syzbot


BUG: stack guard page was hit in trace_hardirqs_off_finish

Status: closed as invalid on 2021/07/13 14:04
Subsystems: trace
[Documentation on labels]
Reported-by: syzbot+cd2009ad04934b665765@syzkaller.appspotmail.com
First crash: 1019d, last: 1013d

Sample crash report:
BUG: stack guard page was hit at ffffc9001b7dfff8 (stack is ffffc9001b7e0000..ffffc9001b7e7fff)
kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 14731 Comm: syz-executor.5 Tainted: G        W         5.13.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:trace_hardirqs_off_finish+0x2/0x270 kernel/trace/trace_preemptirq.c:63
Code: ff e8 12 e9 f9 ff 0f 0b e9 57 ff ff ff e8 06 e9 f9 ff 0f 0b e9 ec fe ff ff e8 6a 87 3f 00 eb 90 0f 1f 84 00 00 00 00 00 55 53 <e8> e9 e8 f9 ff 65 8b 1d 92 1b 89 7e 31 ff 89 de e8 19 f0 f9 ff 85
RSP: 0018:ffffc9001b7e0000 EFLAGS: 00010046
RAX: ffff88808be18000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff89400bfa RDI: ffffffff891fb4cb
RBP: ffffc9001b7e0038 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f2cf9a39700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9001b7dfff8 CR3: 00000000977da000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 irqentry_enter+0x28/0x50 kernel/entry/common.c:379
 sysvec_apic_timer_interrupt+0xb/0xc0 arch/x86/kernel/apic/apic.c:1100
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:166 [inline]
RIP: 0010:unwind_next_frame+0x2fa/0x1ce0 arch/x86/kernel/unwind_orc.c:443
Code: 44 8b 5c 24 20 8b 14 95 e8 d0 7f 8e 89 c8 48 8d 3c 40 4c 8d 8c 3f f4 3b df 8d 83 c2 01 49 81 f9 e8 d0 7f 8e 0f 83 f3 10 00 00 <89> d7 48 8d 3c 7f 48 8d bc 3f f4 3b df 8d 48 81 ff e8 d0 7f 8e 0f
RSP: 0018:ffffc9001b7e00e0 EFLAGS: 00000287
RAX: 000000000014340f RBX: 1ffff920036fc024 RCX: 000000000014340f
RDX: 000000000014341b RSI: 0000000000060f06 RDI: 00000000003c9c2d
RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff8e58744e
R10: fffff520036fc042 R11: 0000000000086087 R12: ffffc9001b7e0200
R13: ffffc9001b7e01ed R14: ffffc9001b7e01b8 R15: ffffffff870f06d4
 arch_stack_walk+0x7d/0xe0 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:121
 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 __kasan_slab_alloc+0x84/0xa0 mm/kasan/common.c:467
 kasan_slab_alloc include/linux/kasan.h:253 [inline]
 slab_post_alloc_hook mm/slab.h:512 [inline]
 slab_alloc_node mm/slub.c:2970 [inline]
 kmem_cache_alloc_node+0x266/0x3e0 mm/slub.c:3006
 __alloc_skb+0x20b/0x340 net/core/skbuff.c:414
 alloc_skb include/linux/skbuff.h:1112 [inline]
 nlmsg_new include/net/netlink.h:953 [inline]
 rtmsg_ifinfo_build_skb+0x72/0x1a0 net/core/rtnetlink.c:3811
 rtmsg_ifinfo_event net/core/rtnetlink.c:3847 [inline]
 rtmsg_ifinfo_event net/core/rtnetlink.c:3838 [inline]
 rtnetlink_event+0x123/0x1d0 net/core/rtnetlink.c:5625
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_change_features+0x61/0xb0 net/core/dev.c:10073
 bond_compute_features+0x56c/0xaa0 drivers/net/bonding/bond_main.c:1452
 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3563 [inline]
 bond_netdev_event+0x81b/0xac0 drivers/net/bonding/bond_main.c:3603
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2122
 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 net/core/dev.c:9854 [inline]
 __netdev_update_features+0x95d/0x17d0 net/core/dev.c:10001
 netdev_sync_lower_features net/core/dev.c:9848 [inline]
 __netdev_update_features+0x906/0x17d0 net/core/dev.c:10001
 netdev_update_features net/core/dev.c:10056 [inline]
 dev_disable_lro+0x8d/0x3e0 net/core/dev.c:1766
 br_add_if+0xa52/0x1dc0 net/bridge/br_if.c:650
 do_set_master+0x1c8/0x220 net/core/rtnetlink.c:2524
 __rtnl_newlink+0x13af/0x1760 net/core/rtnetlink.c:3477
 rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3508
 rtnetlink_rcv_msg+0x44e/0xb70 net/core/rtnetlink.c:5574
 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504
 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline]
 netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340
 netlink_sendmsg+0x85b/0xda0 net/netlink/af_netlink.c:1929
 sock_sendmsg_nosec net/socket.c:703 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:723
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2392
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2446
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2475
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 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:00007f2cf9a39188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665d9
RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000007
RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c038
R13: 00007ffcd93e728f R14: 00007f2cf9a39300 R15: 0000000000022000
Modules linked in:
---[ end trace 709684870f06f8ef ]---
RIP: 0010:trace_hardirqs_off_finish+0x2/0x270 kernel/trace/trace_preemptirq.c:63
Code: ff e8 12 e9 f9 ff 0f 0b e9 57 ff ff ff e8 06 e9 f9 ff 0f 0b e9 ec fe ff ff e8 6a 87 3f 00 eb 90 0f 1f 84 00 00 00 00 00 55 53 <e8> e9 e8 f9 ff 65 8b 1d 92 1b 89 7e 31 ff 89 de e8 19 f0 f9 ff 85
RSP: 0018:ffffc9001b7e0000 EFLAGS: 00010046
RAX: ffff88808be18000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff89400bfa RDI: ffffffff891fb4cb
RBP: ffffc9001b7e0038 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f2cf9a39700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9001b7dfff8 CR3: 00000000977da000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/07/08 12:00 net-old d7fba8ff3e50 95793bce .config console log report info ci-upstream-net-this-kasan-gce BUG: stack guard page was hit in trace_hardirqs_off_finish
2021/07/02 06:50 net-old dbe69e433722 658ebc66 .config console log report info ci-upstream-net-this-kasan-gce BUG: stack guard page was hit in trace_hardirqs_off_finish
* Struck through repros no longer work on HEAD.