audit: type=1400 audit(1571140228.346:281): avc: denied { map } for pid=30427 comm="syz-executor.4" path="/dev/usbmon0" dev="devtmpfs" ino=1377 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 kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env 4.14.149 #0 Not tainted ------------------------------------------------------ syz-executor.4/30428 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: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' (&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 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){+.+.}: 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+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 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.4/30428: #0: (&mm->mmap_sem){++++}, at: [] __mm_populate+0x1e5/0x2c0 mm/gup.c:1259 stack backtrace: CPU: 1 PID: 30428 Comm: syz-executor.4 Not tainted 4.14.149 #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 __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 RIP: 0033:0x459a59 RSP: 002b:00007efc8b687c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459a59 RDX: 0000000001000002 RSI: 0000000000400300 RDI: 0000000020a05000 RBP: 000000000075bf20 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000008012 R11: 0000000000000246 R12: 00007efc8b6886d4 R13: 00000000004c6176 R14: 00000000004db118 R15: 00000000ffffffff net_ratelimit: 10 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' audit: type=1400 audit(1571140229.106:282): avc: denied { dac_override } for pid=30438 comm="syz-executor.2" capability=1 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): 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: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' EXT4-fs (loop5): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock EXT4-fs (loop5): ext4_check_descriptors: Inode bitmap for group 0 overlaps superblock EXT4-fs (loop5): ext4_check_descriptors: Inode table for group 0 overlaps superblock EXT4-fs: failed to create workqueue EXT4-fs (loop5): mount failed kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' snd_dummy snd_dummy.0: control 112:0:0:Î:0 is already present protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'rx-0' (ffff88805f4b1850): kobject_cleanup, parent ffff888096c99348 kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (ffff88805f4b1850): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805f4b1850): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'rx-0' (ffff88805f4b1850): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff88805f4b1850): auto cleanup kobject_del kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'rx-0' (ffff88805f4b1850): calling ktype release kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0': free name kobject: 'tx-0' (ffff8880867daa18): kobject_cleanup, parent ffff888096c99348 kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'tx-0' (ffff8880867daa18): auto cleanup 'remove' event kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (ffff8880867daa18): kobject_uevent_env kobject: 'tx-0' (ffff8880867daa18): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff8880867daa18): auto cleanup kobject_del kobject: 'tx-0' (ffff8880867daa18): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888096c99348): kobject_cleanup, parent (null) kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (ffff888096c99348): calling ktype release kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'queues' (ffff888096c99348): kset_release kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues': free name kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'ip6gre0' (ffff88805f1750b0): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'ip6gre0' (ffff88805f1750b0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'ip6gre0' (ffff88805f1750b0): kobject_cleanup, parent (null) kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'ip6gre0' (ffff88805f1750b0): calling ktype release kobject: 'ip6gre0': free name kobject: 'rx-0' (ffff88805f4b1910): kobject_cleanup, parent ffff888096c99648 kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (ffff88805f4b1910): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805f4b1910): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'rx-0' (ffff88805f4b1910): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805f4b1910): auto cleanup kobject_del kobject: 'rx-0' (ffff88805f4b1910): calling ktype release kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'rx-0': free name kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (ffff8880a5f2ccd8): kobject_cleanup, parent ffff888096c99648 kobject: 'tx-0' (ffff8880a5f2ccd8): auto cleanup 'remove' event kobject: 'tx-0' (ffff8880a5f2ccd8): kobject_uevent_env kobject: 'tx-0' (ffff8880a5f2ccd8): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff8880a5f2ccd8): auto cleanup kobject_del kobject: 'tx-0' (ffff8880a5f2ccd8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888096c99648): kobject_cleanup, parent (null) kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): 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' (ffff8880a4a9d460): kobject_uevent_env kobject: 'queues' (ffff888096c99648): calling ktype release kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (ffff888096c99648): kset_release kobject: 'queues': free name kobject: 'ip6tnl0' (ffff8880990133b0): kobject_uevent_env kobject: 'ip6tnl0' (ffff8880990133b0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'ip6tnl0' (ffff8880990133b0): kobject_cleanup, parent (null) kobject: 'ip6tnl0' (ffff8880990133b0): calling ktype release kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'ip6tnl0': free name kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (ffff88805f4b1b50): kobject_cleanup, parent ffff888096c99948 kobject: 'rx-0' (ffff88805f4b1b50): auto cleanup 'remove' event kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'rx-0' (ffff88805f4b1b50): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (ffff88805f4b1b50): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'rx-0' (ffff88805f4b1b50): auto cleanup kobject_del kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'rx-0' (ffff88805f4b1b50): calling ktype release kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'rx-0': free name kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'tx-0' (ffff888065591d58): kobject_cleanup, parent ffff888096c99948 kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (ffff888065591d58): auto cleanup 'remove' event kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (ffff888065591d58): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (ffff888065591d58): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'tx-0' (ffff888065591d58): auto cleanup kobject_del kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (ffff888065591d58): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888096c99948): kobject_cleanup, parent (null) kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'queues' (ffff888096c99948): calling ktype release kobject: 'queues' (ffff888096c99948): kset_release kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues': free name kobject: 'sit0' (ffff8880a88a4fb0): kobject_uevent_env kobject: 'sit0' (ffff8880a88a4fb0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'sit0' (ffff8880a88a4fb0): kobject_cleanup, parent (null) kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'sit0' (ffff8880a88a4fb0): calling ktype release kobject: 'sit0': free name kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (ffff88805f4b1cd0): kobject_cleanup, parent ffff888096c99c48 kobject: 'rx-0' (ffff88805f4b1cd0): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805f4b1cd0): kobject_uevent_env kobject: 'rx-0' (ffff88805f4b1cd0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805f4b1cd0): auto cleanup kobject_del kobject: 'rx-0' (ffff88805f4b1cd0): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff8880a8deaad8): kobject_cleanup, parent ffff888096c99c48 kobject: 'tx-0' (ffff8880a8deaad8): auto cleanup 'remove' event kobject: 'tx-0' (ffff8880a8deaad8): kobject_uevent_env kobject: 'tx-0' (ffff8880a8deaad8): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff8880a8deaad8): auto cleanup kobject_del kobject: 'tx-0' (ffff8880a8deaad8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888096c99c48): kobject_cleanup, parent (null) kobject: 'queues' (ffff888096c99c48): calling ktype release kobject: 'queues' (ffff888096c99c48): kset_release kobject: 'queues': free name kobject: 'ip6_vti0' (ffff8880412c8cb0): kobject_uevent_env kobject: 'ip6_vti0' (ffff8880412c8cb0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'ip6_vti0' (ffff8880412c8cb0): kobject_cleanup, parent (null) kobject: 'ip6_vti0' (ffff8880412c8cb0): calling ktype release kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'ip6_vti0': free name kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'rx-0' (ffff88805f4b1f10): kobject_cleanup, parent ffff888096c99f48 kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (ffff88805f4b1f10): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805f4b1f10): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (ffff88805f4b1f10): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805f4b1f10): auto cleanup kobject_del kobject: 'rx-0' (ffff88805f4b1f10): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff888096276d58): kobject_cleanup, parent ffff888096c99f48 kobject: 'tx-0' (ffff888096276d58): auto cleanup 'remove' event kobject: 'tx-0' (ffff888096276d58): kobject_uevent_env kobject: 'tx-0' (ffff888096276d58): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff888096276d58): auto cleanup kobject_del kobject: 'tx-0' (ffff888096276d58): calling ktype release kobject: 'tx-0': free name kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (ffff888096c99f48): kobject_cleanup, parent (null) kobject: 'queues' (ffff888096c99f48): calling ktype release kobject: 'queues' (ffff888096c99f48): kset_release kobject: 'queues': free name kobject: 'ip_vti0' (ffff88809431ca70): kobject_uevent_env kobject: 'ip_vti0' (ffff88809431ca70): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'ip_vti0' (ffff88809431ca70): kobject_cleanup, parent (null) kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'ip_vti0' (ffff88809431ca70): calling ktype release kobject: 'ip_vti0': free name kobject: 'batman_adv' (ffff88808880c980): kobject_uevent_env kobject: 'batman_adv' (ffff88808880c980): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (ffff88808880c980): kobject_cleanup, parent (null) kobject: 'batman_adv' (ffff88808880c980): calling ktype release kobject: (ffff88808880c980): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (ffff88802c036190): kobject_cleanup, parent ffff888041eec348 kobject: 'rx-0' (ffff88802c036190): auto cleanup 'remove' event kobject: 'rx-0' (ffff88802c036190): kobject_uevent_env kobject: 'rx-0' (ffff88802c036190): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88802c036190): auto cleanup kobject_del kobject: 'rx-0' (ffff88802c036190): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff888081dca058): kobject_cleanup, parent ffff888041eec348 kobject: 'tx-0' (ffff888081dca058): auto cleanup 'remove' event kobject: 'tx-0' (ffff888081dca058): kobject_uevent_env kobject: 'tx-0' (ffff888081dca058): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff888081dca058): auto cleanup kobject_del kobject: 'tx-0' (ffff888081dca058): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888041eec348): kobject_cleanup, parent (null) kobject: 'queues' (ffff888041eec348): calling ktype release kobject: 'queues' (ffff888041eec348): kset_release kobject: 'queues': free name kobject: 'erspan0' (ffff8880643a87f0): kobject_uevent_env kobject: 'erspan0' (ffff8880643a87f0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'erspan0' (ffff8880643a87f0): kobject_cleanup, parent (null) kobject: 'erspan0' (ffff8880643a87f0): calling ktype release kobject: 'erspan0': free name kobject: 'batman_adv' (ffff8880815ec880): kobject_uevent_env kobject: 'batman_adv' (ffff8880815ec880): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (ffff8880815ec880): kobject_cleanup, parent (null) kobject: 'batman_adv' (ffff8880815ec880): calling ktype release kobject: (ffff8880815ec880): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (ffff88802c0363d0): kobject_cleanup, parent ffff888041eec748 kobject: 'rx-0' (ffff88802c0363d0): auto cleanup 'remove' event kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'rx-0' (ffff88802c0363d0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (ffff88802c0363d0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88802c0363d0): auto cleanup kobject_del kobject: 'rx-0' (ffff88802c0363d0): calling ktype release kobject: 'rx-0': free name kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'tx-0' (ffff888065590d18): kobject_cleanup, parent ffff888041eec748 kobject: 'tx-0' (ffff888065590d18): auto cleanup 'remove' event kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (ffff888065590d18): kobject_uevent_env kobject: 'tx-0' (ffff888065590d18): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff888065590d18): auto cleanup kobject_del kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'tx-0' (ffff888065590d18): calling ktype release kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0': free name kobject: 'queues' (ffff888041eec748): kobject_cleanup, parent (null) kobject: 'queues' (ffff888041eec748): calling ktype release kobject: 'queues' (ffff888041eec748): kset_release kobject: 'queues': free name kobject: 'gretap0' (ffff8880a8b213f0): kobject_uevent_env kobject: 'gretap0' (ffff8880a8b213f0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'gretap0' (ffff8880a8b213f0): kobject_cleanup, parent (null) kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'gretap0' (ffff8880a8b213f0): calling ktype release kobject: 'gretap0': free name kobject: 'rx-0' (ffff88802c036610): kobject_cleanup, parent ffff888041eec948 kobject: 'rx-0' (ffff88802c036610): auto cleanup 'remove' event kobject: 'rx-0' (ffff88802c036610): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (ffff88802c036610): kobject_uevent_env: uevent_suppress caused the event to drop! audit: type=1804 audit(1571140233.546:283): pid=30667 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.1" name="/root/syzkaller-testdir024613415/syzkaller.6INkXG/443/bus" dev="sda1" ino=17298 res=1 kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'rx-0' (ffff88802c036610): auto cleanup kobject_del kobject: 'rx-0' (ffff88802c036610): calling ktype release kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0': free name kobject: 'tx-0' (ffff8880a0a4e798): kobject_cleanup, parent ffff888041eec948 kobject: 'tx-0' (ffff8880a0a4e798): auto cleanup 'remove' event kobject: 'tx-0' (ffff8880a0a4e798): kobject_uevent_env kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'tx-0' (ffff8880a0a4e798): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff8880a0a4e798): auto cleanup kobject_del kobject: 'tx-0' (ffff8880a0a4e798): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888041eec948): kobject_cleanup, parent (null) kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (ffff888041eec948): calling ktype release kobject: 'queues' (ffff888041eec948): kset_release kobject: 'queues': free name kobject: 'gre0' (ffff88808723d2b0): kobject_uevent_env kobject: 'gre0' (ffff88808723d2b0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'gre0' (ffff88808723d2b0): kobject_cleanup, parent (null) kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'gre0' (ffff88808723d2b0): calling ktype release kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'gre0': free name kobject: 'rx-0' (ffff88802c036850): kobject_cleanup, parent ffff888041eecc48 kobject: 'rx-0' (ffff88802c036850): auto cleanup 'remove' event kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff88802c036850): kobject_uevent_env 9pnet: Could not find request transport: f kobject: 'rx-0' (ffff88802c036850): kobject_uevent_env: uevent_suppress caused the event to drop! 9pnet: Could not find request transport: f kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (ffff88802c036850): auto cleanup kobject_del net_ratelimit: 10 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 9pnet: Could not find request transport: f kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (ffff88802c036850): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff888064d37598): kobject_cleanup, parent ffff888041eecc48 kobject: 'tx-0' (ffff888064d37598): auto cleanup 'remove' event kobject: 'tx-0' (ffff888064d37598): kobject_uevent_env audit: type=1804 audit(1571140234.346:284): pid=30718 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="ToMToU" comm="syz-executor.1" name="/root/syzkaller-testdir024613415/syzkaller.6INkXG/443/bus" dev="sda1" ino=17298 res=1 kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env audit: type=1804 audit(1571140234.376:285): pid=30718 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.1" name="/root/syzkaller-testdir024613415/syzkaller.6INkXG/443/bus" dev="sda1" ino=17298 res=1 kobject: 'tx-0' (ffff888064d37598): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (ffff888064d37598): auto cleanup kobject_del kobject: 'tx-0' (ffff888064d37598): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888041eecc48): kobject_cleanup, parent (null) kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env 9pnet: Could not find request transport: f kobject: 'queues' (ffff888041eecc48): calling ktype release kobject: 'queues' (ffff888041eecc48): kset_release kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues': free name kobject: 'tunl0' (ffff888040a7f170): kobject_uevent_env kobject: 'tunl0' (ffff888040a7f170): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tunl0' (ffff888040a7f170): kobject_cleanup, parent (null) kobject: 'tunl0' (ffff888040a7f170): calling ktype release kobject: 'tunl0': free name kobject: 'rx-0' (ffff88802c036a90): kobject_cleanup, parent ffff88802ea8c048 kobject: 'rx-0' (ffff88802c036a90): auto cleanup 'remove' event kobject: 'rx-0' (ffff88802c036a90): kobject_uevent_env kobject: 'rx-0' (ffff88802c036a90): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88802c036a90): auto cleanup kobject_del kobject: 'rx-0' (ffff88802c036a90): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff88808f00b7d8): kobject_cleanup, parent ffff88802ea8c048 kobject: 'tx-0' (ffff88808f00b7d8): auto cleanup 'remove' event kobject: 'tx-0' (ffff88808f00b7d8): kobject_uevent_env kobject: 'tx-0' (ffff88808f00b7d8): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff88808f00b7d8): auto cleanup kobject_del kobject: 'tx-0' (ffff88808f00b7d8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff88802ea8c048): kobject_cleanup, parent (null) kobject: 'queues' (ffff88802ea8c048): calling ktype release kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (ffff88802ea8c048): kset_release audit: type=1804 audit(1571140234.776:286): pid=30742 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.1" name="/root/syzkaller-testdir024613415/syzkaller.6INkXG/444/bus" dev="sda1" ino=17649 res=1 9pnet: Could not find request transport: f protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'queues': free name kobject: 'lo' (ffff88808173c870): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'lo' (ffff88808173c870): kobject_uevent_env: uevent_suppress caused the event to drop! 9pnet: Could not find request transport: f audit: type=1804 audit(1571140234.806:287): pid=30746 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.2" name="/root/syzkaller-testdir412923971/syzkaller.bFQHZ4/927/bus" dev="sda1" ino=17666 res=1 9pnet: Could not find request transport: f kobject: 'lo' (ffff88808173c870): kobject_cleanup, parent (null) 9pnet: Could not find request transport: f kobject: 'lo' (ffff88808173c870): calling ktype release kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'lo': free name 9pnet: Could not find request transport: f protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' 9pnet: Could not find request transport: f kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env do_dccp_setsockopt: sockopt(PACKET_SIZE) is deprecated: fix your app kobject: 'loop4' (ffff8880a4a44b60): 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: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env audit: type=1804 audit(1571140235.806:288): pid=30778 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.2" name="/root/syzkaller-testdir412923971/syzkaller.bFQHZ4/928/bus" dev="sda1" ino=17409 res=1 kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'ip6_vti1' (ffff88802c18c6f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env 9pnet: Could not find request transport: f kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'ip6_vti1' (ffff88802c18c6f0): kobject_uevent_env kobject: 'ip6_vti1' (ffff88802c18c6f0): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1' kobject: 'queues' (ffff888087a8ab48): kobject_add_internal: parent: 'ip6_vti1', set: '' audit: type=1804 audit(1571140235.866:289): pid=30789 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.1" name="/root/syzkaller-testdir024613415/syzkaller.6INkXG/445/bus" dev="sda1" ino=17746 res=1 kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'queues' (ffff888087a8ab48): kobject_uevent_env kobject: 'queues' (ffff888087a8ab48): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (ffff8880a86130d0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880a86130d0): kobject_uevent_env XFS (loop4): bad version XFS (loop4): SB validate failed with error -22. kobject: 'rx-0' (ffff8880a86130d0): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/rx-0' kobject: 'tx-0' (ffff88809b94a318): kobject_add_internal: parent: 'queues', set: 'queues' protocol 88fb is buggy, dev hsr_slave_0 kobject: 'tx-0' (ffff88809b94a318): kobject_uevent_env kobject: 'tx-0' (ffff88809b94a318): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/tx-0' kobject: 'hwsim12' (ffff88808eeb4c50): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'hwsim12' (ffff88808eeb4c50): kobject_uevent_env kobject: 'rx-0' (ffff8880a86130d0): kobject_cleanup, parent ffff888087a8ab48 kobject: 'hwsim12' (ffff88808eeb4c50): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12' kobject: 'rx-0' (ffff8880a86130d0): auto cleanup 'remove' event kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'rx-0' (ffff8880a86130d0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'hwsim12' (ffff88808eeb4c50): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff8880a86130d0): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/rx-0' kobject: 'hwsim12' (ffff88808eeb4c50): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'rx-0' (ffff8880a86130d0): auto cleanup kobject_del kobject: 'rx-0' (ffff8880a86130d0): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff88809b94a318): kobject_cleanup, parent ffff888087a8ab48 kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (ffff88809b94a318): auto cleanup 'remove' event kobject: 'tx-0' (ffff88809b94a318): kobject_uevent_env kobject: 'tx-0' (ffff88809b94a318): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/tx-0' kobject: 'tx-0' (ffff88809b94a318): auto cleanup kobject_del kobject: 'tx-0' (ffff88809b94a318): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888087a8ab48): kobject_cleanup, parent (null) kobject: 'queues' (ffff888087a8ab48): calling ktype release kobject: 'queues' (ffff888087a8ab48): kset_release kobject: 'queues': free name kobject: 'ip6_vti1' (ffff88802c18c6f0): kobject_uevent_env kobject: 'ip6_vti1' (ffff88802c18c6f0): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1' kobject: 'ieee80211' (ffff8880986da000): kobject_add_internal: parent: 'hwsim12', set: '(null)' kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'phy12' (ffff888063dc2630): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy12' (ffff888063dc2630): kobject_uevent_env kobject: 'phy12' (ffff888063dc2630): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12/ieee80211/phy12' kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' audit: type=1804 audit(1571140236.796:290): pid=30833 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.2" name="/root/syzkaller-testdir412923971/syzkaller.bFQHZ4/929/bus" dev="sda1" ino=17409 res=1 kobject: 'rfkill27' (ffff88809c0d8b68): kobject_add_internal: parent: 'phy12', set: 'devices' kobject: 'ip6_vti1' (ffff88802c18c6f0): kobject_cleanup, parent (null) kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'rfkill27' (ffff88809c0d8b68): kobject_uevent_env kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'ip6_vti1' (ffff88802c18c6f0): calling ktype release kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'ip6_vti1': free name kobject: 'rfkill27' (ffff88809c0d8b68): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12/ieee80211/phy12/rfkill27' kobject: 'loop0' (ffff888041460be0): kobject_uevent_env audit: type=1804 audit(1571140236.926:291): pid=30836 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.1" name="/root/syzkaller-testdir024613415/syzkaller.6INkXG/446/bus" dev="sda1" ino=17585 res=1 kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'net' (ffff88809b9ee680): kobject_add_internal: parent: 'hwsim12', set: '(null)' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'wlan0' (ffff888054d89e30): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'wlan0' (ffff888054d89e30): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'wlan0' (ffff888054d89e30): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12/net/wlan0' kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'queues' (ffff88809b813748): kobject_add_internal: parent: 'wlan0', set: '' kobject: 'queues' (ffff88809b813748): kobject_uevent_env kobject: 'queues' (ffff88809b813748): kobject_uevent_env: filter function caused the event to drop! kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'rx-0' (ffff8880986b7010): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'rx-0' (ffff8880986b7010): kobject_uevent_env kobject: 'kvm' (ffff8880a6e9c310): kobject_uevent_env kobject: 'rx-0' (ffff8880986b7010): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12/net/wlan0/queues/rx-0' kobject: 'kvm' (ffff8880a6e9c310): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (ffff888058caa9d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (ffff888041460be0): kobject_uevent_env kobject: 'tx-0' (ffff888058caa9d8): kobject_uevent_env kobject: 'tx-0' (ffff888058caa9d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12/net/wlan0/queues/tx-0' kobject: 'loop0' (ffff888041460be0): fill_kobj_path: path = '/devices/virtual/block/loop0' XFS (loop4): bad version XFS (loop4): SB validate failed with error -22. kobject: 'tx-1' (ffff888058caab58): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff888058caab58): kobject_uevent_env kobject: 'tx-1' (ffff888058caab58): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12/net/wlan0/queues/tx-1' kobject: 'tx-2' (ffff888058caacd8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff888058caacd8): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'tx-2' (ffff888058caacd8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12/net/wlan0/queues/tx-2' kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-3' (ffff888058caae58): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff888058caae58): kobject_uevent_env kobject: 'tx-3' (ffff888058caae58): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim12/net/wlan0/queues/tx-3' kobject: 'batman_adv' (ffff888081042e00): kobject_add_internal: parent: 'wlan0', set: '' ieee80211 phy12: hwaddr 02:00:00:00:0c:00 registered kobject: 'ip6_vti1' (ffff88808d0d4770): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ip6_vti1' (ffff88808d0d4770): kobject_uevent_env kobject: 'loop5' (ffff8880a4a9d460): kobject_uevent_env kobject: 'ip6_vti1' (ffff88808d0d4770): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1' kobject: 'queues' (ffff888057ecce48): kobject_add_internal: parent: 'ip6_vti1', set: '' kobject: 'loop5' (ffff8880a4a9d460): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (ffff888057ecce48): kobject_uevent_env kobject: 'queues' (ffff888057ecce48): kobject_uevent_env: filter function caused the event to drop! kobject: 'hwsim13' (ffff8880948b6410): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'rx-0' (ffff888097c99b50): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'hwsim13' (ffff8880948b6410): kobject_uevent_env kobject: 'rx-0' (ffff888097c99b50): kobject_uevent_env kobject: 'rx-0' (ffff888097c99b50): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/rx-0' kobject: 'tx-0' (ffff8880a4c0dd18): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'hwsim13' (ffff8880948b6410): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim13' kobject: 'tx-0' (ffff8880a4c0dd18): kobject_uevent_env kobject: 'tx-0' (ffff8880a4c0dd18): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/tx-0' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff888097c99b50): kobject_cleanup, parent ffff888057ecce48 kobject: 'hwsim13' (ffff8880948b6410): kobject_uevent_env kobject: 'rx-0' (ffff888097c99b50): auto cleanup 'remove' event kobject: 'hwsim13' (ffff8880948b6410): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim13' kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'rx-0' (ffff888097c99b50): kobject_uevent_env kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'rx-0' (ffff888097c99b50): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/rx-0' kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (ffff888097c99b50): auto cleanup kobject_del kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'rx-0' (ffff888097c99b50): calling ktype release kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0': free name XFS (loop4): bad version kobject: 'tx-0' (ffff8880a4c0dd18): kobject_cleanup, parent ffff888057ecce48 XFS (loop4): SB validate failed with error -22. kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'tx-0' (ffff8880a4c0dd18): auto cleanup 'remove' event kobject: 'tx-0' (ffff8880a4c0dd18): kobject_uevent_env kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (ffff8880a4c0dd18): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/tx-0' kobject: 'tx-0' (ffff8880a4c0dd18): auto cleanup kobject_del kobject: 'loop2' (ffff8880a49d21e0): kobject_uevent_env kobject: 'tx-0' (ffff8880a4c0dd18): calling ktype release kobject: 'tx-0': free name kobject: 'loop4' (ffff8880a4a44b60): kobject_uevent_env kobject: 'queues' (ffff888057ecce48): kobject_cleanup, parent (null) kobject: 'loop4' (ffff8880a4a44b60): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (ffff888057ecce48): calling ktype release kobject: 'loop2' (ffff8880a49d21e0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (ffff888057ecce48): kset_release kobject: 'queues': free name kobject: 'loop1' (ffff8880a494a160): kobject_uevent_env kobject: 'ip6_vti1' (ffff88808d0d4770): kobject_uevent_env kobject: 'loop1' (ffff8880a494a160): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'ip6_vti1' (ffff88808d0d4770): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1' kobject: 'ip6_vti1' (ffff888059366830): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ip6_vti1' (ffff888059366830): kobject_uevent_env kobject: 'ip6_vti1' (ffff888059366830): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1' kobject: 'queues' (ffff888091717748): kobject_add_internal: parent: 'ip6_vti1', set: '' kobject: 'queues' (ffff888091717748): kobject_uevent_env kobject: 'queues' (ffff888091717748): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff888084605850): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff888084605850): kobject_uevent_env kobject: 'rx-0' (ffff888084605850): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/rx-0' kobject: 'tx-0' (ffff888089e08298): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff888089e08298): kobject_uevent_env kobject: 'tx-0' (ffff888089e08298): fill_kobj_path: path = '/devices/virtual/net/ip6_vti1/queues/tx-0' kobject: 'rx-0' (ffff888084605850): kobject_cleanup, parent ffff888091717748 kobject: 'rx-0' (ffff888084605850): auto cleanup 'remove' event