INFO: task kworker/0:1:8127 blocked for more than 122 seconds. Not tainted 6.12.30-syzkaller-ge2bf362ee23b #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:0 pid:8127 tgid:8127 ppid:2 flags:0x00004000 Workqueue: events _RNvXs6_NtCs43vyB533jt3_6kernel9workqueueINtNtNtB7_4sync3arc3ArcNtNtCshgDM7dBCdno_11rust_binder7process7ProcessEINtB5_15WorkItemPointerKy0_E3runB13_ Call Trace: context_switch kernel/sched/core.c:5929 [inline] __schedule+0x145b/0x1f10 kernel/sched/core.c:7755 __schedule_loop kernel/sched/core.c:7836 [inline] schedule+0xc6/0x240 kernel/sched/core.c:7851 exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline] synchronize_rcu_expedited+0x4ee/0x7b0 kernel/rcu/tree_exp.h:976 synchronize_rcu+0x77/0x2e0 kernel/rcu/tree.c:4107 core::ptr::drop_in_place:: usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:523 [inline] core::ptr::drop_in_place:: usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:523 [inline] core::ptr::drop_in_place::> usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:523 [inline] , kernel::alloc::allocator::Kmalloc> as core::ops::drop::Drop>::drop rust/kernel/alloc/kbox.rs:487 [inline] core::ptr::drop_in_place::, kernel::alloc::allocator::Kmalloc>>+0x2ab/0x330 usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:523 core::mem::drop::, kernel::alloc::allocator::Kmalloc>> usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:935 [inline] as core::ops::drop::Drop>::drop rust/kernel/sync/arc.rs:404 [inline] core::ptr::drop_in_place::> usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:523 [inline] core::ptr::drop_in_place::>> usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:523 [inline] >, kernel::alloc::allocator::Kmalloc> as core::ops::drop::Drop>::drop rust/kernel/alloc/kbox.rs:487 [inline] core::ptr::drop_in_place::>, kernel::alloc::allocator::Kmalloc>> usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:523 [inline] core::mem::drop::>, kernel::alloc::allocator::Kmalloc>> usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:935 [inline] > as core::ops::drop::Drop>::drop rust/kernel/rbtree.rs:499 [inline] core::ptr::drop_in_place::>>+0xc5/0x190 usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:523 ::deferred_release drivers/android/binder/process.rs:1372 [inline] ::run+0x243e/0x2860 drivers/android/binder/process.rs:483 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x7d5/0x1020 kernel/workqueue.c:3319 worker_thread+0xc58/0x1250 kernel/workqueue.c:3400 kthread+0x2c7/0x370 kernel/kthread.c:389 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: task syz.5.25524:11251 blocked for more than 123 seconds. Not tainted 6.12.30-syzkaller-ge2bf362ee23b #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.5.25524 state:D stack:0 pid:11251 tgid:11251 ppid:10492 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5929 [inline] __schedule+0x145b/0x1f10 kernel/sched/core.c:7755 __schedule_loop kernel/sched/core.c:7836 [inline] schedule+0xc6/0x240 kernel/sched/core.c:7851 exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline] synchronize_rcu_expedited+0x4ee/0x7b0 kernel/rcu/tree_exp.h:976 namespace_unlock+0x1ec/0x3d0 fs/namespace.c:1704 drop_collected_mounts fs/namespace.c:2232 [inline] put_mnt_ns+0xad/0xf0 fs/namespace.c:5578 free_nsproxy+0x52/0x290 kernel/nsproxy.c:193 put_nsproxy include/linux/nsproxy.h:118 [inline] switch_task_namespaces kernel/nsproxy.c:251 [inline] exit_task_namespaces+0x99/0xe0 kernel/nsproxy.c:256 do_exit+0x9af/0x2630 kernel/exit.c:943 do_group_exit+0x22a/0x300 kernel/exit.c:1094 get_signal+0x139d/0x14f0 kernel/signal.c:2934 arch_do_signal_or_restart+0x96/0x720 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x58/0xb0 kernel/entry/common.c:218 do_syscall_64+0x64/0xf0 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7effbe3c11e5 RSP: 002b:00007effbf279f80 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: fffffffffffffdfc RBX: 00007effbe5b5fa0 RCX: 00007effbe3c11e5 RDX: 00007effbf279fc0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007effbe410b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 0000000000000001 R14: 00007effbe5b5fa0 R15: 00007ffee07f4408 INFO: task syz.6.25781:12035 blocked for more than 125 seconds. Not tainted 6.12.30-syzkaller-ge2bf362ee23b #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.6.25781 state:D stack:0 pid:12035 tgid:12035 ppid:6264 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5929 [inline] __schedule+0x145b/0x1f10 kernel/sched/core.c:7755 __schedule_loop kernel/sched/core.c:7836 [inline] schedule+0xc6/0x240 kernel/sched/core.c:7851 exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline] synchronize_rcu_expedited+0x4ee/0x7b0 kernel/rcu/tree_exp.h:976 synchronize_rcu+0x77/0x2e0 kernel/rcu/tree.c:4107 synchronize_net+0x38/0x40 net/core/dev.c:11366 packet_release+0x9f8/0xd50 net/packet/af_packet.c:3217 __sock_release net/socket.c:659 [inline] sock_close+0xda/0x280 net/socket.c:1427 __fput+0x1fe/0xa00 fs/file_table.c:431 ____fput+0x20/0x30 fs/file_table.c:459 task_work_run+0x1e3/0x250 kernel/task_work.c:240 exit_task_work include/linux/task_work.h:43 [inline] do_exit+0x9b4/0x2630 kernel/exit.c:944 do_group_exit+0x22a/0x300 kernel/exit.c:1094 get_signal+0x139d/0x14f0 kernel/signal.c:2934 arch_do_signal_or_restart+0x96/0x720 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x58/0xb0 kernel/entry/common.c:218 do_syscall_64+0x64/0xf0 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fec4dfc11e5 RSP: 002b:00007fec4eeaff80 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: fffffffffffffdfc RBX: 00007fec4e1b5fa0 RCX: 00007fec4dfc11e5 RDX: 00007fec4eeaffc0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fec4e010b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fec4e1b5fa0 R15: 00007fff4a0e31f8 INFO: task syz.6.25809:12131 blocked for more than 128 seconds. Not tainted 6.12.30-syzkaller-ge2bf362ee23b #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.6.25809 state:D stack:0 pid:12131 tgid:12131 ppid:6264 flags:0x00004006