------------[ cut here ]------------ WARNING: CPU: 1 PID: 6828 at mm/zswap.c:1700 zswap_swapoff+0x11b/0x2b0 mm/zswap.c:1700 Modules linked in: CPU: 1 UID: 0 PID: 6828 Comm: swapoff Not tainted 6.11.0-rc3-next-20240816-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:zswap_swapoff+0x11b/0x2b0 mm/zswap.c:1700 Code: 74 05 e8 78 73 07 00 4b 83 7c 35 00 00 75 15 e8 1b bd 9e ff 48 ff c5 49 83 c6 50 83 7c 24 0c 17 76 9b eb 24 e8 06 bd 9e ff 90 <0f> 0b 90 eb e5 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 7c 90 48 8b 3c RSP: 0018:ffffc90004357a38 EFLAGS: 00010293 RAX: ffffffff81f4d66a RBX: dffffc0000000000 RCX: ffff88802105bc00 RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff888017eee648 RBP: 0000000000000000 R08: ffffffff81f4d620 R09: 1ffffffff1d476ac R10: dffffc0000000000 R11: fffffbfff1d476ad R12: dffffc0000000000 R13: ffff888017eee600 R14: 0000000000000048 R15: 0000000000000002 FS: 00007f48558fd380(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c01fffc CR3: 0000000070794000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __do_sys_swapoff mm/swapfile.c:2837 [inline] __se_sys_swapoff+0x4653/0x4cf0 mm/swapfile.c:2706 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: 0033:0x7f4855a56b37 Code: 73 01 c3 48 8b 0d f1 52 0d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 52 0d 00 f7 d8 64 89 01 48 RSP: 002b:00007ffe857ad728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4855a56b37 RDX: 00007f4855af67e8 RSI: 00007f4855bf3eed RDI: 00005620376bea20 RBP: 00005620376bea20 R08: 0000000000000000 R09: 91755727f01b85f1 R10: 000000000000001f R11: 0000000000000246 R12: 00007ffe857ad948 R13: 00005620376be2a0 R14: 0000561ffd80f169 R15: 00007f4855c35a80