loop0: detected capacity change from 0 to 256 exfat: Deprecated parameter 'utf8' Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: __schedule+0x2207/0x4c30 CPU: 0 UID: 0 PID: 5316 Comm: syz.0.0 Not tainted 6.13.0-rc2-syzkaller-00036-g231825b2e1ff #0 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 lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 panic+0x349/0x880 kernel/panic.c:354 __stack_chk_fail+0x15/0x20 kernel/panic.c:836 __schedule+0x2207/0x4c30 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:seqcount_lockdep_reader_access+0x1e0/0x220 include/linux/seqlock.h:75 Code: 00 4d 85 ed 75 16 e8 cf 47 12 00 eb 15 e8 c8 47 12 00 e8 b3 f3 3a 0a 4d 85 ed 74 ea e8 b9 47 12 00 fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 3c 00 00 00 00 66 43 c7 44 3c 09 00 00 43 c6 44 3c 0b 00 RSP: 0018:ffffc9000d2de660 EFLAGS: 00000287 RAX: ffffffff818d1687 RBX: 0000000000000000 RCX: 0000000000100000 RDX: ffffc9000e5c1000 RSI: 0000000000003da8 RDI: 0000000000003da9 RBP: ffffc9000d2de720 R08: ffffffff818d165d R09: 1ffffffff2854326 R10: dffffc0000000000 R11: fffffbfff2854327 R12: dffffc0000000000 R13: 0000000000000200 R14: 0000000000000046 R15: 1ffff92001a5bccc ktime_get_coarse_real_ts64_mg+0x57/0x220 kernel/time/timekeeping.c:2334 current_time+0x8a/0x3c0 fs/inode.c:2301 atime_needs_update+0x330/0x6c0 fs/inode.c:2163 touch_atime+0x84/0x690 fs/inode.c:2180 file_accessed include/linux/fs.h:2539 [inline] filemap_read+0xd5c/0xf50 mm/filemap.c:2714 __kernel_read+0x513/0x9d0 fs/read_write.c:523 integrity_kernel_read+0xb0/0x100 security/integrity/iint.c:28 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:480 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0xae6/0x1b30 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x520/0xb10 security/integrity/ima/ima_api.c:293 process_measurement+0x1351/0x1fb0 security/integrity/ima/ima_main.c:372 ima_file_check+0xd9/0x120 security/integrity/ima/ima_main.c:572 security_file_post_open+0xb9/0x280 security/security.c:3121 do_open fs/namei.c:3830 [inline] path_openat+0x2ccd/0x3590 fs/namei.c:3987 do_filp_open+0x27f/0x4e0 fs/namei.c:4014 do_sys_openat2+0x13e/0x1d0 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_openat fs/open.c:1433 [inline] __se_sys_openat fs/open.c:1428 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1428 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f46fe385d19 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:00007f46ff11c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f46fe575fa0 RCX: 00007f46fe385d19 RDX: 0000000000000002 RSI: 0000000020000200 RDI: ffffffffffffff9c RBP: 00007f46fe401a20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f46fe575fa0 R15: 00007ffd1ce38998 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 00 4d 85 add %cl,-0x7b(%rbp) 3: ed in (%dx),%eax 4: 75 16 jne 0x1c 6: e8 cf 47 12 00 call 0x1247da b: eb 15 jmp 0x22 d: e8 c8 47 12 00 call 0x1247da 12: e8 b3 f3 3a 0a call 0xa3af3ca 17: 4d 85 ed test %r13,%r13 1a: 74 ea je 0x6 1c: e8 b9 47 12 00 call 0x1247da 21: fb sti 22: 48 c7 04 24 0e 36 e0 movq $0x45e0360e,(%rsp) 29: 45 * 2a: 4b c7 04 3c 00 00 00 movq $0x0,(%r12,%r15,1) <-- trapping instruction 31: 00 32: 66 43 c7 44 3c 09 00 movw $0x0,0x9(%r12,%r15,1) 39: 00 3a: 43 c6 44 3c 0b 00 movb $0x0,0xb(%r12,%r15,1)