====================================================== WARNING: possible circular locking dependency detected 4.14.150 #0 Not tainted ------------------------------------------------------ syz-executor.1/11241 is trying to acquire lock: (&mm->mmap_sem){++++}, at: [] __might_fault+0xe0/0x1d0 mm/memory.c:4583 but task is already holding lock: (&rp->fetch_lock){+.+.}, at: [] mon_bin_get_event+0x3c/0x430 drivers/usb/mon/mon_bin.c:747 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&rp->fetch_lock){+.+.}: lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xe8/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 mon_bin_vma_fault+0x6f/0x280 drivers/usb/mon/mon_bin.c:1236 __do_fault+0x104/0x390 mm/memory.c:3223 do_cow_fault mm/memory.c:3662 [inline] do_fault mm/memory.c:3761 [inline] handle_pte_fault mm/memory.c:3989 [inline] __handle_mm_fault+0xde1/0x3470 mm/memory.c:4113 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150 faultin_page mm/gup.c:514 [inline] __get_user_pages+0x465/0x1220 mm/gup.c:714 populate_vma_page_range+0x18e/0x230 mm/gup.c:1231 __mm_populate+0x198/0x2c0 mm/gup.c:1279 mm_populate include/linux/mm.h:2187 [inline] vm_mmap_pgoff+0x1be/0x1d0 mm/util.c:338 SYSC_mmap_pgoff mm/mmap.c:1551 [inline] SyS_mmap_pgoff+0x3ca/0x520 mm/mmap.c:1509 SYSC_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #0 (&mm->mmap_sem){++++}: check_prev_add kernel/locking/lockdep.c:1901 [inline] check_prevs_add kernel/locking/lockdep.c:2018 [inline] validate_chain kernel/locking/lockdep.c:2460 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3487 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __might_fault mm/memory.c:4584 [inline] __might_fault+0x143/0x1d0 mm/memory.c:4569 _copy_to_user+0x2c/0xd0 lib/usercopy.c:25 copy_to_user include/linux/uaccess.h:155 [inline] mon_bin_get_event+0x10a/0x430 drivers/usb/mon/mon_bin.c:756 mon_bin_ioctl+0x9b4/0xb50 drivers/usb/mon/mon_bin.c:1067 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&rp->fetch_lock); lock(&mm->mmap_sem); lock(&rp->fetch_lock); lock(&mm->mmap_sem); *** DEADLOCK *** 1 lock held by syz-executor.1/11241: #0: (&rp->fetch_lock){+.+.}, at: [] mon_bin_get_event+0x3c/0x430 drivers/usb/mon/mon_bin.c:747 stack backtrace: CPU: 0 PID: 11241 Comm: syz-executor.1 Not tainted 4.14.150 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x197 lib/dump_stack.c:53 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1901 [inline] check_prevs_add kernel/locking/lockdep.c:2018 [inline] validate_chain kernel/locking/lockdep.c:2460 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3487 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __might_fault mm/memory.c:4584 [inline] __might_fault+0x143/0x1d0 mm/memory.c:4569 _copy_to_user+0x2c/0xd0 lib/usercopy.c:25 copy_to_user include/linux/uaccess.h:155 [inline] mon_bin_get_event+0x10a/0x430 drivers/usb/mon/mon_bin.c:756 mon_bin_ioctl+0x9b4/0xb50 drivers/usb/mon/mon_bin.c:1067 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459a59 RSP: 002b:00007fe7d74acc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 RDX: 0000000020000100 RSI: 000000004018920a RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe7d74ad6d4 R13: 00000000004c3343 R14: 00000000004d7070 R15: 00000000ffffffff kobject: 'kvm' (ffff888219fded90): kobject_uevent_env vhci_hcd: USB_PORT_FEAT_U1/2_TIMEOUT req not supported for USB 2.0 roothub kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env bridge0: port 1(bridge_slave_0) entered disabled state kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' bridge0: port 1(bridge_slave_0) entered disabled state kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env tc_dump_action: action bad kind kobject: 'veth20' (ffff8880a02ef2f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'veth20' (ffff8880a02ef2f0): kobject_uevent_env kobject: 'veth20' (ffff8880a02ef2f0): fill_kobj_path: path = '/devices/virtual/net/veth20' kobject: 'queues' (ffff8880903bdb48): kobject_add_internal: parent: 'veth20', set: '' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'queues' (ffff8880903bdb48): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (ffff8880903bdb48): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff88808cbbc550): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'rx-0' (ffff88808cbbc550): kobject_uevent_env kobject: 'rx-0' (ffff88808cbbc550): fill_kobj_path: path = '/devices/virtual/net/veth20/queues/rx-0' kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (ffff888057d61318): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff888057d61318): kobject_uevent_env kobject: 'tx-0' (ffff888057d61318): fill_kobj_path: path = '/devices/virtual/net/veth20/queues/tx-0' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'batman_adv' (ffff88807f2a7400): kobject_add_internal: parent: 'veth20', set: '' kobject: 'veth21' (ffff88804930e6f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'veth21' (ffff88804930e6f0): kobject_uevent_env kobject: 'veth21' (ffff88804930e6f0): fill_kobj_path: path = '/devices/virtual/net/veth21' kobject: 'queues' (ffff8880a82be548): kobject_add_internal: parent: 'veth21', set: '' kobject: 'queues' (ffff8880a82be548): kobject_uevent_env kobject: 'queues' (ffff8880a82be548): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880a19f6a90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880a19f6a90): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'rx-0' (ffff8880a19f6a90): fill_kobj_path: path = '/devices/virtual/net/veth21/queues/rx-0' kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (ffff88807e755298): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'tx-0' (ffff88807e755298): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (ffff88807e755298): fill_kobj_path: path = '/devices/virtual/net/veth21/queues/tx-0' kobject: 'batman_adv' (ffff88808fece100): kobject_add_internal: parent: 'veth21', set: '' bridge0: port 1(bridge_slave_0) entered disabled state kobject: 'kvm' (ffff888219fded90): kobject_uevent_env IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' tc_dump_action: action bad kind kobject: 'veth22' (ffff8880a3d90870): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'veth22' (ffff8880a3d90870): kobject_uevent_env kobject: 'veth22' (ffff8880a3d90870): fill_kobj_path: path = '/devices/virtual/net/veth22' kobject: 'queues' (ffff8880903bd548): kobject_add_internal: parent: 'veth22', set: '' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'queues' (ffff8880903bd548): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (ffff8880903bd548): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff88809e535a90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff88809e535a90): kobject_uevent_env kobject: 'rx-0' (ffff88809e535a90): fill_kobj_path: path = '/devices/virtual/net/veth22/queues/rx-0' kobject: 'tx-0' (ffff8880a8da6598): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff8880a8da6598): kobject_uevent_env kobject: 'tx-0' (ffff8880a8da6598): fill_kobj_path: path = '/devices/virtual/net/veth22/queues/tx-0' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'batman_adv' (ffff88808fece480): kobject_add_internal: parent: 'veth22', set: '' kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'veth23' (ffff88808dc78f30): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'veth23' (ffff88808dc78f30): kobject_uevent_env kobject: 'veth23' (ffff88808dc78f30): fill_kobj_path: path = '/devices/virtual/net/veth23' kobject: 'queues' (ffff888098641848): kobject_add_internal: parent: 'veth23', set: '' kobject: 'queues' (ffff888098641848): kobject_uevent_env kobject: 'queues' (ffff888098641848): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880a0bdad90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880a0bdad90): kobject_uevent_env kobject: 'rx-0' (ffff8880a0bdad90): fill_kobj_path: path = '/devices/virtual/net/veth23/queues/rx-0' kobject: 'tx-0' (ffff8880a8da6318): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'tx-0' (ffff8880a8da6318): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (ffff8880a8da6318): fill_kobj_path: path = '/devices/virtual/net/veth23/queues/tx-0' kobject: 'batman_adv' (ffff8880a0900380): kobject_add_internal: parent: 'veth23', set: '' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env bridge0: port 1(bridge_slave_0) entered disabled state kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' bridge0: port 1(bridge_slave_0) entered disabled state kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (ffff888058d66de0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop0' (ffff888058d66de0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' net_ratelimit: 2 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff888058d66de0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (ffff888058d66de0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff888058d66de0): kobject_uevent_env kobject: 'loop0' (ffff888058d66de0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (ffff888058d66de0): kobject_uevent_env kobject: 'loop0' (ffff888058d66de0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop0' (ffff888058d66de0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (ffff888058d66de0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop0' (ffff888058d66de0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (ffff888058d66de0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a49566e0): kobject_uevent_env kobject: 'loop1' (ffff8880a49566e0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4a352e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a352e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env kobject: 'loop3' (ffff8880a49d3260): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff888058d66de0): kobject_uevent_env kobject: 'loop0' (ffff888058d66de0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4a8d360): kobject_uevent_env kobject: 'loop5' (ffff8880a4a8d360): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (ffff888058d66de0): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): kobject_uevent_env kobject: 'kvm' (ffff888219fded90): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (ffff888058d66de0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a49d3260): kobject_uevent_env