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: 1 PID: 5391 Comm: syz-executor.0 Not tainted 6.10.0-rc1-next-20240529-syzkaller-02527-g9d99040b1bc8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 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:550 [inline] RIP: 0010:remove_inode_hash include/linux/fs.h:3115 [inline] RIP: 0010:evict+0x3ed/0x630 fs/inode.c:675 Code: e8 03 42 80 3c 30 00 74 08 4c 89 ef e8 9c f1 e6 ff 4d 89 65 00 4d 85 e4 74 51 e8 6e 29 81 ff 49 83 c4 08 4c 89 e0 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 e7 e8 74 f1 e6 ff 4d 89 2c 24 eb 31 e8 RSP: 0018:ffffc90004617bd0 EFLAGS: 00010202 RAX: 0000000100000001 RBX: 1ffff1100fe5f7a1 RCX: ffff88807d70bc00 RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffc90004617b40 RBP: ffff88807f2fbd08 R08: 0000000000000003 R09: fffff520008c2f68 R10: dffffc0000000000 R11: fffff520008c2f68 R12: 0000000800000008 R13: ffffc90000d37af8 R14: dffffc0000000000 R15: ffff88807f2fbb80 FS: 00005555753d3480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555753dc938 CR3: 000000001e77e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: dispose_list fs/inode.c:700 [inline] evict_inodes+0x5f9/0x690 fs/inode.c:750 generic_shutdown_super+0x9d/0x2d0 fs/super.c:627 kill_block_super+0x44/0x90 fs/super.c:1676 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1267 task_work_run+0x24f/0x310 kernel/task_work.c:180 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:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x168/0x370 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4c0607f1d7 Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 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:00007ffcdb500be8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4c0607f1d7 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcdb500ca0 RBP: 00007ffcdb500ca0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffcdb501d60 R13: 00007f4c060c93b9 R14: 000000000001405c R15: 0000000000000004 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:550 [inline] RIP: 0010:remove_inode_hash include/linux/fs.h:3115 [inline] RIP: 0010:evict+0x3ed/0x630 fs/inode.c:675 Code: e8 03 42 80 3c 30 00 74 08 4c 89 ef e8 9c f1 e6 ff 4d 89 65 00 4d 85 e4 74 51 e8 6e 29 81 ff 49 83 c4 08 4c 89 e0 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 e7 e8 74 f1 e6 ff 4d 89 2c 24 eb 31 e8 RSP: 0018:ffffc90004617bd0 EFLAGS: 00010202 RAX: 0000000100000001 RBX: 1ffff1100fe5f7a1 RCX: ffff88807d70bc00 RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffc90004617b40 RBP: ffff88807f2fbd08 R08: 0000000000000003 R09: fffff520008c2f68 R10: dffffc0000000000 R11: fffff520008c2f68 R12: 0000000800000008 R13: ffffc90000d37af8 R14: dffffc0000000000 R15: ffff88807f2fbb80 FS: 00005555753d3480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555753dc938 CR3: 000000001e77e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: e8 03 42 80 3c call 0x3c804208 5: 30 00 xor %al,(%rax) 7: 74 08 je 0x11 9: 4c 89 ef mov %r13,%rdi c: e8 9c f1 e6 ff call 0xffe6f1ad 11: 4d 89 65 00 mov %r12,0x0(%r13) 15: 4d 85 e4 test %r12,%r12 18: 74 51 je 0x6b 1a: e8 6e 29 81 ff call 0xff81298d 1f: 49 83 c4 08 add $0x8,%r12 23: 4c 89 e0 mov %r12,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1) <-- trapping instruction 2f: 74 08 je 0x39 31: 4c 89 e7 mov %r12,%rdi 34: e8 74 f1 e6 ff call 0xffe6f1ad 39: 4d 89 2c 24 mov %r13,(%r12) 3d: eb 31 jmp 0x70 3f: e8 .byte 0xe8