loop1: detected capacity change from 0 to 4096 ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). BUG: unable to handle page fault for address: ffffed1104f9777f #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 23ffee067 P4D 23ffee067 PUD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 6234 Comm: syz.1.90 Not tainted 6.6.95-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:constant_test_bit arch/x86/include/asm/bitops.h:207 [inline] RIP: 0010:arch_test_bit arch/x86/include/asm/bitops.h:239 [inline] RIP: 0010:tif_need_resched include/linux/thread_info.h:184 [inline] RIP: 0010:need_resched include/linux/sched.h:2262 [inline] RIP: 0010:preempt_schedule_irq+0xed/0x140 kernel/sched/core.c:7013 Code: 8b 44 24 40 fa a9 00 02 00 00 74 05 e8 7c 5a 15 f7 bf 01 00 00 00 e8 92 c3 e4 f6 65 48 8b 1d 9a 19 8d 75 48 89 d8 48 c1 e8 03 <42> 80 3c 30 00 74 9e 48 89 df e8 c4 a4 67 f7 eb 94 48 c7 04 24 0e RSP: 0018:ffffc9000b836620 EFLAGS: 00010802 RAX: 1ffff11004f97780 RBX: ffff888027cbbc00 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8afc6d20 RDI: 00000000ffffffff RBP: ffffc9000b8366c0 R08: ffffffff8e4a7e2f R09: 1ffffffff1c94fc5 R10: dffffc0000000000 R11: fffffbfff1c94fc6 R12: 0000000000000000 R13: 0000000000000000 R14: dffffc00ffffffff R15: 1ffff92001706cc4 FS: 00007fe520c0b6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed1104f9777f CR3: 000000002c7e0000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: irqentry_exit+0x67/0x70 kernel/entry/common.c:438 asm_sysvec_reschedule_ipi+0x1a/0x20 arch/x86/include/asm/idtentry.h:692 RIP: 0010:__up_read+0xce/0x670 kernel/locking/rwsem.c:1343 Code: fc ff df 41 80 3c 06 00 74 08 4c 89 e7 e8 4a e2 77 00 48 39 5b 68 74 12 80 3d 44 c0 ce 0c 00 0f 84 22 03 00 00 e8 02 a3 b5 02 <48> c7 c0 e0 b2 4a 8e 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f RSP: 0018:ffffc9000b836780 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffff888076faa250 RCX: dffffc0000000000 RDX: 1ffff92001706cf4 RSI: ffffffff8aaac440 RDI: ffff888076faa250 RBP: ffffc9000b836828 R08: ffffffff8e4a7e2f R09: 1ffffffff1c94fc5 R10: dffffc0000000000 R11: fffffbfff1c94fc6 R12: ffff888076faa2b8 R13: ffffc9000b836a98 R14: 1ffff1100edf5457 R15: ffffc9000b836aa8 filemap_invalidate_unlock_shared include/linux/fs.h:871 [inline] page_cache_ra_unbounded+0x69c/0x770 mm/readahead.c:270 page_cache_sync_readahead include/linux/pagemap.h:1325 [inline] filemap_get_pages+0x3ac/0x1e10 mm/filemap.c:2594 filemap_read+0x3d0/0xec0 mm/filemap.c:2690 __kernel_read+0x2e3/0x6f0 fs/read_write.c:428 integrity_kernel_read+0x8a/0xd0 security/integrity/iint.c:221 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:485 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:516 [inline] ima_calc_file_hash+0x978/0x17d0 security/integrity/ima/ima_crypto.c:573 ima_collect_measurement+0x462/0x980 security/integrity/ima/ima_api.c:290 process_measurement+0x1074/0x1ad0 security/integrity/ima/ima_main.c:364 ima_file_check+0xc6/0x100 security/integrity/ima/ima_main.c:562 do_open fs/namei.c:3634 [inline] path_openat+0x2811/0x3190 fs/namei.c:3789 do_filp_open+0x1c5/0x3d0 fs/namei.c:3816 do_sys_openat2+0x12c/0x1c0 fs/open.c:1419 do_sys_open fs/open.c:1434 [inline] __do_sys_openat fs/open.c:1450 [inline] __se_sys_openat fs/open.c:1445 [inline] __x64_sys_openat+0x139/0x160 fs/open.c:1445 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fe51fd8e929 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:00007fe520c0b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fe51ffb5fa0 RCX: 00007fe51fd8e929 RDX: 0000000000008042 RSI: 0000200000000040 RDI: ffffffffffffff9c RBP: 00007fe51fe10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fe51ffb5fa0 R15: 00007ffea7b64788 Modules linked in: CR2: ffffed1104f9777f ---[ end trace 0000000000000000 ]--- RIP: 0010:constant_test_bit arch/x86/include/asm/bitops.h:207 [inline] RIP: 0010:arch_test_bit arch/x86/include/asm/bitops.h:239 [inline] RIP: 0010:tif_need_resched include/linux/thread_info.h:184 [inline] RIP: 0010:need_resched include/linux/sched.h:2262 [inline] RIP: 0010:preempt_schedule_irq+0xed/0x140 kernel/sched/core.c:7013 Code: 8b 44 24 40 fa a9 00 02 00 00 74 05 e8 7c 5a 15 f7 bf 01 00 00 00 e8 92 c3 e4 f6 65 48 8b 1d 9a 19 8d 75 48 89 d8 48 c1 e8 03 <42> 80 3c 30 00 74 9e 48 89 df e8 c4 a4 67 f7 eb 94 48 c7 04 24 0e RSP: 0018:ffffc9000b836620 EFLAGS: 00010802 RAX: 1ffff11004f97780 RBX: ffff888027cbbc00 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8afc6d20 RDI: 00000000ffffffff RBP: ffffc9000b8366c0 R08: ffffffff8e4a7e2f R09: 1ffffffff1c94fc5 R10: dffffc0000000000 R11: fffffbfff1c94fc6 R12: 0000000000000000 R13: 0000000000000000 R14: dffffc00ffffffff R15: 1ffff92001706cc4 FS: 00007fe520c0b6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed1104f9777f CR3: 000000002c7e0000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 8b 44 24 40 mov 0x40(%rsp),%eax 4: fa cli 5: a9 00 02 00 00 test $0x200,%eax a: 74 05 je 0x11 c: e8 7c 5a 15 f7 call 0xf7155a8d 11: bf 01 00 00 00 mov $0x1,%edi 16: e8 92 c3 e4 f6 call 0xf6e4c3ad 1b: 65 48 8b 1d 9a 19 8d mov %gs:0x758d199a(%rip),%rbx # 0x758d19bd 22: 75 23: 48 89 d8 mov %rbx,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1) <-- trapping instruction 2f: 74 9e je 0xffffffcf 31: 48 89 df mov %rbx,%rdi 34: e8 c4 a4 67 f7 call 0xf767a4fd 39: eb 94 jmp 0xffffffcf 3b: 48 rex.W 3c: c7 .byte 0xc7 3d: 04 24 add $0x24,%al 3f: 0e (bad)