====================================================== WARNING: possible circular locking dependency detected 4.14.158-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.0/27256 is trying to acquire lock: (&rp->fetch_lock){+.+.}, at: [] mon_bin_vma_fault+0x6f/0x280 drivers/usb/mon/mon_bin.c:1236 but task is already holding lock: (&mm->mmap_sem){++++}, at: [] __mm_populate+0x1e5/0x2c0 mm/gup.c:1259 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&mm->mmap_sem){++++}: 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 -> #0 (&rp->fetch_lock){+.+.}: 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 __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+0xd96/0x33d0 mm/memory.c:4113 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150 faultin_page mm/gup.c:514 [inline] __get_user_pages+0x465/0x12e0 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:2182 [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 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.0/27256: #0: (&mm->mmap_sem){++++}, at: [] __mm_populate+0x1e5/0x2c0 mm/gup.c:1259 stack backtrace: CPU: 1 PID: 27256 Comm: syz-executor.0 Not tainted 4.14.158-syzkaller #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+0x142/0x197 lib/dump_stack.c:58 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 __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+0xd96/0x33d0 mm/memory.c:4113 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150 faultin_page mm/gup.c:514 [inline] __get_user_pages+0x465/0x12e0 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:2182 [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 RIP: 0033:0x45a6f9 RSP: 002b:00007f806e573c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000045a6f9 RDX: 0000000001000002 RSI: 0000000000400300 RDI: 0000000020a05000 RBP: 000000000075bfc8 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000008012 R11: 0000000000000246 R12: 00007f806e5746d4 R13: 00000000004c7982 R14: 00000000004de760 R15: 00000000ffffffff audit: type=1400 audit(1575802210.684:155): avc: denied { map } for pid=27247 comm="syz-executor.0" path="/dev/usbmon0" dev="devtmpfs" ino=324 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 net_ratelimit: 18 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: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff8882194d7150): kobject_uevent_env kobject: 'kvm' (ffff8882194d7150): 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: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): 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: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env sctp: [Deprecated]: syz-executor.1 (pid 27390) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' sctp: [Deprecated]: syz-executor.1 (pid 27395) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'veth36' (ffff8880480ed0f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'veth36' (ffff8880480ed0f0): kobject_uevent_env kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'veth36' (ffff8880480ed0f0): fill_kobj_path: path = '/devices/virtual/net/veth36' kobject: 'queues' (ffff88808e229648): kobject_add_internal: parent: 'veth36', set: '' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (ffff88808e229648): kobject_uevent_env kobject: 'queues' (ffff88808e229648): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880722fcc10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'rx-0' (ffff8880722fcc10): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff8880722fcc10): fill_kobj_path: path = '/devices/virtual/net/veth36/queues/rx-0' kobject: 'tx-0' (ffff88809430a098): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff88809430a098): kobject_uevent_env kobject: 'tx-0' (ffff88809430a098): fill_kobj_path: path = '/devices/virtual/net/veth36/queues/tx-0' kobject: 'batman_adv' (ffff888095a11300): kobject_add_internal: parent: 'veth36', set: '' kobject: 'veth37' (ffff88809419d0b0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'veth37' (ffff88809419d0b0): kobject_uevent_env kobject: 'veth37' (ffff88809419d0b0): fill_kobj_path: path = '/devices/virtual/net/veth37' kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (ffff88809fb5b948): kobject_add_internal: parent: 'veth37', set: '' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'queues' (ffff88809fb5b948): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (ffff88809fb5b948): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880722fc550): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880722fc550): kobject_uevent_env kobject: 'rx-0' (ffff8880722fc550): fill_kobj_path: path = '/devices/virtual/net/veth37/queues/rx-0' kobject: 'tx-0' (ffff88805127b0d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff88805127b0d8): kobject_uevent_env kobject: 'tx-0' (ffff88805127b0d8): fill_kobj_path: path = '/devices/virtual/net/veth37/queues/tx-0' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'batman_adv' (ffff88808d283680): kobject_add_internal: parent: 'veth37', set: '' kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'veth38' (ffff888059136ef0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'veth38' (ffff888059136ef0): kobject_uevent_env kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'veth38' (ffff888059136ef0): fill_kobj_path: path = '/devices/virtual/net/veth38' kobject: 'queues' (ffff88809fb5bf48): kobject_add_internal: parent: 'veth38', set: '' kobject: 'queues' (ffff88809fb5bf48): kobject_uevent_env kobject: 'queues' (ffff88809fb5bf48): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880a420d190): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880a420d190): kobject_uevent_env kobject: 'rx-0' (ffff8880a420d190): fill_kobj_path: path = '/devices/virtual/net/veth38/queues/rx-0' kobject: 'tx-0' (ffff88808be7da98): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff88808be7da98): kobject_uevent_env kobject: 'tx-0' (ffff88808be7da98): fill_kobj_path: path = '/devices/virtual/net/veth38/queues/tx-0' kobject: 'batman_adv' (ffff8880955ee980): kobject_add_internal: parent: 'veth38', set: '' kobject: 'veth39' (ffff88805bac8f30): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'veth39' (ffff88805bac8f30): kobject_uevent_env kobject: 'veth39' (ffff88805bac8f30): fill_kobj_path: path = '/devices/virtual/net/veth39' kobject: 'queues' (ffff88809b9fd248): kobject_add_internal: parent: 'veth39', set: '' kobject: 'queues' (ffff88809b9fd248): kobject_uevent_env kobject: 'queues' (ffff88809b9fd248): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff888093c890d0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff888093c890d0): kobject_uevent_env kobject: 'rx-0' (ffff888093c890d0): fill_kobj_path: path = '/devices/virtual/net/veth39/queues/rx-0' kobject: 'tx-0' (ffff8880854ed818): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff8880854ed818): kobject_uevent_env kobject: 'tx-0' (ffff8880854ed818): fill_kobj_path: path = '/devices/virtual/net/veth39/queues/tx-0' kobject: 'batman_adv' (ffff8880995d1800): kobject_add_internal: parent: 'veth39', set: '' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'veth32' (ffff888056a0b230): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'veth32' (ffff888056a0b230): kobject_uevent_env kobject: 'veth32' (ffff888056a0b230): fill_kobj_path: path = '/devices/virtual/net/veth32' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'queues' (ffff88809fcd1c48): kobject_add_internal: parent: 'veth32', set: '' kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (ffff88809fcd1c48): kobject_uevent_env kobject: 'queues' (ffff88809fcd1c48): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff888078cceb50): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff888078cceb50): kobject_uevent_env kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'rx-0' (ffff888078cceb50): fill_kobj_path: path = '/devices/virtual/net/veth32/queues/rx-0' kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (ffff88809f36c058): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-0' (ffff88809f36c058): kobject_uevent_env kobject: 'tx-0' (ffff88809f36c058): fill_kobj_path: path = '/devices/virtual/net/veth32/queues/tx-0' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'batman_adv' (ffff888076e50d00): kobject_add_internal: parent: 'veth32', set: '' kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'veth33' (ffff88804a025270): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'veth33' (ffff88804a025270): kobject_uevent_env kobject: 'veth33' (ffff88804a025270): fill_kobj_path: path = '/devices/virtual/net/veth33' kobject: 'queues' (ffff88809dded848): kobject_add_internal: parent: 'veth33', set: '' kobject: 'queues' (ffff88809dded848): kobject_uevent_env kobject: 'queues' (ffff88809dded848): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'rx-0' (ffff8880a9b20c10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (ffff8880a9b20c10): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'rx-0' (ffff8880a9b20c10): fill_kobj_path: path = '/devices/virtual/net/veth33/queues/rx-0' kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'tx-0' (ffff88809f36c558): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (ffff88809f36c558): kobject_uevent_env kobject: 'tx-0' (ffff88809f36c558): fill_kobj_path: path = '/devices/virtual/net/veth33/queues/tx-0' kobject: 'batman_adv' (ffff8880a38cb880): kobject_add_internal: parent: 'veth33', set: '' kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a41c85e0): kobject_uevent_env kobject: 'loop5' (ffff8880a41c85e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env net_ratelimit: 24 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop1' (ffff8880a4066ca0): kobject_uevent_env kobject: 'loop1' (ffff8880a4066ca0): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' 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 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a41035a0): kobject_uevent_env kobject: 'loop2' (ffff8880a41035a0): fill_kobj_path: path = '/devices/virtual/block/loop2' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a41035a0): kobject_uevent_env kobject: 'loop2' (ffff8880a41035a0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a41035a0): kobject_uevent_env kobject: 'loop2' (ffff8880a41035a0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (ffff8880a41035a0): kobject_uevent_env kobject: 'loop2' (ffff8880a41035a0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a41035a0): kobject_uevent_env kobject: 'loop2' (ffff8880a41035a0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a41035a0): kobject_uevent_env kobject: 'loop2' (ffff8880a41035a0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (ffff8880a41936a0): kobject_uevent_env kobject: 'loop4' (ffff8880a41936a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a41035a0): kobject_uevent_env kobject: 'loop2' (ffff8880a41035a0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880a47fe3a0): kobject_uevent_env kobject: 'loop0' (ffff8880a47fe3a0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a414b620): kobject_uevent_env kobject: 'loop3' (ffff8880a414b620): fill_kobj_path: path = '/devices/virtual/block/loop3' sctp: [Deprecated]: syz-executor.4 (pid 27717) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor.4 (pid 27717) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor.4 (pid 27723) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor.4 (pid 27717) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead