audit: type=1400 audit(1554948748.381:356): avc: denied { map } for pid=20693 comm="syz-executor.1" path="/dev/usbmon0" dev="devtmpfs" ino=15564 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: 'loop3' (0000000051aa6e39): kobject_uevent_env 4.19.34 #2 Not tainted ------------------------------------------------------ syz-executor.1/20694 is trying to acquire lock: 000000006484955c (&rp->fetch_lock){+.+.}, at: mon_bin_vma_fault+0x73/0x2d0 drivers/usb/mon/mon_bin.c:1237 but task is already holding lock: kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' 00000000242fe56e (&mm->mmap_sem){++++}, at: __mm_populate+0x270/0x380 mm/gup.c:1250 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: kobject: 'loop4' (00000000d2329504): kobject_uevent_env -> #1 (&mm->mmap_sem){++++}: __might_fault mm/memory.c:4630 [inline] __might_fault+0x15e/0x1e0 mm/memory.c:4615 _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:700 [inline] do_loop_readv_writev fs/read_write.c:687 [inline] do_iter_read+0x495/0x650 fs/read_write.c:924 vfs_readv+0xf0/0x160 fs/read_write.c:986 do_readv+0xf6/0x290 fs/read_write.c:1019 __do_sys_readv fs/read_write.c:1106 [inline] __se_sys_readv fs/read_write.c:1103 [inline] __x64_sys_readv+0x75/0xb0 fs/read_write.c:1103 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' -> #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+0x116/0x480 mm/memory.c:3263 do_read_fault mm/memory.c:3675 [inline] do_fault mm/memory.c:3804 [inline] handle_pte_fault mm/memory.c:4035 [inline] __handle_mm_fault+0x2d7d/0x3f80 mm/memory.c:4159 handle_mm_fault+0x43f/0xb30 mm/memory.c:4196 kobject: 'loop2' (000000006265e619): kobject_uevent_env faultin_page mm/gup.c:518 [inline] __get_user_pages+0x609/0x1770 mm/gup.c:718 populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1222 __mm_populate+0x204/0x380 mm/gup.c:1270 mm_populate include/linux/mm.h:2315 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 ksys_mmap_pgoff+0x4aa/0x630 mm/mmap.c:1585 __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+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' 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.1/20694: kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env #0: 00000000242fe56e (&mm->mmap_sem){++++}, at: __mm_populate+0x270/0x380 mm/gup.c:1250 stack backtrace: CPU: 1 PID: 20694 Comm: syz-executor.1 Not tainted 4.19.34 #2 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+0x172/0x1f0 lib/dump_stack.c:113 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1221 kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' 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+0x2e6d/0x48f0 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 kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): 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+0x116/0x480 mm/memory.c:3263 do_read_fault mm/memory.c:3675 [inline] do_fault mm/memory.c:3804 [inline] handle_pte_fault mm/memory.c:4035 [inline] __handle_mm_fault+0x2d7d/0x3f80 mm/memory.c:4159 kobject: 'loop2' (000000006265e619): kobject_uevent_env handle_mm_fault+0x43f/0xb30 mm/memory.c:4196 faultin_page mm/gup.c:518 [inline] __get_user_pages+0x609/0x1770 mm/gup.c:718 kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' populate_vma_page_range+0x20d/0x2a0 mm/gup.c:1222 __mm_populate+0x204/0x380 mm/gup.c:1270 mm_populate include/linux/mm.h:2315 [inline] vm_mmap_pgoff+0x213/0x230 mm/util.c:362 ksys_mmap_pgoff+0x4aa/0x630 mm/mmap.c:1585 __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+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4582f9 Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f36e8759c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00000000004582f9 RDX: 0000000001000001 RSI: 0000000000062000 RDI: 0000000020000000 RBP: 000000000073bf00 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000246 R12: 00007f36e875a6d4 R13: 00000000004c4015 R14: 00000000004d75d8 R15: 00000000ffffffff kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env QAT: failed to copy from user cfg_data. kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' QAT: failed to copy from user cfg_data. kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' QAT: failed to copy from user cfg_data. QAT: failed to copy from user cfg_data. kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' QAT: failed to copy from user cfg_data. kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env QAT: failed to copy from user cfg_data. kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' QAT: failed to copy from user cfg_data. kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' IPv6 header not found IPv6 header not found Dead loop on virtual device ip6_vti0, fix it urgently! kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000006265e619): kobject_uevent_env IPv6 header not found IPv6 header not found Dead loop on virtual device ip6_vti0, fix it urgently! kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' IPv6 header not found IPv6 header not found Dead loop on virtual device ip6_vti0, fix it urgently! kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: '0:45' (00000000e0b4f10f): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: '0:45' (00000000e0b4f10f): kobject_uevent_env audit: type=1800 audit(1554948751.131:357): pid=21326 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.5" name="file0" dev="sda1" ino=16878 res=0 kobject: '0:45' (00000000e0b4f10f): fill_kobj_path: path = '/devices/virtual/bdi/0:45' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' IPv6 header not found IPv6 header not found kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env Dead loop on virtual device ip6_vti0, fix it urgently! audit: type=1804 audit(1554948751.171:358): pid=21326 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.5" name="/root/syzkaller-testdir883380867/syzkaller.tF9f77/1888/file0" dev="sda1" ino=16878 res=1 IPv6 header not found IPv6 header not found Dead loop on virtual device ip6_vti0, fix it urgently! kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: '0:45' (00000000e0b4f10f): kobject_uevent_env audit: type=1400 audit(1554948751.361:359): avc: denied { map } for pid=21635 comm="blkid" path="/sbin/blkid" dev="sda1" ino=16128 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: '0:45' (00000000e0b4f10f): fill_kobj_path: path = '/devices/virtual/bdi/0:45' IPv6 header not found IPv6 header not found kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env Dead loop on virtual device ip6_vti0, fix it urgently! kobject: '0:45' (00000000e0b4f10f): kobject_cleanup, parent (null) kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' audit: type=1800 audit(1554948751.391:360): pid=21637 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.5" name="file0" dev="sda1" ino=16878 res=0 kobject: '0:45' (00000000e0b4f10f): calling ktype release kobject: '0:45': free name kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env audit: type=1804 audit(1554948751.391:361): pid=21637 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.5" name="/root/syzkaller-testdir883380867/syzkaller.tF9f77/1889/file0" dev="sda1" ino=16878 res=1 kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: '0:45' (000000009f13c101): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' audit: type=1800 audit(1554948751.611:362): pid=21853 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.5" name="file0" dev="sda1" ino=16878 res=0 kobject: '0:45' (000000009f13c101): kobject_uevent_env audit: type=1804 audit(1554948751.641:363): pid=21853 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.5" name="/root/syzkaller-testdir883380867/syzkaller.tF9f77/1890/file0" dev="sda1" ino=16878 res=1 kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: '0:45' (000000009f13c101): fill_kobj_path: path = '/devices/virtual/bdi/0:45' kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' IPv6 header not found kobject: 'loop4' (00000000d2329504): kobject_uevent_env IPv6 header not found kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' Dead loop on virtual device ip6_vti0, fix it urgently! kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: '0:45' (000000009f13c101): kobject_uevent_env kobject: '0:45' (000000009f13c101): fill_kobj_path: path = '/devices/virtual/bdi/0:45' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: '0:45' (000000009f13c101): kobject_cleanup, parent (null) kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' audit: type=1800 audit(1554948751.921:364): pid=22173 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.5" name="file0" dev="sda1" ino=16893 res=0 kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: '0:45' (000000009f13c101): calling ktype release audit: type=1804 audit(1554948751.951:365): pid=22173 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.5" name="/root/syzkaller-testdir883380867/syzkaller.tF9f77/1891/file0" dev="sda1" ino=16893 res=1 kobject: '0:45': free name kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: '0:45' (00000000ec201ba3): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: '0:45' (00000000ec201ba3): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: '0:45' (00000000ec201ba3): fill_kobj_path: path = '/devices/virtual/bdi/0:45' kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: '0:45' (00000000ec201ba3): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: '0:45' (00000000ec201ba3): fill_kobj_path: path = '/devices/virtual/bdi/0:45' kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: '0:45' (00000000ec201ba3): kobject_cleanup, parent (null) kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: '0:45' (00000000ec201ba3): calling ktype release kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: '0:45': free name kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: '0:45' (000000009a89232a): kobject_add_internal: parent: 'bdi', set: 'devices' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: '0:45' (000000009a89232a): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: '0:45' (000000009a89232a): fill_kobj_path: path = '/devices/virtual/bdi/0:45' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: '0:45' (000000009a89232a): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: '0:45' (000000009a89232a): fill_kobj_path: path = '/devices/virtual/bdi/0:45' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: '0:45' (000000009a89232a): kobject_cleanup, parent (null) kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: '0:45' (000000009a89232a): calling ktype release kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: '0:45': free name kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kauditd_printk_skb: 11 callbacks suppressed audit: type=1800 audit(1554948753.971:377): pid=23719 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="sda1" ino=16854 res=0 kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' audit: type=1804 audit(1554948754.051:378): pid=23719 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-testdir168514665/syzkaller.T6I96P/1882/file0" dev="sda1" ino=16854 res=1 kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' audit: type=1800 audit(1554948754.801:379): pid=23820 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.0" name="SYSV00000000" dev="hugetlbfs" ino=163845 res=0 kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' audit: type=1800 audit(1554948754.971:380): pid=23938 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="SYSV00000000" dev="hugetlbfs" ino=98304 res=0 xt_bpf: check failed: parse error kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' audit: type=1800 audit(1554948755.011:381): pid=23940 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.0" name="SYSV00000000" dev="hugetlbfs" ino=229383 res=0 kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' audit: type=1800 audit(1554948755.181:382): pid=23964 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.0" name="SYSV00000000" dev="hugetlbfs" ino=262152 res=0 xt_bpf: check failed: parse error kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000d2329504): kobject_uevent_env audit: type=1800 audit(1554948755.201:383): pid=23961 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="SYSV00000000" dev="hugetlbfs" ino=131075 res=0 kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' xt_bpf: check failed: parse error kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' audit: type=1800 audit(1554948755.271:384): pid=23972 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.1" name="SYSV00000000" dev="hugetlbfs" ino=163844 res=0 kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env audit: type=1800 audit(1554948755.341:385): pid=23987 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed comm="syz-executor.0" name="SYSV00000000" dev="hugetlbfs" ino=294921 res=0 kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' xt_bpf: check failed: parse error kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000006265e619): kobject_uevent_env kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' ip6gretap0: mtu less than device minimum kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env audit: type=1400 audit(1554948757.341:386): avc: denied { create } for pid=25252 comm="syz-executor.2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 netlink: 'syz-executor.2': attribute type 116 has an invalid length. ip6gretap0: mtu less than device minimum kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000006265e619): kobject_uevent_env ip6gretap0: mtu less than device minimum platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 kobject: 'loop2' (000000006265e619): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' netlink: 'syz-executor.2': attribute type 116 has an invalid length. platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' ip6gretap0: mtu less than device minimum kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env netlink: 'syz-executor.3': attribute type 116 has an invalid length. kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 'syz-executor.2': attribute type 116 has an invalid length. kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 kobject: 'loop4' (00000000d2329504): kobject_uevent_env netlink: 'syz-executor.3': attribute type 116 has an invalid length. kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' netlink: 'syz-executor.2': attribute type 116 has an invalid length. kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env kobject: 'loop1' (000000004c6ff07f): fill_kobj_path: path = '/devices/virtual/block/loop1' platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 kobject: 'loop5' (0000000068ffd4ac): kobject_uevent_env kobject: 'loop5' (0000000068ffd4ac): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000d2329504): kobject_uevent_env netlink: 'syz-executor.3': attribute type 116 has an invalid length. kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000d20cd7ac): kobject_uevent_env platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 kobject: 'loop0' (00000000d20cd7ac): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (0000000051aa6e39): kobject_uevent_env kobject: 'loop3' (0000000051aa6e39): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000d2329504): kobject_uevent_env kobject: 'loop4' (00000000d2329504): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000004c6ff07f): kobject_uevent_env