BUG: stack guard page was hit at 000000008812ec40 (stack is 000000007b2cb064..00000000f463c358) kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 18994 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:unwind_next_frame+0xe4/0x1df0 arch/x86/kernel/unwind_orc.c:425 Code: 41 5d 41 5e 41 5f c3 4d 8d 67 48 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 80 3c 02 00 0f 85 91 15 00 00 49 8b 47 48 <48> 89 44 24 08 49 8d 47 38 48 89 c2 48 89 04 24 48 b8 00 00 00 00 RSP: 0018:ffffc900160c7fd8 EFLAGS: 00010246 RAX: ffffffff8132b3b2 RBX: 1ffff92002c19003 RCX: ffffc900160c81f8 RDX: 1ffff92002c19036 RSI: 0000000000000000 RDI: ffffc900160c8168 RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc900160c8190 R10: ffffc900160c81c7 R11: fffff52002c19038 R12: ffffc900160c81b0 R13: fffff52002c1902f R14: fffff52002c1902e R15: ffffc900160c8168 FS: 00007f9933a0c700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900160c7fc8 CR3: 00000000504b1000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __unwind_start arch/x86/kernel/unwind_orc.c:698 [inline] __unwind_start+0x568/0x900 arch/x86/kernel/unwind_orc.c:624 unwind_start arch/x86/include/asm/unwind.h:60 [inline] arch_stack_walk+0x5e/0xf0 arch/x86/kernel/stacktrace.c:24 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:123 save_stack+0x1b/0x40 mm/kasan/common.c:48 set_track mm/kasan/common.c:56 [inline] __kasan_kmalloc mm/kasan/common.c:494 [inline] __kasan_kmalloc.constprop.0+0xbf/0xd0 mm/kasan/common.c:467 slab_post_alloc_hook mm/slab.h:586 [inline] slab_alloc_node mm/slab.c:3263 [inline] kmem_cache_alloc_node+0x13c/0x760 mm/slab.c:3575 __alloc_skb+0xba/0x5a0 net/core/skbuff.c:198 alloc_skb include/linux/skbuff.h:1083 [inline] nlmsg_new include/net/netlink.h:940 [inline] rtmsg_ifinfo_build_skb+0x72/0x1a0 net/core/rtnetlink.c:3702 rtmsg_ifinfo_event.part.0+0x49/0xe0 net/core/rtnetlink.c:3738 rtmsg_ifinfo_event net/core/rtnetlink.c:5519 [inline] rtnetlink_event+0x11e/0x150 net/core/rtnetlink.c:5512 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 netdev_change_features+0x61/0xb0 net/core/dev.c:9246 bond_compute_features.isra.0+0x521/0xa40 drivers/net/bonding/bond_main.c:1188 bond_slave_netdev_event drivers/net/bonding/bond_main.c:3237 [inline] bond_netdev_event+0x6ee/0x930 drivers/net/bonding/bond_main.c:3277 notifier_call_chain+0xc0/0x230 kernel/notifier.c:83 call_netdevice_notifiers_info net/core/dev.c:2016 [inline] call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2001 call_netdevice_notifiers_extack net/core/dev.c:2028 [inline] call_netdevice_notifiers net/core/dev.c:2042 [inline] netdev_features_change net/core/dev.c:1432 [inline] netdev_sync_lower_features net/core/dev.c:9043 [inline] __netdev_update_features+0x877/0x1320 net/core/dev.c:9174 Lost 382 message(s)! ---[ end trace 421a0c4a624d2b6d ]--- RIP: 0010:unwind_next_frame+0xe4/0x1df0 arch/x86/kernel/unwind_orc.c:425 Code: 41 5d 41 5e 41 5f c3 4d 8d 67 48 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 80 3c 02 00 0f 85 91 15 00 00 49 8b 47 48 <48> 89 44 24 08 49 8d 47 38 48 89 c2 48 89 04 24 48 b8 00 00 00 00 RSP: 0018:ffffc900160c7fd8 EFLAGS: 00010246 RAX: ffffffff8132b3b2 RBX: 1ffff92002c19003 RCX: ffffc900160c81f8 RDX: 1ffff92002c19036 RSI: 0000000000000000 RDI: ffffc900160c8168 RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc900160c8190 R10: ffffc900160c81c7 R11: fffff52002c19038 R12: ffffc900160c81b0 R13: fffff52002c1902f R14: fffff52002c1902e R15: ffffc900160c8168 FS: 00007f9933a0c700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900160c7fc8 CR3: 00000000504b1000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400