BUG: TASK stack guard page was hit at ffffc9000635feb8 (stack is ffffc90006360000..ffffc90006368000) stack guard page: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 17473 Comm: syz-executor.4 Not tainted 6.4.0-rc1-syzkaller-00177-gbb7c241fae62 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 RIP: 0010:validate_chain+0x1f/0x58e0 kernel/locking/lockdep.c:3798 Code: 77 00 eb 84 e8 92 16 43 09 66 90 f3 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec 80 02 00 00 49 89 ce <89> 54 24 60 48 89 bc 24 80 00 00 00 65 48 8b 04 25 28 00 00 00 48 RSP: 0018:ffffc9000635fec0 EFLAGS: 00010086 RAX: 1ffffffff2003fdc RBX: ffffffff9001fee0 RCX: a03d63e6a8cd7ad2 RDX: 0000000000000000 RSI: ffff888079cce430 RDI: ffff888079ccd940 RBP: ffffc90006360168 R08: dffffc0000000000 R09: fffffbfff206504d R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888079ccd940 R13: ffff888079ccd940 R14: a03d63e6a8cd7ad2 R15: ffff888079cce450 FS: 00007ff172b76700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000635feb8 CR3: 000000001f96c000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __lock_acquire+0x1295/0x2000 kernel/locking/lockdep.c:5074 lock_acquire+0x1e3/0x520 kernel/locking/lockdep.c:5691 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162 __stack_depot_save+0x1a9/0x650 lib/stackdepot.c:415 save_stack+0x108/0x1e0 mm/page_owner.c:129 __set_page_owner+0x29/0x380 mm/page_owner.c:192 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x1e6/0x210 mm/page_alloc.c:1731 prep_new_page mm/page_alloc.c:1738 [inline] get_page_from_freelist+0x321c/0x33a0 mm/page_alloc.c:3502 __alloc_pages+0x255/0x670 mm/page_alloc.c:4768 alloc_slab_page+0x6a/0x160 mm/slub.c:1851 allocate_slab mm/slub.c:1998 [inline] new_slab+0x84/0x2f0 mm/slub.c:2051 ___slab_alloc+0xa85/0x10a0 mm/slub.c:3192 __slab_alloc mm/slub.c:3291 [inline] __slab_alloc_node mm/slub.c:3344 [inline] slab_alloc_node mm/slub.c:3441 [inline] kmem_cache_alloc_node+0x1f3/0x350 mm/slub.c:3496 __alloc_skb+0x181/0x420 net/core/skbuff.c:644 alloc_skb include/linux/skbuff.h:1288 [inline] nlmsg_new include/net/netlink.h:1003 [inline] genlmsg_new include/net/genetlink.h:491 [inline] ethnl_default_notify+0x21a/0x5e0 net/ethtool/netlink.c:711 ethnl_notify_features net/ethtool/netlink.c:788 [inline] ethnl_netdev_event+0x58/0x70 net/ethtool/netlink.c:796 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_change_features+0x76/0x1b0 net/core/dev.c:9838 team_compute_features drivers/net/team/team.c:1031 [inline] team_device_event+0x2fc/0x4b0 drivers/net/team/team.c:3025 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1935 [inline] call_netdevice_notifiers_extack net/core/dev.c:1973 [inline] call_netdevice_notifiers net/core/dev.c:1987 [inline] netdev_features_change net/core/dev.c:1298 [inline] netdev_sync_lower_features net/core/dev.c:9614 [inline] __netdev_update_features+0xe44/0x2070 net/core/dev.c:9766 netdev_update_features+0x71/0x1d0 net/core/dev.c:9821 dev_disable_lro+0x47/0x1d0 net/core/dev.c:1571 hsr_portdev_setup net/hsr/hsr_slave.c:148 [inline] hsr_add_port+0x5bf/0x650 net/hsr/hsr_slave.c:184 hsr_dev_finalize+0x479/0x650 net/hsr/hsr_device.c:544 hsr_newlink+0x6aa/0x760 net/hsr/hsr_netlink.c:102 rtnl_newlink_create net/core/rtnetlink.c:3443 [inline] __rtnl_newlink net/core/rtnetlink.c:3660 [inline] rtnl_newlink+0x1468/0x2010 net/core/rtnetlink.c:3673 rtnetlink_rcv_msg+0x825/0xf40 net/core/rtnetlink.c:6395 netlink_rcv_skb+0x1df/0x430 net/netlink/af_netlink.c:2546 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x7c3/0x990 net/netlink/af_netlink.c:1365 netlink_sendmsg+0xa2a/0xd60 net/netlink/af_netlink.c:1913 sock_sendmsg_nosec net/socket.c:724 [inline] sock_sendmsg net/socket.c:747 [inline] ____sys_sendmsg+0x58f/0x890 net/socket.c:2503 ___sys_sendmsg net/socket.c:2557 [inline] __sys_sendmsg+0x2ad/0x390 net/socket.c:2586 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff171e8c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff172b76168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007ff171fac120 RCX: 00007ff171e8c169 RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000008 RBP: 00007ff171ee7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe36a20b1f R14: 00007ff172b76300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:validate_chain+0x1f/0x58e0 kernel/locking/lockdep.c:3798 Code: 77 00 eb 84 e8 92 16 43 09 66 90 f3 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec 80 02 00 00 49 89 ce <89> 54 24 60 48 89 bc 24 80 00 00 00 65 48 8b 04 25 28 00 00 00 48 RSP: 0018:ffffc9000635fec0 EFLAGS: 00010086 RAX: 1ffffffff2003fdc RBX: ffffffff9001fee0 RCX: a03d63e6a8cd7ad2 RDX: 0000000000000000 RSI: ffff888079cce430 RDI: ffff888079ccd940 RBP: ffffc90006360168 R08: dffffc0000000000 R09: fffffbfff206504d R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888079ccd940 R13: ffff888079ccd940 R14: a03d63e6a8cd7ad2 R15: ffff888079cce450 FS: 00007ff172b76700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000635feb8 CR3: 000000001f96c000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 77 00 ja 0x2 2: eb 84 jmp 0xffffff88 4: e8 92 16 43 09 callq 0x943169b 9: 66 90 xchg %ax,%ax b: f3 0f 1e fa endbr64 f: 55 push %rbp 10: 48 89 e5 mov %rsp,%rbp 13: 41 57 push %r15 15: 41 56 push %r14 17: 41 55 push %r13 19: 41 54 push %r12 1b: 53 push %rbx 1c: 48 83 e4 e0 and $0xffffffffffffffe0,%rsp 20: 48 81 ec 80 02 00 00 sub $0x280,%rsp 27: 49 89 ce mov %rcx,%r14 * 2a: 89 54 24 60 mov %edx,0x60(%rsp) <-- trapping instruction 2e: 48 89 bc 24 80 00 00 mov %rdi,0x80(%rsp) 35: 00 36: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax 3d: 00 00 3f: 48 rex.W