RAX: ffffffffffffffda RBX: 00007f45fc825fa0 RCX: 00007f45fc59e159
RDX: 000000000300000b RSI: 0000000000200000 RDI: 0000200000000000
RBP: 00007f45fc63503b R08: ffffffffffffffff R09: 00000000ec776000
R10: 0000000000204031 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f45fc826038 R14: 00007f45fc825fa0 R15: 00007ffc7ec438a8
 </TASK>
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 1 PID: 5413 Comm: syz.0.264 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0x188/0x24e lib/dump_stack.c:106
 panic+0x2d3/0x710 kernel/panic.c:339
 check_panic_on_warn kernel/panic.c:235 [inline]
 __warn+0x2f8/0x4f0 kernel/panic.c:680
 __report_bug lib/bug.c:199 [inline]
 report_bug+0x2ba/0x4f0 lib/bug.c:219
 handle_bug+0x3a/0x70 arch/x86/kernel/traps.c:324
 exc_invalid_op+0x16/0x40 arch/x86/kernel/traps.c:345
 asm_exc_invalid_op+0x16/0x20 arch/x86/include/asm/idtentry.h:606
RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:509 [inline]
RIP: 0010:hugetlb_split+0x234/0x2a0 mm/hugetlb.c:4923
Code: b4 ff 4c 89 f7 48 89 de 4c 89 fa 31 c9 5b 41 5c 41 5d 41 5e 41 5f 5d eb 7d e8 58 6d b4 ff 0f 0b e9 65 fe ff ff e8 4c 6d b4 ff <0f> 0b e9 2d ff ff ff 48 c7 c1 64 4b 21 8e 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc90003207608 EFLAGS: 00010287
RAX: ffffffff81cdd444 RBX: 0000200000200000 RCX: 0000000000080000
RDX: ffffc9000df4c000 RSI: 00000000000011a5 RDI: 00000000000011a6
RBP: 0000000000000000 R08: ffff88807c93716f R09: 1ffff1100f926e2d
R10: dffffc0000000000 R11: ffffed100f926e2e R12: ffff88807604d148
R13: dffffc0000000000 R14: ffff88807604d0d8 R15: ffff8880509ec1b8
 __vma_adjust+0x553/0x1d00 mm/mmap.c:737
 vma_adjust include/linux/mm.h:2810 [inline]
 __split_vma+0x3a2/0x4f0 mm/mmap.c:-1
 do_mas_align_munmap+0x7b8/0x12d0 mm/mmap.c:2501
 do_mas_munmap+0x240/0x2b0 mm/mmap.c:2650
 __mmap_region mm/mmap.c:2698 [inline]
 mmap_region+0x7ab/0x1c50 mm/mmap.c:2916
 do_mmap+0x9ce/0x10d0 mm/mmap.c:1436
 vm_mmap_pgoff+0x1c1/0x2d0 mm/util.c:520
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f45fc59e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f45fd3fa028 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f45fc825fa0 RCX: 00007f45fc59e159
RDX: 000000000300000b RSI: 0000000000200000 RDI: 0000200000000000
RBP: 00007f45fc63503b R08: ffffffffffffffff R09: 00000000ec776000
R10: 0000000000204031 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f45fc826038 R14: 00007f45fc825fa0 R15: 00007ffc7ec438a8
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..