INFO: task syz.3.20:5980 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.20 state:D stack:26512 pid:5980 ppid:5929 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6832 rwsem_down_read_slowpath+0x4f8/0x840 kernel/locking/rwsem.c:1086 __down_read_common kernel/locking/rwsem.c:1250 [inline] __down_read kernel/locking/rwsem.c:1263 [inline] down_read+0x98/0x2e0 kernel/locking/rwsem.c:1522 inode_lock_shared include/linux/fs.h:814 [inline] open_last_lookups fs/namei.c:3555 [inline] path_openat+0x7b7/0x3190 fs/namei.c:3786 do_filp_open+0x1c5/0x3d0 fs/namei.c:3816 do_open_execat+0x133/0x3d0 fs/exec.c:924 bprm_execve+0x567/0x16f0 fs/exec.c:1867 do_execveat_common+0x51b/0x6c0 fs/exec.c:1998 do_execveat fs/exec.c:2083 [inline] __do_sys_execveat fs/exec.c:2157 [inline] __se_sys_execveat fs/exec.c:2151 [inline] __x64_sys_execveat+0xc4/0xe0 fs/exec.c:2151 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f8985b8eba9 RSP: 002b:00007f898696c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 00007f8985dd6090 RCX: 00007f8985b8eba9 RDX: 0000000000000000 RSI: 0000200000000140 RDI: ffffffffffffff9c RBP: 00007f8985c11e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f8985dd6128 R14: 00007f8985dd6090 R15: 00007ffc1b409b48 INFO: task syz.1.18:5986 blocked for more than 146 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.18 state:D stack:28072 pid:5986 ppid:5923 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6832 rwsem_down_read_slowpath+0x4f8/0x840 kernel/locking/rwsem.c:1086 __down_read_common kernel/locking/rwsem.c:1250 [inline] __down_read kernel/locking/rwsem.c:1263 [inline] down_read+0x98/0x2e0 kernel/locking/rwsem.c:1522 inode_lock_shared include/linux/fs.h:814 [inline] open_last_lookups fs/namei.c:3555 [inline] path_openat+0x7b7/0x3190 fs/namei.c:3786 do_filp_open+0x1c5/0x3d0 fs/namei.c:3816 do_open_execat+0x133/0x3d0 fs/exec.c:924 bprm_execve+0x567/0x16f0 fs/exec.c:1867 do_execveat_common+0x51b/0x6c0 fs/exec.c:1998 do_execveat fs/exec.c:2083 [inline] __do_sys_execveat fs/exec.c:2157 [inline] __se_sys_execveat fs/exec.c:2151 [inline] __x64_sys_execveat+0xc4/0xe0 fs/exec.c:2151 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fcee5f8eba9 RSP: 002b:00007fcee6eb4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 00007fcee61d6090 RCX: 00007fcee5f8eba9 RDX: 0000000000000000 RSI: 0000200000000140 RDI: ffffffffffffff9c RBP: 00007fcee6011e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcee61d6128 R14: 00007fcee61d6090 R15: 00007ffde1c71698 INFO: task syz.0.17:6038 blocked for more than 148 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:28072 pid:6038 ppid:5920 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6832 rwsem_down_read_slowpath+0x4f8/0x840 kernel/locking/rwsem.c:1086 __down_read_common kernel/locking/rwsem.c:1250 [inline] __down_read kernel/locking/rwsem.c:1263 [inline] down_read+0x98/0x2e0 kernel/locking/rwsem.c:1522 inode_lock_shared include/linux/fs.h:814 [inline] open_last_lookups fs/namei.c:3555 [inline] path_openat+0x7b7/0x3190 fs/namei.c:3786 do_filp_open+0x1c5/0x3d0 fs/namei.c:3816 do_open_execat+0x133/0x3d0 fs/exec.c:924 bprm_execve+0x567/0x16f0 fs/exec.c:1867 do_execveat_common+0x51b/0x6c0 fs/exec.c:1998 do_execveat fs/exec.c:2083 [inline] __do_sys_execveat fs/exec.c:2157 [inline] __se_sys_execveat fs/exec.c:2151 [inline] __x64_sys_execveat+0xc4/0xe0 fs/exec.c:2151 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f433638eba9 RSP: 002b:00007f433714e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 00007f43365d6090 RCX: 00007f433638eba9 RDX: 0000000000000000 RSI: 0000200000000140 RDI: ffffffffffffff9c RBP: 00007f4336411e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f43365d6128 R14: 00007f43365d6090 R15: 00007ffd8a5dcce8 INFO: task syz.2.19:6039 blocked for more than 151 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.2.19 state:D stack:28072 pid:6039 ppid:5924 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6832 rwsem_down_read_slowpath+0x4f8/0x840 kernel/locking/rwsem.c:1086 __down_read_common kernel/locking/rwsem.c:1250 [inline] __down_read kernel/locking/rwsem.c:1263 [inline] down_read+0x98/0x2e0 kernel/locking/rwsem.c:1522 inode_lock_shared include/linux/fs.h:814 [inline] open_last_lookups fs/namei.c:3555 [inline] path_openat+0x7b7/0x3190 fs/namei.c:3786 do_filp_open+0x1c5/0x3d0 fs/namei.c:3816 do_open_execat+0x133/0x3d0 fs/exec.c:924 bprm_execve+0x567/0x16f0 fs/exec.c:1867