loop1: detected capacity change from 0 to 4096 Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: __schedule+0x1abf/0x4ca0 kernel/sched/core.c:-1 CPU: 1 UID: 0 PID: 6729 Comm: syz.1.143 Tainted: G W 6.16.0-syzkaller-04405-g4b290aae788e #0 PREEMPT_{RT,(full)} Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Call Trace: dump_stack_lvl+0x99/0x250 lib/dump_stack.c:120 panic+0x2db/0x790 kernel/panic.c:442 __stack_chk_fail+0x26/0x30 kernel/panic.c:929 __schedule+0x1abf/0x4ca0 kernel/sched/core.c:-1 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7281 irqentry_exit+0x6f/0x90 kernel/entry/common.c:196 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x0/0xa0 kernel/kcov.c:320 Code: 00 00 48 89 7c 0a 10 48 89 74 0a 18 48 89 44 0a 20 c3 cc cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 08 e0 cf 91 65 44 8b 05 d7 RSP: 0018:ffffc90005f5f7f0 EFLAGS: 00000246 RAX: ffffffff81f82a44 RBX: ffffea0001901480 RCX: ffff888024fa8000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 1ffffd4000320291 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff94000320291 R12: 0000000000000000 R13: 1ffffd4000320290 R14: ffffea0001901488 R15: 0000000000000000 folio_mark_accessed+0x115/0x4a0 mm/swap.c:-1 do_read_cache_folio+0x45d/0x560 mm/filemap.c:3932 do_read_cache_page mm/filemap.c:3989 [inline] read_cache_page+0x5d/0x170 mm/filemap.c:3998 read_mapping_page include/linux/pagemap.h:993 [inline] inode_read_data+0xa9/0x460 fs/ntfs3/inode.c:1054 ntfs_fill_super+0x341c/0x40b0 fs/ntfs3/super.c:1482 get_tree_bdev_flags+0x40b/0x4d0 fs/super.c:1692 vfs_get_tree+0x92/0x2b0 fs/super.c:1815 do_new_mount+0x2a2/0x9e0 fs/namespace.c:3805 do_mount fs/namespace.c:4133 [inline] __do_sys_mount fs/namespace.c:4344 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4321 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f545aff014a 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:00007f5458e55e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f5458e55ef0 RCX: 00007f545aff014a RDX: 0000200000000280 RSI: 0000200000000300 RDI: 00007f5458e55eb0 RBP: 0000200000000280 R08: 00007f5458e55ef0 R09: 0000000000210802 R10: 0000000000210802 R11: 0000000000000246 R12: 0000200000000300 R13: 00007f5458e55eb0 R14: 000000000001f781 R15: 0000200000000840 Kernel Offset: disabled ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 48 89 7c 0a 10 mov %rdi,0x10(%rdx,%rcx,1) 7: 48 89 74 0a 18 mov %rsi,0x18(%rdx,%rcx,1) c: 48 89 44 0a 20 mov %rax,0x20(%rdx,%rcx,1) 11: c3 ret 12: cc int3 13: cc int3 14: cc int3 15: cc int3 16: cc int3 17: 0f 1f 00 nopl (%rax) 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: 90 nop 27: 90 nop 28: 90 nop 29: 90 nop * 2a: f3 0f 1e fa endbr64 <-- trapping instruction 2e: 48 8b 04 24 mov (%rsp),%rax 32: 65 48 8b 0c 25 08 e0 mov %gs:0xffffffff91cfe008,%rcx 39: cf 91 3b: 65 gs 3c: 44 rex.R 3d: 8b .byte 0x8b 3e: 05 .byte 0x5 3f: d7 xlat %ds:(%rbx)