4f9e7fabf864 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor258 state:D stack:26184 pid:5015 ppid:5014 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5381 [inline] __schedule+0x1873/0x48f0 kernel/sched/core.c:6710 schedule+0xc3/0x180 kernel/sched/core.c:6786 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2143 do_wait_for_common+0x449/0x5f0 kernel/sched/completion.c:85 __wait_for_common kernel/sched/completion.c:106 [inline] wait_for_common kernel/sched/completion.c:117 [inline] wait_for_completion+0x4a/0x60 kernel/sched/completion.c:138 __flush_work+0x130/0x1b0 kernel/workqueue.c:3389 __cancel_work_timer+0x51d/0x6a0 kernel/workqueue.c:3476 uhid_dev_destroy drivers/hid/uhid.c:585 [inline] uhid_char_release+0xaf/0x600 drivers/hid/uhid.c:663 __fput+0x3f8/0x950 fs/file_table.c:384 task_work_run+0x24a/0x300 kernel/task_work.c:179 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0x68f/0x2290 kernel/exit.c:874 do_group_exit+0x206/0x2c0 kernel/exit.c:1024 __do_sys_exit_group kernel/exit.c:1035 [inline] __se_sys_exit_group kernel/exit.c:1033 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f65156adcb9 RSP: 002b:00007ffdadbcd4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f65156adcb9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 00007f6515728290 R08: ffffffffffffffb8 R09: 00000000000000a0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6515728290 R13: 0000000000000000 R14: 00007f6515728d00 R15: 00007f651567ee40 INFO: task syz-executor258:5022 blocked for more than 145 seconds. Not tainted 6.5.0-rc7-syzkaller-00104-g4f9e7fabf864 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor258 state:D stack:27080 pid:5022 ppid:5017 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5381 [inline] __schedule+0x1873/0x48f0 kernel/sched/core.c:6710 schedule+0xc3/0x180 kernel/sched/core.c:6786 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2143 do_wait_for_common+0x449/0x5f0 kernel/sched/completion.c:85 __wait_for_common kernel/sched/completion.c:106 [inline] wait_for_common kernel/sched/completion.c:117 [inline] wait_for_completion+0x4a/0x60 kernel/sched/completion.c:138 __flush_work+0x130/0x1b0 kernel/workqueue.c:3389 __cancel_work_timer+0x51d/0x6a0 kernel/workqueue.c:3476 uhid_dev_destroy drivers/hid/uhid.c:585 [inline] uhid_char_release+0xaf/0x600 drivers/hid/uhid.c:663 __fput+0x3f8/0x950 fs/file_table.c:384 task_work_run+0x24a/0x300 kernel/task_work.c:179 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0x68f/0x2290 kernel/exit.c:874 do_group_exit+0x206/0x2c0 kernel/exit.c:1024 __do_sys_exit_group kernel/exit.c:1035 [inline] __se_sys_exit_group kernel/exit.c:1033 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f65156adcb9 RSP: 002b:00007ffdadbcd4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f65156adcb9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 00007f6515728290 R08: ffffffffffffffb8 R09: 00000000000000a0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6515728290 R13: 0000000000000000 R14: 00007f6515728d00 R15: 00007f651567ee40 INFO: task syz-executor258:5031 blocked for more than 146 seconds. Not tainted 6.5.0-rc7-syzkaller-00104-g4f9e7fabf864 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor258 state:D stack:27080 pid:5031 ppid:5019 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5381 [inline] __schedule+0x1873/0x48f0 kernel/sched/core.c:6710 schedule+0xc3/0x180 kernel/sched/core.c:6786 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2143 do_wait_for_common+0x449/0x5f0 kernel/sched/completion.c:85 __wait_for_common kernel/sched/completion.c:106 [inline] wait_for_common kernel/sched/completion.c:117 [inline] wait_for_completion+0x4a/0x60 kernel/sched/completion.c:138 __flush_work+0x130/0x1b0 kernel/workqueue.c:3389 __cancel_work_timer+0x51d/0x6a0 kernel/workqueue.c:3476 uhid_dev_destroy drivers/hid/uhid.c:585 [inline] uhid_char_release+0xaf/0x600 drivers/hid/uhid.c:663 __fput+0x3f8/0x950 fs/file_table.c:384 task_work_run+0x24a/0x300 kernel/task_work.c:179 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0x68f/0x2290 kernel/exit.c:874 do_group_exit+0x206/0x2c0 kernel/exit.c:1024 __do_sys_exit_group kernel/exit.c:1035 [inline] __se_sys_exit_group kernel/exit.c:1033 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f65156adcb9 RSP: 002b:00007ffdadbcd4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f65156adcb9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 00007f6515728290 R08: ffffffffffffffb8 R09: 00000000000000a0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6515728290 R13: 0000000000000000 R14: 00007f6515728d00 R15: 00007f651567ee40 INFO: task syz-executor258:5035 blocked for more than 148 seconds. Not tainted 6.5.0-rc7-syzkaller-00104-g4f9e7fabf864 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor258 state:D stack:27080 pid:5035 ppid:5021 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5381 [inline] __schedule+0x1873/0x48f0 kernel/sched/core.c:6710 schedule+0xc3/0x180 kernel/sched/core.c:6786 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2143 do_wait_for_common+0x449/0x5f0 kernel/sched/completion.c:85 __wait_for_common kernel/sched/completion.c:106 [inline] wait_for_common kernel/sched/completion.c:117 [inline] wait_for_completion+0x4a/0x60 kernel/sched/completion.c:138 __flush_work+0x130/0x1b0 kernel/workqueue.c:3389 __cancel_work_timer+0x51d/0x6a0 kernel/workqueue.c:3476 uhid_dev_destroy drivers/hid/uhid.c:585 [inline] uhid_char_release+0xaf/0x600 drivers/hid/uhid.c:663 __fput+0x3f8/0x950 fs/file_table.c:384 task_work_run+0x24a/0x300 kernel/task_work.c:179 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0x68f/0x2290 kernel/exit.c:874 do_group_exit+0x206/0x2c0 kernel/exit.c:1024 __do_sys_exit_group kernel/exit.c:1035 [inline] __se_sys_exit_group kernel/exit.c:1033 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f65156adcb9 RSP: 002b:00007ffdadbcd4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f65156adcb9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 00007f6515728290 R08: ffffffffffffffb8 R09: 00000000000000a0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6515728290 R13: 0000000000000000 R14: 00007f6515728d00 R15: 00007f651567ee40 Showing all locks held in the system: 3 locks held by kworker/0:0/7: 1 lock held by rcu_tasks_kthre/13: #0: ffffffff8d3295f0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:522 1 lock held by rcu_tasks_trace/14: #0: ffffffff8d3299b0 ( rcu_tasks_trace.tasks_gp_mutex ){+.+.}-{3:3} , at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:522 1 lock held by khungtaskd/28: #0: ffffffff8d329420 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 3 locks held by kworker/0:2/917: 3 locks held by kworker/1:3/4484: 2 locks held by getty/4765: #0: ffff88814a94b098 ( &tty->ldisc_sem ){++++}-{0:0} , at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc900015a02f0 (&ldata->atomic_read_lock ){+.+.}-{3:3} , at: n_tty_read+0x6b1/0x1dc0 drivers/tty/n_tty.c:2187 7 locks held by kworker/0:3/5030: 7 locks held by kworker/0:4/5036: 3 locks held by kworker/0:5/5037: ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.5.0-rc7-syzkaller-00104-g4f9e7fabf864 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 nmi_cpu_backtrace+0x498/0x4d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x187/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline] watchdog+0xec2/0xf00 kernel/hung_task.c:379 kthread+0x2b8/0x350 kernel/kthread.c:389 ret_from_fork+0x2e/0x60 arch/x86/kernel/process.c:145 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 917 Comm: kworker/0:2 Not tainted 6.5.0-rc7-syzkaller-00104-g4f9e7fabf864 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 Workqueue: events uhid_device_add_worker RIP: 0010:kasan_check_range+0xc/0x290 mm/kasan/generic.c:186 Code: 33 d9 08 31 c0 c3 0f 0b b8 ea ff ff ff c3 0f 0b b8 ea ff ff ff c3 0f 1f 84 00 00 00 00 00 66 0f 1f 00 55 41 57 41 56 41 54 53 01 48 85 f6 0f 84 a0 01 00 00 4c 8d 04 37 49 39 f8 0f 82 52 02 RSP: 0018:ffffc900000076d0 EFLAGS: 00000046 RAX: 0000000000000002 RBX: 00000000000000a5 RCX: ffffffff816b192d RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff907b4310 RBP: ffffc900000079c8 R08: dffffc0000000000 R09: 00000000000000a5 R10: dffffc0000000000 R11: fffffbfff1d30f1e R12: ffff88801ffb3b80 R13: 00000000000000a5 R14: 00000000000c20a5 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6515729110 CR3: 000000002b0c7000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] hlock_class kernel/locking/lockdep.c:228 [inline] check_wait_context kernel/locking/lockdep.c:4780 [inline] __lock_acquire+0x58d/0x7f70 kernel/locking/lockdep.c:5094 lock_acquire+0x1e3/0x520 kernel/locking/lockdep.c:5761 do_write_seqcount_begin_nested include/linux/seqlock.h:516 [inline] do_write_seqcount_begin include/linux/seqlock.h:541 [inline] psi_account_irqtime+0x1a9/0x5e0 kernel/sched/psi.c:1024 update_rq_clock_task kernel/sched/core.c:725 [inline] update_rq_clock+0x22b/0x890 kernel/sched/core.c:769 update_blocked_averages+0x1f7/0x16a0 kernel/sched/fair.c:9098 run_rebalance_domains+0xf9/0x1b0 kernel/sched/fair.c:11967 __do_softirq+0x2ab/0x908 kernel/softirq.c:553 invoke_softirq kernel/softirq.c:427 [inline] __irq_exit_rcu+0xf1/0x1b0 kernel/softirq.c:632 irq_exit_rcu+0x9/0x20 kernel/softirq.c:644 sysvec_apic_timer_interrupt+0x95/0xb0 arch/x86/kernel/apic/apic.c:1109 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:console_trylock_spinning+0x3b8/0x460 Code: ed 0f 84 48 ff ff ff e8 86 f9 1c 00 fb 31 db eb 45 e8 7c f9 1c 00 e8 37 23 4e 09 4d 85 ed 74 cd e8 6d f9 1c 00 fb f3 0f 1e fa 01 00 00 00 48 c7 c7 c0 50 20 8d 31 f6 ba 01 00 00 00 31 c9 41 RSP: 0018:ffffc900051a7140 EFLAGS: 00000293 RAX: ffffffff816ebec3 RBX: 0000000000000000 RCX: ffff88801ffb3b80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900051a7208 R08: ffffffff816ebe7c R09: 1ffffffff20f6879 R10: dffffc0000000000 R11: fffffbfff20f687a R12: 1ffff92000a34e28 R13: 0000000000000200 R14: 0000000000000046 R15: dffffc0000000000 vprintk_emit+0xbc/0x1f0 kernel/printk/printk.c:2306 dev_vprintk_emit+0x2ae/0x330 drivers/base/core.c:4840 dev_printk_emit+0xdd/0x120 drivers/base/core.c:4851 _dev_warn+0x122/0x170 drivers/base/core.c:4907 hid_parser_main+0x71b/0xaa0 drivers/hid/hid-core.c:632 hid_open_report+0xaf0/0x1490 drivers/hid/hid-core.c:1269 hid_parse include/linux/hid.h:1091 [inline] hid_generic_probe+0x3d/0x80 drivers/hid/hid-generic.c:63 __hid_device_probe drivers/hid/hid-core.c:2626 [inline] hid_device_probe+0x2b4/0x4e0 drivers/hid/hid-core.c:2663 really_probe+0x294/0xc30 drivers/base/dd.c:658 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:798 driver_probe_device+0x50/0x420 drivers/base/dd.c:828 __device_attach_driver+0x2d3/0x520 drivers/base/dd.c:956 bus_for_each_drv+0x24a/0x2d0 drivers/base/bus.c:457 __device_attach+0x32f/0x510 drivers/base/dd.c:1028 bus_probe_device+0x185/0x260 drivers/base/bus.c:532 device_add+0xb75/0xf60 drivers/base/core.c:3625 hid_add_device+0x3a9/0x510 drivers/hid/hid-core.c:2809 uhid_device_add_worker+0x44/0xf0 drivers/hid/uhid.c:73 process_one_work+0x92c/0x12c0 kernel/workqueue.c:2600 worker_thread+0xa63/0x1210 kernel/workqueue.c:2751 kthread+0x2b8/0x350 kernel/kthread.c:389 ret_from_fork+0x2e/0x60 arch/x86/kernel/process.c:145 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 3.198 msecs