loop0: detected capacity change from 0 to 4096 ntfs3(loop0): Different NTFS sector size (2048) and media sector size (512). overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support RENAME_WHITEOUT. Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: __schedule+0x1aa0/0x4cd0 kernel/sched/core.c:-1 CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted 6.15.0-rc3-syzkaller-00283-gf1a3944c860b #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: dump_stack_lvl+0x99/0x250 lib/dump_stack.c:120 panic+0x2db/0x790 kernel/panic.c:354 __stack_chk_fail+0x26/0x30 kernel/panic.c:841 __schedule+0x1aa0/0x4cd0 kernel/sched/core.c:-1 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7090 irqentry_exit+0x6f/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:memcg1_commit_charge+0x1f4/0x2b0 mm/memcontrol-v1.c:582 Code: d4 9e ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 f6 44 24 41 02 75 6e f7 c3 00 02 00 00 74 01 fb 48 c7 44 24 20 0e 36 e0 45 <4b> c7 44 3d 00 00 00 00 00 66 43 c7 44 3d 09 00 00 43 c6 44 3d 0b RSP: 0018:ffffc9000d5669a0 EFLAGS: 00000206 RAX: 7702f46a1bf52300 RBX: 0000000000000a02 RCX: 7702f46a1bf52300 RDX: 0000000000000006 RSI: ffffffff8d748fd9 RDI: ffffffff8bc1cde0 RBP: ffffc9000d566a70 R08: ffffffff8f7ec977 R09: 1ffffffff1efd92e R10: dffffc0000000000 R11: fffffbfff1efd92f R12: 0000000000000001 R13: 1ffff92001aacd38 R14: ffffea00013152c0 R15: dffffc0000000000 charge_memcg+0x10b/0x180 mm/memcontrol.c:4598 __mem_cgroup_charge+0x25/0x80 mm/memcontrol.c:4609 mem_cgroup_charge include/linux/memcontrol.h:642 [inline] filemap_add_folio+0x49/0x270 mm/filemap.c:964 __filemap_get_folio+0x4f6/0xaf0 mm/filemap.c:1979 ntfs_write_begin+0x161/0x310 fs/ntfs3/inode.c:922 generic_perform_write+0x2c4/0x910 mm/filemap.c:4103 ntfs_file_write_iter+0x71c/0x820 fs/ntfs3/file.c:1287 iter_file_splice_write+0x937/0x1000 fs/splice.c:738 do_splice_from fs/splice.c:935 [inline] direct_splice_actor+0xfe/0x160 fs/splice.c:1158 splice_direct_to_actor+0x5a5/0xcc0 fs/splice.c:1102 do_splice_direct_actor fs/splice.c:1201 [inline] do_splice_direct+0x181/0x270 fs/splice.c:1227 ovl_copy_up_file+0x4bb/0x6a0 fs/overlayfs/copy_up.c:349 ovl_copy_up_data+0x1fe/0x280 fs/overlayfs/copy_up.c:654 ovl_copy_up_workdir fs/overlayfs/copy_up.c:796 [inline] ovl_do_copy_up fs/overlayfs/copy_up.c:1001 [inline] ovl_copy_up_one fs/overlayfs/copy_up.c:1202 [inline] ovl_copy_up_flags+0x120b/0x2fb0 fs/overlayfs/copy_up.c:1257 ovl_rename+0x5ca/0x1650 fs/overlayfs/dir.c:1122 vfs_rename+0xb99/0xec0 fs/namei.c:5121 do_renameat2+0x878/0xc50 fs/namei.c:5270 __do_sys_rename fs/namei.c:5317 [inline] __se_sys_rename fs/namei.c:5315 [inline] __x64_sys_rename+0x82/0x90 fs/namei.c:5315 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcc7998e969 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:00007fcc7a8db038 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007fcc79bb5fa0 RCX: 00007fcc7998e969 RDX: 0000000000000000 RSI: 0000200000000f40 RDI: 00002000000003c0 RBP: 00007fcc79a10ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fcc79bb5fa0 R15: 00007fffb1a76b98 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 9e sahf 1: ff 48 c7 decl -0x39(%rax) 4: 44 24 40 rex.R and $0x40,%al 7: 00 00 add %al,(%rax) 9: 00 00 add %al,(%rax) b: 9c pushf c: 8f 44 24 40 pop 0x40(%rsp) 10: f6 44 24 41 02 testb $0x2,0x41(%rsp) 15: 75 6e jne 0x85 17: f7 c3 00 02 00 00 test $0x200,%ebx 1d: 74 01 je 0x20 1f: fb sti 20: 48 c7 44 24 20 0e 36 movq $0x45e0360e,0x20(%rsp) 27: e0 45 * 29: 4b c7 44 3d 00 00 00 movq $0x0,0x0(%r13,%r15,1) <-- trapping instruction 30: 00 00 32: 66 43 c7 44 3d 09 00 movw $0x0,0x9(%r13,%r15,1) 39: 00 3a: 43 rex.XB 3b: c6 .byte 0xc6 3c: 44 rex.R 3d: 3d .byte 0x3d 3e: 0b .byte 0xb