Unable to handle kernel paging request at virtual address ffff7000218bb204
KASAN: probably wild-memory-access in range [0xffff80010c5d9020-0xffff80010c5d9027]
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000206ec9000
[ffff7000218bb204] pgd=0000000000000000, p4d=000000023ea66003, pud=000000023ea65003, pmd=0000000000000000
Internal error: Oops: 0000000096000006 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 6842 Comm: syz.3.35 Not tainted 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : bytes_is_nonzero mm/kasan/generic.c:87 [inline]
pc : memory_is_nonzero mm/kasan/generic.c:104 [inline]
pc : memory_is_poisoned_n mm/kasan/generic.c:129 [inline]
pc : memory_is_poisoned mm/kasan/generic.c:161 [inline]
pc : check_region_inline mm/kasan/generic.c:180 [inline]
pc : kasan_check_range+0x78/0x2a4 mm/kasan/generic.c:189
lr : __kasan_check_write+0x20/0x30 mm/kasan/shadow.c:37
sp : ffff80009ea86cd0
x29: ffff80009ea86cd0 x28: dfff800000000000 x27: 1fffe0001a87208e
x26: ffff0000f33a7180 x25: ffff0000d4390470 x24: 0000000000000000
x23: 0000000000000000 x22: dfff800000000000 x21: 0000000000000000
x20: ffff80010c5d9020 x19: ffff0000d1b11800 x18: 00000000ffffffff
x17: ffff800093507000 x16: ffff80008b007340 x15: 0000000000000001
x14: 1ffff000218bb204 x13: 0000000000000000 x12: ffffffffffffffff
x11: ffff7000218bb204 x10: dfff800000000000 x9 : 1ffff000218bb204
x8 : ffff80010c5d9027 x7 : ffff8000802310a8 x6 : ffff8000802312a4
x5 : ffff0000f63e07f0 x4 : ffff80009ea86a00 x3 : ffff800086580158
x2 : 0000000000000001 x1 : 0000000000000008 x0 : ffff80010c5d9020
Call trace:
 bytes_is_nonzero mm/kasan/generic.c:86 [inline] (P)
 memory_is_nonzero mm/kasan/generic.c:104 [inline] (P)
 memory_is_poisoned_n mm/kasan/generic.c:129 [inline] (P)
 memory_is_poisoned mm/kasan/generic.c:161 [inline] (P)
 check_region_inline mm/kasan/generic.c:180 [inline] (P)
 kasan_check_range+0x78/0x2a4 mm/kasan/generic.c:189 (P)
 __kasan_check_write+0x20/0x30 mm/kasan/shadow.c:37
 instrument_atomic_read_write include/linux/instrumented.h:96 [inline]
 atomic_long_add include/linux/atomic/atomic-instrumented.h:3260 [inline]
 u64_stats_add include/linux/u64_stats_sync.h:89 [inline]
 dev_dstats_rx_dropped_add include/linux/netdevice.h:3027 [inline]
 nsim_queue_free+0xc8/0x164 drivers/net/netdevsim/netdev.c:714
 nsim_queue_uninit drivers/net/netdevsim/netdev.c:993 [inline]
 nsim_init_netdevsim drivers/net/netdevsim/netdev.c:1049 [inline]
 nsim_create+0xa78/0xd48 drivers/net/netdevsim/netdev.c:1101
 __nsim_dev_port_add+0x544/0x898 drivers/net/netdevsim/dev.c:1438
 nsim_dev_port_add_all+0x50/0x114 drivers/net/netdevsim/dev.c:1494
 nsim_dev_reload_create drivers/net/netdevsim/dev.c:1546 [inline]
 nsim_dev_reload_up+0x3e0/0x648 drivers/net/netdevsim/dev.c:1003
 devlink_reload+0x428/0x750 net/devlink/dev.c:474
 devlink_nl_reload_doit+0x930/0xb0c net/devlink/dev.c:584
 genl_family_rcv_msg_doit+0x1d8/0x2bc net/netlink/genetlink.c:1115
 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
 genl_rcv_msg+0x450/0x624 net/netlink/genetlink.c:1210
 netlink_rcv_skb+0x220/0x3fc net/netlink/af_netlink.c:2552
 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1219
 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
 netlink_unicast+0x694/0x8c4 net/netlink/af_netlink.c:1346
 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1896
 sock_sendmsg_nosec net/socket.c:714 [inline]
 __sock_sendmsg net/socket.c:729 [inline]
 ____sys_sendmsg+0x490/0x7b8 net/socket.c:2614
 ___sys_sendmsg+0x204/0x278 net/socket.c:2668
 __sys_sendmsg net/socket.c:2700 [inline]
 __do_sys_sendmsg net/socket.c:2705 [inline]
 __se_sys_sendmsg net/socket.c:2703 [inline]
 __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2703
 __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+0x58/0x180 arch/arm64/kernel/entry-common.c:879
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
Code: 5400014c b4000b8f aa2903ec 8b0e018c (3940016d) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	5400014c 	b.gt	0x28
   4:	b4000b8f 	cbz	x15, 0x174
   8:	aa2903ec 	mvn	x12, x9
   c:	8b0e018c 	add	x12, x12, x14
* 10:	3940016d 	ldrb	w13, [x11] <-- trapping instruction