loop0: detected capacity change from 0 to 4096 ntfs3(loop0): Different NTFS sector size (2048) and media sector size (512). process 'syz.0.0' launched './file1' with NULL argv: empty string added BUG: unable to handle page fault for address: ffffff8e7c75c7f8 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD e73a067 P4D e73a067 PUD 0 Oops: Oops: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 Not tainted 6.13.0-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:crypto_shash_digestsize include/crypto/hash.h:747 [inline] RIP: 0010:sha256_base_finish include/crypto/sha256_base.h:129 [inline] RIP: 0010:sha256_finup arch/x86/crypto/sha256_ssse3_glue.c:92 [inline] RIP: 0010:sha256_avx2_finup+0x2a8/0x510 arch/x86/crypto/sha256_ssse3_glue.c:262 Code: df e8 fc 82 ac 00 48 b9 00 00 00 00 00 fc ff df 48 8b 1b 48 83 c3 f8 48 89 d8 48 c1 e8 03 0f b6 04 08 84 c0 0f 85 46 02 00 00 <44> 8b 33 31 ff 44 89 f6 e8 4b 1c 46 00 45 85 f6 0f 84 12 01 00 00 RSP: 0018:ffffc9000d157188 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffffff8e7c75c7f8 RCX: dffffc0000000000 RDX: ffffc9000eb7a000 RSI: 0000000000002957 RDI: 0000000000002958 RBP: ffffc9000d1572c0 R08: ffffffff8140b688 R09: 00000000a07214a0 R10: 0000000058292cb5 R11: 000000000460263e R12: ffffc9000d1572c8 R13: ffffc9000d1572f0 R14: ffffc9000d1572fa R15: 1ffff92001a2ae5d FS: 00007fe576df66c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffff8e7c75c7f8 CR3: 0000000044516000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:498 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0xd8c/0x1b30 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x520/0xb10 security/integrity/ima/ima_api.c:293 process_measurement+0x1351/0x1fb0 security/integrity/ima/ima_main.c:372 ima_bprm_check+0xfd/0x200 security/integrity/ima/ima_main.c:547 security_bprm_check+0xd2/0x250 security/security.c:1296 search_binary_handler fs/exec.c:1736 [inline] exec_binprm fs/exec.c:1790 [inline] bprm_execve+0xa53/0x17a0 fs/exec.c:1842 do_execveat_common+0x55f/0x6f0 fs/exec.c:1949 do_execveat fs/exec.c:2034 [inline] __do_sys_execveat fs/exec.c:2108 [inline] __se_sys_execveat fs/exec.c:2102 [inline] __x64_sys_execveat+0xc4/0xe0 fs/exec.c:2102 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe575f85d29 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe576df6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 00007fe576175fa0 RCX: 00007fe575f85d29 RDX: 0000000000000000 RSI: 0000000020000480 RDI: ffffffffffffff9c RBP: 00007fe576001b08 R08: 0000000000001000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fe576175fa0 R15: 00007ffcce29cbc8 Modules linked in: CR2: ffffff8e7c75c7f8 ---[ end trace 0000000000000000 ]--- RIP: 0010:crypto_shash_digestsize include/crypto/hash.h:747 [inline] RIP: 0010:sha256_base_finish include/crypto/sha256_base.h:129 [inline] RIP: 0010:sha256_finup arch/x86/crypto/sha256_ssse3_glue.c:92 [inline] RIP: 0010:sha256_avx2_finup+0x2a8/0x510 arch/x86/crypto/sha256_ssse3_glue.c:262 Code: df e8 fc 82 ac 00 48 b9 00 00 00 00 00 fc ff df 48 8b 1b 48 83 c3 f8 48 89 d8 48 c1 e8 03 0f b6 04 08 84 c0 0f 85 46 02 00 00 <44> 8b 33 31 ff 44 89 f6 e8 4b 1c 46 00 45 85 f6 0f 84 12 01 00 00 RSP: 0018:ffffc9000d157188 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffffff8e7c75c7f8 RCX: dffffc0000000000 RDX: ffffc9000eb7a000 RSI: 0000000000002957 RDI: 0000000000002958 RBP: ffffc9000d1572c0 R08: ffffffff8140b688 R09: 00000000a07214a0 R10: 0000000058292cb5 R11: 000000000460263e R12: ffffc9000d1572c8 R13: ffffc9000d1572f0 R14: ffffc9000d1572fa R15: 1ffff92001a2ae5d FS: 00007fe576df66c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffff8e7c75c7f8 CR3: 0000000044516000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: e8 fc 82 ac 00 call 0xac8301 5: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx c: fc ff df f: 48 8b 1b mov (%rbx),%rbx 12: 48 83 c3 f8 add $0xfffffffffffffff8,%rbx 16: 48 89 d8 mov %rbx,%rax 19: 48 c1 e8 03 shr $0x3,%rax 1d: 0f b6 04 08 movzbl (%rax,%rcx,1),%eax 21: 84 c0 test %al,%al 23: 0f 85 46 02 00 00 jne 0x26f * 29: 44 8b 33 mov (%rbx),%r14d <-- trapping instruction 2c: 31 ff xor %edi,%edi 2e: 44 89 f6 mov %r14d,%esi 31: e8 4b 1c 46 00 call 0x461c81 36: 45 85 f6 test %r14d,%r14d 39: 0f 84 12 01 00 00 je 0x151