Unable to handle kernel paging request at virtual address dfff8000000a2403
KASAN: probably user-memory-access in range [0x0000000000512018-0x000000000051201f]
Mem abort info:
  ESR = 0x0000000096000005
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x05: level 1 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[dfff8000000a2403] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 8346 Comm: syz.4.657 Not tainted 6.15.0-rc6-syzkaller-gc919f08732cc #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : smc_diag_msg_common_fill net/smc/smc_diag.c:44 [inline]
pc : __smc_diag_dump net/smc/smc_diag.c:89 [inline]
pc : smc_diag_dump_proto+0x3a0/0x18f0 net/smc/smc_diag.c:217
lr : smc_diag_msg_common_fill net/smc/smc_diag.c:41 [inline]
lr : __smc_diag_dump net/smc/smc_diag.c:89 [inline]
lr : smc_diag_dump_proto+0x378/0x18f0 net/smc/smc_diag.c:217
sp : ffff8000a2866dc0
x29: ffff8000a28670d0 x28: dfff800000000000 x27: ffff0000edb30000
x26: ffff0000d8238000 x25: ffff0000f3a40000 x24: 0000000000000014
x23: ffff70001450cdd0 x22: 1fffe0001b0470ac x21: ffff0000d8238010
x20: 0000000000512018 x19: ffff0000d8238560 x18: 00000000ffffffff
x17: ffff800092f37000 x16: ffff80008ad22d88 x15: 0000000000000001
x14: 1fffe0001b04700b x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000080000 x10: 0000000000004235 x9 : ffff8000a521e000
x8 : 00000000000a2403 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000002 x4 : 0000000000000000 x3 : ffff800089196fdc
x2 : 0000000000000000 x1 : 0000000100000001 x0 : 0000000000000000
Call trace:
 smc_diag_msg_common_fill net/smc/smc_diag.c:44 [inline] (P)
 __smc_diag_dump net/smc/smc_diag.c:89 [inline] (P)
 smc_diag_dump_proto+0x3a0/0x18f0 net/smc/smc_diag.c:217 (P)
 smc_diag_dump+0x70/0xbc net/smc/smc_diag.c:236
 netlink_dump+0x4f0/0xbc0 net/netlink/af_netlink.c:2309
 __netlink_dump_start+0x4cc/0x72c net/netlink/af_netlink.c:2424
 netlink_dump_start include/linux/netlink.h:340 [inline]
 smc_diag_handler_dump+0x158/0x1fc net/smc/smc_diag.c:251
 sock_diag_rcv_msg+0x390/0x598 net/core/sock_diag.c:-1
 netlink_rcv_skb+0x230/0x414 net/netlink/af_netlink.c:2534
 sock_diag_rcv+0x28/0x38 net/core/sock_diag.c:295
 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]
 netlink_unicast+0x60c/0x824 net/netlink/af_netlink.c:1339
 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1883
 sock_sendmsg_nosec net/socket.c:712 [inline]
 __sock_sendmsg net/socket.c:727 [inline]
 ____sys_sendmsg+0x490/0x7b8 net/socket.c:2566
 ___sys_sendmsg+0x204/0x278 net/socket.c:2620
 __sys_sendmsg net/socket.c:2652 [inline]
 __do_sys_sendmsg net/socket.c:2657 [inline]
 __se_sys_sendmsg net/socket.c:2655 [inline]
 __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2655
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767
 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
Code: f9400268 b4000d48 91006114 d343fe88 (387c6908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	f9400268 	ldr	x8, [x19]
   4:	b4000d48 	cbz	x8, 0x1ac
   8:	91006114 	add	x20, x8, #0x18
   c:	d343fe88 	lsr	x8, x20, #3
* 10:	387c6908 	ldrb	w8, [x8, x28] <-- trapping instruction