Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: preempt_schedule_irq+0x1b8/0x1c0 CPU: 1 PID: 6910 Comm: syz.1.644 Not tainted 6.1.124-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:xa_head include/linux/xarray.h:1182 [inline] RIP: 0010:xas_start+0x2d2/0x7b0 lib/xarray.c:188 Code: 89 c6 e8 f1 de db f6 85 db 0f 84 82 02 00 00 e8 84 db db f6 e9 38 04 00 00 e8 7a db db f6 eb 27 e8 73 db db f6 e9 72 01 00 00 99 92 c3 f6 89 c3 31 ff 89 c6 e8 be de db f6 85 db 0f 84 71 02 RSP: 0018:ffffc90005f1e730 EFLAGS: 00000246 RAX: 0000000000000002 RBX: 0000000000000000 RCX: ffff88807c080000 RDX: ffff88807c080000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff8aaebfe7 R09: fffffbfff2249c4d R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90005f1e840 R13: ffffea0001483dc0 R14: ffffc90005f1e858 R15: 1ffff92000be3d0b xas_load+0x28/0x140 lib/xarray.c:235 filemap_get_read_batch+0x23c/0xc90 mm/filemap.c:2443 filemap_get_pages mm/filemap.c:2666 [inline] filemap_read+0x817/0x31d0 mm/filemap.c:2758 __kernel_read+0x421/0x890 fs/read_write.c:428 integrity_kernel_read+0xac/0xf0 security/integrity/iint.c:228 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+0x163f/0x1d10 security/integrity/ima/ima_crypto.c:573 ima_collect_measurement+0x559/0xc40 security/integrity/ima/ima_api.c:293 process_measurement+0x135c/0x21b0 security/integrity/ima/ima_main.c:351 ima_file_check+0xed/0x170 security/integrity/ima/ima_main.c:534 do_open fs/namei.c:3628 [inline] path_openat+0x2687/0x2e60 fs/namei.c:3783 do_filp_open+0x230/0x480 fs/namei.c:3810 do_sys_openat2+0x13b/0x4f0 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1345 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: 0033:0x7fe4e9d85d29 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:00007fe4eac62038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fe4e9f76080 RCX: 00007fe4e9d85d29 RDX: 0000000000143042 RSI: 0000000020000040 RDI: ffffffffffffff9c RBP: 00007fe4e9e01b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fe4e9f76080 R15: 00007fff9d225f58 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 89 c6 mov %eax,%esi 2: e8 f1 de db f6 call 0xf6dbdef8 7: 85 db test %ebx,%ebx 9: 0f 84 82 02 00 00 je 0x291 f: e8 84 db db f6 call 0xf6dbdb98 14: e9 38 04 00 00 jmp 0x451 19: e8 7a db db f6 call 0xf6dbdb98 1e: eb 27 jmp 0x47 20: e8 73 db db f6 call 0xf6dbdb98 25: e9 72 01 00 00 jmp 0x19c * 2a: e8 99 92 c3 f6 call 0xf6c392c8 <-- trapping instruction 2f: 89 c3 mov %eax,%ebx 31: 31 ff xor %edi,%edi 33: 89 c6 mov %eax,%esi 35: e8 be de db f6 call 0xf6dbdef8 3a: 85 db test %ebx,%ebx 3c: 0f .byte 0xf 3d: 84 71 02 test %dh,0x2(%rcx)