================================================================== BUG: KASAN: use-after-free in hlist_move_list include/linux/list.h:1014 [inline] BUG: KASAN: use-after-free in collect_expired_timers kernel/time/timer.c:1625 [inline] BUG: KASAN: use-after-free in __run_timers+0x340/0x9f0 kernel/time/timer.c:1861 Write of size 8 at addr ffff888121694a00 by task syz.0.446/1979 CPU: 1 PID: 1979 Comm: syz.0.446 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 print_address_description+0x71/0x200 mm/kasan/report.c:316 print_report+0x4a/0x60 mm/kasan/report.c:420 kasan_report+0x122/0x150 mm/kasan/report.c:524 __asan_report_store8_noabort+0x17/0x20 mm/kasan/report_generic.c:356 hlist_move_list include/linux/list.h:1014 [inline] collect_expired_timers kernel/time/timer.c:1625 [inline] __run_timers+0x340/0x9f0 kernel/time/timer.c:1861 run_timer_softirq+0x6a/0xf0 kernel/time/timer.c:1888 handle_softirqs+0x1d7/0x600 kernel/softirq.c:642 __do_softirq kernel/softirq.c:680 [inline] invoke_softirq kernel/softirq.c:497 [inline] __irq_exit_rcu+0x52/0xf0 kernel/softirq.c:729 irq_exit_rcu+0x9/0x10 kernel/softirq.c:741 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa9/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:finish_task_switch+0x173/0x7b0 kernel/sched/core.c:5297 Code: 80 3c 2b 00 74 08 4c 89 f7 e8 09 29 69 00 4d 8b 2e 4d 85 ed 0f 85 cd 00 00 00 4c 89 e7 e8 15 e5 b2 03 fb 49 8d 9f 48 0b 00 00 <48> 89 d8 48 c1 e8 03 49 bd 00 00 00 00 00 fc ff df 42 0f b6 04 28 RSP: 0018:ffffc9000fb56ac0 EFLAGS: 00000282 RAX: 0000000080000001 RBX: ffff88810d3cc808 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000004 RDI: 00000000ffffffff RBP: ffffc9000fb56b10 R08: ffff8881088d656b R09: 1ffff1102111acad R10: dffffc0000000000 R11: ffffed102111acae R12: ffff8881f6f37d80 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88810d3cbcc0 context_switch kernel/sched/core.c:5423 [inline] __schedule+0xbae/0x1500 kernel/sched/core.c:6750 preempt_schedule_irq+0xaa/0x120 kernel/sched/core.c:7062 raw_irqentry_exit_cond_resched+0x29/0x30 kernel/entry/common.c:396 irqentry_exit+0x37/0x40 kernel/entry/common.c:439 sysvec_call_function_single+0x61/0xc0 arch/x86/kernel/smp.c:262 asm_sysvec_call_function_single+0x1b/0x20 arch/x86/include/asm/idtentry.h:699 RIP: 0010:__xfrm4_state_addr_check include/net/xfrm.h:1323 [inline] RIP: 0010:xfrm_state_addr_check include/net/xfrm.h:1348 [inline] RIP: 0010:xfrm_state_find+0x738/0x2a80 net/xfrm/xfrm_state.c:1102 Code: 24 10 e9 e9 00 00 00 e8 16 ba 20 fd 4c 8b 6c 24 10 e9 da 00 00 00 e8 07 ba 20 fd 4c 8b 6c 24 10 e9 cb 00 00 00 48 8b 7c 24 20 <48> 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 4d 89 f5 0f 85 d6 05 00 RSP: 0018:ffffc9000fb56dc0 EFLAGS: 00000246 RAX: 0000000000000002 RBX: 0000000000000002 RCX: 0000000000000003 RDX: ffffffff8450af9b RSI: ffffffff877f1f70 RDI: ffffc9000fb576d4 RBP: ffffc9000fb56fc0 R08: ffff88810d3cbcc0 R09: 0000000000000002 R10: 000000000000000a R11: 0000000000000002 R12: ffff888134eb7c00 R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000000 xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2426 [inline] xfrm_tmpl_resolve net/xfrm/xfrm_policy.c:2471 [inline] xfrm_resolve_and_create_bundle+0x70a/0x2f40 net/xfrm/xfrm_policy.c:2764 xfrm_lookup_with_ifid+0x905/0x2170 net/xfrm/xfrm_policy.c:3098 xfrm_lookup net/xfrm/xfrm_policy.c:3227 [inline] xfrm_lookup_route+0x3c/0x180 net/xfrm/xfrm_policy.c:3238 ip_route_output_flow+0x203/0x300 net/ipv4/route.c:2916 udp_sendmsg+0x12db/0x21a0 net/ipv4/udp.c:1248 inet_sendmsg+0xb6/0xd0 net/ipv4/af_inet.c:841 sock_sendmsg_nosec net/socket.c:716 [inline] __sock_sendmsg net/socket.c:728 [inline] ____sys_sendmsg+0x5cc/0x990 net/socket.c:2509 ___sys_sendmsg+0x2a2/0x360 net/socket.c:2563 __sys_sendmmsg+0x2cc/0x4e0 net/socket.c:2649 __do_sys_sendmmsg net/socket.c:2678 [inline] __se_sys_sendmmsg net/socket.c:2675 [inline] __x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2675 x64_sys_call+0x3f5/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff36c79aeb9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff36d6a7028 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007ff36ca16180 RCX: 00007ff36c79aeb9 RDX: 000000000800001d RSI: 0000200000007fc0 RDI: 0000000000000006 RBP: 00007ff36c808c1f R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000001c R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff36ca16218 R14: 00007ff36ca16180 R15: 00007ffe34f0c908 Allocated by task 1926: kasan_save_stack mm/kasan/common.c:46 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:53 kasan_save_alloc_info+0x25/0x30 mm/kasan/generic.c:505 ____kasan_kmalloc mm/kasan/common.c:380 [inline] __kasan_kmalloc+0x95/0xb0 mm/kasan/common.c:389 kasan_kmalloc include/linux/kasan.h:212 [inline] __do_kmalloc_node mm/slab_common.c:938 [inline] __kmalloc+0xb1/0x1e0 mm/slab_common.c:951 kmalloc include/linux/slab.h:568 [inline] kzalloc include/linux/slab.h:699 [inline] hci_alloc_dev_priv+0x27/0x1bd0 net/bluetooth/hci_core.c:2433 hci_alloc_dev include/net/bluetooth/hci_core.h:1505 [inline] hci_uart_register_dev drivers/bluetooth/hci_ldisc.c:641 [inline] hci_uart_set_proto drivers/bluetooth/hci_ldisc.c:719 [inline] hci_uart_tty_ioctl+0x3d6/0xa20 drivers/bluetooth/hci_ldisc.c:774 tty_ioctl+0x8ef/0xc60 drivers/tty/tty_io.c:2785 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0x12f/0x1b0 fs/ioctl.c:856 __x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856 x64_sys_call+0x58b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Freed by task 1926: kasan_save_stack mm/kasan/common.c:46 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:53 kasan_save_free_info+0x31/0x50 mm/kasan/generic.c:516 ____kasan_slab_free+0x132/0x180 mm/kasan/common.c:242 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:250 kasan_slab_free include/linux/kasan.h:178 [inline] slab_free_hook mm/slub.c:1750 [inline] slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1776 slab_free mm/slub.c:3712 [inline] __kmem_cache_free+0xb7/0x1b0 mm/slub.c:3728 kfree+0x6f/0xf0 mm/slab_common.c:990 hci_release_dev+0x12a3/0x13b0 net/bluetooth/hci_core.c:2761 bt_host_release+0x82/0x90 net/bluetooth/hci_sysfs.c:85 device_release+0xa4/0x1d0 drivers/base/core.c:-1 kobject_cleanup lib/kobject.c:681 [inline] kobject_release lib/kobject.c:712 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x19d/0x280 lib/kobject.c:729 put_device+0x1f/0x30 drivers/base/core.c:3806 hci_dev_put include/net/bluetooth/hci_core.h:1465 [inline] hci_dev_cmd+0x279/0x740 net/bluetooth/hci_core.c:795 hci_sock_ioctl+0x41e/0x7f0 net/bluetooth/hci_sock.c:1096 sock_do_ioctl+0x114/0x330 net/socket.c:1194 sock_ioctl+0x4ca/0x720 net/socket.c:1311 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0x12f/0x1b0 fs/ioctl.c:856 __x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856 x64_sys_call+0x58b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Last potentially related work creation: kasan_save_stack+0x3a/0x60 mm/kasan/common.c:46 __kasan_record_aux_stack+0xb6/0xc0 mm/kasan/generic.c:486 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496 insert_work+0x51/0x300 kernel/workqueue.c:1368 __queue_work+0x9b1/0xd30 kernel/workqueue.c:1527 queue_work_on+0xde/0x150 kernel/workqueue.c:1555 queue_work include/linux/workqueue.h:510 [inline] hci_cmd_sync_run net/bluetooth/hci_sync.c:140 [inline] __hci_cmd_sync_sk+0xa7f/0xd30 net/bluetooth/hci_sync.c:162 __hci_cmd_sync_status_sk net/bluetooth/hci_sync.c:253 [inline] __hci_cmd_sync_status net/bluetooth/hci_sync.c:277 [inline] hci_cmd_sync_status+0x53/0x120 net/bluetooth/hci_sync.c:288 hci_dev_cmd+0x648/0x740 net/bluetooth/hci_core.c:-1 hci_sock_ioctl+0x41e/0x7f0 net/bluetooth/hci_sock.c:1096 sock_do_ioctl+0x114/0x330 net/socket.c:1194 sock_ioctl+0x4ca/0x720 net/socket.c:1311 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0x12f/0x1b0 fs/ioctl.c:856 __x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856 x64_sys_call+0x58b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Second to last potentially related work creation: kasan_save_stack+0x3a/0x60 mm/kasan/common.c:46 __kasan_record_aux_stack+0xb6/0xc0 mm/kasan/generic.c:486 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496 insert_work+0x51/0x300 kernel/workqueue.c:1368 __queue_work+0x9b1/0xd30 kernel/workqueue.c:1527 queue_work_on+0xde/0x150 kernel/workqueue.c:1555 queue_work include/linux/workqueue.h:510 [inline] hci_cmd_timeout+0x191/0x200 net/bluetooth/hci_core.c:1468 process_one_work+0x71f/0xc40 kernel/workqueue.c:2302 worker_thread+0xa29/0x11e0 kernel/workqueue.c:2449 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 The buggy address belongs to the object at ffff888121694000 which belongs to the cache kmalloc-8k of size 8192 The buggy address is located 2560 bytes inside of 8192-byte region [ffff888121694000, ffff888121696000) The buggy address belongs to the physical page: page:ffffea000485a400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x121690 head:ffffea000485a400 order:3 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head|zone=1) raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100043500 raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d60c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_RETRY_MAYFAIL|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 1926, tgid 1916 (syz.4.430), ts 195723870738, free_ts 195660660720 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2643 prep_new_page+0x1c/0x110 mm/page_alloc.c:2650 get_page_from_freelist+0x2d12/0x2d80 mm/page_alloc.c:4554 __alloc_pages+0x1d9/0x480 mm/page_alloc.c:5868 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1 allocate_slab mm/slub.c:1967 [inline] new_slab+0x98/0x3d0 mm/slub.c:2020 ___slab_alloc+0x6bd/0xb20 mm/slub.c:3177 __slab_alloc+0x5e/0xa0 mm/slub.c:3263 slab_alloc_node mm/slub.c:3348 [inline] __kmem_cache_alloc_node+0x203/0x2c0 mm/slub.c:3423 __do_kmalloc_node mm/slab_common.c:937 [inline] __kmalloc_node+0xa1/0x1e0 mm/slab_common.c:945 kmalloc_node include/linux/slab.h:589 [inline] kvmalloc_node+0x28a/0x460 mm/util.c:592 kvmalloc include/linux/slab.h:716 [inline] kvzalloc include/linux/slab.h:724 [inline] alloc_netdev_mqs+0x8d/0xf90 net/core/dev.c:10708 rtnl_create_link+0x319/0xb10 net/core/rtnetlink.c:3295 rtnl_newlink_create net/core/rtnetlink.c:3412 [inline] __rtnl_newlink net/core/rtnetlink.c:3642 [inline] rtnl_newlink+0x1439/0x20b0 net/core/rtnetlink.c:3655 rtnetlink_rcv_msg+0xb3b/0xe00 net/core/rtnetlink.c:6150 netlink_rcv_skb+0x20f/0x460 net/netlink/af_netlink.c:2521 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1551 [inline] free_pcp_prepare mm/page_alloc.c:1625 [inline] free_unref_page_prepare+0x742/0x750 mm/page_alloc.c:3589 free_unref_page+0x95/0x540 mm/page_alloc.c:3687 free_the_page mm/page_alloc.c:836 [inline] free_compound_page+0x99/0xd0 mm/page_alloc.c:859 destroy_large_folio+0x68/0xa0 mm/page_alloc.c:896 __folio_put_large mm/swap.c:113 [inline] __folio_put+0xd1/0xe0 mm/swap.c:121 folio_put include/linux/mm.h:1442 [inline] put_page include/linux/mm.h:1494 [inline] page_to_skb+0x4e4/0xb50 drivers/net/virtio_net.c:565 receive_mergeable drivers/net/virtio_net.c:1158 [inline] receive_buf+0x466/0x4960 drivers/net/virtio_net.c:1297 virtnet_receive drivers/net/virtio_net.c:1592 [inline] virtnet_poll+0x5d3/0x1180 drivers/net/virtio_net.c:1710 __napi_poll+0xd0/0x5e0 net/core/dev.c:6606 napi_poll net/core/dev.c:6673 [inline] net_rx_action+0x4b6/0xac0 net/core/dev.c:6787 handle_softirqs+0x1d7/0x600 kernel/softirq.c:642 __do_softirq kernel/softirq.c:680 [inline] invoke_softirq kernel/softirq.c:497 [inline] __irq_exit_rcu+0x52/0xf0 kernel/softirq.c:729 irq_exit_rcu+0x9/0x10 kernel/softirq.c:741 common_interrupt+0xbe/0xe0 arch/x86/kernel/irq.c:242 asm_common_interrupt+0x27/0x40 arch/x86/include/asm/idtentry.h:682 Memory state around the buggy address: ffff888121694900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888121694980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff888121694a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888121694a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888121694b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] CPU: 1 PID: 1979 Comm: syz.0.446 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:__queue_work+0x575/0xd30 kernel/workqueue.c:-1 Code: 39 2b 0f 84 b9 00 00 00 e8 18 47 29 00 4c 89 ff e8 10 31 b8 03 49 bc 00 00 00 00 00 fc ff df 4c 8b 6d d0 4c 89 e8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ef e8 cc 74 6e 00 49 8b 7d 00 e8 a3 2c RSP: 0018:ffffc900001b0c70 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 000000007fffffff RCX: ffff88810d3cbcc0 RDX: 0000000000000100 RSI: 000000007fffffff RDI: 000000007fffffff RBP: ffffc900001b0d08 R08: 0000000000000007 R09: fffffffffffffffb R10: dffffc0000000000 R11: ffffed10242d2939 R12: dffffc0000000000 R13: 0000000000000000 R14: ffff8881216949c8 R15: 0000000000000008 FS: 00007ff36d6a76c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000013038 CR3: 0000000129f9a000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: delayed_work_timer_fn+0x61/0x80 kernel/workqueue.c:1653 call_timer_fn+0x46/0x2a0 kernel/time/timer.c:1553 expire_timers kernel/time/timer.c:1599 [inline] __run_timers+0x689/0x9f0 kernel/time/timer.c:1875 run_timer_softirq+0x6a/0xf0 kernel/time/timer.c:1888 handle_softirqs+0x1d7/0x600 kernel/softirq.c:642 __do_softirq kernel/softirq.c:680 [inline] invoke_softirq kernel/softirq.c:497 [inline] __irq_exit_rcu+0x52/0xf0 kernel/softirq.c:729 irq_exit_rcu+0x9/0x10 kernel/softirq.c:741 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa9/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:finish_task_switch+0x173/0x7b0 kernel/sched/core.c:5297 Code: 80 3c 2b 00 74 08 4c 89 f7 e8 09 29 69 00 4d 8b 2e 4d 85 ed 0f 85 cd 00 00 00 4c 89 e7 e8 15 e5 b2 03 fb 49 8d 9f 48 0b 00 00 <48> 89 d8 48 c1 e8 03 49 bd 00 00 00 00 00 fc ff df 42 0f b6 04 28 RSP: 0018:ffffc9000fb56ac0 EFLAGS: 00000282 RAX: 0000000080000001 RBX: ffff88810d3cc808 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000004 RDI: 00000000ffffffff RBP: ffffc9000fb56b10 R08: ffff8881088d656b R09: 1ffff1102111acad R10: dffffc0000000000 R11: ffffed102111acae R12: ffff8881f6f37d80 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88810d3cbcc0 context_switch kernel/sched/core.c:5423 [inline] __schedule+0xbae/0x1500 kernel/sched/core.c:6750 preempt_schedule_irq+0xaa/0x120 kernel/sched/core.c:7062 raw_irqentry_exit_cond_resched+0x29/0x30 kernel/entry/common.c:396 irqentry_exit+0x37/0x40 kernel/entry/common.c:439 sysvec_call_function_single+0x61/0xc0 arch/x86/kernel/smp.c:262 asm_sysvec_call_function_single+0x1b/0x20 arch/x86/include/asm/idtentry.h:699 RIP: 0010:__xfrm4_state_addr_check include/net/xfrm.h:1323 [inline] RIP: 0010:xfrm_state_addr_check include/net/xfrm.h:1348 [inline] RIP: 0010:xfrm_state_find+0x738/0x2a80 net/xfrm/xfrm_state.c:1102 Code: 24 10 e9 e9 00 00 00 e8 16 ba 20 fd 4c 8b 6c 24 10 e9 da 00 00 00 e8 07 ba 20 fd 4c 8b 6c 24 10 e9 cb 00 00 00 48 8b 7c 24 20 <48> 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 4d 89 f5 0f 85 d6 05 00 RSP: 0018:ffffc9000fb56dc0 EFLAGS: 00000246 RAX: 0000000000000002 RBX: 0000000000000002 RCX: 0000000000000003 RDX: ffffffff8450af9b RSI: ffffffff877f1f70 RDI: ffffc9000fb576d4 RBP: ffffc9000fb56fc0 R08: ffff88810d3cbcc0 R09: 0000000000000002 R10: 000000000000000a R11: 0000000000000002 R12: ffff888134eb7c00 R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000000 xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2426 [inline] xfrm_tmpl_resolve net/xfrm/xfrm_policy.c:2471 [inline] xfrm_resolve_and_create_bundle+0x70a/0x2f40 net/xfrm/xfrm_policy.c:2764 xfrm_lookup_with_ifid+0x905/0x2170 net/xfrm/xfrm_policy.c:3098 xfrm_lookup net/xfrm/xfrm_policy.c:3227 [inline] xfrm_lookup_route+0x3c/0x180 net/xfrm/xfrm_policy.c:3238 ip_route_output_flow+0x203/0x300 net/ipv4/route.c:2916 udp_sendmsg+0x12db/0x21a0 net/ipv4/udp.c:1248 inet_sendmsg+0xb6/0xd0 net/ipv4/af_inet.c:841 sock_sendmsg_nosec net/socket.c:716 [inline] __sock_sendmsg net/socket.c:728 [inline] ____sys_sendmsg+0x5cc/0x990 net/socket.c:2509 ___sys_sendmsg+0x2a2/0x360 net/socket.c:2563 __sys_sendmmsg+0x2cc/0x4e0 net/socket.c:2649 __do_sys_sendmmsg net/socket.c:2678 [inline] __se_sys_sendmmsg net/socket.c:2675 [inline] __x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2675 x64_sys_call+0x3f5/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff36c79aeb9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff36d6a7028 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007ff36ca16180 RCX: 00007ff36c79aeb9 RDX: 000000000800001d RSI: 0000200000007fc0 RDI: 0000000000000006 RBP: 00007ff36c808c1f R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000001c R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff36ca16218 R14: 00007ff36ca16180 R15: 00007ffe34f0c908 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__queue_work+0x575/0xd30 kernel/workqueue.c:-1 Code: 39 2b 0f 84 b9 00 00 00 e8 18 47 29 00 4c 89 ff e8 10 31 b8 03 49 bc 00 00 00 00 00 fc ff df 4c 8b 6d d0 4c 89 e8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ef e8 cc 74 6e 00 49 8b 7d 00 e8 a3 2c RSP: 0018:ffffc900001b0c70 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 000000007fffffff RCX: ffff88810d3cbcc0 RDX: 0000000000000100 RSI: 000000007fffffff RDI: 000000007fffffff RBP: ffffc900001b0d08 R08: 0000000000000007 R09: fffffffffffffffb R10: dffffc0000000000 R11: ffffed10242d2939 R12: dffffc0000000000 R13: 0000000000000000 R14: ffff8881216949c8 R15: 0000000000000008 FS: 00007ff36d6a76c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000013038 CR3: 0000000129f9a000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 80 3c 2b 00 cmpb $0x0,(%rbx,%rbp,1) 4: 74 08 je 0xe 6: 4c 89 f7 mov %r14,%rdi 9: e8 09 29 69 00 call 0x692917 e: 4d 8b 2e mov (%r14),%r13 11: 4d 85 ed test %r13,%r13 14: 0f 85 cd 00 00 00 jne 0xe7 1a: 4c 89 e7 mov %r12,%rdi 1d: e8 15 e5 b2 03 call 0x3b2e537 22: fb sti 23: 49 8d 9f 48 0b 00 00 lea 0xb48(%r15),%rbx * 2a: 48 89 d8 mov %rbx,%rax <-- trapping instruction 2d: 48 c1 e8 03 shr $0x3,%rax 31: 49 bd 00 00 00 00 00 movabs $0xdffffc0000000000,%r13 38: fc ff df 3b: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax