syzbot


BUG: stack guard page was hit in rtnl_newlink

Status: auto-obsoleted due to no activity on 2023/08/09 14:38
Reported-by: syzbot+41a2ee472cc18b310263@syzkaller.appspotmail.com
First crash: 589d, last: 589d
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 BUG: stack guard page was hit in rtnl_newlink 2 543d 543d 0/3 auto-obsoleted due to no activity on 2023/09/04 15:24
upstream BUG: stack guard page was hit in rtnl_newlink net 259 536d 1223d 0/28 auto-obsoleted due to no activity on 2023/08/23 09:10
upstream kernel panic: corrupted stack end in rtnl_newlink net 3489 636d 983d 22/28 fixed on 2023/02/24 13:50

Sample crash report:
BUG: TASK stack guard page was hit at ffffc900099d7e38 (stack is ffffc900099d8000..ffffc900099e0000)
stack guard page: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 12380 Comm: syz-executor.5 Not tainted 5.15.106-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023
RIP: 0010:validate_chain+0x1b/0x58b0 kernel/locking/lockdep.c:3743
Code: e8 ca f7 b3 08 66 2e 0f 1f 84 00 00 00 00 00 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 58 48 89 7c 24 78 65 48 8b 04 25 28 00 00 00 48 89 84 24
RSP: 0018:ffffc900099d7e40 EFLAGS: 00010082
RAX: 1ffffffff1f15e4c RBX: ffffffff8f8af260 RCX: 8b3e74800d2d23a5
RDX: 0000000000000000 RSI: ffff888150a3a748 RDI: ffff888150a39d00
RBP: ffffc900099d80f0 R08: dffffc0000000000 R09: fffffbfff1f76e15
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffff888150a3a718 R14: 8b3e74800d2d23a5 R15: ffff888150a3a768
FS:  00007f3f8b443700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc900099d7e38 CR3: 000000015a69d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5011
 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5622
 _raw_spin_lock_nested+0x2d/0x40 kernel/locking/spinlock.c:368
 raw_spin_rq_lock_nested+0xa8/0x140 kernel/sched/core.c:483
 raw_spin_rq_lock kernel/sched/sched.h:1325 [inline]
 rq_lock kernel/sched/sched.h:1620 [inline]
 __schedule+0x2f2/0x4590 kernel/sched/core.c:6286
 preempt_schedule_irq+0xf7/0x1c0 kernel/sched/core.c:6776
 irqentry_exit+0x53/0x80 kernel/entry/common.c:426
 asm_sysvec_reschedule_ipi+0x16/0x20 arch/x86/include/asm/idtentry.h:643
RIP: 0010:unwind_get_return_address+0x63/0x80 arch/x86/kernel/unwind_orc.c:324
Code: 48 89 df e8 8f db 90 00 48 8b 3b e8 97 07 1c 00 85 c0 74 14 43 80 3c 37 00 74 08 48 89 df e8 74 db 90 00 48 8b 03 eb 02 31 c0 <5b> 41 5e 41 5f c3 89 d9 80 e1 07 80 c1 03 38 c1 7c ad 48 89 df e8
RSP: 0018:ffffc900099d8700 EFLAGS: 00000246
RAX: ffffffff81c8d88b RBX: ffffc900099d8768 RCX: 0000000080000000
RDX: dffffc0000000000 RSI: ffffc900099d8890 RDI: ffffffff81c8d88b
RBP: ffffc900099d87b0 R08: ffffc900099d8890 R09: ffffc900099d8770
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888150a39d00
R13: ffffffff816d7af0 R14: dffffc0000000000 R15: 1ffff9200133b0ed
 arch_stack_walk+0xf3/0x140 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4b/0x80 mm/kasan/common.c:46
 kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:360
 ____kasan_slab_free+0xd8/0x120 mm/kasan/common.c:366
 kasan_slab_free include/linux/kasan.h:230 [inline]
 slab_free_hook mm/slub.c:1705 [inline]
 slab_free_freelist_hook+0xdd/0x160 mm/slub.c:1731
 slab_free mm/slub.c:3499 [inline]
 kfree+0xf1/0x270 mm/slub.c:4559
 skb_free_head net/core/skbuff.c:655 [inline]
 pskb_expand_head+0x360/0x1130 net/core/skbuff.c:1736
 netlink_trim+0x183/0x220 net/netlink/af_netlink.c:1312
 netlink_broadcast_filtered+0x62/0x11a0 net/netlink/af_netlink.c:1517
 netlink_broadcast net/netlink/af_netlink.c:1562 [inline]
 nlmsg_multicast include/net/netlink.h:1033 [inline]
 nlmsg_notify+0xf7/0x1b0 net/netlink/af_netlink.c:2576
 rtnl_notify net/core/rtnetlink.c:730 [inline]
 rtmsg_ifinfo_send net/core/rtnetlink.c:3848 [inline]
 rtmsg_ifinfo_event net/core/rtnetlink.c:3863 [inline]
 rtnetlink_event+0x155/0x1b0 net/core/rtnetlink.c:5638
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_change_features+0x72/0x1b0 net/core/dev.c:10072
 team_compute_features drivers/net/team/team.c:1026 [inline]
 team_device_event+0x2bc/0x490 drivers/net/team/team.c:3019
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391
 call_netdevice_notifiers_info net/core/dev.c:1998 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2010 [inline]
 call_netdevice_notifiers net/core/dev.c:2024 [inline]
 netdev_features_change net/core/dev.c:1370 [inline]
 netdev_sync_lower_features net/core/dev.c:9853 [inline]
 __netdev_update_features+0xddc/0x1f60 net/core/dev.c:10000
 netdev_update_features+0x6d/0x1c0 net/core/dev.c:10055
 dev_disable_lro+0x43/0x1d0 net/core/dev.c:1642
 br_add_if+0x688/0x1200 net/bridge/br_if.c:645
 do_set_master net/core/rtnetlink.c:2523 [inline]
 do_setlink+0xe71/0x3af0 net/core/rtnetlink.c:2728
 __rtnl_newlink net/core/rtnetlink.c:3395 [inline]
 rtnl_newlink+0x177d/0x2060 net/core/rtnetlink.c:3510
 rtnetlink_rcv_msg+0x993/0xee0 net/core/rtnetlink.c:5587
 netlink_rcv_skb+0x1cf/0x410 net/netlink/af_netlink.c:2533
 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline]
 netlink_unicast+0x7b6/0x980 net/netlink/af_netlink.c:1356
 netlink_sendmsg+0xa30/0xd60 net/netlink/af_netlink.c:1952
 sock_sendmsg_nosec net/socket.c:704 [inline]
 sock_sendmsg net/socket.c:724 [inline]
 ____sys_sendmsg+0x59e/0x8f0 net/socket.c:2412
 ___sys_sendmsg+0x252/0x2e0 net/socket.c:2466
 __sys_sendmsg net/socket.c:2495 [inline]
 __do_sys_sendmsg net/socket.c:2504 [inline]
 __se_sys_sendmsg+0x19a/0x260 net/socket.c:2502
 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+0x61/0xcb
RIP: 0033:0x7f3f8cef2169
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:00007f3f8b443168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f3f8d012050 RCX: 00007f3f8cef2169
RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000004
RBP: 00007f3f8cf4dca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcf923ff3f R14: 00007f3f8b443300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 071e1241312b8236 ]---
RIP: 0010:validate_chain+0x1b/0x58b0 kernel/locking/lockdep.c:3743
Code: e8 ca f7 b3 08 66 2e 0f 1f 84 00 00 00 00 00 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 58 48 89 7c 24 78 65 48 8b 04 25 28 00 00 00 48 89 84 24
RSP: 0018:ffffc900099d7e40 EFLAGS: 00010082
RAX: 1ffffffff1f15e4c RBX: ffffffff8f8af260 RCX: 8b3e74800d2d23a5
RDX: 0000000000000000 RSI: ffff888150a3a748 RDI: ffff888150a39d00
RBP: ffffc900099d80f0 R08: dffffc0000000000 R09: fffffbfff1f76e15
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffff888150a3a718 R14: 8b3e74800d2d23a5 R15: ffff888150a3a768
FS:  00007f3f8b443700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc900099d7e38 CR3: 000000015a69d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	e8 ca f7 b3 08       	callq  0x8b3f7cf
   5:	66 2e 0f 1f 84 00 00 	nopw   %cs:0x0(%rax,%rax,1)
   c:	00 00 00
   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 58          	mov    %edx,0x58(%rsp) <-- trapping instruction
  2e:	48 89 7c 24 78       	mov    %rdi,0x78(%rsp)
  33:	65 48 8b 04 25 28 00 	mov    %gs:0x28,%rax
  3a:	00 00
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	84                   	.byte 0x84
  3f:	24                   	.byte 0x24

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/04/11 14:38 linux-5.15.y d86dfc4d95cd 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan BUG: stack guard page was hit in rtnl_newlink
* Struck through repros no longer work on HEAD.