audit: type=1400 audit(1575143715.273:1111): avc: denied { map } for pid=32373 comm="syz-executor.2" path="/dev/usbmon0" dev="devtmpfs" ino=17217 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:usbmon_device_t:s0 tclass=chr_file permissive=1 ====================================================== WARNING: possible circular locking dependency detected 4.19.86-syzkaller #0 Not tainted ------------------------------------------------------ kobject: 'loop0' (00000000a2300102): kobject_uevent_env syz-executor.2/32398 is trying to acquire lock: 0000000094087768 (&rp->fetch_lock){+.+.}, at: mon_bin_vma_fault+0x73/0x2d0 drivers/usb/mon/mon_bin.c:1237 but task is already holding lock: kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' 000000000570a3be (&mm->mmap_sem){++++}, at: __mm_populate+0x270/0x380 mm/gup.c:1262 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&mm->mmap_sem){++++}: __might_fault mm/memory.c:4638 [inline] __might_fault+0x15e/0x1e0 mm/memory.c:4623 _copy_to_user+0x30/0x120 lib/usercopy.c:25 copy_to_user include/linux/uaccess.h:155 [inline] mon_bin_read+0x329/0x640 drivers/usb/mon/mon_bin.c:825 do_loop_readv_writev fs/read_write.c:701 [inline] do_loop_readv_writev fs/read_write.c:688 [inline] do_iter_read+0x490/0x640 fs/read_write.c:925 vfs_readv+0xf0/0x160 fs/read_write.c:987 do_readv+0x15e/0x370 fs/read_write.c:1020 __do_sys_readv fs/read_write.c:1107 [inline] __se_sys_readv fs/read_write.c:1104 [inline] __x64_sys_readv+0x75/0xb0 fs/read_write.c:1104 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&rp->fetch_lock){+.+.}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1300 kernel/locking/mutex.c:1072 kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 mon_bin_vma_fault+0x73/0x2d0 drivers/usb/mon/mon_bin.c:1237 __do_fault+0x111/0x480 mm/memory.c:3269 do_cow_fault mm/memory.c:3710 [inline] do_fault mm/memory.c:3812 [inline] handle_pte_fault mm/memory.c:4041 [inline] __handle_mm_fault+0xf6d/0x3f80 mm/memory.c:4165 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202 faultin_page mm/gup.c:530 [inline] __get_user_pages+0x609/0x1860 mm/gup.c:730 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1234 __mm_populate+0x204/0x380 mm/gup.c:1282 mm_populate include/linux/mm.h:2323 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 ksys_mmap_pgoff+0x4aa/0x630 mm/mmap.c:1586 kobject: 'loop0' (00000000a2300102): kobject_uevent_env __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&mm->mmap_sem); lock(&rp->fetch_lock); lock(&mm->mmap_sem); lock(&rp->fetch_lock); *** DEADLOCK *** 1 lock held by syz-executor.2/32398: #0: 000000000570a3be (&mm->mmap_sem){++++}, at: __mm_populate+0x270/0x380 mm/gup.c:1262 stack backtrace: CPU: 1 PID: 32398 Comm: syz-executor.2 Not tainted 4.19.86-syzkaller #0 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+0x197/0x210 lib/dump_stack.c:118 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1861 [inline] check_prevs_add kernel/locking/lockdep.c:1974 [inline] validate_chain kernel/locking/lockdep.c:2415 [inline] __lock_acquire+0x2e19/0x49c0 kernel/locking/lockdep.c:3411 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1300 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 mon_bin_vma_fault+0x73/0x2d0 drivers/usb/mon/mon_bin.c:1237 __do_fault+0x111/0x480 mm/memory.c:3269 do_cow_fault mm/memory.c:3710 [inline] do_fault mm/memory.c:3812 [inline] handle_pte_fault mm/memory.c:4041 [inline] __handle_mm_fault+0xf6d/0x3f80 mm/memory.c:4165 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202 faultin_page mm/gup.c:530 [inline] __get_user_pages+0x609/0x1860 mm/gup.c:730 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1234 __mm_populate+0x204/0x380 mm/gup.c:1282 mm_populate include/linux/mm.h:2323 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 ksys_mmap_pgoff+0x4aa/0x630 mm/mmap.c:1586 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f7257065c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000045a679 RDX: 0000000001000002 RSI: 0000000000400300 RDI: 0000000020a05000 RBP: 000000000075bf20 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000008012 R11: 0000000000000246 R12: 00007f72570666d4 R13: 00000000004c70fe R14: 00000000004dd148 R15: 00000000ffffffff kobject: 'input643' (000000003ce3d31d): kobject_cleanup, parent (null) kobject: 'input643' (000000003ce3d31d): calling ktype release kobject: 'input643': free name kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'input644' (00000000088e27fd): kobject_cleanup, parent (null) kobject: 'input644' (00000000088e27fd): calling ktype release kobject: 'input644': free name kobject: 'serio335' (000000009407c445): kobject_uevent_env kobject: 'serio335' (000000009407c445): fill_kobj_path: path = '/devices/serio335' kobject: 'serio335' (000000009407c445): kobject_cleanup, parent (null) kobject: 'serio335' (000000009407c445): calling ktype release kobject: 'serio335': free name kobject: 'loop4' (0000000034e7e97e): kobject_uevent_env kobject: 'loop4' (0000000034e7e97e): fill_kobj_path: path = '/devices/virtual/block/loop4' net_ratelimit: 19 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'serio336' (00000000fb747975): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop3' (000000008ef47def): kobject_uevent_env kobject: 'kvm' (00000000eaeb67d0): kobject_uevent_env kobject: 'kvm' (00000000eaeb67d0): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000008ef47def): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (00000000eaeb67d0): kobject_uevent_env kobject: 'kvm' (00000000eaeb67d0): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'serio336' (00000000fb747975): kobject_uevent_env kobject: 'serio336' (00000000fb747975): fill_kobj_path: path = '/devices/serio336' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (00000000eaeb67d0): kobject_uevent_env kobject: 'kvm' (00000000eaeb67d0): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (00000000eaeb67d0): kobject_uevent_env kobject: 'kvm' (00000000eaeb67d0): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'cfptm1' (00000000ae427c95): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'cfptm1' (00000000ae427c95): kobject_uevent_env kobject: 'cfptm1' (00000000ae427c95): fill_kobj_path: path = '/devices/virtual/net/cfptm1' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'queues' (0000000072497248): kobject_add_internal: parent: 'cfptm1', set: '' kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (0000000072497248): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'queues' (0000000072497248): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000e7c24104): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000e7c24104): kobject_uevent_env kobject: 'rx-0' (00000000e7c24104): fill_kobj_path: path = '/devices/virtual/net/cfptm1/queues/rx-0' kobject: 'tx-0' (00000000a820cb5d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000a820cb5d): kobject_uevent_env kobject: 'tx-0' (00000000a820cb5d): fill_kobj_path: path = '/devices/virtual/net/cfptm1/queues/tx-0' kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'input645' (00000000827fe51c): kobject_cleanup, parent (null) kobject: 'input645' (00000000827fe51c): calling ktype release kobject: 'kvm' (00000000eaeb67d0): kobject_uevent_env kobject: 'kvm' (00000000eaeb67d0): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (00000000eaeb67d0): kobject_uevent_env kobject: 'kvm' (00000000eaeb67d0): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'input645': free name kobject: 'rx-0' (00000000e7c24104): kobject_cleanup, parent 0000000072497248 kobject: 'rx-0' (00000000e7c24104): auto cleanup 'remove' event protocol 88fb is buggy, dev hsr_slave_0 kobject: 'rx-0' (00000000e7c24104): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_1 kobject: 'rx-0' (00000000e7c24104): fill_kobj_path: path = '/devices/virtual/net/cfptm1/queues/rx-0' kobject: 'rx-0' (00000000e7c24104): auto cleanup kobject_del kobject: 'rx-0' (00000000e7c24104): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000a820cb5d): kobject_cleanup, parent 0000000072497248 kobject: 'tx-0' (00000000a820cb5d): auto cleanup 'remove' event kobject: 'tx-0' (00000000a820cb5d): kobject_uevent_env kobject: 'tx-0' (00000000a820cb5d): fill_kobj_path: path = '/devices/virtual/net/cfptm1/queues/tx-0' kobject: 'tx-0' (00000000a820cb5d): auto cleanup kobject_del kobject: 'tx-0' (00000000a820cb5d): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000072497248): kobject_cleanup, parent (null) kobject: 'queues' (0000000072497248): calling ktype release kobject: 'queues' (0000000072497248): kset_release kobject: 'queues': free name kobject: 'cfptm1' (00000000ae427c95): kobject_uevent_env kobject: 'cfptm1' (00000000ae427c95): fill_kobj_path: path = '/devices/virtual/net/cfptm1' kobject: 'cfptm1' (000000001dd4d9d7): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'cfptm1' (000000001dd4d9d7): kobject_uevent_env kobject: 'cfptm1' (000000001dd4d9d7): fill_kobj_path: path = '/devices/virtual/net/cfptm1' kobject: 'queues' (000000002885e263): kobject_add_internal: parent: 'cfptm1', set: '' kobject: 'queues' (000000002885e263): kobject_uevent_env kobject: 'queues' (000000002885e263): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000214abd78): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000214abd78): kobject_uevent_env kobject: 'rx-0' (00000000214abd78): fill_kobj_path: path = '/devices/virtual/net/cfptm1/queues/rx-0' kobject: 'tx-0' (000000006b6a3dce): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000006b6a3dce): kobject_uevent_env kobject: 'tx-0' (000000006b6a3dce): fill_kobj_path: path = '/devices/virtual/net/cfptm1/queues/tx-0' kobject: 'input646' (00000000ebc5f091): kobject_cleanup, parent (null) kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'input646' (00000000ebc5f091): calling ktype release kobject: 'input646': free name kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio336' (00000000fb747975): kobject_uevent_env kobject: 'cfptm1' (00000000ae427c95): kobject_cleanup, parent (null) kobject: 'serio336' (00000000fb747975): fill_kobj_path: path = '/devices/serio336' kobject: 'cfptm1' (00000000ae427c95): calling ktype release kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'serio336' (00000000fb747975): kobject_cleanup, parent (null) kobject: 'cfptm1': free name kobject: 'serio336' (00000000fb747975): calling ktype release kobject: 'serio336': free name kobject: 'loop4' (0000000034e7e97e): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop4' (0000000034e7e97e): fill_kobj_path: path = '/devices/virtual/block/loop4' protocol 88fb is buggy, dev hsr_slave_0 kobject: 'rx-0' (00000000214abd78): kobject_cleanup, parent 000000002885e263 kobject: 'rx-0' (00000000214abd78): auto cleanup 'remove' event kobject: 'rx-0' (00000000214abd78): kobject_uevent_env kobject: 'rx-0' (00000000214abd78): fill_kobj_path: path = '/devices/virtual/net/cfptm1/queues/rx-0' kobject: 'rx-0' (00000000214abd78): auto cleanup kobject_del kobject: 'rx-0' (00000000214abd78): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000006b6a3dce): kobject_cleanup, parent 000000002885e263 kobject: 'tx-0' (000000006b6a3dce): auto cleanup 'remove' event kobject: 'tx-0' (000000006b6a3dce): kobject_uevent_env kobject: 'tx-0' (000000006b6a3dce): fill_kobj_path: path = '/devices/virtual/net/cfptm1/queues/tx-0' kobject: 'tx-0' (000000006b6a3dce): auto cleanup kobject_del kobject: 'tx-0' (000000006b6a3dce): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000002885e263): kobject_cleanup, parent (null) kobject: 'queues' (000000002885e263): calling ktype release protocol 88fb is buggy, dev hsr_slave_0 kobject: 'queues' (000000002885e263): kset_release kobject: 'queues': free name kobject: 'cfptm1' (000000001dd4d9d7): kobject_uevent_env kobject: 'cfptm1' (000000001dd4d9d7): fill_kobj_path: path = '/devices/virtual/net/cfptm1' kobject: 'cfptm1' (000000001dd4d9d7): kobject_cleanup, parent (null) kobject: 'cfptm1' (000000001dd4d9d7): calling ktype release kobject: 'cfptm1': free name kobject: 'loop3' (000000008ef47def): kobject_uevent_env kobject: 'serio337' (00000000ba8aaf2d): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop3' (000000008ef47def): fill_kobj_path: path = '/devices/virtual/block/loop3' misc userio: Invalid payload size kobject: 'serio337' (00000000ba8aaf2d): kobject_uevent_env kobject: 'serio337' (00000000ba8aaf2d): fill_kobj_path: path = '/devices/serio337' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'input647' (00000000a5e9ef3f): kobject_cleanup, parent (null) kobject: 'input647' (00000000a5e9ef3f): calling ktype release kobject: 'input647': free name kobject: 'input648' (00000000abc98863): kobject_cleanup, parent (null) kobject: 'input648' (00000000abc98863): calling ktype release kobject: 'input648': free name kobject: 'serio338' (00000000f11149d1): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'serio338' (00000000f11149d1): kobject_uevent_env kobject: 'serio338' (00000000f11149d1): fill_kobj_path: path = '/devices/serio338' kobject: 'loop3' (000000008ef47def): kobject_uevent_env kobject: 'loop3' (000000008ef47def): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'input649' (0000000024a0be67): kobject_cleanup, parent (null) kobject: 'input649' (0000000024a0be67): calling ktype release kobject: 'input649': free name kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'input650' (0000000085d41e66): kobject_cleanup, parent (null) kobject: 'input650' (0000000085d41e66): calling ktype release kobject: 'input650': free name kobject: 'serio338' (00000000f11149d1): kobject_uevent_env kobject: 'serio338' (00000000f11149d1): fill_kobj_path: path = '/devices/serio338' kobject: 'serio338' (00000000f11149d1): kobject_cleanup, parent (null) kobject: 'serio338' (00000000f11149d1): calling ktype release kobject: 'serio338': free name kobject: 'serio337' (00000000ba8aaf2d): kobject_uevent_env kobject: 'serio337' (00000000ba8aaf2d): fill_kobj_path: path = '/devices/serio337' kobject: 'serio337' (00000000ba8aaf2d): kobject_cleanup, parent (null) kobject: 'serio337' (00000000ba8aaf2d): calling ktype release kobject: 'serio337': free name kobject: 'loop4' (0000000034e7e97e): kobject_uevent_env kobject: 'loop4' (0000000034e7e97e): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'serio339' (00000000c43d5319): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'serio339' (00000000c43d5319): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'serio339' (00000000c43d5319): fill_kobj_path: path = '/devices/serio339' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'input651' (000000005ec5fc3a): kobject_cleanup, parent (null) kobject: 'input651' (000000005ec5fc3a): calling ktype release kobject: 'input651': free name kobject: 'loop3' (000000008ef47def): kobject_uevent_env kobject: 'loop3' (000000008ef47def): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'input652' (00000000f6a4421c): kobject_cleanup, parent (null) kobject: 'input652' (00000000f6a4421c): calling ktype release kobject: 'input652': free name kobject: 'serio339' (00000000c43d5319): kobject_uevent_env kobject: 'serio339' (00000000c43d5319): fill_kobj_path: path = '/devices/serio339' kobject: 'serio339' (00000000c43d5319): kobject_cleanup, parent (null) kobject: 'serio339' (00000000c43d5319): calling ktype release kobject: 'serio339': free name kobject: 'loop4' (0000000034e7e97e): kobject_uevent_env kobject: 'loop4' (0000000034e7e97e): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'serio340' (000000003c2bff5b): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env misc userio: Can't change port type on an already running userio instance kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'serio340' (000000003c2bff5b): kobject_uevent_env kobject: 'serio340' (000000003c2bff5b): fill_kobj_path: path = '/devices/serio340' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' net_ratelimit: 16 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'input653' (0000000088a80084): kobject_cleanup, parent (null) kobject: 'input653' (0000000088a80084): calling ktype release kobject: 'input653': free name protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 kobject: 'input654' (000000001b1598ee): kobject_cleanup, parent (null) kobject: 'input654' (000000001b1598ee): calling ktype release kobject: 'input654': free name kobject: 'serio341' (00000000d5f52078): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'serio341' (00000000d5f52078): kobject_uevent_env kobject: 'serio341' (00000000d5f52078): fill_kobj_path: path = '/devices/serio341' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'input655' (00000000a4560751): kobject_cleanup, parent (null) kobject: 'input655' (00000000a4560751): calling ktype release kobject: 'input655': free name protocol 88fb is buggy, dev hsr_slave_0 kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'input656' (000000004ef31d3d): kobject_cleanup, parent (null) kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'input656' (000000004ef31d3d): calling ktype release kobject: 'input656': free name kobject: 'serio341' (00000000d5f52078): kobject_uevent_env kobject: 'serio341' (00000000d5f52078): fill_kobj_path: path = '/devices/serio341' kobject: 'serio341' (00000000d5f52078): kobject_cleanup, parent (null) kobject: 'serio341' (00000000d5f52078): calling ktype release kobject: 'serio341': free name kobject: 'serio340' (000000003c2bff5b): kobject_uevent_env kobject: 'serio340' (000000003c2bff5b): fill_kobj_path: path = '/devices/serio340' kobject: 'serio340' (000000003c2bff5b): kobject_cleanup, parent (null) kobject: 'serio340' (000000003c2bff5b): calling ktype release kobject: 'serio340': free name kobject: 'loop4' (0000000034e7e97e): kobject_uevent_env kobject: 'loop4' (0000000034e7e97e): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000008ef47def): kobject_uevent_env kobject: 'loop3' (000000008ef47def): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio342' (00000000b6e942e4): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'serio342' (00000000b6e942e4): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'serio342' (00000000b6e942e4): fill_kobj_path: path = '/devices/serio342' kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000a2300102): kobject_uevent_env kobject: 'loop0' (00000000a2300102): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000001ff46b2d): kobject_uevent_env kobject: 'loop5' (000000001ff46b2d): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'input657' (0000000005966ba5): kobject_cleanup, parent (null) kobject: 'input657' (0000000005966ba5): calling ktype release kobject: 'input657': free name kobject: 'input658' (000000006872cb5f): kobject_cleanup, parent (null) kobject: 'input658' (000000006872cb5f): calling ktype release kobject: 'input658': free name kobject: 'serio342' (00000000b6e942e4): kobject_uevent_env kobject: 'serio342' (00000000b6e942e4): fill_kobj_path: path = '/devices/serio342' kobject: 'serio342' (00000000b6e942e4): kobject_cleanup, parent (null) kobject: 'serio342' (00000000b6e942e4): calling ktype release kobject: 'serio342': free name kobject: 'loop4' (0000000034e7e97e): kobject_uevent_env kobject: 'loop4' (0000000034e7e97e): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000009848d97b): kobject_uevent_env kobject: 'loop2' (000000009848d97b): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000008ef47def): kobject_uevent_env kobject: 'loop3' (000000008ef47def): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio343' (000000001c2a6ad4): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'serio343' (000000001c2a6ad4): kobject_uevent_env kobject: 'loop1' (00000000dd17d96e): kobject_uevent_env kobject: 'serio343' (000000001c2a6ad4): fill_kobj_path: path = '/devices/serio343' kobject: 'loop1' (00000000dd17d96e): fill_kobj_path: path = '/devices/virtual/block/loop1'