nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. ====================================================== WARNING: possible circular locking dependency detected 4.19.84 #0 Not tainted ------------------------------------------------------ kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env syz-executor.3/27434 is trying to acquire lock: 000000003dfe28b7 (&rp->fetch_lock kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' ){+.+.}, at: mon_bin_vma_fault+0x73/0x2d0 drivers/usb/mon/mon_bin.c:1237 but task is already holding lock: 000000001ae1343c (&mm->mmap_sem){++++}, at: __mm_populate+0x270/0x380 mm/gup.c:1262 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&mm->mmap_sem){++++}: __might_fault mm/memory.c:4638 [inline] __might_fault+0x15e/0x1e0 mm/memory.c:4623 _copy_to_user+0x30/0x120 lib/usercopy.c:25 copy_to_user include/linux/uaccess.h:155 [inline] mon_bin_read+0x329/0x640 drivers/usb/mon/mon_bin.c:825 do_loop_readv_writev fs/read_write.c:701 [inline] do_loop_readv_writev fs/read_write.c:688 [inline] do_iter_read+0x490/0x640 fs/read_write.c:925 vfs_readv+0xf0/0x160 fs/read_write.c:987 do_readv+0x15e/0x370 fs/read_write.c:1020 __do_sys_readv fs/read_write.c:1107 [inline] __se_sys_readv fs/read_write.c:1104 [inline] __x64_sys_readv+0x75/0xb0 fs/read_write.c:1104 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&rp->fetch_lock){+.+.}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1300 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 mon_bin_vma_fault+0x73/0x2d0 drivers/usb/mon/mon_bin.c:1237 __do_fault+0x111/0x480 mm/memory.c:3269 do_cow_fault mm/memory.c:3710 [inline] do_fault mm/memory.c:3812 [inline] handle_pte_fault mm/memory.c:4041 [inline] __handle_mm_fault+0xf6d/0x3f80 mm/memory.c:4165 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202 faultin_page mm/gup.c:530 [inline] __get_user_pages+0x609/0x17a0 mm/gup.c:730 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1234 __mm_populate+0x204/0x380 mm/gup.c:1282 mm_populate include/linux/mm.h:2323 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 ksys_mmap_pgoff+0x4aa/0x630 mm/mmap.c:1586 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe 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.3/27434: #0: 000000001ae1343c (&mm->mmap_sem){++++}, at: __mm_populate+0x270/0x380 mm/gup.c:1262 stack backtrace: CPU: 0 PID: 27434 Comm: syz-executor.3 Not tainted 4.19.84 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1861 [inline] check_prevs_add kernel/locking/lockdep.c:1974 [inline] validate_chain kernel/locking/lockdep.c:2415 [inline] __lock_acquire+0x2e19/0x49c0 kernel/locking/lockdep.c:3411 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1300 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 mon_bin_vma_fault+0x73/0x2d0 drivers/usb/mon/mon_bin.c:1237 __do_fault+0x111/0x480 mm/memory.c:3269 do_cow_fault mm/memory.c:3710 [inline] do_fault mm/memory.c:3812 [inline] handle_pte_fault mm/memory.c:4041 [inline] __handle_mm_fault+0xf6d/0x3f80 mm/memory.c:4165 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202 faultin_page mm/gup.c:530 [inline] __get_user_pages+0x609/0x17a0 mm/gup.c:730 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1234 __mm_populate+0x204/0x380 mm/gup.c:1282 mm_populate include/linux/mm.h:2323 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 ksys_mmap_pgoff+0x4aa/0x630 mm/mmap.c:1586 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a639 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4938b10c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000045a639 RDX: 0000000001000002 RSI: 0000000000400300 RDI: 0000000020a05000 RBP: 000000000075bf20 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000008012 R11: 0000000000000246 R12: 00007f4938b116d4 R13: 00000000004c705c R14: 00000000004dc7f8 R15: 00000000ffffffff kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' FAT-fs (loop4): bogus number of reserved sectors kobject: 'loop1' (00000000d5334f86): kobject_uevent_env FAT-fs (loop4): Can't find a valid FAT filesystem kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kauditd_printk_skb: 2 callbacks suppressed audit: type=1804 audit(1574282175.981:300): pid=27516 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/332/file0" dev="sda1" ino=16627 res=1 kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'rx-0' (00000000f250699a): kobject_cleanup, parent 0000000019fc4946 kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (00000000f250699a): auto cleanup 'remove' event kobject: 'rx-0' (00000000f250699a): kobject_uevent_env kobject: 'rx-0' (00000000f250699a): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000f250699a): auto cleanup kobject_del kobject: 'rx-0' (00000000f250699a): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000005e13a045): kobject_cleanup, parent 0000000019fc4946 kobject: 'tx-0' (000000005e13a045): auto cleanup 'remove' event kobject: 'tx-0' (000000005e13a045): kobject_uevent_env kobject: 'tx-0' (000000005e13a045): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000005e13a045): auto cleanup kobject_del kobject: 'tx-0' (000000005e13a045): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000019fc4946): kobject_cleanup, parent (null) kobject: 'queues' (0000000019fc4946): calling ktype release kobject: 'queues' (0000000019fc4946): kset_release kobject: 'queues': free name kobject: 'ip6gre0' (00000000bf80eb46): kobject_uevent_env kobject: 'ip6gre0' (00000000bf80eb46): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'ip6gre0' (00000000bf80eb46): kobject_cleanup, parent (null) kobject: 'ip6gre0' (00000000bf80eb46): calling ktype release kobject: 'ip6gre0': free name kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (00000000ab3f3c95): kobject_cleanup, parent 000000004625094d kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000ab3f3c95): auto cleanup 'remove' event kobject: 'rx-0' (00000000ab3f3c95): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000ab3f3c95): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000ab3f3c95): auto cleanup kobject_del kobject: 'rx-0' (00000000ab3f3c95): calling ktype release kobject: 'rx-0': free name kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000049590004): kobject_cleanup, parent 000000004625094d kobject: 'tx-0' (0000000049590004): auto cleanup 'remove' event kobject: 'tx-0' (0000000049590004): kobject_uevent_env kobject: 'tx-0' (0000000049590004): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (0000000049590004): auto cleanup kobject_del kobject: 'tx-0' (0000000049590004): calling ktype release kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'tx-0': free name kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (000000004625094d): kobject_cleanup, parent (null) kobject: 'queues' (000000004625094d): calling ktype release kobject: 'queues' (000000004625094d): kset_release kobject: 'queues': free name kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'ip6tnl0' (00000000ee7ece12): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'ip6tnl0' (00000000ee7ece12): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env audit: type=1804 audit(1574282176.821:301): pid=27536 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/333/file0/file0" dev="sda1" ino=16534 res=1 kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'ip6tnl0' (00000000ee7ece12): kobject_cleanup, parent (null) kobject: 'ip6tnl0' (00000000ee7ece12): calling ktype release kobject: 'ip6tnl0': free name kobject: 'rx-0' (0000000099091d18): kobject_cleanup, parent 0000000054ac3085 kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'rx-0' (0000000099091d18): auto cleanup 'remove' event kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'rx-0' (0000000099091d18): kobject_uevent_env kobject: 'rx-0' (0000000099091d18): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000099091d18): auto cleanup kobject_del kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (0000000099091d18): calling ktype release kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'rx-0': free name kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tx-0' (00000000c1dc4fb0): kobject_cleanup, parent 0000000054ac3085 kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'tx-0' (00000000c1dc4fb0): auto cleanup 'remove' event kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'tx-0' (00000000c1dc4fb0): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (00000000c1dc4fb0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (00000000c1dc4fb0): auto cleanup kobject_del kobject: 'tx-0' (00000000c1dc4fb0): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000054ac3085): kobject_cleanup, parent (null) kobject: 'queues' (0000000054ac3085): calling ktype release kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'queues' (0000000054ac3085): kset_release kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues': free name kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'sit0' (00000000761ac1cb): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'sit0' (00000000761ac1cb): kobject_uevent_env: uevent_suppress caused the event to drop! protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env audit: type=1804 audit(1574282177.421:302): pid=27610 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/334/file0" dev="sda1" ino=16627 res=1 kobject: 'sit0' (00000000761ac1cb): kobject_cleanup, parent (null) kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'sit0' (00000000761ac1cb): calling ktype release kobject: 'sit0': free name kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'rx-0' (00000000b66eae6a): kobject_cleanup, parent 000000003ca6ecda kobject: 'rx-0' (00000000b66eae6a): auto cleanup 'remove' event kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000b66eae6a): kobject_uevent_env kobject: 'rx-0' (00000000b66eae6a): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'rx-0' (00000000b66eae6a): auto cleanup kobject_del kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000b66eae6a): calling ktype release kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0': free name kobject: 'tx-0' (000000007aaca1bf): kobject_cleanup, parent 000000003ca6ecda kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'tx-0' (000000007aaca1bf): auto cleanup 'remove' event kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (000000007aaca1bf): kobject_uevent_env kobject: 'tx-0' (000000007aaca1bf): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (000000007aaca1bf): auto cleanup kobject_del kobject: 'tx-0' (000000007aaca1bf): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000003ca6ecda): kobject_cleanup, parent (null) kobject: 'queues' (000000003ca6ecda): calling ktype release kobject: 'queues' (000000003ca6ecda): kset_release kobject: 'queues': free name kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'ip6_vti0' (000000009f286676): kobject_uevent_env kobject: 'ip6_vti0' (000000009f286676): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env audit: type=1804 audit(1574282177.891:303): pid=27636 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/335/file0/file0" dev="loop4" ino=279 res=1 kobject: 'ip6_vti0' (000000009f286676): kobject_cleanup, parent (null) kobject: 'ip6_vti0' (000000009f286676): calling ktype release kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'ip6_vti0': free name kobject: 'rx-0' (00000000b6cfcf9d): kobject_cleanup, parent 00000000c9ef34ae kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (00000000b6cfcf9d): auto cleanup 'remove' event kobject: 'rx-0' (00000000b6cfcf9d): kobject_uevent_env kobject: 'rx-0' (00000000b6cfcf9d): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'rx-0' (00000000b6cfcf9d): auto cleanup kobject_del kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'rx-0' (00000000b6cfcf9d): calling ktype release kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0': free name kobject: 'tx-0' (00000000e7c91084): kobject_cleanup, parent 00000000c9ef34ae kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'tx-0' (00000000e7c91084): auto cleanup 'remove' event audit: type=1804 audit(1574282178.161:304): pid=27666 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/336/file0/file0" dev="sda1" ino=17041 res=1 kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tx-0' (00000000e7c91084): kobject_uevent_env kobject: 'tx-0' (00000000e7c91084): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000e7c91084): auto cleanup kobject_del kobject: 'tx-0' (00000000e7c91084): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000c9ef34ae): kobject_cleanup, parent (null) protocol 88fb is buggy, dev hsr_slave_0 kobject: 'queues' (00000000c9ef34ae): calling ktype release protocol 88fb is buggy, dev hsr_slave_1 kobject: 'queues' (00000000c9ef34ae): kset_release kobject: 'queues': free name kobject: 'ip_vti0' (0000000066dae529): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'ip_vti0' (0000000066dae529): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'ip_vti0' (0000000066dae529): kobject_cleanup, parent (null) kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'ip_vti0' (0000000066dae529): calling ktype release kobject: 'ip_vti0': free name kobject: 'batman_adv' (00000000f885c7db): kobject_uevent_env kobject: 'batman_adv' (00000000f885c7db): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (00000000f885c7db): kobject_cleanup, parent (null) kobject: 'batman_adv' (00000000f885c7db): calling ktype release kobject: (00000000f885c7db): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (0000000048262976): kobject_cleanup, parent 000000009668d385 kobject: 'rx-0' (0000000048262976): auto cleanup 'remove' event kobject: 'rx-0' (0000000048262976): kobject_uevent_env kobject: 'rx-0' (0000000048262976): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000048262976): auto cleanup kobject_del kobject: 'rx-0' (0000000048262976): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000513322fd): kobject_cleanup, parent 000000009668d385 kobject: 'tx-0' (00000000513322fd): auto cleanup 'remove' event kobject: 'tx-0' (00000000513322fd): kobject_uevent_env kobject: 'tx-0' (00000000513322fd): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000513322fd): auto cleanup kobject_del kobject: 'tx-0' (00000000513322fd): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000009668d385): kobject_cleanup, parent (null) kobject: 'queues' (000000009668d385): calling ktype release kobject: 'queues' (000000009668d385): kset_release kobject: 'queues': free name kobject: 'erspan0' (000000002232569c): kobject_uevent_env kobject: 'erspan0' (000000002232569c): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'erspan0' (000000002232569c): kobject_cleanup, parent (null) kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'erspan0' (000000002232569c): calling ktype release kobject: 'erspan0': free name kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'batman_adv' (0000000028727482): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'batman_adv' (0000000028727482): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'batman_adv' (0000000028727482): kobject_cleanup, parent (null) kobject: 'batman_adv' (0000000028727482): calling ktype release kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: (0000000028727482): dynamic_kobj_release kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'batman_adv': free name kobject: 'rx-0' (00000000698f9fa6): kobject_cleanup, parent 000000009765df0a kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000698f9fa6): auto cleanup 'remove' event kobject: 'rx-0' (00000000698f9fa6): kobject_uevent_env kobject: 'rx-0' (00000000698f9fa6): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'rx-0' (00000000698f9fa6): auto cleanup kobject_del kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'rx-0' (00000000698f9fa6): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000035d65fa1): kobject_cleanup, parent 000000009765df0a kobject: 'tx-0' (0000000035d65fa1): auto cleanup 'remove' event kobject: 'tx-0' (0000000035d65fa1): kobject_uevent_env kobject: 'tx-0' (0000000035d65fa1): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (0000000035d65fa1): auto cleanup kobject_del kobject: 'tx-0' (0000000035d65fa1): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000009765df0a): kobject_cleanup, parent (null) kobject: 'queues' (000000009765df0a): calling ktype release kobject: 'queues' (000000009765df0a): kset_release kobject: 'queues': free name kobject: 'gretap0' (000000000c66c4a1): kobject_uevent_env kobject: 'gretap0' (000000000c66c4a1): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env audit: type=1804 audit(1574282179.111:305): pid=27713 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/337/file0/file0" dev="sda1" ino=17041 res=1 kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'gretap0' (000000000c66c4a1): kobject_cleanup, parent (null) kobject: 'gretap0' (000000000c66c4a1): calling ktype release kobject: 'gretap0': free name kobject: 'rx-0' (000000001ab32c44): kobject_cleanup, parent 0000000069f56a10 kobject: 'rx-0' (000000001ab32c44): auto cleanup 'remove' event kobject: 'rx-0' (000000001ab32c44): kobject_uevent_env kobject: 'rx-0' (000000001ab32c44): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000001ab32c44): auto cleanup kobject_del kobject: 'rx-0' (000000001ab32c44): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000005a78b6c3): kobject_cleanup, parent 0000000069f56a10 kobject: 'tx-0' (000000005a78b6c3): auto cleanup 'remove' event kobject: 'tx-0' (000000005a78b6c3): kobject_uevent_env kobject: 'tx-0' (000000005a78b6c3): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'tx-0' (000000005a78b6c3): auto cleanup kobject_del kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (000000005a78b6c3): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000069f56a10): kobject_cleanup, parent (null) kobject: 'queues' (0000000069f56a10): calling ktype release kobject: 'queues' (0000000069f56a10): kset_release kobject: 'queues': free name kobject: 'gre0' (00000000ce3b8a2b): kobject_uevent_env kobject: 'gre0' (00000000ce3b8a2b): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'gre0' (00000000ce3b8a2b): kobject_cleanup, parent (null) kobject: 'gre0' (00000000ce3b8a2b): calling ktype release kobject: 'gre0': free name kobject: 'rx-0' (0000000084786efd): kobject_cleanup, parent 000000000fca01a2 kobject: 'rx-0' (0000000084786efd): auto cleanup 'remove' event kobject: 'rx-0' (0000000084786efd): kobject_uevent_env kobject: 'rx-0' (0000000084786efd): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000084786efd): auto cleanup kobject_del kobject: 'rx-0' (0000000084786efd): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000a56ad721): kobject_cleanup, parent 000000000fca01a2 kobject: 'tx-0' (00000000a56ad721): auto cleanup 'remove' event kobject: 'tx-0' (00000000a56ad721): kobject_uevent_env kobject: 'tx-0' (00000000a56ad721): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000a56ad721): auto cleanup kobject_del kobject: 'tx-0' (00000000a56ad721): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000000fca01a2): kobject_cleanup, parent (null) kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (000000000fca01a2): calling ktype release kobject: 'queues' (000000000fca01a2): kset_release kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues': free name kobject: 'tunl0' (000000002564917f): kobject_uevent_env kobject: 'tunl0' (000000002564917f): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env audit: type=1804 audit(1574282179.721:306): pid=27738 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="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/338/file0/file0" dev="sda1" ino=16945 res=1 kobject: 'tunl0' (000000002564917f): kobject_cleanup, parent (null) kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tunl0' (000000002564917f): calling ktype release kobject: 'tunl0': free name kobject: 'rx-0' (0000000070e3c712): kobject_cleanup, parent 00000000b47e8a41 kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'rx-0' (0000000070e3c712): auto cleanup 'remove' event kobject: 'rx-0' (0000000070e3c712): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (0000000070e3c712): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'rx-0' (0000000070e3c712): auto cleanup kobject_del kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (0000000070e3c712): calling ktype release kobject: 'rx-0': free name kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'tx-0' (0000000025e7ed67): kobject_cleanup, parent 00000000b47e8a41 kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (0000000025e7ed67): auto cleanup 'remove' event kobject: 'tx-0' (0000000025e7ed67): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'tx-0' (0000000025e7ed67): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (0000000025e7ed67): auto cleanup kobject_del kobject: 'tx-0' (0000000025e7ed67): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000b47e8a41): kobject_cleanup, parent (null) kobject: 'queues' (00000000b47e8a41): calling ktype release kobject: 'queues' (00000000b47e8a41): kset_release kobject: 'queues': free name kobject: 'lo' (00000000ee4cc0fb): kobject_uevent_env kobject: 'lo' (00000000ee4cc0fb): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'lo' (00000000ee4cc0fb): kobject_cleanup, parent (null) kobject: 'lo' (00000000ee4cc0fb): calling ktype release kobject: 'lo': free name kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env audit: type=1804 audit(1574282180.141:307): pid=27767 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/339/file0/file0" dev="loop4" ino=280 res=1 kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' audit: type=1804 audit(1574282180.511:308): pid=27783 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/340/file0/file0" dev="sda1" ino=16721 res=1 kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env audit: type=1804 audit(1574282180.831:309): pid=27802 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/341/file0/file0" dev="sda1" ino=16737 res=1 kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' audit: type=1804 audit(1574282181.281:310): pid=27848 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/342/file0/file0" dev="sda1" ino=16899 res=1 kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' audit: type=1804 audit(1574282181.581:311): pid=27881 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/343/file0/file0" dev="sda1" ino=16561 res=1 kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' audit: type=1804 audit(1574282182.251:312): pid=27939 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/345/file0/file0" dev="loop4" ino=281 res=1 kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env audit: type=1804 audit(1574282182.891:313): pid=27970 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/346/file0/file0" dev="sda1" ino=16818 res=1 kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' audit: type=1804 audit(1574282183.701:314): pid=27996 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="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/347/file0/file0" dev="loop4" ino=282 res=1 kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000f14b8a9a): kobject_uevent_env kobject: 'loop5' (00000000f14b8a9a): fill_kobj_path: path = '/devices/virtual/block/loop5' audit: type=1804 audit(1574282184.041:315): pid=28025 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/348/file0/file0" dev="loop4" ino=283 res=1 kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000c1ed6398): kobject_uevent_env kobject: 'loop2' (00000000c1ed6398): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000c8da44f2): kobject_uevent_env audit: type=1804 audit(1574282184.321:316): pid=28065 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.4" name="/root/syzkaller-testdir356362341/syzkaller.OjKs9C/349/file0/file0" dev="loop4" ino=284 res=1 kobject: 'loop3' (00000000c8da44f2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000d5334f86): kobject_uevent_env kobject: 'loop1' (00000000d5334f86): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000f7020aa5): kobject_uevent_env kobject: 'loop4' (00000000f7020aa5): fill_kobj_path: path = '/devices/virtual/block/loop4'