vcan0: j1939_xtp_rx_dat: no rx connection found
vcan0: j1939_tp_rxtimer: 0xffff888074420800: abort rx timeout. Force session deactivation
vcan0: j1939_xtp_rx_dat: no rx connection found
vcan0: j1939_xtp_rx_abort_one: 0xffff88801c8ef000: 0x00000: (250) Any other reason (if a Connection Abort reason is identified that is not listed in the table use code 250)
------------[ cut here ]------------
WARNING: CPU: 1 PID: 9208 at net/can/j1939/transport.c:1098 j1939_session_deactivate net/can/j1939/transport.c:1098 [inline]
WARNING: CPU: 1 PID: 9208 at net/can/j1939/transport.c:1098 j1939_session_deactivate_activate_next+0x95/0xd3 net/can/j1939/transport.c:1108
Modules linked in:
CPU: 1 PID: 9208 Comm: syz-executor.3 Not tainted 6.2.0-rc2-syzkaller-00024-g512dee0c00ad #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:j1939_session_deactivate net/can/j1939/transport.c:1098 [inline]
RIP: 0010:j1939_session_deactivate_activate_next+0x95/0xd3 net/can/j1939/transport.c:1108
Code: 03 38 d0 7c 0c 84 d2 74 08 4c 89 ef e8 a1 66 cb f7 8b 5d 28 bf 01 00 00 00 89 de e8 c2 30 7e f7 83 fb 01 77 07 e8 08 34 7e f7 <0f> 0b e8 01 34 7e f7 48 89 ef e8 79 fb c7 fe 4c 89 e7 89 c3 e8 af
RSP: 0018:ffffc900003e8a88 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000100
RDX: ffff88803332e140 RSI: ffffffff8a023fa8 RDI: 0000000000000005
RBP: ffff88801c8ef000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000001 R12: ffff888084eed070
R13: ffff88801c8ef028 R14: ffffffff8b6fffe0 R15: 00000000000000fa
FS: 0000555557190400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f02c85ad988 CR3: 000000007e17a000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
j1939_xtp_rx_abort_one.cold+0x301/0x403 net/can/j1939/transport.c:1348
j1939_xtp_rx_abort net/can/j1939/transport.c:1359 [inline]
j1939_tp_cmd_recv net/can/j1939/transport.c:2108 [inline]
j1939_tp_recv+0xb63/0xcd0 net/can/j1939/transport.c:2141
j1939_can_recv net/can/j1939/main.c:112 [inline]
j1939_can_recv+0x78e/0xa30 net/can/j1939/main.c:38
deliver net/can/af_can.c:572 [inline]
can_rcv_filter+0x5d4/0x8d0 net/can/af_can.c:606
can_receive+0x31d/0x580 net/can/af_can.c:663
can_rcv+0x1e1/0x230 net/can/af_can.c:687
__netif_receive_skb_one_core+0x114/0x180 net/core/dev.c:5482
__netif_receive_skb+0x1f/0x1c0 net/core/dev.c:5596
process_backlog+0x3e4/0x810 net/core/dev.c:5924
__napi_poll+0xb8/0x770 net/core/dev.c:6485
napi_poll net/core/dev.c:6552 [inline]
net_rx_action+0xa00/0xde0 net/core/dev.c:6663
__do_softirq+0x1fb/0xadc kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x123/0x180 kernel/softirq.c:650
irq_exit_rcu+0x9/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x97/0xc0 arch/x86/kernel/apic/apic.c:1107
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:lock_acquire+0x227/0x630 kernel/locking/lockdep.c:5636
Code: 6f 9f 7e 83 f8 01 0f 85 3a 03 00 00 9c 58 f6 c4 02 0f 85 25 03 00 00 48 83 7c 24 08 00 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: 0018:ffffc90003f9f958 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff920007f3f2e RCX: 661f4f2b3a23dd98
RDX: 1ffff11006665d6e RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff9132cac7
R10: fffffbfff2265958 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000000 R14: ffffffff8c78eac0 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:325 [inline]
rcu_read_lock include/linux/rcupdate.h:764 [inline]
__mod_lruvec_page_state+0xa0/0x3e0 mm/memcontrol.c:835
page_add_file_rmap+0x159/0x970 mm/rmap.c:1367
insert_page_into_pte_locked.constprop.0+0x32d/0x850 mm/memory.c:1824
insert_page mm/memory.c:1850 [inline]
vm_insert_page+0x419/0x520 mm/memory.c:2014
kcov_mmap+0x93/0xe0 kernel/kcov.c:495
call_mmap include/linux/fs.h:2191 [inline]
mmap_region+0x6c3/0x1dd0 mm/mmap.c:2621
do_mmap+0x831/0xf60 mm/mmap.c:1411
vm_mmap_pgoff+0x1af/0x280 mm/util.c:520
ksys_mmap_pgoff+0x41f/0x5a0 mm/mmap.c:1457
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f37dfe8c112
Code: 00 00 00 00 00 0f 1f 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 3b 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 5b 5d c3 0f 1f 00 48 c7 c0 b8 ff ff ff 64
RSP: 002b:00007ffd96326998 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f37dfe8c112
RDX: 0000000000000003 RSI: 0000000000200000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 00000000000000db R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000246 R12: 00007f37dffac1fc
R13: 0000000000000003 R14: 00007f37dffac1f0 R15: 0000000000000032
----------------
Code disassembly (best guess):
0: 6f outsl %ds:(%rsi),(%dx)
1: 9f lahf
2: 7e 83 jle 0xffffff87
4: f8 clc
5: 01 0f add %ecx,(%rdi)
7: 85 3a test %edi,(%rdx)
9: 03 00 add (%rax),%eax
b: 00 9c 58 f6 c4 02 0f add %bl,0xf02c4f6(%rax,%rbx,2)
12: 85 25 03 00 00 48 test %esp,0x48000003(%rip) # 0x4800001b
18: 83 7c 24 08 00 cmpl $0x0,0x8(%rsp)
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