------------[ cut here ]------------ WARNING: CPU: 0 PID: 5190 at crypto/rsa-pkcs1pad.c:540 pkcs1pad_verify+0x4a4/0x600 crypto/rsa-pkcs1pad.c:540 Modules linked in: CPU: 0 PID: 5190 Comm: syz.0.275 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:pkcs1pad_verify+0x4a4/0x600 crypto/rsa-pkcs1pad.c:540 Code: 89 df 89 ee 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d e9 bf 0d 00 00 e8 7a b4 a0 fd 0f 0b bd ea ff ff ff eb c4 e8 6c b4 a0 fd <0f> 0b bd ea ff ff ff eb b6 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 96 RSP: 0018:ffffc90004c7f7c0 EFLAGS: 00010283 RAX: ffffffff83e179b4 RBX: ffff88802404fe00 RCX: 0000000000080000 RDX: ffffc90005619000 RSI: 0000000000001144 RDI: 0000000000001145 RBP: ffffc90004c7fa90 R08: ffffc90004c7f917 R09: ffffc90004c7f908 R10: dffffc0000000000 R11: fffff5200098ff23 R12: dffffc0000000000 R13: ffff88805712a480 R14: ffff88802404fe38 R15: 0000000000000000 FS: 00007f66ccde06c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9ee39ed158 CR3: 0000000027ab6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: crypto_akcipher_verify include/crypto/akcipher.h:370 [inline] public_key_verify_signature+0x888/0xd20 crypto/asymmetric_keys/public_key.c:460 asymmetric_key_verify_signature+0x177/0x220 crypto/asymmetric_keys/asymmetric_type.c:614 keyctl_pkey_verify+0x40e/0x430 security/keys/keyctl_pkey.c:326 __do_sys_keyctl security/keys/keyctl.c:2017 [inline] __se_sys_keyctl+0x605/0x870 security/keys/keyctl.c:1886 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f66cbf9e0d9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f66ccde0028 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa RAX: ffffffffffffffda RBX: 00007f66cc225fa0 RCX: 00007f66cbf9e0d9 RDX: 0000200000000040 RSI: 0000200000000000 RDI: 000000000000001c RBP: 00007f66cc035024 R08: 0000200000000440 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f66cc226038 R14: 00007f66cc225fa0 R15: 00007fff6ef5f628