Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: __schedule+0x143d/0x40d0 kernel/sched/core.c:-1 CPU: 1 PID: 5774 Comm: syz.2.312 Not tainted 6.1.142-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: dump_stack_lvl+0x168/0x22e lib/dump_stack.c:106 panic+0x2c9/0x710 kernel/panic.c:339 __stack_chk_fail+0x10/0x10 kernel/panic.c:767 __schedule+0x143d/0x40d0 kernel/sched/core.c:-1 preempt_schedule_irq+0xb1/0x150 kernel/sched/core.c:6873 irqentry_exit+0x63/0x70 kernel/entry/common.c:439 asm_sysvec_reschedule_ipi+0x16/0x20 arch/x86/include/asm/idtentry.h:696 RIP: 0010:filemap_get_read_batch+0x172/0xa60 mm/filemap.c:2444 Code: 84 2b d4 ff eb 24 e8 7d 2b d4 ff c6 05 f2 69 3d 0c 01 48 c7 c7 60 0e 75 8a be 19 03 00 00 48 c7 c2 a0 0e 75 8a e8 5e ed b6 ff <4c> 89 e7 e8 76 e3 55 08 48 85 c0 4c 8b 74 24 10 0f 84 54 07 00 00 RSP: 0000:ffffc9000490e800 EFLAGS: 00000287 RAX: ffffffff81acabc5 RBX: 0000000000000001 RCX: 0000000000080000 RDX: ffffc9000ee43000 RSI: 000000000000466e RDI: 000000000000466f RBP: ffffc9000490e910 R08: dffffc0000000000 R09: fffffbfff2117249 R10: fffffbfff2117249 R11: 1ffffffff2117248 R12: ffffc9000490e860 R13: 0000000000000000 R14: ffffffff81acab78 R15: dffffc0000000000 filemap_get_pages mm/filemap.c:2667 [inline] filemap_read+0x61a/0x2f80 mm/filemap.c:2759 generic_file_read_iter+0x115/0x670 mm/filemap.c:2914 __kernel_read+0x2dc/0x6b0 fs/read_write.c:428 integrity_kernel_read+0x86/0xd0 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+0x96b/0x17c0 security/integrity/ima/ima_crypto.c:573 ima_collect_measurement+0x4b3/0xac0 security/integrity/ima/ima_api.c:293 process_measurement+0xfae/0x1a10 security/integrity/ima/ima_main.c:351 ima_file_check+0xc2/0x100 security/integrity/ima/ima_main.c:534 do_open fs/namei.c:3628 [inline] path_openat+0x2679/0x2e70 fs/namei.c:3783 do_filp_open+0x1c1/0x3c0 fs/namei.c:3810 do_sys_openat2+0x142/0x490 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+0x135/0x160 fs/open.c:1345 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: 0033:0x7f9e5c58e929 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:00007f9e5d337038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f9e5c7b6080 RCX: 00007f9e5c58e929 RDX: 0000000000143042 RSI: 00002000000000c0 RDI: ffffffffffffff9c RBP: 00007f9e5c610b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f9e5c7b6080 R15: 00007ffd0af21e78 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess), 4 bytes skipped: 0: eb 24 jmp 0x26 2: e8 7d 2b d4 ff call 0xffd42b84 7: c6 05 f2 69 3d 0c 01 movb $0x1,0xc3d69f2(%rip) # 0xc3d6a00 e: 48 c7 c7 60 0e 75 8a mov $0xffffffff8a750e60,%rdi 15: be 19 03 00 00 mov $0x319,%esi 1a: 48 c7 c2 a0 0e 75 8a mov $0xffffffff8a750ea0,%rdx 21: e8 5e ed b6 ff call 0xffb6ed84 * 26: 4c 89 e7 mov %r12,%rdi <-- trapping instruction 29: e8 76 e3 55 08 call 0x855e3a4 2e: 48 85 c0 test %rax,%rax 31: 4c 8b 74 24 10 mov 0x10(%rsp),%r14 36: 0f 84 54 07 00 00 je 0x790