====================================================== WARNING: possible circular locking dependency detected 4.20.0-rc6-next-20181217+ #172 Not tainted kobject: 'loop5' (000000005625e8e3): kobject_uevent_env ------------------------------------------------------ syz-executor4/7783 is trying to acquire lock: 00000000cb7a3f68 (&tbl->lock){+.-.}, at: neigh_change_state+0x1dc/0x7a0 net/core/neighbour.c:141 but task is already holding lock: 00000000162a3a55 (&n->lock){++--}, at: __neigh_update+0xe6/0x1eb0 net/core/neighbour.c:1203 kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&n->lock){++--}: __raw_write_lock include/linux/rwlock_api_smp.h:210 [inline] _raw_write_lock+0x2d/0x40 kernel/locking/spinlock.c:288 neigh_periodic_work+0x3c0/0xc30 net/core/neighbour.c:894 kobject: 'loop0' (0000000006ff8633): kobject_uevent_env process_one_work+0xc90/0x1c40 kernel/workqueue.c:2153 kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 -> #0 (&tbl->lock){+.-.}: kobject: 'loop5' (000000005625e8e3): kobject_uevent_env lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3841 __raw_write_lock_bh include/linux/rwlock_api_smp.h:203 [inline] _raw_write_lock_bh+0x31/0x40 kernel/locking/spinlock.c:312 neigh_change_state+0x1dc/0x7a0 net/core/neighbour.c:141 __neigh_update+0x478/0x1eb0 net/core/neighbour.c:1302 kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' neigh_update+0x37/0x50 net/core/neighbour.c:1372 arp_req_set+0x54c/0xaa0 net/ipv4/arp.c:1072 arp_ioctl+0x48b/0xae0 net/ipv4/arp.c:1230 inet_ioctl+0x237/0x360 net/ipv4/af_inet.c:932 kobject: 'loop5' (000000005625e8e3): kobject_uevent_env sock_do_ioctl+0xeb/0x420 net/socket.c:951 sock_ioctl+0x313/0x690 net/socket.c:1075 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&n->lock); kobject: 'loop0' (0000000006ff8633): kobject_uevent_env lock(&tbl->lock); kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' lock(&n->lock); lock(&tbl->lock); *** DEADLOCK *** 2 locks held by syz-executor4/7783: #0: 00000000834ad4df (rtnl_mutex){+.+.}, at: rtnl_lock+0x17/0x20 net/core/rtnetlink.c:77 kobject: 'loop5' (000000005625e8e3): kobject_uevent_env #1: 00000000162a3a55 (&n->lock){++--}, at: __neigh_update+0xe6/0x1eb0 net/core/neighbour.c:1203 kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' stack backtrace: CPU: 0 PID: 7783 Comm: syz-executor4 Not tainted 4.20.0-rc6-next-20181217+ #172 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+0x244/0x39d lib/dump_stack.c:113 kobject: 'loop5' (000000005625e8e3): kobject_uevent_env print_circular_bug.isra.36.cold.58+0x1bd/0x27d 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+0x3399/0x4c20 kernel/locking/lockdep.c:3338 kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3841 __raw_write_lock_bh include/linux/rwlock_api_smp.h:203 [inline] _raw_write_lock_bh+0x31/0x40 kernel/locking/spinlock.c:312 neigh_change_state+0x1dc/0x7a0 net/core/neighbour.c:141 __neigh_update+0x478/0x1eb0 net/core/neighbour.c:1302 neigh_update+0x37/0x50 net/core/neighbour.c:1372 arp_req_set+0x54c/0xaa0 net/ipv4/arp.c:1072 arp_ioctl+0x48b/0xae0 net/ipv4/arp.c:1230 inet_ioctl+0x237/0x360 net/ipv4/af_inet.c:932 sock_do_ioctl+0xeb/0x420 net/socket.c:951 sock_ioctl+0x313/0x690 net/socket.c:1075 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x1de/0x1790 fs/ioctl.c:696 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457669 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f2482fb9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457669 RDX: 0000000020000040 RSI: 0000000000008955 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2482fba6d4 R13: 00000000004c2747 R14: 00000000004d46f8 R15: 00000000ffffffff kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: 7842:7843 got reply transaction with bad transaction stack, transaction 2 has target 7842:0 kobject: 'loop2' (000000001220ccd3): kobject_uevent_env binder: 7842:7843 transaction failed 29201/-71, size 0-0 line 2770 kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' binder_alloc: binder_alloc_mmap_handler: 7842 20001000-20004000 already mapped failed -16 kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: BINDER_SET_CONTEXT_MGR already set binder_alloc: 7842: binder_alloc_buf, no vma binder: 7842:7843 ioctl 40046207 0 returned -16 binder: 7842:7852 transaction failed 29189/-3, size 0-0 line 2989 kobject: 'loop0' (0000000006ff8633): kobject_uevent_env binder: 7842:7870 got reply transaction with no transaction stack kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: 7842:7870 transaction failed 29201/-71, size 0-0 line 2755 kobject: 'loop2' (000000001220ccd3): kobject_uevent_env binder: release 7842:7843 transaction 2 out, still active binder: undelivered TRANSACTION_COMPLETE kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' binder: undelivered TRANSACTION_ERROR: 29201 kobject: 'loop3' (00000000169f7a16): kobject_uevent_env binder: undelivered TRANSACTION_ERROR: 29189 kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: undelivered TRANSACTION_ERROR: 29201 kobject: 'loop1' (000000007778c11b): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set binder: send failed reply for transaction 2, target dead binder: 7886:7888 ioctl 40046207 0 returned -16 kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' binder: 7886:7888 transaction failed 29189/-22, size 0-0 line 2850 binder: undelivered TRANSACTION_ERROR: 29189 kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env binder: 7909:7911 got reply transaction with bad transaction stack, transaction 8 has target 7909:0 kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env binder: 7909:7911 transaction failed 29201/-71, size 0-0 line 2770 kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: release 7909:7911 transaction 8 out, still active kobject: 'loop0' (0000000006ff8633): kobject_uevent_env binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: send failed reply for transaction 8, target dead kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: 7955:7957 got reply transaction with bad transaction stack, transaction 11 has target 7955:0 binder: 7955:7957 transaction failed 29201/-71, size 0-0 line 2770 kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: release 7955:7957 transaction 11 out, still active binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 kobject: 'loop4' (00000000e78add75): kobject_uevent_env binder: send failed reply for transaction 11, target dead kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env binder: release 7984:7988 transaction 14 out, still active kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env binder: undelivered TRANSACTION_COMPLETE kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: send failed reply for transaction 14, target dead kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: release 7997:7998 transaction 16 out, still active kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: undelivered TRANSACTION_COMPLETE kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: send failed reply for transaction 16, target dead kobject: 'loop0' (0000000006ff8633): kobject_uevent_env binder: 8008:8009 transaction failed 29189/-22, size 0-0 line 2850 kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: undelivered TRANSACTION_ERROR: 29189 kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e78add75): kobject_uevent_env binder: 8032:8033 transaction failed 29189/-22, size 0-0 line 2850 kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: undelivered TRANSACTION_ERROR: 29189 kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env binder: 8048:8049 transaction failed 29189/-22, size 0-0 line 2850 kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000007778c11b): kobject_uevent_env binder: undelivered TRANSACTION_ERROR: 29189 kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000007778c11b): kobject_uevent_env binder: 8110:8114 ioctl c0306201 0 returned -14 kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: 8334:8335 unknown command 25344 kobject: 'loop2' (000000001220ccd3): kobject_uevent_env binder: 8334:8335 ioctl c0306201 20000000 returned -22 kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: 8350:8359 unknown command 4219648 binder: 8350:8359 ioctl c0306201 20000000 returned -22 kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e78add75): kobject_uevent_env kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000006ff8633): kobject_uevent_env kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000005625e8e3): kobject_uevent_env kobject: 'loop5' (000000005625e8e3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000007778c11b): kobject_uevent_env kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' binder: 8659:8660 got reply transaction with bad transaction stack, transaction 21 has target 8659:0 kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' binder: 8659:8660 transaction failed 29201/-71, size 0-0 line 2770 kobject: 'loop2' (000000001220ccd3): kobject_uevent_env kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' binder: BINDER_SET_CONTEXT_MGR already set kobject: 'loop2' (000000001220ccd3): kobject_uevent_env binder: 8673:8674 ioctl 40046207 0 returned -16 binder: release 8659:8660 transaction 21 out, still active binder: 8673:8674 got reply transaction with bad transaction stack, transaction 23 has target 8659:0 kobject: 'loop2' (000000001220ccd3): fill_kobj_path: path = '/devices/virtual/block/loop2' binder: undelivered TRANSACTION_COMPLETE binder: 8673:8674 transaction failed 29201/-71, size 0-0 line 2770 kobject: 'loop0' (0000000006ff8633): kobject_uevent_env binder: undelivered TRANSACTION_ERROR: 29201 kobject: 'loop0' (0000000006ff8633): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: release 8673:8674 transaction 23 out, still active binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 kobject: 'loop1' (000000007778c11b): kobject_uevent_env binder: send failed reply for transaction 21, target dead binder: send failed reply for transaction 23, target dead kobject: 'loop1' (000000007778c11b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000169f7a16): kobject_uevent_env kobject: 'loop3' (00000000169f7a16): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000e78add75): kobject_uevent_env binder: BINDER_SET_CONTEXT_MGR already set binder: 8690:8691 got reply transaction with bad transaction stack, transaction 26 has target 8690:0 kobject: 'loop4' (00000000e78add75): fill_kobj_path: path = '/devices/virtual/block/loop4' binder: 8694:8695 ioctl 40046207 0 returned -16 binder: 8690:8691 transaction failed 29201/-71, size 0-0 line 2770 binder: release 8690:8691 transaction 26 out, still active binder: undelivered TRANSACTION_COMPLETE binder: 8694:8695 got reply transaction with no transaction stack kobject: 'loop5' (000000005625e8e3): kobject_uevent_env binder: undelivered TRANSACTION_ERROR: 29201