binder: 15047:15055 transaction failed 29201/-71, size 104-24 line 2922 binder_alloc: 15073: binder_alloc_buf, no vma binder: 15073:15093 transaction failed 29189/-3, size 0-0 line 3137 binder: 15091:15106 got reply transaction with no transaction stack binder: 15091:15106 transaction failed 29201/-71, size 104-24 line 2922 INFO: task init:5358 blocked for more than 140 seconds. Not tainted 4.4.174+ #4 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. init D ffff88015231f718 29280 5358 1 0x00000000 ffff88015231f718 ffff880151484740 472e16bb00dfe953 ffff880151484740 0000000000000000 ffff880151485000 ffff8801db71f180 ffff8801db71f1a8 ffff8801db71e898 ffff88004e7f17c0 ffff880151484740 ffffed002a463001 Call Trace: [] schedule+0x99/0x1d0 kernel/sched/core.c:3355 [] schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3388 [] __mutex_lock_common kernel/locking/mutex.c:582 [inline] [] mutex_lock_nested+0x3c2/0xb80 kernel/locking/mutex.c:621 [] tty_open+0x56a/0xf50 drivers/tty/tty_io.c:2067 [] chrdev_open+0x230/0x630 fs/char_dev.c:388 [] do_dentry_open+0x38f/0xbd0 fs/open.c:749 [] vfs_open+0x10b/0x210 fs/open.c:862 [] do_last fs/namei.c:3269 [inline] [] path_openat+0x136f/0x4470 fs/namei.c:3406 [] do_filp_open+0x1a1/0x270 fs/namei.c:3440 [] do_sys_open+0x2f8/0x600 fs/open.c:1038 [] SYSC_open fs/open.c:1056 [inline] [] SyS_open+0x2d/0x40 fs/open.c:1051 [] entry_SYSCALL_64_fastpath+0x1e/0x9a 1 lock held by init/5358: #0: (tty_mutex){+.+.+.}, at: [] tty_open+0x56a/0xf50 drivers/tty/tty_io.c:2067 Sending NMI to all CPUs: NMI backtrace for cpu 0 CPU: 0 PID: 15117 Comm: syz-executor.2 Not tainted 4.4.174+ #4 task: ffff8800633497c0 task.stack: ffff880149a68000 RIP: 0010:[] [] print_context_stack+0x59/0xd0 arch/x86/kernel/dumpstack.c:107 RSP: 0018:ffff880149a6f6a8 EFLAGS: 00000283 RAX: 0000000000000000 RBX: ffff880149a6f920 RCX: 0000000000000000 RDX: 0000000000000004 RSI: ffff8800b8d28408 RDI: 0000000000000001 RBP: ffff880149a6f6f0 R08: ffff880149a6f7a8 R09: 0000000000000000 R10: ffff880149a6f9d0 R11: ffffffff81998c51 R12: 0000000000000000 R13: ffff880149a6f7a8 R14: ffff880149a6fff8 R15: ffff880149a68000 FS: 000000000134b940(0063) GS:ffff8801db600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000046ee30 CR3: 000000014a157000 CR4: 00000000001606b0 Stack: ffff8800b8d28408 ffff880149a6f9d0 ffff880149a6f9d0 ffffffff8280f0b0 ffff880149a6f7a8 ffffffff8280f0b0 ffff880149a6f748 ffff8801db607fc0 0000000000000000 ffff880149a6f780 ffffffff81012bb9 ffff880149a6f744 Call Trace: [] dump_trace+0x179/0x390 arch/x86/kernel/dumpstack_64.c:243 [] save_stack_trace+0x26/0x50 arch/x86/kernel/stacktrace.c:63 [] save_stack mm/kasan/kasan.c:512 [inline] [] set_track mm/kasan/kasan.c:524 [inline] [] kasan_kmalloc.part.0+0x62/0xf0 mm/kasan/kasan.c:616 [] kasan_kmalloc+0xb7/0xd0 mm/kasan/kasan.c:601 [] __kmalloc+0x141/0x330 mm/slub.c:3613 [] kmalloc include/linux/slab.h:481 [inline] [] context_struct_to_string security/selinux/ss/services.c:1216 [inline] [] context_struct_to_string+0x371/0x690 security/selinux/ss/services.c:1188 [] security_sid_to_context_core security/selinux/ss/services.c:1287 [inline] [] security_sid_to_context_core+0x18a/0x200 security/selinux/ss/services.c:1245 [] security_sid_to_context_force+0x2b/0x40 security/selinux/ss/services.c:1312 [] selinux_inode_init_security+0x440/0x680 security/selinux/hooks.c:2777 [] security_inode_init_security security/security.c:382 [inline] [] security_inode_init_security+0x1a2/0x370 security/security.c:366 [] shmem_symlink+0xee/0x670 mm/shmem.c:2453 [] vfs_symlink2 fs/namei.c:4040 [inline] [] vfs_symlink2+0x1ef/0x3c0 fs/namei.c:4026 [] SYSC_symlinkat fs/namei.c:4073 [inline] [] SyS_symlinkat+0x14e/0x240 fs/namei.c:4053 [] SYSC_symlink fs/namei.c:4086 [inline] [] SyS_symlink+0x23/0x30 fs/namei.c:4084 [] entry_SYSCALL_64_fastpath+0x1e/0x9a Code: 48 89 55 c8 74 5c 4c 39 e3 73 61 49 8d 84 24 00 80 ff ff 4 NMI backtrace for cpu 1 CPU: 1 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #4 task: ffff8801da6c2f80 task.stack: ffff8800001e8000 RIP: 0010:[] [] _flat_send_IPI_mask arch/x86/kernel/apic/apic_flat_64.c:62 [inline] RIP: 0010:[] [] flat_send_IPI_mask+0xf7/0x1b0 arch/x86/kernel/apic/apic_flat_64.c:69 RSP: 0018:ffff8800001efc88 EFLAGS: 00000046 RAX: 0000000000000000 RBX: 0000000000000c00 RCX: 0000000000000000 RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fc300 RBP: ffff8800001efcb8 R08: 0000000000000018 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000246 R13: 0000000003000000 R14: ffffffff82e5f2e0 R15: 0000000000000002 FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000018f5978 CR3: 00000000ab46c000 CR4: 00000000001606b0 Stack: 0000000000000001 ffffffff82e5f2e0 ffffffff831a6ac0 fffffbfff0634c34 000000000001b6c0 0000000000000008 ffff8800001efcd8 ffffffff81092bee 0000000000000008 ffffffff82924260 ffff8800001efd30 ffffffff81ab8252 Call Trace: [] nmi_raise_cpu_backtrace+0x5e/0x80 arch/x86/kernel/apic/hw_nmi.c:33 [] nmi_trigger_all_cpu_backtrace.cold+0xa1/0xae lib/nmi_backtrace.c:85 [] arch_trigger_all_cpu_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 [] trigger_all_cpu_backtrace include/linux/nmi.h:44 [inline] [] check_hung_task kernel/hung_task.c:125 [inline] [] check_hung_uninterruptible_tasks kernel/hung_task.c:182 [inline] [] watchdog.cold+0xd3/0xee kernel/hung_task.c:238 [] kthread+0x273/0x310 kernel/kthread.c:211 [] ret_from_fork+0x55/0x80 arch/x86/entry/entry_64.S:537 Code: 00 c3 5f ff 80 e6 10 75 e1 41 c1 e5 18 44 89 2c 25 10 c3 5f ff 44 89 fa 09 da 80 cf 04 41 83 ff 02 0f 44 d3 89 14 25 00 c3 5f ff <41> f7 c4 00 02 00 00 75 1e 4c 89 e7 57 9d 0f 1f 44 00 00 e8 f1