loop0: detected capacity change from 0 to 4096 ntfs3: loop0: Different NTFS' sector size (1024) and media sector size (512) BUG: unable to handle page fault for address: ffffff888079973d #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD c691067 P4D c691067 PUD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5197 Comm: syz.0.232 Not tainted 6.1.142-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:end_of_stack include/linux/sched/task_stack.h:32 [inline] RIP: 0010:schedule_debug kernel/sched/core.c:5802 [inline] RIP: 0010:__schedule+0x124/0x40d0 kernel/sched/core.c:6454 Code: 5c 24 40 4c 8b 23 49 8d 5c 24 20 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 9c 32 ba f7 <48> 8b 1b 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c RSP: 0018:ffffc90004b076c0 EFLAGS: 00010246 RAX: 1ffffff1100f32e7 RBX: ffffff888079973d RCX: dffffc0000000000 RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc90004b077f0 RBP: ffffc90004b07850 R08: dffffc0000000000 R09: ffffc90004b077e0 R10: fffff52000960efe R11: 1ffff92000960efc R12: ffffff888079971d R13: ffff8880b8f00000 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007fa82a9856c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffff888079973d CR3: 0000000058ab0000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_timeout+0x97/0x280 kernel/time/timer.c:1941 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common kernel/sched/completion.c:106 [inline] wait_for_common kernel/sched/completion.c:117 [inline] wait_for_completion+0x2b9/0x590 kernel/sched/completion.c:138 rdmsr_safe_on_cpu+0x139/0x210 arch/x86/lib/msr-smp.c:183 msr_read+0x10a/0x1b0 arch/x86/kernel/msr.c:67 vfs_read+0x2c0/0x920 fs/read_write.c:468 ksys_read+0x143/0x240 fs/read_write.c:613 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fa829b8e929 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:00007fa82a985038 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007fa829db5fa0 RCX: 00007fa829b8e929 RDX: 0000000000018ff8 RSI: 0000200000019680 RDI: 0000000000000005 RBP: 00007fa829c10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fa829db5fa0 R15: 00007ffea7fd0e08 Modules linked in: CR2: ffffff888079973d ---[ end trace 0000000000000000 ]--- RIP: 0010:end_of_stack include/linux/sched/task_stack.h:32 [inline] RIP: 0010:schedule_debug kernel/sched/core.c:5802 [inline] RIP: 0010:__schedule+0x124/0x40d0 kernel/sched/core.c:6454 Code: 5c 24 40 4c 8b 23 49 8d 5c 24 20 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 9c 32 ba f7 <48> 8b 1b 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c RSP: 0018:ffffc90004b076c0 EFLAGS: 00010246 RAX: 1ffffff1100f32e7 RBX: ffffff888079973d RCX: dffffc0000000000 RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc90004b077f0 RBP: ffffc90004b07850 R08: dffffc0000000000 R09: ffffc90004b077e0 R10: fffff52000960efe R11: 1ffff92000960efc R12: ffffff888079971d R13: ffff8880b8f00000 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007fa82a9856c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffff888079973d CR3: 0000000058ab0000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 5c pop %rsp 1: 24 40 and $0x40,%al 3: 4c 8b 23 mov (%rbx),%r12 6: 49 8d 5c 24 20 lea 0x20(%r12),%rbx b: 48 89 d8 mov %rbx,%rax e: 48 c1 e8 03 shr $0x3,%rax 12: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 19: fc ff df 1c: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) 20: 74 08 je 0x2a 22: 48 89 df mov %rbx,%rdi 25: e8 9c 32 ba f7 call 0xf7ba32c6 * 2a: 48 8b 1b mov (%rbx),%rbx <-- trapping instruction 2d: 48 89 d8 mov %rbx,%rax 30: 48 c1 e8 03 shr $0x3,%rax 34: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 3b: fc ff df 3e: 80 .byte 0x80 3f: 3c .byte 0x3c