Oops: general protection fault, probably for non-canonical address 0xdffffc0100000001: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: probably user-memory-access in range [0x0000000800000008-0x000000080000000f]
CPU: 0 UID: 0 PID: 5831 Comm: syz-executor339 Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__hlist_del include/linux/list.h:990 [inline]
RIP: 0010:hlist_del_init_rcu include/linux/rculist.h:184 [inline]
RIP: 0010:__remove_inode_hash fs/inode.c:671 [inline]
RIP: 0010:remove_inode_hash include/linux/fs.h:3226 [inline]
RIP: 0010:evict+0x64f/0x9a0 fs/inode.c:804
Code: 4c 89 ff e8 b3 23 e5 ff 4d 89 27 4d 85 e4 74 61 e8 b6 6b 7d ff 49 83 c4 08 4c 89 e0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 e7 e8 83 23 e5 ff 4d 89 3c 24 eb 38 e8 88
RSP: 0018:ffffc90003df7b00 EFLAGS: 00010202
RAX: 0000000100000001 RBX: 1ffff1100ee5d305 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffc90003df7a80
RBP: ffffc90003df7c30 R08: 0000000000000003 R09: fffff520007bef50
R10: dffffc0000000000 R11: fffff520007bef50 R12: 0000000800000008
R13: ffff8880772e9720 R14: ffff8880772e9828 R15: ffffc90000c35860
FS: 0000555577e623c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555577e6b738 CR3: 0000000075cf6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
dispose_list fs/inode.c:845 [inline]
evict_inodes+0x6f6/0x790 fs/inode.c:899
generic_shutdown_super+0xa0/0x2d0 fs/super.c:627
kill_block_super+0x44/0x90 fs/super.c:1710
deactivate_locked_super+0xc4/0x130 fs/super.c:473
cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373
task_work_run+0x24f/0x310 kernel/task_work.c:239
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x13f/0x340 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0cfeb244a7
Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff0d0cb848 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f0cfeb244a7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff0d0cb900
RBP: 00007fff0d0cb900 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000206 R12: 00007fff0d0cc9c0
R13: 0000555577e63700 R14: 431bde82d7b634db R15: 00007fff0d0cc964
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__hlist_del include/linux/list.h:990 [inline]
RIP: 0010:hlist_del_init_rcu include/linux/rculist.h:184 [inline]
RIP: 0010:__remove_inode_hash fs/inode.c:671 [inline]
RIP: 0010:remove_inode_hash include/linux/fs.h:3226 [inline]
RIP: 0010:evict+0x64f/0x9a0 fs/inode.c:804
Code: 4c 89 ff e8 b3 23 e5 ff 4d 89 27 4d 85 e4 74 61 e8 b6 6b 7d ff 49 83 c4 08 4c 89 e0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 e7 e8 83 23 e5 ff 4d 89 3c 24 eb 38 e8 88
RSP: 0018:ffffc90003df7b00 EFLAGS: 00010202
RAX: 0000000100000001 RBX: 1ffff1100ee5d305 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffc90003df7a80
RBP: ffffc90003df7c30 R08: 0000000000000003 R09: fffff520007bef50
R10: dffffc0000000000 R11: fffff520007bef50 R12: 0000000800000008
R13: ffff8880772e9720 R14: ffff8880772e9828 R15: ffffc90000c35860
FS: 0000555577e623c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555577e6b738 CR3: 0000000075cf6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 4c 89 ff mov %r15,%rdi
3: e8 b3 23 e5 ff call 0xffe523bb
8: 4d 89 27 mov %r12,(%r15)
b: 4d 85 e4 test %r12,%r12
e: 74 61 je 0x71
10: e8 b6 6b 7d ff call 0xff7d6bcb
15: 49 83 c4 08 add $0x8,%r12
19: 4c 89 e0 mov %r12,%rax
1c: 48 c1 e8 03 shr $0x3,%rax
20: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx
27: fc ff df
* 2a: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) <-- trapping instruction
2e: 74 08 je 0x38
30: 4c 89 e7 mov %r12,%rdi
33: e8 83 23 e5 ff call 0xffe523bb
38: 4d 89 3c 24 mov %r15,(%r12)
3c: eb 38 jmp 0x76
3e: e8 .byte 0xe8
3f: 88 .byte 0x88