====================================================== WARNING: possible circular locking dependency detected kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env 4.14.146 #0 Not tainted ------------------------------------------------------ syz-executor.4/18557 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: kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' (&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:3991 kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env __might_fault mm/memory.c:4584 [inline] __might_fault+0x143/0x1d0 mm/memory.c:4569 mon_bin_fetch+0x212/0x2e0 drivers/usb/mon/mon_bin.c:928 mon_bin_ioctl+0x1c5/0xb50 drivers/usb/mon/mon_bin.c:1090 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){+.+.}: kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' 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:3991 __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_read_fault mm/memory.c:3633 [inline] do_fault mm/memory.c:3759 [inline] handle_pte_fault mm/memory.c:3989 [inline] __handle_mm_fault+0x2460/0x3470 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 other info that might help us debug this: kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&mm->mmap_sem); lock(&rp->fetch_lock); lock(&mm->mmap_sem kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' ); lock(&rp->fetch_lock); *** DEADLOCK *** 1 lock held by syz-executor.4/18557: #0: (&mm->mmap_sem){++++}, at: [] __mm_populate+0x1e5/0x2c0 mm/gup.c:1259 stack backtrace: CPU: 0 PID: 18557 Comm: syz-executor.4 Not tainted 4.14.146 #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:3991 __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_read_fault mm/memory.c:3633 [inline] do_fault mm/memory.c:3759 [inline] handle_pte_fault mm/memory.c:3989 [inline] __handle_mm_fault+0x2460/0x3470 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 RIP: 0033:0x459a29 RSP: 002b:00007f5f39e51c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459a29 RDX: 0000000002000001 RSI: 0000000002000000 RDI: 0000000020ffd000 RBP: 000000000075bf20 R08: 0000000000000003 R09: 0000000000000000 R10: 03eb6b06d1207692 R11: 0000000000000246 R12: 00007f5f39e526d4 R13: 00000000004c6172 R14: 00000000004db140 R15: 00000000ffffffff kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' audit: type=1804 audit(1569938848.378:64): pid=18579 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name=2F726F6F742F73797A6B616C6C65722D746573746469723039323735393137362F73797A6B616C6C65722E6A7A6B304F752F3538382F3313 dev="sda1" ino=18109 res=1 kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'veth2' (ffff88805906f2f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'veth2' (ffff88805906f2f0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'veth2' (ffff88805906f2f0): fill_kobj_path: path = '/devices/virtual/net/veth2' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'queues' (ffff8880a605b148): kobject_add_internal: parent: 'veth2', set: '' kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (ffff8880a605b148): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'queues' (ffff8880a605b148): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff8880a958b910): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'rx-0' (ffff8880a958b910): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (ffff8880a958b910): fill_kobj_path: path = '/devices/virtual/net/veth2/queues/rx-0' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'tx-0' (ffff8880a05a8318): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (ffff8880a05a8318): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'tx-0' (ffff8880a05a8318): fill_kobj_path: path = '/devices/virtual/net/veth2/queues/tx-0' kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'batman_adv' (ffff8880a4090a80): kobject_add_internal: parent: 'veth2', set: '' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'veth3' (ffff88804eec32b0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'veth3' (ffff88804eec32b0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'veth3' (ffff88804eec32b0): fill_kobj_path: path = '/devices/virtual/net/veth3' kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (ffff88808a7d6b48): kobject_add_internal: parent: 'veth3', set: '' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'queues' (ffff88808a7d6b48): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (ffff88808a7d6b48): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'rx-0' (ffff8880a958bc10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (ffff8880a958bc10): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'rx-0' (ffff8880a958bc10): fill_kobj_path: path = '/devices/virtual/net/veth3/queues/rx-0' kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (ffff888099601818): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'tx-0' (ffff888099601818): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tx-0' (ffff888099601818): fill_kobj_path: path = '/devices/virtual/net/veth3/queues/tx-0' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'batman_adv' (ffff88809fb26b00): kobject_add_internal: parent: 'veth3', set: '' kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (ffff8880a6e1a290): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (ffff8880a6e1a290): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (ffff8880a4ab60e0): kobject_uevent_env mmap: syz-executor.0 (19029) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.txt. kobject: 'loop5' (ffff8880a4ab60e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a49f8660): kobject_uevent_env kobject: 'loop3' (ffff8880a49f8660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (ffff8880a6e1a290): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'kvm' (ffff8880a6e1a290): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'kvm' (ffff8880a6e1a290): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (ffff8880a6e1a290): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'kvm' (ffff8880a6e1a290): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (ffff8880a6e1a290): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'kvm' (ffff8880a6e1a290): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (ffff8880a6e1a290): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a4a3a6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a3a6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a48f5620): kobject_uevent_env kobject: 'loop0' (ffff8880a48f5620): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a49c05e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49c05e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (ffff8880a4974560): kobject_uevent_env kobject: 'loop1' (ffff8880a4974560): fill_kobj_path: path = '/devices/virtual/block/loop1'