Hello, syzbot found the following issue on: HEAD commit: 7fef2edf7cc7 sd: don't mess with SD_MINORS for CONFIG_DEBU.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=118eebc2300000 kernel config: https://syzkaller.appspot.com/x/.config?x=bcfdb4db27992419 dashboard link: https://syzkaller.appspot.com/bug?extid=399cbcbb7917bd2f96ee compiler: Debian clang version 11.0.1-2 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+399cbcbb7917bd2f96ee@xxxxxxxxxxxxxxxxxxxxxxxxx BUG: stack guard page was hit at ffffc900024fff18 (stack is ffffc90002500000..ffffc90002507fff) kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 14026 Comm: syz-executor.5 Tainted: G W 5.14.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:lock_acquire+0x3c/0x4a0 kernel/locking/lockdep.c:5593 Code: 81 ec 20 01 00 00 45 89 c6 41 89 f7 48 89 fb 65 48 8b 04 25 28 00 00 00 48 89 84 24 00 01 00 00 49 bc 00 00 00 00 00 fc ff df <48> c7 44 24 40 b3 8a b5 41 48 c7 44 24 48 bc d5 f8 8b 48 c7 44 24 RSP: 0018:ffffc900024fff20 EFLAGS: 00010282 RAX: a66bc51f58bac500 RBX: ffffffff8c717740 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c717740 RBP: ffffc90002500070 R08: 0000000000000000 R09: 0000000000000000 R10: ffffed1010ef9415 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff920004a001c R14: 0000000000000000 R15: 0000000000000000 FS: 00007f699499a700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900024fff18 CR3: 0000000038cf6000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rcu_lock_acquire+0x2a/0x30 include/linux/rcupdate.h:267 rcu_read_lock include/linux/rcupdate.h:687 [inline] dev_get_alias+0x25/0x1d0 net/core/dev.c:1477 nla_put_ifalias+0x91/0x120 net/core/rtnetlink.c:1571 rtnl_fill_ifinfo+0x108b/0x4a10 net/core/rtnetlink.c:1749 rtmsg_ifinfo_build_skb+0xe2/0x180 net/core/rtnetlink.c:3815 rtmsg_ifinfo_event net/core/rtnetlink.c:3847 [inline] rtnetlink_event+0xed/0x1b0 net/core/rtnetlink.c:5625 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_change_features+0x72/0x1b0 net/core/dev.c:10060 team_compute_features drivers/net/team/team.c:1026 [inline] team_device_event+0x299/0x470 drivers/net/team/team.c:3007 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2122 [inline] call_netdevice_notifiers_extack net/core/dev.c:2134 [inline] call_netdevice_notifiers net/core/dev.c:2148 [inline] netdev_features_change net/core/dev.c:1494 [inline] netdev_sync_lower_features+0x3a3/0x600 net/core/dev.c:9841 __netdev_update_features+0x4c6/0x1260 net/core/dev.c:9988 netdev_update_features+0x6d/0x1c0 net/core/dev.c:10043 dev_disable_lro+0x43/0x280 net/core/dev.c:1766 br_add_if+0xcab/0x1a50 net/bridge/br_if.c:650 do_set_master net/core/rtnetlink.c:2524 [inline] do_setlink+0xe51/0x3f70 net/core/rtnetlink.c:2728 __rtnl_newlink net/core/rtnetlink.c:3393 [inline] rtnl_newlink+0x16e4/0x1cd0 net/core/rtnetlink.c:3508 rtnetlink_rcv_msg+0x91c/0xe50 net/core/rtnetlink.c:5574 netlink_rcv_skb+0x1f0/0x460 net/netlink/af_netlink.c:2504 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x7de/0x9b0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x9e7/0xe00 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:702 [inline] sock_sendmsg net/socket.c:722 [inline] ____sys_sendmsg+0x5a2/0x900 net/socket.c:2385 ___sys_sendmsg net/socket.c:2439 [inline] __sys_sendmsg+0x319/0x400 net/socket.c:2468 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665d9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f699499a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665d9 RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c038 R13: 00007fffc1aaee5f R14: 00007f699499a300 R15: 0000000000022000 Modules linked in: ---[ end trace ac70e69260416dfc ]--- RIP: 0010:lock_acquire+0x3c/0x4a0 kernel/locking/lockdep.c:5593 Code: 81 ec 20 01 00 00 45 89 c6 41 89 f7 48 89 fb 65 48 8b 04 25 28 00 00 00 48 89 84 24 00 01 00 00 49 bc 00 00 00 00 00 fc ff df <48> c7 44 24 40 b3 8a b5 41 48 c7 44 24 48 bc d5 f8 8b 48 c7 44 24 RSP: 0018:ffffc900024fff20 EFLAGS: 00010282 RAX: a66bc51f58bac500 RBX: ffffffff8c717740 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c717740 RBP: ffffc90002500070 R08: 0000000000000000 R09: 0000000000000000 R10: ffffed1010ef9415 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff920004a001c R14: 0000000000000000 R15: 0000000000000000 FS: 00007f699499a700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900024fff18 CR3: 0000000038cf6000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
