loop4: detected capacity change from 0 to 4096 ntfs3: loop4: Different NTFS' sector size (1024) and media sector size (512) Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: preempt_schedule_irq+0x1b8/0x1c0 CPU: 1 PID: 5293 Comm: syz.4.223 Tainted: G W 6.1.121-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 panic+0x318/0x764 kernel/panic.c:339 __stack_chk_fail+0x10/0x10 kernel/panic.c:767 preempt_schedule_irq+0x1b8/0x1c0 irqentry_exit+0x53/0x80 kernel/entry/common.c:439 asm_sysvec_reschedule_ipi+0x16/0x20 arch/x86/include/asm/idtentry.h:696 RIP: 0010:lock_is_held_type+0x137/0x180 Code: 75 40 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 46 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 3c 89 e8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f RSP: 0000:ffffc900037a7938 EFLAGS: 00000206 RAX: 0f491b60efb95200 RBX: 0000000000000001 RCX: ffff88802e77bb80 RDX: 0000000000000000 RSI: ffffffff8b0c14c0 RDI: ffffffff8b5e6400 RBP: 0000000000000000 R08: ffffffff81b8d9ad R09: fffff9400038cd39 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000246 R13: ffff88802e77bb80 R14: 00000000ffffffff R15: ffffffff8d32b0e0 lock_is_held include/linux/lockdep.h:283 [inline] __might_resched+0xa1/0x780 kernel/sched/core.c:9917 kmap include/linux/highmem-internal.h:166 [inline] ntfs_map_page+0x45/0x60 fs/ntfs3/ntfs_fs.h:908 ntfs_fill_super+0x36ec/0x4410 fs/ntfs3/super.c:1152 get_tree_bdev+0x3fe/0x620 fs/super.c:1366 vfs_get_tree+0x88/0x270 fs/super.c:1573 do_new_mount+0x2ba/0xb40 fs/namespace.c:3056 do_mount fs/namespace.c:3399 [inline] __do_sys_mount fs/namespace.c:3607 [inline] __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3584 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f76485874ca Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007f764935de68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f764935def0 RCX: 00007f76485874ca RDX: 0000000020000040 RSI: 0000000020000980 RDI: 00007f764935deb0 RBP: 0000000020000040 R08: 00007f764935def0 R09: 0000000000800000 R10: 0000000000800000 R11: 0000000000000246 R12: 0000000020000980 R13: 00007f764935deb0 R14: 000000000001f837 R15: 0000000020000640 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 75 40 jne 0x42 2: 48 c7 04 24 00 00 00 movq $0x0,(%rsp) 9: 00 a: 9c pushf b: 8f 04 24 pop (%rsp) e: f7 04 24 00 02 00 00 testl $0x200,(%rsp) 15: 75 46 jne 0x5d 17: 41 f7 c4 00 02 00 00 test $0x200,%r12d 1e: 74 01 je 0x21 20: fb sti 21: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax 28: 00 00 * 2a: 48 3b 44 24 08 cmp 0x8(%rsp),%rax <-- trapping instruction 2f: 75 3c jne 0x6d 31: 89 e8 mov %ebp,%eax 33: 48 83 c4 10 add $0x10,%rsp 37: 5b pop %rbx 38: 41 5c pop %r12 3a: 41 5d pop %r13 3c: 41 5e pop %r14 3e: 41 5f pop %r15