====================================================== WARNING: possible circular locking dependency detected 5.0.0-rc8+ #89 Not tainted ------------------------------------------------------ syz-executor.1/22995 is trying to acquire lock: 00000000d0bfde2c (&sig->cred_guard_mutex){+.+.}, at: do_io_accounting+0x1f4/0x830 fs/proc/base.c:2707 but task is already holding lock: 000000004c5c8032 (&p->lock){+.+.}, at: seq_read+0x71/0x1130 fs/seq_file.c:161 kobject: 'loop5' (00000000499d3aad): kobject_uevent_env which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&p->lock){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1310 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' seq_read+0x71/0x1130 fs/seq_file.c:161 proc_reg_read+0x1fa/0x2c0 fs/proc/inode.c:229 do_loop_readv_writev fs/read_write.c:700 [inline] do_loop_readv_writev fs/read_write.c:687 [inline] do_iter_read+0x4a9/0x660 fs/read_write.c:921 vfs_readv+0xf0/0x160 fs/read_write.c:983 kernel_readv fs/splice.c:362 [inline] default_file_splice_read+0x475/0x890 fs/splice.c:417 do_splice_to+0x12a/0x190 fs/splice.c:880 do_splice+0xf7c/0x1330 fs/splice.c:1178 __do_sys_splice fs/splice.c:1419 [inline] __se_sys_splice fs/splice.c:1399 [inline] __ia32_sys_splice+0x2c4/0x330 fs/splice.c:1399 do_syscall_32_irqs_on arch/x86/entry/common.c:326 [inline] do_fast_syscall_32+0x281/0xc98 arch/x86/entry/common.c:397 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 -> #1 (&pipe->mutex/1){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1310 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 __pipe_lock fs/pipe.c:83 [inline] fifo_open+0x159/0xb00 fs/pipe.c:905 do_dentry_open+0x47d/0x1130 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x10d7/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_open_execat+0x13b/0x6d0 fs/exec.c:856 __do_execve_file.isra.0+0x178d/0x23f0 fs/exec.c:1758 do_execveat_common fs/exec.c:1865 [inline] compat_do_execve fs/exec.c:1909 [inline] __do_compat_sys_execve fs/exec.c:1984 [inline] __se_compat_sys_execve fs/exec.c:1980 [inline] __ia32_compat_sys_execve+0x94/0xc0 fs/exec.c:1980 do_syscall_32_irqs_on arch/x86/entry/common.c:326 [inline] do_fast_syscall_32+0x281/0xc98 arch/x86/entry/common.c:397 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 -> #0 (&sig->cred_guard_mutex){+.+.}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1310 kernel/locking/mutex.c:1072 mutex_lock_killable_nested+0x16/0x20 kernel/locking/mutex.c:1102 kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env do_io_accounting+0x1f4/0x830 fs/proc/base.c:2707 proc_tgid_io_accounting+0x23/0x30 fs/proc/base.c:2756 proc_single_show+0xf6/0x180 fs/proc/base.c:739 kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' seq_read+0x4db/0x1130 fs/seq_file.c:229 __vfs_read+0x116/0x8c0 fs/read_write.c:416 vfs_read+0x194/0x3e0 fs/read_write.c:452 ksys_pread64+0x183/0x1c0 fs/read_write.c:626 __do_compat_sys_x86_pread arch/x86/ia32/sys_ia32.c:177 [inline] __se_compat_sys_x86_pread arch/x86/ia32/sys_ia32.c:174 [inline] __ia32_compat_sys_x86_pread+0xc4/0x130 arch/x86/ia32/sys_ia32.c:174 do_syscall_32_irqs_on arch/x86/entry/common.c:326 [inline] do_fast_syscall_32+0x281/0xc98 arch/x86/entry/common.c:397 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 other info that might help us debug this: Chain exists of: &sig->cred_guard_mutex --> &pipe->mutex/1 --> &p->lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&p->lock); lock(&pipe->mutex/1); lock(&p->lock); lock(&sig->cred_guard_mutex); *** DEADLOCK *** bridge0: port 1(bridge_slave_0) entered listening state 1 lock held by syz-executor.1/22995: #0: 000000004c5c8032 (&p->lock){+.+.}, at: seq_read+0x71/0x1130 fs/seq_file.c:161 stack backtrace: CPU: 1 PID: 22995 Comm: syz-executor.1 Not tainted 5.0.0-rc8+ #89 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:1224 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2350 [inline] __lock_acquire+0x2f00/0x4700 kernel/locking/lockdep.c:3338 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1310 kernel/locking/mutex.c:1072 mutex_lock_killable_nested+0x16/0x20 kernel/locking/mutex.c:1102 do_io_accounting+0x1f4/0x830 fs/proc/base.c:2707 proc_tgid_io_accounting+0x23/0x30 fs/proc/base.c:2756 proc_single_show+0xf6/0x180 fs/proc/base.c:739 seq_read+0x4db/0x1130 fs/seq_file.c:229 __vfs_read+0x116/0x8c0 fs/read_write.c:416 vfs_read+0x194/0x3e0 fs/read_write.c:452 ksys_pread64+0x183/0x1c0 fs/read_write.c:626 __do_compat_sys_x86_pread arch/x86/ia32/sys_ia32.c:177 [inline] __se_compat_sys_x86_pread arch/x86/ia32/sys_ia32.c:174 [inline] __ia32_compat_sys_x86_pread+0xc4/0x130 arch/x86/ia32/sys_ia32.c:174 do_syscall_32_irqs_on arch/x86/entry/common.c:326 [inline] do_fast_syscall_32+0x281/0xc98 arch/x86/entry/common.c:397 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 RIP: 0023:0xf7fe0869 Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000f5dbb0cc EFLAGS: 00000296 ORIG_RAX: 00000000000000b4 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'hwsim10' (00000000b71cfe30): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'hwsim10' (00000000b71cfe30): kobject_uevent_env kobject: 'hwsim10' (00000000b71cfe30): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'hwsim10' (00000000b71cfe30): kobject_uevent_env kobject: 'hwsim10' (00000000b71cfe30): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10' audit: type=1326 audit(1551410100.963:56): auid=4294967295 uid=0 gid=0 ses=4294967295 subj==unconfined pid=23203 comm="syz-executor.5" exe="/root/syz-executor.5" sig=9 arch=40000003 syscall=265 compat=1 ip=0xf7f12869 code=0x0 kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'ieee80211' (000000005f6445c8): kobject_add_internal: parent: 'hwsim10', set: '(null)' kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'â' (00000000b1382059): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'â' (00000000b1382059): kobject_uevent_env kobject: 'â' (00000000b1382059): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10/ieee80211/â' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'rfkill11' (000000002c39db22): kobject_add_internal: parent: 'â', set: 'devices' kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rfkill11' (000000002c39db22): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rfkill11' (000000002c39db22): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10/ieee80211/â/rfkill11' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' ieee80211 â: Selected rate control algorithm 'minstrel_ht' kobject: 'net' (00000000415cb170): kobject_add_internal: parent: 'hwsim10', set: '(null)' kobject: 'wlan0' (00000000b9da81ba): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan0' (00000000b9da81ba): kobject_uevent_env kobject: 'wlan0' (00000000b9da81ba): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10/net/wlan0' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'queues' (0000000053a8ef5d): kobject_add_internal: parent: 'wlan0', set: '' kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (0000000053a8ef5d): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'queues' (0000000053a8ef5d): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000d78487f0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000d78487f0): kobject_uevent_env kobject: 'rx-0' (00000000d78487f0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10/net/wlan0/queues/rx-0' kobject: 'tx-0' (00000000b368a653): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000b368a653): kobject_uevent_env kobject: 'tx-0' (00000000b368a653): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10/net/wlan0/queues/tx-0' kobject: 'tx-1' (00000000d70687d9): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (00000000d70687d9): kobject_uevent_env kobject: 'tx-1' (00000000d70687d9): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10/net/wlan0/queues/tx-1' kobject: 'tx-2' (00000000aa50c299): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env kobject: 'tx-2' (00000000aa50c299): kobject_uevent_env kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'tx-2' (00000000aa50c299): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10/net/wlan0/queues/tx-2' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'tx-3' (00000000f6e35729): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'tx-3' (00000000f6e35729): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-3' (00000000f6e35729): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim10/net/wlan0/queues/tx-3' kobject: 'batman_adv' (00000000e5f85e69): kobject_add_internal: parent: 'wlan0', set: '' bridge0: port 1(bridge_slave_0) entered listening state kobject: 'hwsim11' (000000006d74c8e9): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' audit: type=1326 audit(1551410101.763:57): auid=4294967295 uid=0 gid=0 ses=4294967295 subj==unconfined pid=23203 comm="syz-executor.5" exe="/root/syz-executor.5" sig=9 arch=40000003 syscall=265 compat=1 ip=0xf7f12869 code=0x0 kobject: 'hwsim11' (000000006d74c8e9): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'hwsim11' (000000006d74c8e9): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'hwsim11' (000000006d74c8e9): kobject_uevent_env kobject: 'hwsim11' (000000006d74c8e9): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11' kobject: 'ieee80211' (00000000f49dc3b3): kobject_add_internal: parent: 'hwsim11', set: '(null)' kobject: 'phy12' (000000001d734924): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy12' (000000001d734924): kobject_uevent_env kobject: 'phy12' (000000001d734924): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11/ieee80211/phy12' kobject: 'rfkill12' (00000000d55dbdd7): kobject_add_internal: parent: 'phy12', set: 'devices' kobject: 'rfkill12' (00000000d55dbdd7): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'rfkill12' (00000000d55dbdd7): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11/ieee80211/phy12/rfkill12' kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' kobject: 'net' (00000000722a3df5): kobject_add_internal: parent: 'hwsim11', set: '(null)' kobject: 'wlan1' (000000000a0333a3): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan1' (000000000a0333a3): kobject_uevent_env kobject: 'wlan1' (000000000a0333a3): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11/net/wlan1' kobject: 'queues' (000000005ac6ace6): kobject_add_internal: parent: 'wlan1', set: '' kobject: 'queues' (000000005ac6ace6): kobject_uevent_env kobject: 'queues' (000000005ac6ace6): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000006ea8195): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000006ea8195): kobject_uevent_env kobject: 'rx-0' (0000000006ea8195): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11/net/wlan1/queues/rx-0' kobject: 'tx-0' (0000000093d721c4): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000093d721c4): kobject_uevent_env kobject: 'tx-0' (0000000093d721c4): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11/net/wlan1/queues/tx-0' kobject: 'tx-1' (0000000064bf5fb0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (0000000064bf5fb0): kobject_uevent_env kobject: 'tx-1' (0000000064bf5fb0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11/net/wlan1/queues/tx-1' kobject: 'tx-2' (0000000035ef489a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (0000000035ef489a): kobject_uevent_env kobject: 'tx-2' (0000000035ef489a): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11/net/wlan1/queues/tx-2' kobject: 'tx-3' (0000000015d531b8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (0000000015d531b8): kobject_uevent_env kobject: 'tx-3' (0000000015d531b8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim11/net/wlan1/queues/tx-3' kobject: 'batman_adv' (00000000874c635b): kobject_add_internal: parent: 'wlan1', set: '' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' Unknown ioctl 35084 Unknown ioctl 35084 kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' bridge0: port 1(bridge_slave_0) entered listening state kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000499d3aad): kobject_uevent_env kobject: 'loop5' (00000000499d3aad): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000f637e2b5): kobject_uevent_env kobject: 'loop2' (00000000f637e2b5): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000003d2bf3c2): kobject_uevent_env kobject: 'loop3' (000000003d2bf3c2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000834c8a72): kobject_uevent_env kobject: 'loop1' (00000000834c8a72): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000004c088526): kobject_uevent_env kobject: 'loop4' (000000004c088526): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000f009c7e4): kobject_uevent_env kobject: 'loop0' (00000000f009c7e4): fill_kobj_path: path = '/devices/virtual/block/loop0'