audit: type=1400 audit(2000000369.217:346): avc: denied { map } for pid=7912 comm="syz-executor.3" path="/dev/usbmon0" dev="devtmpfs" ino=1660 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 4.19.87-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.3/7917 is trying to acquire lock: 00000000340d6f97 (&rp->fetch_lock){+.+.}, at: mon_bin_vma_fault+0x73/0x2d0 drivers/usb/mon/mon_bin.c:1237 but task is already holding lock: 00000000a9a8c0b9 (&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){++++}: kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env __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 kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' 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+0x609/0x1860 mm/gup.c:730 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1234 kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env __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: kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&mm->mmap_sem); lock(&rp->fetch_lock); lock(&mm->mmap_sem); kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env lock(&rp->fetch_lock); *** DEADLOCK *** 1 lock held by syz-executor.3/7917: #0: 00000000a9a8c0b9 (&mm->mmap_sem){++++}, at: __mm_populate+0x270/0x380 mm/gup.c:1262 stack backtrace: kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' CPU: 1 PID: 7917 Comm: syz-executor.3 Not tainted 4.19.87-syzkaller #0 kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env 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 kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' 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 kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' 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 kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' 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 kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' 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+0x609/0x1860 mm/gup.c:730 kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1234 kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' __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 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. __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 kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' 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:00007f2212577c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000045a679 RDX: 0000000001000002 RSI: 0000000000400300 RDI: 0000000020a05000 RBP: 000000000075bf20 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000008012 R11: 0000000000000246 R12: 00007f22125786d4 kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env R13: 00000000004c7861 R14: 00000000004de5a8 R15: 00000000ffffffff kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' *** Guest State *** CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env CR4: actual=0x0000000000002040, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env CR3 = 0x0000000000000000 kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' RSP = 0x0000000000000002 RIP = 0x0000000000000003 kobject: 'loop3' (000000001b058db0): kobject_uevent_env RFLAGS=0x00005497 DR7 = 0x0000000000000400 kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0x0000, attr=0x0009b, limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env ES: sel=0x0002, attr=0x00093, limit=0x0000ffff, base=0x0000000000000020 kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env GS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' GDTR: limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop3' (000000001b058db0): kobject_uevent_env LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' IDTR: limit=0x0000ffff, base=0x0000000000000000 TR: sel=0x0000, attr=0x0008b, limit=0x0000ffff, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' Interruptibility = 00000002 ActivityState = 00000000 kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env *** Host State *** kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' RIP = 0xffffffff811cf553 RSP = 0xffff88807f74f8c0 kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' FSBase=00007fd042080700 GSBase=ffff8880ae900000 TRBase=fffffe0000034000 GDTBase=fffffe0000032000 IDTBase=fffffe0000000000 CR0=0000000080050033 CR3=000000008cf8d000 CR4=00000000001426e0 Sysenter RSP=fffffe0000002200 CS:RIP=0010:ffffffff87601400 EFER = 0x0000000000000d01 PAT = 0x0407050600070106 *** Control State *** PinBased=0000003f CPUBased=b5986dfa SecondaryExec=000000e2 EntryControls=0000d1ff ExitControls=002fefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000202 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000003 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xfffffd9ea0d19bb7 EPT pointer = 0x000000008313901e Virtual processor ID = 0x0001 kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' *** Guest State *** kobject: 'loop3' (000000001b058db0): kobject_uevent_env CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' CR4: actual=0x0000000000002040, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env CR3 = 0x0000000000000000 RSP = 0x0000000000000002 RIP = 0x0000000000000003 kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' RFLAGS=0x00005497 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0x0000, attr=0x0009b, limit=0x0000ffff, base=0x0000000000000000 DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop3' (000000001b058db0): kobject_uevent_env SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env ES: sel=0x0002, attr=0x00093, limit=0x0000ffff, base=0x0000000000000020 kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GDTR: limit=0x0000ffff, base=0x0000000000000000 LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 IDTR: limit=0x0000ffff, base=0x0000000000000000 TR: sel=0x0000, attr=0x0008b, limit=0x0000ffff, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 Interruptibility = 00000002 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811cf553 RSP = 0xffff88809eb8f8c0 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fd042080700 GSBase=ffff8880ae900000 TRBase=fffffe0000003000 GDTBase=fffffe0000001000 IDTBase=fffffe0000000000 CR0=0000000080050033 CR3=0000000095ec6000 CR4=00000000001426e0 Sysenter RSP=fffffe0000002200 CS:RIP=0010:ffffffff87601400 EFER = 0x0000000000000d01 PAT = 0x0407050600070106 *** Control State *** PinBased=0000003f CPUBased=b5986dfa SecondaryExec=000000e2 EntryControls=0000d1ff ExitControls=002fefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000202 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000003 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xfffffd9e361d42b8 EPT pointer = 0x0000000054f9b01e Virtual processor ID = 0x0001 kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' audit: type=1400 audit(2000000372.707:347): avc: denied { sys_admin } for pid=8193 comm="syz-executor.3" capability=21 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: 'loop0' (000000000c1a53a1): kobject_uevent_env ptrace attach of "/root/syz-executor.0"[8201] was attempted by "/root/syz-executor.0"[8203] kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' netlink: 'syz-executor.2': attribute type 17 has an invalid length. kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env netlink: 'syz-executor.2': attribute type 9 has an invalid length. kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'ipip0' (0000000056f151d3): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ipip0' (0000000056f151d3): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'ipip0' (0000000056f151d3): fill_kobj_path: path = '/devices/virtual/net/ipip0' overlayfs: unrecognized mount option "xÿÿÿÿÿÿÿú" or missing value kobject: 'queues' (00000000c2cbd8ba): kobject_add_internal: parent: 'ipip0', set: '' kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'queues' (00000000c2cbd8ba): kobject_uevent_env overlayfs: unrecognized mount option "xÿÿÿÿÿÿÿú" or missing value kobject: 'queues' (00000000c2cbd8ba): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000074a804b9): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'rx-0' (0000000074a804b9): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (0000000074a804b9): fill_kobj_path: path = '/devices/virtual/net/ipip0/queues/rx-0' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'tx-0' (000000001c11eb5a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (000000001c11eb5a): kobject_uevent_env kobject: 'tx-0' (000000001c11eb5a): fill_kobj_path: path = '/devices/virtual/net/ipip0/queues/tx-0' netlink: 'syz-executor.5': attribute type 17 has an invalid length. netlink: 'syz-executor.5': attribute type 9 has an invalid length. kobject: 'ipip0' (0000000077696d13): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ipip0' (0000000077696d13): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'ipip0' (0000000077696d13): fill_kobj_path: path = '/devices/virtual/net/ipip0' kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'queues' (00000000602bde62): kobject_add_internal: parent: 'ipip0', set: '' kobject: 'queues' (00000000602bde62): kobject_uevent_env kobject: 'queues' (00000000602bde62): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'rx-0' (00000000a3f671c3): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (00000000a3f671c3): kobject_uevent_env kobject: 'rx-0' (00000000a3f671c3): fill_kobj_path: path = '/devices/virtual/net/ipip0/queues/rx-0' kobject: 'tx-0' (000000009d831bbc): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000009d831bbc): kobject_uevent_env kobject: 'tx-0' (000000009d831bbc): fill_kobj_path: path = '/devices/virtual/net/ipip0/queues/tx-0' netlink: 'syz-executor.2': attribute type 17 has an invalid length. netlink: 'syz-executor.2': attribute type 9 has an invalid length. kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000542f4aa7): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000542f4aa7): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000001b058db0): kobject_uevent_env kobject: 'loop3' (000000001b058db0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (000000000c1a53a1): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'loop0' (000000000c1a53a1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): kobject_uevent_env kobject: 'kvm' (000000007cff2bb1): kobject_uevent_env kobject: 'loop5' (00000000d1c1ba4a): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000007cff2bb1): fill_kobj_path: path = '/devices/virtual/misc/kvm'