Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
CPU: 1 UID: 0 PID: 20159 Comm: syz.9.3020 Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:_compound_head include/linux/page-flags.h:242 [inline]
RIP: 0010:put_page+0x23/0x260 include/linux/mm.h:1552
Code: 90 90 90 90 90 90 90 55 41 57 41 56 53 49 89 fe 48 bd 00 00 00 00 00 fc ff df e8 c8 83 14 f8 49 8d 5e 08 48 89 d8 48 c1 e8 03 <80> 3c 28 00 74 08 48 89 df e8 af 3a 7c f8 48 8b 1b 48 89 de 48 83
RSP: 0018:ffffc90000a17f40 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000008 RCX: ffff888027310000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffffffff8980ef1d R09: 1ffff1100fd4344c
R10: dffffc0000000000 R11: ffffed100fd4344d R12: 0000000000000007
R13: ffff88807ea1a242 R14: 0000000000000000 R15: 0000000000000000
FS: 0000555556967500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d81eff8 CR3: 0000000032b92000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
skb_page_unref include/linux/skbuff_ref.h:43 [inline]
__skb_frag_unref include/linux/skbuff_ref.h:56 [inline]
skb_release_data+0x483/0x8a0 net/core/skbuff.c:1119
skb_release_all net/core/skbuff.c:1190 [inline]
__kfree_skb+0x55/0x70 net/core/skbuff.c:1204
tcp_rtx_queue_purge net/ipv4/tcp.c:3251 [inline]
tcp_write_queue_purge+0x212/0x2f0 net/ipv4/tcp.c:3264
tcp_done_with_error net/ipv4/tcp_input.c:4515 [inline]
tcp_reset+0x18f/0x3b0 net/ipv4/tcp_input.c:4549
tcp_validate_incoming+0x1ac1/0x2ab0 net/ipv4/tcp_input.c:6064
tcp_rcv_state_process+0x8ce/0x44e0 net/ipv4/tcp_input.c:6801
tcp_v4_do_rcv+0x77d/0xc70 net/ipv4/tcp_ipv4.c:1939
tcp_v4_rcv+0x2dc0/0x37f0 net/ipv4/tcp_ipv4.c:2351
ip_protocol_deliver_rcu+0x22e/0x440 net/ipv4/ip_input.c:205
ip_local_deliver_finish+0x341/0x5f0 net/ipv4/ip_input.c:233
NF_HOOK+0x3a4/0x450 include/linux/netfilter.h:314
NF_HOOK+0x3a4/0x450 include/linux/netfilter.h:314
__netif_receive_skb_one_core net/core/dev.c:5672 [inline]
__netif_receive_skb+0x2bf/0x650 net/core/dev.c:5785
process_backlog+0x662/0x15b0 net/core/dev.c:6117
__napi_poll+0xcb/0x490 net/core/dev.c:6877
napi_poll net/core/dev.c:6946 [inline]
net_rx_action+0x89b/0x1240 net/core/dev.c:7068
handle_softirqs+0x2c5/0x980 kernel/softirq.c:554
do_softirq+0x11b/0x1e0 kernel/softirq.c:455
__local_bh_enable_ip+0x1bb/0x200 kernel/softirq.c:382
local_bh_enable include/linux/bottom_half.h:33 [inline]
inet_csk_listen_stop+0x7cf/0xb00 net/ipv4/inet_connection_sock.c:1529
mptcp_check_listen_stop+0x27e/0x400 net/mptcp/protocol.c:3087
__mptcp_close+0x105/0xb60 net/mptcp/protocol.c:3102
mptcp_close+0x2a/0x1a0 net/mptcp/protocol.c:3168
inet_release+0x17d/0x200 net/ipv4/af_inet.c:435
__sock_release net/socket.c:640 [inline]
sock_close+0xbc/0x240 net/socket.c:1408
__fput+0x23c/0xa50 fs/file_table.c:450
task_work_run+0x24f/0x310 kernel/task_work.c:239
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x13f/0x340 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa71277e819
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:00007ffdbe7171b8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007fa712937ba0 RCX: 00007fa71277e819
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007fa712937ba0 R08: 0000000000001f64 R09: 00007ffdbe7174af
R10: 00000000003fde80 R11: 0000000000000246 R12: 000000000012128e
R13: 00007ffdbe7172c0 R14: 0000000000000032 R15: ffffffffffffffff
Modules linked in:
vkms_vblank_simulate: vblank timer overrun
---[ end trace 0000000000000000 ]---
RIP: 0010:_compound_head include/linux/page-flags.h:242 [inline]
RIP: 0010:put_page+0x23/0x260 include/linux/mm.h:1552
Code: 90 90 90 90 90 90 90 55 41 57 41 56 53 49 89 fe 48 bd 00 00 00 00 00 fc ff df e8 c8 83 14 f8 49 8d 5e 08 48 89 d8 48 c1 e8 03 <80> 3c 28 00 74 08 48 89 df e8 af 3a 7c f8 48 8b 1b 48 89 de 48 83
vkms_vblank_simulate: vblank timer overrun
RSP: 0018:ffffc90000a17f40 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000008 RCX: ffff888027310000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffffffff8980ef1d R09: 1ffff1100fd4344c
R10: dffffc0000000000 R11: ffffed100fd4344d R12: 0000000000000007
R13: ffff88807ea1a242 R14: 0000000000000000 R15: 0000000000000000
FS: 0000555556967500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d81eff8 CR3: 0000000032b92000 CR4: 00000000003526f0
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: 55 push %rbp
8: 41 57 push %r15
a: 41 56 push %r14
c: 53 push %rbx
d: 49 89 fe mov %rdi,%r14
10: 48 bd 00 00 00 00 00 movabs $0xdffffc0000000000,%rbp
17: fc ff df
1a: e8 c8 83 14 f8 call 0xf81483e7
1f: 49 8d 5e 08 lea 0x8(%r14),%rbx
23: 48 89 d8 mov %rbx,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 80 3c 28 00 cmpb $0x0,(%rax,%rbp,1) <-- trapping instruction
2e: 74 08 je 0x38
30: 48 89 df mov %rbx,%rdi
33: e8 af 3a 7c f8 call 0xf87c3ae7
38: 48 8b 1b mov (%rbx),%rbx
3b: 48 89 de mov %rbx,%rsi
3e: 48 rex.W
3f: 83 .byte 0x83