====================================================== WARNING: possible circular locking dependency detected kobject: 'loop3' (00000000402da515): kobject_uevent_env 4.20.0-rc7+ #383 Not tainted ------------------------------------------------------ kworker/1:3/6232 is trying to acquire lock: 0000000059cb3ae1 (&mdev->req_queue_mutex){+.+.}, at: v4l2_release+0x1d7/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:455 but task is already holding lock: kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' 0000000070ddf080 ((delayed_fput_work).work){+.+.}, at: process_one_work+0xb9a/0x1c40 kernel/workqueue.c:2128 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 ((delayed_fput_work).work){+.+.}: kobject: 'hwsim2' (0000000042853a1a): kobject_uevent_env process_one_work+0xc0a/0x1c40 kernel/workqueue.c:2129 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 kobject: 'loop3' (00000000402da515): kobject_uevent_env -> #2 ((wq_completion)"events"){+.+.}: flush_workqueue+0x30a/0x1e10 kernel/workqueue.c:2655 flush_scheduled_work include/linux/workqueue.h:599 [inline] vim2m_stop_streaming+0x7c/0x2c0 drivers/media/platform/vim2m.c:811 kobject: 'hwsim2' (0000000042853a1a): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2' __vb2_queue_cancel+0x14f/0xd50 drivers/media/common/videobuf2/videobuf2-core.c:1843 vb2_core_queue_release+0x26/0x80 drivers/media/common/videobuf2/videobuf2-core.c:2255 vb2_queue_release+0x15/0x20 drivers/media/common/videobuf2/videobuf2-v4l2.c:842 v4l2_m2m_ctx_release+0x1e/0x35 drivers/media/v4l2-core/v4l2-mem2mem.c:930 kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' vim2m_release+0xe6/0x150 drivers/media/platform/vim2m.c:977 v4l2_release+0x224/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:456 __fput+0x385/0xa30 fs/file_table.c:278 ____fput+0x15/0x20 fs/file_table.c:309 kobject: 'loop4' (000000001ff64605): kobject_uevent_env task_work_run+0x1e8/0x2a0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x318/0x380 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x6be/0x820 arch/x86/entry/common.c:293 kobject: 'ieee80211' (00000000dc0d493d): kobject_add_internal: parent: 'hwsim2', set: '(null)' entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #1 (&dev->dev_mutex){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0x166/0x1700 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' vim2m_release+0xbc/0x150 drivers/media/platform/vim2m.c:976 v4l2_release+0x224/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:456 __fput+0x385/0xa30 fs/file_table.c:278 ____fput+0x15/0x20 fs/file_table.c:309 task_work_run+0x1e8/0x2a0 kernel/task_work.c:113 kobject: 'phy2' (0000000084905f06): kobject_add_internal: parent: 'ieee80211', set: 'devices' tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x318/0x380 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x6be/0x820 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&mdev->req_queue_mutex){+.+.}: kobject: 'loop2' (00000000a87dec66): kobject_uevent_env lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0x166/0x1700 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 v4l2_release+0x1d7/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:455 __fput+0x385/0xa30 fs/file_table.c:278 delayed_fput+0x55/0x80 fs/file_table.c:304 process_one_work+0xc90/0x1c40 kernel/workqueue.c:2153 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kobject: 'phy2' (0000000084905f06): kobject_uevent_env kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 other info that might help us debug this: Chain exists of: &mdev->req_queue_mutex --> (wq_completion)"events" --> (delayed_fput_work).work kobject: 'phy2' (0000000084905f06): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2/ieee80211/phy2' Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((delayed_fput_work).work); lock((wq_completion)"events"); lock((delayed_fput_work).work); lock(&mdev->req_queue_mutex); kobject: 'loop5' (000000003d2e303e): kobject_uevent_env *** DEADLOCK *** 2 locks held by kworker/1:3/6232: #0: 000000002ca17466 ((wq_completion)"events"){+.+.}, at: __write_once_size include/linux/compiler.h:218 [inline] #0: 000000002ca17466 ((wq_completion)"events"){+.+.}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: 000000002ca17466 ((wq_completion)"events"){+.+.}, at: atomic64_set include/asm-generic/atomic-instrumented.h:40 [inline] #0: 000000002ca17466 ((wq_completion)"events"){+.+.}, at: atomic_long_set include/asm-generic/atomic-long.h:59 [inline] #0: 000000002ca17466 ((wq_completion)"events"){+.+.}, at: set_work_data kernel/workqueue.c:617 [inline] #0: 000000002ca17466 ((wq_completion)"events"){+.+.}, at: set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: 000000002ca17466 ((wq_completion)"events"){+.+.}, at: process_one_work+0xb43/0x1c40 kernel/workqueue.c:2124 #1: 0000000070ddf080 ((delayed_fput_work).work){+.+.}, at: process_one_work+0xb9a/0x1c40 kernel/workqueue.c:2128 stack backtrace: kobject: 'rfkill4' (000000000f077dab): kobject_add_internal: parent: 'phy2', set: 'devices' CPU: 1 PID: 6232 Comm: kworker/1:3 Not tainted 4.20.0-rc7+ #383 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events delayed_fput Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c6 lib/dump_stack.c:113 kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' print_circular_bug.isra.33.cold.54+0x1bd/0x27d kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1863 [inline] check_prevs_add kernel/locking/lockdep.c:1976 [inline] validate_chain kernel/locking/lockdep.c:2347 [inline] __lock_acquire+0x3360/0x4c20 kernel/locking/lockdep.c:3341 kobject: 'rfkill4' (000000000f077dab): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'rfkill4' (000000000f077dab): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2/ieee80211/phy2/rfkill4' ieee80211 phy2: Selected rate control algorithm 'minstrel_ht' lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 kobject: 'net' (00000000d4c4bbbd): kobject_add_internal: parent: 'hwsim2', set: '(null)' kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0x166/0x1700 kernel/locking/mutex.c:1072 kobject: 'wlan0' (00000000c5074fd1): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan0' (00000000c5074fd1): kobject_uevent_env kobject: 'wlan0' (00000000c5074fd1): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2/net/wlan0' kobject: 'queues' (000000006edabaf5): kobject_add_internal: parent: 'wlan0', set: '' kobject: 'queues' (000000006edabaf5): kobject_uevent_env kobject: 'queues' (000000006edabaf5): kobject_uevent_env: filter function caused the event to drop! mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 kobject: 'rx-0' (000000004257745d): kobject_add_internal: parent: 'queues', set: 'queues' v4l2_release+0x1d7/0x3a0 drivers/media/v4l2-core/v4l2-dev.c:455 __fput+0x385/0xa30 fs/file_table.c:278 kobject: 'rx-0' (000000004257745d): kobject_uevent_env delayed_fput+0x55/0x80 fs/file_table.c:304 process_one_work+0xc90/0x1c40 kernel/workqueue.c:2153 kobject: 'rx-0' (000000004257745d): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2/net/wlan0/queues/rx-0' kobject: 'tx-0' (000000004fb3555e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000004fb3555e): kobject_uevent_env kobject: 'tx-0' (000000004fb3555e): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2/net/wlan0/queues/tx-0' kobject: 'tx-1' (00000000735ea3e1): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000735ea3e1): kobject_uevent_env worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kobject: 'tx-1' (00000000735ea3e1): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2/net/wlan0/queues/tx-1' kobject: 'tx-2' (000000005f11fe54): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (000000005f11fe54): kobject_uevent_env kobject: 'tx-2' (000000005f11fe54): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2/net/wlan0/queues/tx-2' kobject: 'tx-3' (000000005ce8243b): kobject_add_internal: parent: 'queues', set: 'queues' kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'tx-3' (000000005ce8243b): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-3' (000000005ce8243b): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim2/net/wlan0/queues/tx-3' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'hwsim3' (00000000913bcd80): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' IPVS: Error connecting to the multicast addr kobject: 'hwsim3' (00000000913bcd80): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'hwsim3' (00000000913bcd80): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'hwsim3' (00000000913bcd80): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'hwsim3' (00000000913bcd80): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'ieee80211' (00000000f92d79fa): kobject_add_internal: parent: 'hwsim3', set: '(null)' kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'phy3' (000000009f705ec5): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'phy3' (000000009f705ec5): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'phy3' (000000009f705ec5): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3/ieee80211/phy3' kobject: 'rfkill5' (000000004393d313): kobject_add_internal: parent: 'phy3', set: 'devices' kobject: 'rfkill5' (000000004393d313): kobject_uevent_env kobject: 'rfkill5' (000000004393d313): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3/ieee80211/phy3/rfkill5' ieee80211 phy3: Selected rate control algorithm 'minstrel_ht' kobject: 'net' (00000000d7e39aa4): kobject_add_internal: parent: 'hwsim3', set: '(null)' kobject: 'wlan1' (00000000a0829d12): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan1' (00000000a0829d12): kobject_uevent_env kobject: 'wlan1' (00000000a0829d12): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3/net/wlan1' kobject: 'queues' (000000008bfb8717): kobject_add_internal: parent: 'wlan1', set: '' kobject: 'queues' (000000008bfb8717): kobject_uevent_env kobject: 'queues' (000000008bfb8717): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000001db5d16b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000001db5d16b): kobject_uevent_env kobject: 'rx-0' (000000001db5d16b): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3/net/wlan1/queues/rx-0' kobject: 'tx-0' (0000000003521f53): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000003521f53): kobject_uevent_env kobject: 'tx-0' (0000000003521f53): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3/net/wlan1/queues/tx-0' kobject: 'tx-1' (00000000a82bdfe1): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000a82bdfe1): kobject_uevent_env kobject: 'tx-1' (00000000a82bdfe1): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3/net/wlan1/queues/tx-1' kobject: 'tx-2' (0000000004fc14f5): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (0000000004fc14f5): kobject_uevent_env kobject: 'tx-2' (0000000004fc14f5): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3/net/wlan1/queues/tx-2' kobject: 'tx-3' (00000000046e4972): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (00000000046e4972): kobject_uevent_env kobject: 'tx-3' (00000000046e4972): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim3/net/wlan1/queues/tx-3' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' IPVS: Error connecting to the multicast addr kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' IPVS: Error connecting to the multicast addr kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' IPVS: Error connecting to the multicast addr kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' IPVS: Error connecting to the multicast addr kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' IPVS: Error connecting to the multicast addr kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' CPU: 1 PID: 1002 Comm: syz-executor4 Not tainted 4.20.0-rc7+ #383 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c6 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149 __should_failslab+0x124/0x180 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1578 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3378 [inline] kmem_cache_alloc_trace+0x2d7/0x750 mm/slab.c:3618 kmalloc include/linux/slab.h:546 [inline] kzalloc include/linux/slab.h:741 [inline] fib6_info_alloc+0xe0/0x260 net/ipv6/ip6_fib.c:154 ip6_route_info_create+0x7ab/0x2d00 net/ipv6/route.c:2976 ip6_route_add+0x23/0xc0 net/ipv6/route.c:3119 ipv6_route_ioctl+0x696/0xa80 net/ipv6/route.c:3630 inet6_ioctl+0x100/0x1f0 net/ipv6/af_inet6.c:543 sock_do_ioctl+0xeb/0x420 net/socket.c:950 sock_ioctl+0x313/0x690 net/socket.c:1074 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457669 Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fe5b56d9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fe5b56d9c90 RCX: 0000000000457669 RDX: 0000000020000300 RSI: 000000000000890b RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe5b56da6d4 R13: 00000000004c25a7 R14: 00000000004d4500 R15: 0000000000000004 kobject: 'loop5' (000000003d2e303e): kobject_uevent_env FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env CPU: 0 PID: 1011 Comm: syz-executor1 Not tainted 4.20.0-rc7+ #383 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c6 lib/dump_stack.c:113 kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149 kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' __should_failslab+0x124/0x180 mm/failslab.c:32 kobject: 'loop3' (00000000402da515): kobject_uevent_env should_failslab+0x9/0x14 mm/slab_common.c:1578 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3378 [inline] kmem_cache_alloc_trace+0x2d7/0x750 mm/slab.c:3618 kmalloc include/linux/slab.h:546 [inline] kzalloc include/linux/slab.h:741 [inline] fib6_info_alloc+0xe0/0x260 net/ipv6/ip6_fib.c:154 kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' ip6_route_info_create+0x7ab/0x2d00 net/ipv6/route.c:2976 kobject: 'loop1' (00000000185eae39): kobject_uevent_env ip6_route_add+0x23/0xc0 net/ipv6/route.c:3119 kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' ipv6_route_ioctl+0x696/0xa80 net/ipv6/route.c:3630 kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' inet6_ioctl+0x100/0x1f0 net/ipv6/af_inet6.c:543 sock_do_ioctl+0xeb/0x420 net/socket.c:950 kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' sock_ioctl+0x313/0x690 net/socket.c:1074 kobject: 'loop2' (00000000a87dec66): kobject_uevent_env vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696 kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000402da515): kobject_uevent_env ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457669 Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f59d4842c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 kobject: 'loop5' (000000003d2e303e): kobject_uevent_env RAX: ffffffffffffffda RBX: 00007f59d4842c90 RCX: 0000000000457669 RDX: 0000000020000300 RSI: 000000000000890b RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f59d48436d4 R13: 00000000004c25a7 R14: 00000000004d4500 R15: 0000000000000004 kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 1039 Comm: syz-executor1 Not tainted 4.20.0-rc7+ #383 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c6 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149 __should_failslab+0x124/0x180 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1578 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc_node mm/slab.c:3299 [inline] kmem_cache_alloc_node+0x56/0x730 mm/slab.c:3642 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] nlmsg_new include/net/netlink.h:654 [inline] inet6_rt_notify+0x101/0x2c0 net/ipv6/route.c:4973 fib6_add_rt2node+0x1e18/0x2970 net/ipv6/ip6_fib.c:1116 fib6_add+0x7e6/0x14c0 net/ipv6/ip6_fib.c:1333 __ip6_ins_rt+0x54/0x80 net/ipv6/route.c:1155 ip6_route_add+0x6d/0xc0 net/ipv6/route.c:3123 ipv6_route_ioctl+0x696/0xa80 net/ipv6/route.c:3630 inet6_ioctl+0x100/0x1f0 net/ipv6/af_inet6.c:543 sock_do_ioctl+0xeb/0x420 net/socket.c:950 sock_ioctl+0x313/0x690 net/socket.c:1074 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457669 Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f59d4842c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f59d4842c90 RCX: 0000000000457669 RDX: 0000000020000300 RSI: 000000000000890b RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f59d48436d4 R13: 00000000004c25a7 R14: 00000000004d4500 R15: 0000000000000004 kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000402da515): kobject_uevent_env kobject: 'loop3' (00000000402da515): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'þ€' (0000000097eb6b07): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'þ€' (0000000097eb6b07): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'þ€' (0000000097eb6b07): fill_kobj_path: path = '/devices/virtual/net/þ€' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'queues' (000000005d80d71f): kobject_add_internal: parent: 'þ€', set: '' kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (000000005d80d71f): kobject_uevent_env kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'queues' (000000005d80d71f): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (00000000efa32bf8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (00000000efa32bf8): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'rx-0' (00000000efa32bf8): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/rx-0' kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (000000007370dba1): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'tx-0' (000000007370dba1): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-0' (000000007370dba1): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/tx-0' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'brif' (000000005850654d): kobject_add_internal: parent: 'þ€', set: '' kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (000000001666c746): kobject_uevent_env kobject: 'loop0' (000000001666c746): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000001ff64605): kobject_uevent_env kobject: 'loop4' (000000001ff64605): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a87dec66): kobject_uevent_env kobject: 'loop2' (00000000a87dec66): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000003d2e303e): kobject_uevent_env kobject: 'loop5' (000000003d2e303e): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000185eae39): kobject_uevent_env kobject: 'loop1' (00000000185eae39): fill_kobj_path: path = '/devices/virtual/block/loop1'