BUG: TASK stack guard page was hit at ffffc90017c27f58 (stack is ffffc90017c28000..ffffc90017c30000) Oops: stack guard page: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 13839 Comm: syz.4.2300 Not tainted 6.11.0-rc1-syzkaller-00247-g3608d6aca5e7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:validate_chain+0x1f/0x5900 kernel/locking/lockdep.c:3824 Code: 90 90 90 90 90 90 90 90 90 90 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 c0 02 00 00 49 89 ce <89> 54 24 58 48 89 bc 24 80 00 00 00 65 48 8b 04 25 28 00 00 00 48 RSP: 0018:ffffc90017c27f60 EFLAGS: 00010086 RAX: 1ffffffff26822b7 RBX: ffffffff934115b8 RCX: e786b45630e62849 RDX: 0000000000000000 RSI: ffff8880217f6968 RDI: ffff8880217f5a00 RBP: ffffc90017c28260 R08: ffffffff93729807 R09: 1ffffffff26e5300 R10: dffffc0000000000 R11: fffffbfff26e5301 R12: 0000000000000000 R13: ffff8880217f64d8 R14: e786b45630e62849 R15: ffff8880217f6988 FS: 00007f101b1156c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90017c27f58 CR3: 000000005b32e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <#DF> </#DF> <TASK> __lock_acquire+0x137a/0x2040 kernel/locking/lockdep.c:5142 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759 seqcount_lockdep_reader_access+0x127/0x1e0 include/linux/seqlock.h:72 read_seqbegin include/linux/seqlock.h:772 [inline] zone_span_seqbegin include/linux/memory_hotplug.h:151 [inline] page_outside_zone_boundaries mm/page_alloc.c:434 [inline] bad_range+0x5f/0x270 mm/page_alloc.c:453 rmqueue mm/page_alloc.c:3053 [inline] get_page_from_freelist+0x2e33/0x2f10 mm/page_alloc.c:3439 __alloc_pages_noprof+0x256/0x6c0 mm/page_alloc.c:4700 alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2263 stack_depot_save_flags+0x666/0x830 lib/stackdepot.c:627 save_stack+0x109/0x1f0 mm/page_owner.c:157 __set_page_owner+0x92/0x800 mm/page_owner.c:320 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1493 prep_new_page mm/page_alloc.c:1501 [inline] get_page_from_freelist+0x2e4c/0x2f10 mm/page_alloc.c:3442 __alloc_pages_noprof+0x256/0x6c0 mm/page_alloc.c:4700 alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2263 stack_depot_save_flags+0x666/0x830 lib/stackdepot.c:627 kasan_save_stack mm/kasan/common.c:48 [inline] kasan_save_track+0x51/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object+0xe0/0x150 mm/kasan/common.c:240 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2252 [inline] slab_free_freelist_hook mm/slub.c:2281 [inline] slab_free_bulk mm/slub.c:4497 [inline] kmem_cache_free_bulk+0x1f8/0x370 mm/slub.c:4711 kfree_skb_list_reason+0x6c4/0x750 net/core/skbuff.c:1290 kfree_skb_list include/linux/skbuff.h:1280 [inline] ip6_fragment+0x1c86/0x22c0 net/ipv6/ip6_output.c:979 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x1adc/0x22c0 net/ipv6/ip6_output.c:959 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x1adc/0x22c0 net/ipv6/ip6_output.c:959 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x1adc/0x22c0 net/ipv6/ip6_output.c:959 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x1adc/0x22c0 net/ipv6/ip6_output.c:959 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x1adc/0x22c0 net/ipv6/ip6_output.c:959 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x1adc/0x22c0 net/ipv6/ip6_output.c:959 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x1adc/0x22c0 net/ipv6/ip6_output.c:959 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x1adc/0x22c0 net/ipv6/ip6_output.c:959 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 ipvlan_process_v6_outbound drivers/net/ipvlan/ipvlan_core.c:497 [inline] ipvlan_process_outbound drivers/net/ipvlan/ipvlan_core.c:538 [inline] ipvlan_xmit_mode_l3 drivers/net/ipvlan/ipvlan_core.c:602 [inline] ipvlan_queue_xmit+0xa2e/0x11d0 drivers/net/ipvlan/ipvlan_core.c:668 ipvlan_start_xmit+0x4a/0x150 drivers/net/ipvlan/ipvlan_main.c:222 __netdev_start_xmit include/linux/netdevice.h:4881 [inline] netdev_start_xmit include/linux/netdevice.h:4890 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3073 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_fragment+0x164e/0x22c0 net/ipv6/ip6_output.c:1020 __ip6_finish_output net/ipv6/ip6_output.c:209 [inline] ip6_finish_output+0x2b8/0x810 net/ipv6/ip6_output.c:222 NF_HOOK include/linux/netfilter.h:314 [inline] ip6_xmit+0xefe/0x17f0 net/ipv6/ip6_output.c:358 sctp_v6_xmit+0x9f2/0x13f0 net/sctp/ipv6.c:248 sctp_packet_transmit+0x26af/0x2ca0 net/sctp/output.c:653 sctp_packet_singleton+0x22c/0x320 net/sctp/outqueue.c:783 sctp_outq_flush_ctrl net/sctp/outqueue.c:914 [inline] sctp_outq_flush+0x6d5/0x3e20 net/sctp/outqueue.c:1212 sctp_side_effects net/sctp/sm_sideeffect.c:1198 [inline] sctp_do_sm+0x59cc/0x60c0 net/sctp/sm_sideeffect.c:1169 sctp_primitive_ASSOCIATE+0x95/0xc0 net/sctp/primitive.c:73 sctp_sendmsg_to_asoc+0xfa5/0x1800 net/sctp/socket.c:1841 sctp_sendmsg+0x1bc3/0x3520 net/sctp/socket.c:2031 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x1a6/0x270 net/socket.c:745 ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597 ___sys_sendmsg net/socket.c:2651 [inline] __sys_sendmmsg+0x3b2/0x740 net/socket.c:2737 __do_sys_sendmmsg net/socket.c:2766 [inline] __se_sys_sendmmsg net/socket.c:2763 [inline] __x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2763 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f101a3779f9 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f101b115048 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007f101a505f80 RCX: 00007f101a3779f9 RDX: 0000000000000001 RSI: 0000000020001900 RDI: 0000000000000005 RBP: 00007f101a3e58ee R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000c0c0 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f101a505f80 R15: 00007ffe35f4c4f8 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:validate_chain+0x1f/0x5900 kernel/locking/lockdep.c:3824 Code: 90 90 90 90 90 90 90 90 90 90 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 c0 02 00 00 49 89 ce <89> 54 24 58 48 89 bc 24 80 00 00 00 65 48 8b 04 25 28 00 00 00 48 RSP: 0018:ffffc90017c27f60 EFLAGS: 00010086 RAX: 1ffffffff26822b7 RBX: ffffffff934115b8 RCX: e786b45630e62849 RDX: 0000000000000000 RSI: ffff8880217f6968 RDI: ffff8880217f5a00 RBP: ffffc90017c28260 R08: ffffffff93729807 R09: 1ffffffff26e5300 R10: dffffc0000000000 R11: fffffbfff26e5301 R12: 0000000000000000 R13: ffff8880217f64d8 R14: e786b45630e62849 R15: ffff8880217f6988 FS: 00007f101b1156c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90017c27f58 CR3: 000000005b32e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 90 nop 1: 90 nop 2: 90 nop 3: 90 nop 4: 90 nop 5: 90 nop 6: 90 nop 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop 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 c0 02 00 00 sub $0x2c0,%rsp 27: 49 89 ce mov %rcx,%r14 * 2a: 89 54 24 58 mov %edx,0x58(%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