================================================================== BUG: KASAN: invalid-access in neon_aes_ctr_encrypt+0x15c/0x1ec arch/arm64/crypto/aes-modes.S:599 Read at addr f5ff00000b033ff1 by task syz-executor.0/3516 Pointer tag: [f5], memory tag: [fe] CPU: 0 PID: 3516 Comm: syz-executor.0 Not tainted 6.8.0-rc6-syzkaller-g45ec2f5f6ed3 #0 Hardware name: linux,dummy-virt (DT) Call trace: dump_backtrace+0x94/0xec arch/arm64/kernel/stacktrace.c:291 show_stack+0x18/0x24 arch/arm64/kernel/stacktrace.c:298 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x48/0x60 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:377 [inline] print_report+0x108/0x618 mm/kasan/report.c:488 kasan_report+0x88/0xac mm/kasan/report.c:601 report_tag_fault arch/arm64/mm/fault.c:334 [inline] do_tag_recovery arch/arm64/mm/fault.c:346 [inline] __do_kernel_fault+0x17c/0x1e8 arch/arm64/mm/fault.c:393 do_bad_area arch/arm64/mm/fault.c:493 [inline] do_tag_check_fault+0x78/0x8c arch/arm64/mm/fault.c:772 do_mem_abort+0x44/0x94 arch/arm64/mm/fault.c:848 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:398 el1h_64_sync_handler+0xd8/0xe4 arch/arm64/kernel/entry-common.c:458 el1h_64_sync+0x64/0x68 arch/arm64/kernel/entry.S:593 neon_aes_ctr_encrypt+0x15c/0x1ec arch/arm64/crypto/aes-modes.S:599 ctr_encrypt+0xfc/0x144 arch/arm64/crypto/aes-neonbs-glue.c:230 crypto_skcipher_decrypt+0x4c/0x60 crypto/skcipher.c:695 _skcipher_recvmsg crypto/algif_skcipher.c:199 [inline] skcipher_recvmsg+0x39c/0x46c crypto/algif_skcipher.c:221 sock_recvmsg_nosec net/socket.c:1046 [inline] sock_recvmsg net/socket.c:1068 [inline] sock_recvmsg net/socket.c:1064 [inline] sock_read_iter+0xec/0x118 net/socket.c:1138 call_read_iter include/linux/fs.h:2081 [inline] new_sync_read fs/read_write.c:395 [inline] vfs_read+0x2cc/0x304 fs/read_write.c:476 ksys_read+0xe8/0x104 fs/read_write.c:619 __do_sys_read fs/read_write.c:629 [inline] __se_sys_read fs/read_write.c:627 [inline] __arm64_sys_read+0x1c/0x28 fs/read_write.c:627 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x48/0x114 arch/arm64/kernel/syscall.c:51 el0_svc_common.constprop.0+0x40/0xe0 arch/arm64/kernel/syscall.c:136 do_el0_svc+0x1c/0x28 arch/arm64/kernel/syscall.c:155 el0_svc+0x34/0xd8 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x100/0x12c arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x19c/0x1a0 arch/arm64/kernel/entry.S:598 The buggy address belongs to the physical page: page:000000007b26d4bf refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x4b033 flags: 0x1ffc10000000000(node=0|zone=0|lastcpupid=0x7ff|kasantag=0x4) page_type: 0xffffffff() raw: 01ffc10000000000 fffffc0000351248 fffffc0000194ac8 0000000000000000 raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff00000b033d00: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe ffff00000b033e00: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe >ffff00000b033f00: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe ^ ffff00000b034000: f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 ffff00000b034100: f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 ==================================================================