INFO: task udevd:5199 blocked for more than 143 seconds. Not tainted 6.14.0-rc1-syzkaller-00235-g9946eaf552b1 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:udevd state:D stack:23872 pid:5199 tgid:5199 ppid:1 task_flags:0x400140 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5377 [inline] __schedule+0x18bc/0x4c40 kernel/sched/core.c:6764 __schedule_loop kernel/sched/core.c:6841 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6856 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913 __mutex_lock_common kernel/locking/mutex.c:662 [inline] __mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730 device_lock include/linux/device.h:1030 [inline] uevent_show+0x17d/0x340 drivers/base/core.c:2729 dev_attr_show+0x55/0xc0 drivers/base/core.c:2423 sysfs_kf_seq_show+0x331/0x4c0 fs/sysfs/file.c:59 seq_read_iter+0x43f/0xd70 fs/seq_file.c:230 new_sync_read fs/read_write.c:484 [inline] vfs_read+0x975/0xb40 fs/read_write.c:565 ksys_read+0x18f/0x2b0 fs/read_write.c:708 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f009ab16b6a RSP: 002b:00007ffd649a8038 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000557580c4a2b0 RCX: 00007f009ab16b6a RDX: 0000000000001000 RSI: 0000557580cc3570 RDI: 000000000000000c RBP: 0000557580c4a2b0 R08: 000000000000000c R09: 0000000040000000 R10: 000000000000010f R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000003fff R14: 00007ffd649a8518 R15: 000000000000000a INFO: task syz-executor.1:6297 blocked for more than 145 seconds. Not tainted 6.14.0-rc1-syzkaller-00235-g9946eaf552b1 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:25552 pid:6297 tgid:6297 ppid:6134 task_flags:0x400040 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5377 [inline] __schedule+0x18bc/0x4c40 kernel/sched/core.c:6764 __schedule_loop kernel/sched/core.c:6841 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6856 schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __flush_work+0xa47/0xc60 kernel/workqueue.c:4242 __cancel_work_sync+0xbc/0x110 kernel/workqueue.c:4362 uhid_dev_destroy drivers/hid/uhid.c:584 [inline] uhid_char_release+0xac/0x600 drivers/hid/uhid.c:662 __fput+0x3e9/0x9f0 fs/file_table.c:464 __do_sys_close fs/open.c:1580 [inline] __se_sys_close fs/open.c:1565 [inline] __x64_sys_close+0x7f/0x110 fs/open.c:1565 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa9bfe7cc9a RSP: 002b:00007ffe374170c0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa9bfe7cc9a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000032 R08: 0000001b32e60000 R09: 00007fa9bffabf8c R10: 00007ffe37417210 R11: 0000000000000293 R12: 00007fa9bfa003c0 R13: ffffffffffffffff R14: 00007fa9bfa00000 R15: 0000000000015ba6 INFO: task syz-executor.3:6298 blocked for more than 145 seconds. Not tainted 6.14.0-rc1-syzkaller-00235-g9946eaf552b1 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:24992 pid:6298 tgid:6298 ppid:6142 task_flags:0x400040 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5377 [inline] __schedule+0x18bc/0x4c40 kernel/sched/core.c:6764 __schedule_loop kernel/sched/core.c:6841 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6856 schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __flush_work+0xa47/0xc60 kernel/workqueue.c:4242 __cancel_work_sync+0xbc/0x110 kernel/workqueue.c:4362 uhid_dev_destroy drivers/hid/uhid.c:584 [inline] uhid_char_release+0xac/0x600 drivers/hid/uhid.c:662 __fput+0x3e9/0x9f0 fs/file_table.c:464 __do_sys_close fs/open.c:1580 [inline] __se_sys_close fs/open.c:1565 [inline] __x64_sys_close+0x7f/0x110 fs/open.c:1565 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f337d27cc9a RSP: 002b:00007ffc54cfcc70 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f337d27cc9a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000032 R08: 0000001b32f60000 R09: 00007f337d3abf8c R10: 00007ffc54cfcdc0 R11: 0000000000000293 R12: 00007f337ce003c0 R13: ffffffffffffffff R14: 00007f337ce00000 R15: 0000000000015b9d INFO: task syz-executor.0:6316 blocked for more than 146 seconds. Not tainted 6.14.0-rc1-syzkaller-00235-g9946eaf552b1 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:25984 pid:6316 tgid:6316 ppid:6136 task_flags:0x400040 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5377 [inline] __schedule+0x18bc/0x4c40 kernel/sched/core.c:6764 __schedule_loop kernel/sched/core.c:6841 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6856 schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __flush_work+0xa47/0xc60 kernel/workqueue.c:4242 __cancel_work_sync+0xbc/0x110 kernel/workqueue.c:4362 uhid_dev_destroy drivers/hid/uhid.c:584 [inline] uhid_char_release+0xac/0x600 drivers/hid/uhid.c:662 __fput+0x3e9/0x9f0 fs/file_table.c:464 __do_sys_close fs/open.c:1580 [inline] __se_sys_close fs/open.c:1565 [inline] __x64_sys_close+0x7f/0x110 fs/open.c:1565 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f74c667cc9a RSP: 002b:00007ffebf21f9d0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f74c667cc9a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000032 R08: 0000001b33060000 R09: 00007f74c67abf8c R10: 00007ffebf21fb20 R11: 0000000000000293 R12: 00007f74c62003c0 R13: ffffffffffffffff R14: 00007f74c6200000 R15: 0000000000015d84 INFO: task syz-executor.2:6322 blocked for more than 149 seconds. Not tainted 6.14.0-rc1-syzkaller-00235-g9946eaf552b1 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:25984 pid:6322 tgid:6322 ppid:6135 task_flags:0x400040 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5377 [inline] __schedule+0x18bc/0x4c40 kernel/sched/core.c:6764 __schedule_loop kernel/sched/core.c:6841 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6856 schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __flush_work+0xa47/0xc60 kernel/workqueue.c:4242 __cancel_work_sync+0xbc/0x110 kernel/workqueue.c:4362 uhid_dev_destroy drivers/hid/uhid.c:584 [inline] uhid_char_release+0xac/0x600 drivers/hid/uhid.c:662 __fput+0x3e9/0x9f0 fs/file_table.c:464 __do_sys_close fs/open.c:1580 [inline] __se_sys_close fs/open.c:1565 [inline] __x64_sys_close+0x7f/0x110 fs/open.c:1565 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2def67cc9a RSP: 002b:00007ffd23857a60 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2def67cc9a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000032 R08: 0000001b32d60000 R09: 00007f2def7abf8c R10: 00007ffd23857bb0 R11: 0000000000000293 R12: 00007f2def2003c0 R13: ffffffffffffffff R14: 00007f2def200000 R15: 0000000000015ec1 INFO: task syz-executor.4:6345 blocked for more than 150 seconds. Not tainted 6.14.0-rc1-syzkaller-00235-g9946eaf552b1 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:24920 pid:6345 tgid:6345 ppid:6144 task_flags:0x400040 flags:0x00000006 Call Trace: context_switch kernel/sched/core.c:5377 [inline] __schedule+0x18bc/0x4c40 kernel/sched/core.c:6764