IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 8021q: adding VLAN 0 to HW filter on device batadv0 8021q: adding VLAN 0 to HW filter on device batadv0 ===================================== WARNING: bad unlock balance detected! 5.0.0-rc5 #59 Not tainted ------------------------------------- syz-executor5/7980 is trying to release lock (sk_lock-AF_RXRPC) at: [] rxrpc_recvmsg+0x6d3/0x3099 net/rxrpc/recvmsg.c:598 but there are no more locks to release! other info that might help us debug this: 1 lock held by syz-executor5/7980: #0: 0000000075556d3a (slock-AF_RXRPC){+...}, at: spin_lock_bh include/linux/spinlock.h:334 [inline] #0: 0000000075556d3a (slock-AF_RXRPC){+...}, at: release_sock+0x20/0x1c0 net/core/sock.c:2798 stack backtrace: CPU: 1 PID: 7980 Comm: syz-executor5 Not tainted 5.0.0-rc5 #59 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_unlock_imbalance_bug kernel/locking/lockdep.c:3391 [inline] print_unlock_imbalance_bug.cold+0x114/0x123 kernel/locking/lockdep.c:3368 __lock_release kernel/locking/lockdep.c:3601 [inline] lock_release+0x67e/0xa00 kernel/locking/lockdep.c:3860 sock_release_ownership include/net/sock.h:1471 [inline] release_sock+0x183/0x1c0 net/core/sock.c:2808 rxrpc_recvmsg+0x6d3/0x3099 net/rxrpc/recvmsg.c:598 sock_recvmsg_nosec net/socket.c:794 [inline] sock_recvmsg net/socket.c:801 [inline] sock_recvmsg+0xd0/0x110 net/socket.c:797 __sys_recvfrom+0x1ff/0x350 net/socket.c:1845 __do_sys_recvfrom net/socket.c:1863 [inline] __se_sys_recvfrom net/socket.c:1859 [inline] __x64_sys_recvfrom+0xe1/0x1a0 net/socket.c:1859 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e39 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f8ef2596c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002d RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000457e39 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000246 R12: 00007f8ef25976d4 R13: 00000000004c4ac2 R14: 00000000004d8450 R15: 00000000ffffffff kobject: 'loop2' (0000000016d51ad9): kobject_uevent_env kobject: 'loop2' (0000000016d51ad9): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000a68b7026): kobject_uevent_env kobject: 'loop0' (00000000a68b7026): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000e8a26fcd): kobject_uevent_env kobject: 'loop5' (00000000e8a26fcd): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (0000000041811216): kobject_uevent_env kobject: 'loop1' (0000000041811216): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000d6577292): kobject_uevent_env kobject: 'loop3' (00000000d6577292): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000f1e5ac28): kobject_uevent_env kobject: 'loop4' (00000000f1e5ac28): fill_kobj_path: path = '/devices/virtual/block/loop4'