Greetings, 0day kernel testing robot got the below dmesg and the first bad commit is git://internal_merge_and_test_tree devel-spot-201606110658 commit 05d83c3ec692c68be9079dd8b1f59a9030746244 Merge: 33ac62f 45cf40f Author: 0day robot <fengguang.wu(a)intel.com&gt; AuthorDate: Sat Jun 11 06:58:53 2016 +0800 Commit: 0day robot <fengguang.wu(a)intel.com&gt; CommitDate: Sat Jun 11 06:58:53 2016 +0800 Merge 'luto/x86/uaccess' into devel-spot-201606110658 +-----------------------------------------------------------------------------+------------+------------+------------+------------+ | | 33ac62f44f | 45cf40f82a | 05d83c3ec6 | c45498e59e | +-----------------------------------------------------------------------------+------------+------------+------------+------------+ | boot_successes | 445 | 179 | 0 | 0 | | boot_failures | 593 | 861 | 21 | 29 | | Kernel_panic-not_syncing:Attempted_to_kill_init!exitcode= | 583 | 560 | | | | backtrace:acpi_get_cpuid | 593 | 861 | 21 | 29 | | backtrace:early_init_pdc | 593 | 861 | 21 | 29 | | backtrace:acpi_early_processor_set_pdc | 593 | 861 | 21 | 29 | | backtrace:acpi_init | 593 | 861 | 21 | 29 | | backtrace:kernel_init_freeable | 593 | 861 | 21 | 29 | | BUG:kernel_test_oversize | 2 | 1 | 2 | | | IP-Config:Auto-configuration_of_network_failed | 8 | 6 | | | | BUG:kernel_test_hang | 0 | 28 | | | | BUG:unable_to_handle_kernel | 0 | 107 | | | | Oops:#[##] | 0 | 103 | | | | RIP:iterate_supers | 0 | 4 | | | | Kernel_panic-not_syncing:Fatal_exception | 0 | 147 | | | | WARNING:at_lib/debugobjects.c:#__debug_object_init | 0 | 1 | | | | backtrace:__debug_object_init | 0 | 1 | | | | backtrace:do_group_exit | 0 | 94 | | | | backtrace:SyS_exit_group | 0 | 94 | | | | BUG:Bad_rss-counter_state_mm:#idx:#val | 0 | 230 | | | | BUG:non-zero_nr_ptes_on_freeing_mm | 0 | 153 | | | | backtrace:sock_setsockopt | 0 | 2 | | | | backtrace:SyS_setsockopt | 0 | 2 | | | | RIP:pid_delete_dentry | 0 | 3 | | | | RIP:unlink_anon_vmas | 0 | 3 | | | | RIP:filp_close | 0 | 14 | | | | WARNING:at_mm/rmap.c:#anon_vma_clone | 0 | 17 | | | | RIP:__lock_acquire | 0 | 26 | | | | backtrace:_do_fork | 0 | 35 | | | | backtrace:SyS_clone | 0 | 35 | | | | RIP:unmap_vmas | 0 | 7 | | | | RIP:anon_vma_fork | 0 | 8 | | | | RIP:native_set_pmd | 0 | 4 | | | | RIP:native_machine_emergency_restart | 0 | 8 | | | | RIP:#:[<#>][#]RIP:async_page_fault | 0 | 1 | | | | RIP:#:[<#>][#]RIP:show_stack_log_lvl | 0 | 1 | | | | Kernel_panic-not_syncing:Fatal_exception_in_interrupt | 0 | 15 | | | | RIP:#:[<#>][#]RIP:native_machine_emergency_restart | 0 | 1 | | | | RIP:#:[<#>][#]RIP:vsnprintf | 0 | 1 | | | | BUG:non-zero_nr_pmds_on_freeing_mm | 0 | 137 | | | | invoked_oom-killer:gfp_mask=0x | 0 | 22 | | | | Mem-Info | 0 | 22 | | | | Out_of_memory:Kill_process | 0 | 24 | | | | BUG:Bad_page_map_in_process | 0 | 56 | | | | WARNING:at_include/linux/uaccess.h:#__probe_kernel_read | 0 | 2 | | | | backtrace:oom_reaper | 0 | 21 | | | | RIP:copy_mount_options | 0 | 4 | | | | backtrace:SyS_mount | 0 | 4 | | | | kernel_BUG_at_kernel/cred.c | 0 | 15 | | | | RIP:__invalid_creds | 0 | 9 | | | | backtrace:smpboot_thread_fn | 0 | 8 | | | | RIP:put_pid | 0 | 4 | | | | backtrace:do_wait | 0 | 4 | | | | backtrace:SyS_wait4 | 0 | 4 | | | | RIP:__put_anon_vma | 0 | 21 | | | | WARNING:at_mm/rmap.c:#unlink_anon_vmas | 0 | 6 | | | | BUG:sleeping_function_called_from_invalid_context_at_arch/x86/mm/fault.c | 0 | 6 | | | | backtrace:do_execveat_common | 0 | 7 | | | | backtrace:SyS_execve | 0 | 7 | | | | RIP:free_task | 0 | 7 | | | | backtrace:iterate_dir | 0 | 11 | | | | backtrace:SyS_getdents | 0 | 11 | | | | RIP:__destroy_inode | 0 | 8 | | | | RIP:__set_task_blocked | 0 | 3 | | | | RIP:__validate_process_creds | 0 | 6 | | | | backtrace:prepare_creds | 0 | 2 | | | | backtrace:SyS_faccessat | 0 | 2 | | | | backtrace:SyS_access | 0 | 2 | | | | backtrace:__close_fd | 0 | 2 | | | | backtrace:SyS_close | 0 | 2 | | | | RIP:complete_signal | 0 | 3 | | | | Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 0 | 2 | | | | backtrace:dput | 0 | 4 | | | | backtrace:SyS_renameat2 | 0 | 4 | | | | backtrace:SyS_rename | 0 | 4 | | | | BUG:spinlock_trylock_failure_on_UP_on_CPU | 0 | 1 | | | | RIP:rb_next | 0 | 1 | | | | Kernel_panic-not_syncing:stack-protector:Kernel_stack_is_corrupted_in | 0 | 2 | | | | RIP:next_tgid | 0 | 1 | | | | RIP:proc_map_files_readdir | 0 | 2 | | | | RIP:proc_pid_make_inode | 0 | 1 | | | | RIP:__tlb_remove_page | 0 | 1 | | | | WARNING:at_include/linux/kref.h:#sched_autogroup_fork | 0 | 1 | | | | RIP:task_move_group_fair | 0 | 1 | | | | RIP:sock_release | 0 | 2 | | | | RIP:dup_fd | 0 | 1 | | | | RIP:skb_unlink | 0 | 1 | | | | backtrace:__sys_recvmsg | 0 | 1 | | | | backtrace:SyS_recvmsg | 0 | 1 | | | | RIP:copy_process | 0 | 1 | | | | backtrace:do_sys_open | 0 | 1 | | | | backtrace:SyS_open | 0 | 1 | | | | WARNING:at_kernel/fork.c:#__put_task_struct | 0 | 2 | | | | BUG:Bad_page_state_in_process | 0 | 1 | | | | RIP:slob_page_alloc | 0 | 1 | | | | backtrace:vm_mmap_pgoff | 0 | 1 | | | | backtrace:SyS_mmap_pgoff | 0 | 1 | | | | backtrace:SyS_mmap | 0 | 1 | | | | RIP:user_get_super | 0 | 2 | | | | backtrace:vfs_ustat | 0 | 2 | | | | backtrace:SyS_ustat | 0 | 2 | | | | RIP:do_raw_spin_trylock | 0 | 1 | | | | RIP:generic_perform_write | 0 | 1 | | | | RIP:resched_curr | 0 | 4 | | | | RIP:task_work_add | 0 | 3 | | | | RIP:anon_vma_interval_tree_insert | 0 | 1 | | | | INFO:trying_to_register_non-static_key | 0 | 1 | | | | RIP:__rwsem_do_wake | 0 | 1 | | | | RIP:__rcu_process_callbacks | 0 | 1 | | | | BUG:workqueue_lockup-pool | 0 | 0 | 19 | 29 | | BUG:workqueue_lockup-pool_cpus=#cpus=#flags=#nice=#flags=#nice=#stuck_for#s | 0 | 0 | 19 | 29 | +-----------------------------------------------------------------------------+------------+------------+------------+------------+ [ 1.674850] CPU: 0 PID: 1 Comm: swapper Not tainted 4.7.0-rc2-00421-g05d83c3 #1 [ 1.674850] CPU: 0 PID: 1 Comm: swapper Not tainted 4.7.0-rc2-00421-g05d83c3 #1 [ 1.677157] ffff8800131050d8 [ 1.677157] ffff8800131050d8 ffff880013063958 ffff880013063958 ffffffff8137e2ac ffffffff8137e2ac ffff880013063970 ffff880013063970 [ 1.679535] ffffffff813e8cb5 [ 1.679535] ffffffff813e8cb5 ffffffff8213a860 ffffffff8213a860 ffff8800130639c8 ffff8800130639c8 ffffffff813e932c ffffffff813e932c [ 1.681690] 0000000000000286 [ 1.681690] 0000000000000286 ffffffff8100312d ffffffff8100312d 0000000000000037 0000000000000037 0000000000000036 0000000000000036 [ 1.684086] Call Trace: [ 1.684086] Call Trace: [ 1.684985] [<ffffffff8137e2ac>] dump_stack+0x1e/0x22 [ 1.684985] [<ffffffff8137e2ac>] dump_stack+0x1e/0x22 [ 1.698770] [<ffffffff813e8cb5>] ubsan_epilogue+0x12/0x3e [ 1.698770] [<ffffffff813e8cb5>] ubsan_epilogue+0x12/0x3e [ 1.700666] [<ffffffff813e932c>] __ubsan_handle_out_of_bounds+0x84/0xad [ 1.700666] [<ffffffff813e932c>] __ubsan_handle_out_of_bounds+0x84/0xad [ 1.703017] [<ffffffff8100312d>] ? write_ok_or_segv+0x9d/0x100 [ 1.703017] [<ffffffff8100312d>] ? write_ok_or_segv+0x9d/0x100 [ 1.704695] [<ffffffff81466e1e>] acpi_ds_create_operand+0x2ec/0x3b6 [ 1.704695] [<ffffffff81466e1e>] acpi_ds_create_operand+0x2ec/0x3b6 [ 1.706467] [<ffffffff8146705c>] acpi_ds_create_operands+0x174/0x1de [ 1.706467] [<ffffffff8146705c>] acpi_ds_create_operands+0x174/0x1de [ 1.708491] [<ffffffff814885a6>] ? acpi_ps_pop_scope+0x144/0x150 [ 1.708491] [<ffffffff814885a6>] ? acpi_ps_pop_scope+0x144/0x150 [ 1.722469] [<ffffffff81467893>] acpi_ds_exec_end_op+0x129/0x6ab [ 1.722469] [<ffffffff81467893>] acpi_ds_exec_end_op+0x129/0x6ab [ 1.724357] [<ffffffff8146776a>] ? acpi_ds_exec_begin_op+0x241/0x241 [ 1.724357] [<ffffffff8146776a>] ? acpi_ds_exec_begin_op+0x241/0x241 [ 1.726383] [<ffffffff81486b5f>] acpi_ps_parse_loop+0x8c1/0x96a [ 1.726383] [<ffffffff81486b5f>] acpi_ps_parse_loop+0x8c1/0x96a [ 1.728147] [<ffffffff81487f7f>] acpi_ps_parse_aml+0xe9/0x3f7 [ 1.728147] [<ffffffff81487f7f>] acpi_ps_parse_aml+0xe9/0x3f7 [ 1.729776] [<ffffffff81488f21>] acpi_ps_execute_method+0x243/0x290 [ 1.729776] [<ffffffff81488f21>] acpi_ps_execute_method+0x243/0x290 [ 1.731704] [<ffffffff8147f045>] acpi_ns_evaluate+0x293/0x348 [ 1.731704] [<ffffffff8147f045>] acpi_ns_evaluate+0x293/0x348 [ 1.733752] [<ffffffff8148415b>] acpi_evaluate_object+0x1f3/0x379 [ 1.733752] [<ffffffff8148415b>] acpi_evaluate_object+0x1f3/0x379 [ 1.747815] [<ffffffff81456d6e>] acpi_get_phys_id+0x49/0x2d2 [ 1.747815] [<ffffffff81456d6e>] acpi_get_phys_id+0x49/0x2d2 [ 1.749845] [<ffffffff8145705f>] acpi_get_cpuid+0x25/0x33 [ 1.749845] [<ffffffff8145705f>] acpi_get_cpuid+0x25/0x33 [ 1.751635] [<ffffffff82424397>] early_init_pdc+0xbb/0xe3 [ 1.751635] [<ffffffff82424397>] early_init_pdc+0xbb/0xe3 [ 1.753167] [<ffffffff81483b95>] acpi_ns_walk_namespace+0x170/0x29c [ 1.753167] [<ffffffff81483b95>] acpi_ns_walk_namespace+0x170/0x29c [ 1.754942] [<ffffffff824242dc>] ? acpi_processor_init+0x2a/0x2a [ 1.754942] [<ffffffff824242dc>] ? acpi_processor_init+0x2a/0x2a [ 1.756900] [<ffffffff824242dc>] ? acpi_processor_init+0x2a/0x2a [ 1.756900] [<ffffffff824242dc>] ? acpi_processor_init+0x2a/0x2a [ 1.770819] [<ffffffff81483e13>] acpi_walk_namespace+0xb5/0xef [ 1.770819] [<ffffffff81483e13>] acpi_walk_namespace+0xb5/0xef [ 1.772711] [<ffffffff82423763>] ? acpi_sleep_init+0x18c/0x18c [ 1.772711] [<ffffffff82423763>] ? acpi_sleep_init+0x18c/0x18c [ 1.774572] [<ffffffff824243e8>] acpi_early_processor_set_pdc+0x29/0x43 [ 1.774572] [<ffffffff824243e8>] acpi_early_processor_set_pdc+0x29/0x43 [ 1.776509] [<ffffffff82423925>] acpi_init+0x1c2/0x33d [ 1.776509] [<ffffffff82423925>] acpi_init+0x1c2/0x33d [ 1.777962] [<ffffffff81000543>] do_one_initcall+0x113/0x200 [ 1.777962] [<ffffffff81000543>] do_one_initcall+0x113/0x200 [ 1.779731] [<ffffffff823e68d0>] kernel_init_freeable+0x33e/0x431 [ 1.779731] [<ffffffff823e68d0>] kernel_init_freeable+0x33e/0x431 [ 1.781897] [<ffffffff817a44d3>] kernel_init+0x13/0x180 [ 1.781897] [<ffffffff817a44d3>] kernel_init+0x13/0x180 [ 1.795672] [<ffffffff817b681f>] ret_from_fork+0x1f/0x40 [ 1.795672] [<ffffffff817b681f>] ret_from_fork+0x1f/0x40 [ 1.797598] [<ffffffff817a44c0>] ? rest_init+0xd0/0xd0 [ 1.797598] [<ffffffff817a44c0>] ? rest_init+0xd0/0xd0 [ 1.799386] ================================================================================ [ 1.799386] ================================================================================ [ 1.803246] ACPI: Interpreter enabled git bisect start c45498e59e31ded84a63940c83ef6ad3e5636232 af8c34ce6ae32addda3788d54a7e340cad22516b -- git bisect bad b391603231a0465201ef160e9cf0ee1c186a69bf # 14:51 0- 26 Merge 'linux-review/Jani-Nikula/Documentation-sphinx-follow-up/20160610-222408' into devel-spot-201606110658 git bisect bad 7e31ab480848a2655eaf1a52d9d82c90bce6c74a # 14:51 0- 24 Merge 'abelloni/at91-ab-dt' into devel-spot-201606110658 git bisect bad e7154972c128410137e032b1541a36573be72526 # 14:57 83- 95 Merge 'pci/r/tomasz-v9' into devel-spot-201606110658 git bisect bad 4fb8d49a4e8a7c9e63817ac97ab9edf93c8aef27 # 15:07 21- 66 Merge 'linux-review/David-Howells/rxrpc-Limit-the-listening-backlog/20160611-053504' into devel-spot-201606110658 git bisect bad 05d83c3ec692c68be9079dd8b1f59a9030746244 # 15:07 0- 8 Merge 'luto/x86/uaccess' into devel-spot-201606110658 git bisect good 7e5631c42039ef1c1527bbf6572d3e19b60d3c50 # 15:18 253+ 257 0day base guard for 'devel-spot-201606110658' git bisect good 33ac62f44f9b92ef03e055a5f400a921a446ed29 # 15:25 260+ 161 Merge 'linux-review/Ivan-Khoronzhuk/net-ethernet-ti-cpsw-use-destroy-ctlr-to-destroy-channels/20160611-061453' into devel-spot-201606110658 git bisect good 325bca518d477325102e898213c348ec620b0487 # 15:33 250+ 223 fs: Improve and simplify copy_mount_options git bisect good 45cf40f82aecb6df1d3294315b061d93cc878f82 # 15:37 253+ 215 x86/xen: Simplify set_aliased_prot # first bad commit: [05d83c3ec692c68be9079dd8b1f59a9030746244] Merge 'luto/x86/uaccess' into devel-spot-201606110658 git bisect good 33ac62f44f9b92ef03e055a5f400a921a446ed29 # 15:50 760+ 585 Merge 'linux-review/Ivan-Khoronzhuk/net-ethernet-ti-cpsw-use-destroy-ctlr-to-destroy-channels/20160611-061453' into devel-spot-201606110658 git bisect good 45cf40f82aecb6df1d3294315b061d93cc878f82 # 22:03 750+ 844 x86/xen: Simplify set_aliased_prot # extra tests with CONFIG_DEBUG_INFO_REDUCED # extra tests on HEAD of linux-devel/devel-spot-201606110658 git bisect bad c45498e59e31ded84a63940c83ef6ad3e5636232 # 18:06 0- 29 0day head guard for 'devel-spot-201606110658' # extra tests on tree/branch linux-devel/devel-spot-201606110658 git bisect bad c45498e59e31ded84a63940c83ef6ad3e5636232 # 18:08 0- 29 0day head guard for 'devel-spot-201606110658' # extra tests on tree/branch linus/master git bisect good 8714f8f5fe396ca513ccaaac2304497439c181fb # 18:37 760+ 352 Merge branch 'for-linus' of git://git.kernel.dk/linux-block # extra tests on tree/branch linux-next/master git bisect good 8f6027f7e808ed7c1fd8c8d37fc7a5076c683c4f # 18:52 751+ 614 Add linux-next specific files for 20160609 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/lkp Intel Corporation