====================================================== WARNING: possible circular locking dependency detected 4.14.158-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.5/18229 is trying to acquire lock: (&sig->cred_guard_mutex){+.+.}, at: [] do_io_accounting+0x1d6/0x7b0 fs/proc/base.c:2726 but task is already holding lock: (&p->lock){+.+.}, at: [] seq_read+0xc1/0x1280 fs/seq_file.c:165 kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env which lock already depends on the new lock. kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' the existing dependency chain (in reverse order) is: -> #3 (&p->lock){+.+.}: lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xe8/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 seq_read+0xc1/0x1280 fs/seq_file.c:165 do_loop_readv_writev fs/read_write.c:695 [inline] do_loop_readv_writev fs/read_write.c:682 [inline] do_iter_read+0x3e2/0x5b0 fs/read_write.c:919 kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env vfs_readv+0xd3/0x130 fs/read_write.c:981 kernel_readv fs/splice.c:361 [inline] default_file_splice_read+0x421/0x870 fs/splice.c:416 do_splice_to+0x105/0x170 fs/splice.c:880 kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' splice_direct_to_actor+0x222/0x7b0 fs/splice.c:952 kobject: 'bonding_slave' (ffff88808215ef58): kobject_add_internal: parent: 'bond_slave_1', set: '' do_splice_direct+0x18d/0x230 fs/splice.c:1061 bond0: Enslaving bond_slave_1 as an active interface with an up link do_sendfile+0x4db/0xbd0 fs/read_write.c:1441 SYSC_sendfile64 fs/read_write.c:1502 [inline] SyS_sendfile64+0x102/0x110 fs/read_write.c:1488 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #2 (sb_writers#4){.+.+}: lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] __sb_start_write+0x1ae/0x2f0 fs/super.c:1363 sb_start_write include/linux/fs.h:1548 [inline] mnt_want_write+0x3f/0xb0 fs/namespace.c:386 ovl_want_write+0x76/0xa0 fs/overlayfs/util.c:25 ovl_create_object+0x79/0x1e0 fs/overlayfs/dir.c:538 ovl_create+0x28/0x30 fs/overlayfs/dir.c:563 lookup_open+0x11a6/0x1860 fs/namei.c:3240 do_last fs/namei.c:3331 [inline] path_openat+0xfca/0x3f70 fs/namei.c:3566 do_filp_open+0x18e/0x250 fs/namei.c:3600 do_sys_open+0x2c5/0x430 fs/open.c:1084 SYSC_openat fs/open.c:1111 [inline] SyS_openat+0x30/0x40 fs/open.c:1105 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #1 (&ovl_i_mutex_dir_key[depth]){++++}: lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 down_read+0x3b/0xb0 kernel/locking/rwsem.c:24 inode_lock_shared include/linux/fs.h:728 [inline] do_last fs/namei.c:3330 [inline] path_openat+0x191c/0x3f70 fs/namei.c:3566 do_filp_open+0x18e/0x250 fs/namei.c:3600 do_open_execat+0xe7/0x4a0 fs/exec.c:849 do_execveat_common.isra.0+0x6d5/0x1dd0 fs/exec.c:1740 do_execve fs/exec.c:1847 [inline] SYSC_execve fs/exec.c:1928 [inline] SyS_execve+0x39/0x50 fs/exec.c:1923 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #0 (&sig->cred_guard_mutex){+.+.}: check_prev_add kernel/locking/lockdep.c:1901 [inline] check_prevs_add kernel/locking/lockdep.c:2018 [inline] validate_chain kernel/locking/lockdep.c:2460 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3487 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xe8/0x1470 kernel/locking/mutex.c:893 mutex_lock_killable_nested+0x16/0x20 kernel/locking/mutex.c:923 do_io_accounting+0x1d6/0x7b0 fs/proc/base.c:2726 proc_tid_io_accounting+0x20/0x30 fs/proc/base.c:2769 proc_single_show+0xf0/0x160 fs/proc/base.c:761 seq_read+0x51a/0x1280 fs/seq_file.c:237 __vfs_read+0x105/0x6a0 fs/read_write.c:411 vfs_read+0x137/0x350 fs/read_write.c:447 SYSC_read fs/read_write.c:574 [inline] SyS_read+0xfd/0x230 fs/read_write.c:567 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 other info that might help us debug this: Chain exists of: &sig->cred_guard_mutex --> sb_writers#4 --> &p->lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&p->lock); lock(sb_writers#4); lock(&p->lock); lock(&sig->cred_guard_mutex); *** DEADLOCK *** 2 locks held by syz-executor.5/18229: #0: (&f->f_pos_lock){+.+.}, at: [] __fdget_pos+0xab/0xd0 fs/file.c:769 #1: (&p->lock){+.+.}, at: [] seq_read+0xc1/0x1280 fs/seq_file.c:165 stack backtrace: CPU: 0 PID: 18229 Comm: syz-executor.5 Not tainted 4.14.158-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1901 [inline] check_prevs_add kernel/locking/lockdep.c:2018 [inline] validate_chain kernel/locking/lockdep.c:2460 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3487 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xe8/0x1470 kernel/locking/mutex.c:893 mutex_lock_killable_nested+0x16/0x20 kernel/locking/mutex.c:923 do_io_accounting+0x1d6/0x7b0 fs/proc/base.c:2726 proc_tid_io_accounting+0x20/0x30 fs/proc/base.c:2769 proc_single_show+0xf0/0x160 fs/proc/base.c:761 seq_read+0x51a/0x1280 fs/seq_file.c:237 __vfs_read+0x105/0x6a0 fs/read_write.c:411 kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' vfs_read+0x137/0x350 fs/read_write.c:447 SYSC_read fs/read_write.c:574 [inline] SyS_read+0xfd/0x230 fs/read_write.c:567 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45a849 RSP: 002b:00007f312ff25c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a849 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f312ff266d4 R13: 00000000004c8d6e R14: 00000000004e0590 R15: 00000000ffffffff kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'bonding_slave' (ffff88808215ef58): kobject_cleanup, parent ffff8880a4706bf0 kobject: 'bonding_slave' (ffff88808215ef58): does not have a release() function, it is broken and must be fixed. kobject: 'bonding_slave' (ffff88808215ef58): auto cleanup kobject_del kobject: 'bonding_slave': free name kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' bond0: Releasing backup interface bond_slave_1 kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'hwsim74' (ffff888098d34910): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'hwsim74' (ffff888098d34910): kobject_uevent_env kobject: 'hwsim74' (ffff888098d34910): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74' kobject: 'hwsim74' (ffff888098d34910): kobject_uevent_env kobject: 'hwsim74' (ffff888098d34910): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74' kobject: 'ieee80211' (ffff88805ff28e80): kobject_add_internal: parent: 'hwsim74', set: '(null)' kobject: 'phy74' (ffff88801422a8f0): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy74' (ffff88801422a8f0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'phy74' (ffff88801422a8f0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74/ieee80211/phy74' kobject: 'rfkill76' (ffff888098d35268): kobject_add_internal: parent: 'phy74', set: 'devices' kobject: 'rfkill76' (ffff888098d35268): kobject_uevent_env kobject: 'rfkill76' (ffff888098d35268): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74/ieee80211/phy74/rfkill76' ieee80211 phy74: Selected rate control algorithm 'minstrel_ht' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'net' (ffff8880a8b0c200): kobject_add_internal: parent: 'hwsim74', set: '(null)' kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'wlan9' (ffff88809f2ddef0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan9' (ffff88809f2ddef0): kobject_uevent_env kobject: 'wlan9' (ffff88809f2ddef0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74/net/wlan9' kobject: 'queues' (ffff888098e24448): kobject_add_internal: parent: 'wlan9', set: '' kobject: 'queues' (ffff888098e24448): kobject_uevent_env kobject: 'queues' (ffff888098e24448): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880a9759f10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880a9759f10): kobject_uevent_env kobject: 'rx-0' (ffff8880a9759f10): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74/net/wlan9/queues/rx-0' kobject: 'tx-0' (ffff888060d465d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff888060d465d8): kobject_uevent_env kobject: 'tx-0' (ffff888060d465d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74/net/wlan9/queues/tx-0' kobject: 'tx-1' (ffff888060d46758): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff888060d46758): kobject_uevent_env kobject: 'tx-1' (ffff888060d46758): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74/net/wlan9/queues/tx-1' kobject: 'tx-2' (ffff888060d468d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff888060d468d8): kobject_uevent_env kobject: 'tx-2' (ffff888060d468d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74/net/wlan9/queues/tx-2' kobject: 'tx-3' (ffff888060d46a58): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff888060d46a58): kobject_uevent_env kobject: 'tx-3' (ffff888060d46a58): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim74/net/wlan9/queues/tx-3' kobject: 'batman_adv' (ffff8880a165c900): kobject_add_internal: parent: 'wlan9', set: '' ieee80211 phy74: hwaddr 02:00:00:00:4a:00 registered netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. kobject: 'hwsim75' (ffff88809b71b290): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'hwsim75' (ffff88809b71b290): kobject_uevent_env kobject: 'hwsim75' (ffff88809b71b290): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75' kobject: 'hwsim75' (ffff88809b71b290): kobject_uevent_env kobject: 'hwsim75' (ffff88809b71b290): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75' kobject: 'ieee80211' (ffff88808cccad00): kobject_add_internal: parent: 'hwsim75', set: '(null)' kobject: 'phy75' (ffff888026a8ab70): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy75' (ffff888026a8ab70): kobject_uevent_env kobject: 'phy75' (ffff888026a8ab70): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75/ieee80211/phy75' kobject: 'rfkill77' (ffff88805e864c68): kobject_add_internal: parent: 'phy75', set: 'devices' kobject: 'rfkill77' (ffff88805e864c68): kobject_uevent_env kobject: 'rfkill77' (ffff88805e864c68): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75/ieee80211/phy75/rfkill77' ieee80211 phy75: Selected rate control algorithm 'minstrel_ht' kobject: 'net' (ffff8880996f0e80): kobject_add_internal: parent: 'hwsim75', set: '(null)' kobject: 'wlan10' (ffff888020544730): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan10' (ffff888020544730): kobject_uevent_env kobject: 'wlan10' (ffff888020544730): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75/net/wlan10' kobject: 'queues' (ffff88809f86d748): kobject_add_internal: parent: 'wlan10', set: '' kobject: 'queues' (ffff88809f86d748): kobject_uevent_env kobject: 'queues' (ffff88809f86d748): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff888097cd3cd0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff888097cd3cd0): kobject_uevent_env kobject: 'rx-0' (ffff888097cd3cd0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75/net/wlan10/queues/rx-0' kobject: 'tx-0' (ffff88805d4e84d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff88805d4e84d8): kobject_uevent_env kobject: 'tx-0' (ffff88805d4e84d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75/net/wlan10/queues/tx-0' kobject: 'tx-1' (ffff88805d4e8658): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff88805d4e8658): kobject_uevent_env kobject: 'tx-1' (ffff88805d4e8658): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75/net/wlan10/queues/tx-1' kobject: 'tx-2' (ffff88805d4e87d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff88805d4e87d8): kobject_uevent_env kobject: 'tx-2' (ffff88805d4e87d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75/net/wlan10/queues/tx-2' kobject: 'tx-3' (ffff88805d4e8958): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff88805d4e8958): kobject_uevent_env kobject: 'tx-3' (ffff88805d4e8958): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim75/net/wlan10/queues/tx-3' kobject: 'batman_adv' (ffff888098508480): kobject_add_internal: parent: 'wlan10', set: '' ieee80211 phy75: hwaddr 02:00:00:00:4b:00 registered kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'hwsim76' (ffff88805cbc7390): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'hwsim76' (ffff88805cbc7390): kobject_uevent_env kobject: 'hwsim76' (ffff88805cbc7390): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'hwsim76' (ffff88805cbc7390): kobject_uevent_env 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'hwsim76' (ffff88805cbc7390): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76' kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'ieee80211' (ffff888026a37200): kobject_add_internal: parent: 'hwsim76', set: '(null)' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'phy76' (ffff88805d6f0f70): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'phy76' (ffff88805d6f0f70): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'phy76' (ffff88805d6f0f70): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76/ieee80211/phy76' kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rfkill78' (ffff88805d2c6aa8): kobject_add_internal: parent: 'phy76', set: 'devices' kobject: 'rfkill78' (ffff88805d2c6aa8): kobject_uevent_env kobject: 'rfkill78' (ffff88805d2c6aa8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76/ieee80211/phy76/rfkill78' ieee80211 phy76: Selected rate control algorithm 'minstrel_ht' kobject: 'net' (ffff88809c1e3c00): kobject_add_internal: parent: 'hwsim76', set: '(null)' kobject: 'wlan9' (ffff8880206c08f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan9' (ffff8880206c08f0): kobject_uevent_env kobject: 'wlan9' (ffff8880206c08f0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76/net/wlan9' kobject: 'queues' (ffff88806294b948): kobject_add_internal: parent: 'wlan9', set: '' kobject: 'queues' (ffff88806294b948): kobject_uevent_env kobject: 'queues' (ffff88806294b948): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff88809fe59f10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff88809fe59f10): kobject_uevent_env kobject: 'rx-0' (ffff88809fe59f10): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76/net/wlan9/queues/rx-0' kobject: 'tx-0' (ffff88809d65a098): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff88809d65a098): kobject_uevent_env kobject: 'tx-0' (ffff88809d65a098): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76/net/wlan9/queues/tx-0' kobject: 'tx-1' (ffff88809d65a218): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff88809d65a218): kobject_uevent_env kobject: 'tx-1' (ffff88809d65a218): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76/net/wlan9/queues/tx-1' kobject: 'tx-2' (ffff88809d65a398): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff88809d65a398): kobject_uevent_env kobject: 'tx-2' (ffff88809d65a398): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76/net/wlan9/queues/tx-2' kobject: 'tx-3' (ffff88809d65a518): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff88809d65a518): kobject_uevent_env kobject: 'tx-3' (ffff88809d65a518): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim76/net/wlan9/queues/tx-3' kobject: 'batman_adv' (ffff888019956080): kobject_add_internal: parent: 'wlan9', set: '' ieee80211 phy76: hwaddr 02:00:00:00:4c:00 registered kobject: 'hwsim77' (ffff8880a40a1510): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'hwsim77' (ffff8880a40a1510): kobject_uevent_env kobject: 'hwsim77' (ffff8880a40a1510): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77' kobject: 'hwsim77' (ffff8880a40a1510): kobject_uevent_env kobject: 'hwsim77' (ffff8880a40a1510): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77' kobject: 'ieee80211' (ffff88809ec6b900): kobject_add_internal: parent: 'hwsim77', set: '(null)' kobject: 'phy77' (ffff88806bbd2f70): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy77' (ffff88806bbd2f70): kobject_uevent_env kobject: 'phy77' (ffff88806bbd2f70): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77/ieee80211/phy77' kobject: 'rfkill79' (ffff88809fb536e8): kobject_add_internal: parent: 'phy77', set: 'devices' kobject: 'rfkill79' (ffff88809fb536e8): kobject_uevent_env kobject: 'rfkill79' (ffff88809fb536e8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77/ieee80211/phy77/rfkill79' ieee80211 phy77: Selected rate control algorithm 'minstrel_ht' kobject: 'net' (ffff88809ec6bb00): kobject_add_internal: parent: 'hwsim77', set: '(null)' kobject: 'wlan10' (ffff88805b3d2030): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan10' (ffff88805b3d2030): kobject_uevent_env kobject: 'wlan10' (ffff88805b3d2030): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77/net/wlan10' kobject: 'queues' (ffff8880a0b44f48): kobject_add_internal: parent: 'wlan10', set: '' kobject: 'queues' (ffff8880a0b44f48): kobject_uevent_env kobject: 'queues' (ffff8880a0b44f48): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880a5cf3a90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880a5cf3a90): kobject_uevent_env kobject: 'rx-0' (ffff8880a5cf3a90): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77/net/wlan10/queues/rx-0' kobject: 'tx-0' (ffff88806454c0d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff88806454c0d8): kobject_uevent_env kobject: 'tx-0' (ffff88806454c0d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77/net/wlan10/queues/tx-0' kobject: 'tx-1' (ffff88806454c258): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff88806454c258): kobject_uevent_env kobject: 'tx-1' (ffff88806454c258): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77/net/wlan10/queues/tx-1' kobject: 'tx-2' (ffff88806454c3d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff88806454c3d8): kobject_uevent_env kobject: 'tx-2' (ffff88806454c3d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77/net/wlan10/queues/tx-2' kobject: 'tx-3' (ffff88806454c558): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'tx-3' (ffff88806454c558): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-3' (ffff88806454c558): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim77/net/wlan10/queues/tx-3' kobject: 'batman_adv' (ffff88809f6dac80): kobject_add_internal: parent: 'wlan10', set: '' ieee80211 phy77: hwaddr 02:00:00:00:4d:00 registered kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' 9pnet: Insufficient options for proto=fd kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' 9pnet: Insufficient options for proto=fd kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env 9pnet: Insufficient options for proto=fd kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' EXT4-fs warning (device sda1): ext4_group_extend:1741: can't shrink FS - resize aborted 9pnet: Insufficient options for proto=fd kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' EXT4-fs warning (device sda1): ext4_group_extend:1741: can't shrink FS - resize aborted kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' 9pnet: Insufficient options for proto=fd kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' 9pnet: Insufficient options for proto=fd kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' 9pnet: Could not find request transport: fO kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env 9pnet: Could not find request transport: fO kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'hwsim78' (ffff88806155b650): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' 9pnet: Insufficient options for proto=fd kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'hwsim78' (ffff88806155b650): kobject_uevent_env 9pnet: Insufficient options for proto=fd kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'hwsim78' (ffff88806155b650): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78' kobject: 'hwsim78' (ffff88806155b650): kobject_uevent_env kobject: 'hwsim78' (ffff88806155b650): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78' kobject: 'ieee80211' (ffff8880875b3300): kobject_add_internal: parent: 'hwsim78', set: '(null)' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'phy78' (ffff88803394ba70): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy78' (ffff88803394ba70): kobject_uevent_env kobject: 'phy78' (ffff88803394ba70): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78/ieee80211/phy78' kobject: 'rfkill80' (ffff88805bf0f7e8): kobject_add_internal: parent: 'phy78', set: 'devices' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'rfkill80' (ffff88805bf0f7e8): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rfkill80' (ffff88805bf0f7e8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78/ieee80211/phy78/rfkill80' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env ieee80211 phy78: Selected rate control algorithm 'minstrel_ht' kobject: 'net' (ffff8880a01fb580): kobject_add_internal: parent: 'hwsim78', set: '(null)' kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'wlan11' (ffff8880183546f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan11' (ffff8880183546f0): kobject_uevent_env kobject: 'wlan11' (ffff8880183546f0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78/net/wlan11' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'queues' (ffff8880a9d9e948): kobject_add_internal: parent: 'wlan11', set: '' kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (ffff8880a9d9e948): kobject_uevent_env kobject: 'queues' (ffff8880a9d9e948): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880a93f3490): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880a93f3490): kobject_uevent_env kobject: 'rx-0' (ffff8880a93f3490): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78/net/wlan11/queues/rx-0' kobject: 'tx-0' (ffff888092644a98): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff888092644a98): kobject_uevent_env kobject: 'tx-0' (ffff888092644a98): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78/net/wlan11/queues/tx-0' kobject: 'tx-1' (ffff888092644c18): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff888092644c18): kobject_uevent_env kobject: 'tx-1' (ffff888092644c18): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78/net/wlan11/queues/tx-1' kobject: 'tx-2' (ffff888092644d98): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff888092644d98): kobject_uevent_env kobject: 'tx-2' (ffff888092644d98): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78/net/wlan11/queues/tx-2' kobject: 'tx-3' (ffff888092644f18): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff888092644f18): kobject_uevent_env kobject: 'tx-3' (ffff888092644f18): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim78/net/wlan11/queues/tx-3' kobject: 'batman_adv' (ffff8880805d8680): kobject_add_internal: parent: 'wlan11', set: '' ieee80211 phy78: hwaddr 02:00:00:00:4e:00 registered kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (ffff8880a40acde0): kobject_uevent_env kobject: 'loop2' (ffff8880a40acde0): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a41e86a0): kobject_uevent_env kobject: 'loop5' (ffff8880a41e86a0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a416e620): kobject_uevent_env kobject: 'loop4' (ffff8880a416e620): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880569c4aa0): kobject_uevent_env kobject: 'loop0' (ffff8880569c4aa0): fill_kobj_path: path = '/devices/virtual/block/loop0'