BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:414/tfrc_rx_hist_sample_rtt()
CPU: 0 PID: 16299 Comm: syz-executor.4 Not tainted 6.5.0-rc7-syzkaller-01868-g1fa6ffad1275 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
tfrc_rx_hist_sample_rtt+0x3db/0x4a0 net/dccp/ccids/lib/packet_history.c:414
ccid3_hc_rx_packet_recv+0x844/0xf10 net/dccp/ccids/ccid3.c:760
ccid_hc_rx_packet_recv net/dccp/ccid.h:182 [inline]
dccp_deliver_input_to_ccids+0xe3/0x260 net/dccp/input.c:176
dccp_rcv_established net/dccp/input.c:374 [inline]
dccp_rcv_established+0x106/0x160 net/dccp/input.c:364
dccp_v4_do_rcv+0x169/0x1a0 net/dccp/ipv4.c:675
sk_backlog_rcv include/net/sock.h:1115 [inline]
__sk_receive_skb+0x2a8/0xba0 net/core/sock.c:571
dccp_v4_rcv+0x1282/0x1a00 net/dccp/ipv4.c:898
ip_protocol_deliver_rcu+0x9f/0x480 net/ipv4/ip_input.c:205
ip_local_deliver_finish+0x2e6/0x520 net/ipv4/ip_input.c:233
NF_HOOK include/linux/netfilter.h:304 [inline]
NF_HOOK include/linux/netfilter.h:298 [inline]
ip_local_deliver+0x1be/0x540 net/ipv4/ip_input.c:254
dst_input include/net/dst.h:468 [inline]
ip_rcv_finish+0x1c4/0x2e0 net/ipv4/ip_input.c:449
NF_HOOK include/linux/netfilter.h:304 [inline]
NF_HOOK include/linux/netfilter.h:298 [inline]
ip_rcv+0xc8/0x410 net/ipv4/ip_input.c:569
__netif_receive_skb_one_core+0x115/0x180 net/core/dev.c:5520
__netif_receive_skb+0x1f/0x1b0 net/core/dev.c:5634
process_backlog+0x101/0x6c0 net/core/dev.c:5962
__napi_poll.constprop.0+0xb4/0x530 net/core/dev.c:6524
napi_poll net/core/dev.c:6591 [inline]
net_rx_action+0x956/0xe90 net/core/dev.c:6724
__do_softirq+0x218/0x965 kernel/softirq.c:553
invoke_softirq kernel/softirq.c:427 [inline]
__irq_exit_rcu kernel/softirq.c:632 [inline]
irq_exit_rcu+0xb7/0x120 kernel/softirq.c:644
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1109
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:lock_acquire+0x1ef/0x510 kernel/locking/lockdep.c:5729
Code: c1 05 e5 56 9b 7e 83 f8 01 0f 85 b0 02 00 00 9c 58 f6 c4 02 0f 85 9b 02 00 00 48 85 ed 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0000:ffffc90004c5f740 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff9200098beea RCX: 0000000000000001
RDX: 1ffff110066ab510 RSI: ffffffff8a6c8440 RDI: ffffffff8ac82200
RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff230cbd0
R10: ffffffff91865e87 R11: 0000000000094012 R12: 0000000000000000
R13: 0000000000000000 R14: ffffffff8c9a7b40 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:303 [inline]
rcu_read_lock include/linux/rcupdate.h:749 [inline]
is_bpf_text_address+0x38/0x1a0 kernel/bpf/core.c:729
kernel_text_address kernel/extable.c:125 [inline]
kernel_text_address+0x85/0xf0 kernel/extable.c:94
__kernel_text_address+0xd/0x30 kernel/extable.c:79
unwind_get_return_address+0x55/0xa0 arch/x86/kernel/unwind_orc.c:369
arch_stack_walk+0x9d/0xf0 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0x96/0xd0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x50 mm/kasan/common.c:45
kasan_set_track+0x25/0x30 mm/kasan/common.c:52
__kasan_slab_alloc+0x81/0x90 mm/kasan/common.c:328
kasan_slab_alloc include/linux/kasan.h:186 [inline]
slab_post_alloc_hook mm/slab.h:762 [inline]
slab_alloc_node mm/slub.c:3470 [inline]
slab_alloc mm/slub.c:3478 [inline]
__kmem_cache_alloc_lru mm/slub.c:3485 [inline]
kmem_cache_alloc+0x172/0x3b0 mm/slub.c:3494
ptlock_alloc+0x1f/0x70 mm/memory.c:6066
ptlock_init include/linux/mm.h:2814 [inline]
pgtable_pte_page_ctor include/linux/mm.h:2835 [inline]
__pte_alloc_one include/asm-generic/pgalloc.h:66 [inline]
pte_alloc_one+0x6a/0x240 arch/x86/mm/pgtable.c:33
__pte_alloc+0x6e/0x270 mm/memory.c:440
do_anonymous_page mm/memory.c:4074 [inline]
do_pte_missing mm/memory.c:3662 [inline]
handle_pte_fault mm/memory.c:4939 [inline]
__handle_mm_fault+0x3463/0x3b80 mm/memory.c:5079
handle_mm_fault+0x2ab/0x9d0 mm/memory.c:5233
do_user_addr_fault+0x446/0xfc0 arch/x86/mm/fault.c:1392
handle_page_fault arch/x86/mm/fault.c:1486 [inline]
exc_page_fault+0x5c/0xd0 arch/x86/mm/fault.c:1542
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7fc2dd051db6
Code: 8d 3c 30 4c 89 de 4c 89 54 24 38 e8 04 ae 02 00 4c 8b 54 24 38 85 c0 0f 85 57 01 00 00 48 8b 44 24 28 48 89 df 4c 89 54 24 38 <4c> 89 93 98 06 00 00 48 89 83 90 06 00 00 48 8d 83 10 03 00 00 4c
RSP: 002b:00007ffd7532dc30 EFLAGS: 00010246
RAX: 00007fc2dde3f000 RBX: 00007fc2dde5f6c0 RCX: 00007fc2dd07cba7
RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fc2dde5f6c0
RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000021000 R11: 0000000000000206 R12: 00007ffd7532ded0
R13: ffffffffffffffc0 R14: 0000000000001000 R15: 0000000000000000
----------------
Code disassembly (best guess):
0: c1 05 e5 56 9b 7e 83 roll $0x83,0x7e9b56e5(%rip) # 0x7e9b56ec
7: f8 clc
8: 01 0f add %ecx,(%rdi)
a: 85 b0 02 00 00 9c test %esi,-0x63fffffe(%rax)
10: 58 pop %rax
11: f6 c4 02 test $0x2,%ah
14: 0f 85 9b 02 00 00 jne 0x2b5
1a: 48 85 ed test %rbp,%rbp
1d: 74 01 je 0x20
1f: fb sti
20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
27: fc ff df
* 2a: 48 01 c3 add %rax,%rbx <-- trapping instruction
2d: 48 c7 03 00 00 00 00 movq $0x0,(%rbx)
34: 48 c7 43 08 00 00 00 movq $0x0,0x8(%rbx)
3b: 00
3c: 48 rex.W
3d: 8b .byte 0x8b
3e: 84 .byte 0x84
3f: 24 .byte 0x24