------------[ cut here ]------------ kernel BUG at mm/swap_cgroup.c:141! Oops: invalid opcode: 0000 [#1] PREEMPT SMP PTI CPU: 0 UID: 0 PID: 5122 Comm: syz.0.615 Not tainted 6.11.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:swap_cgroup_record+0xf2/0x100 mm/swap_cgroup.c:141 Code: cf 49 83 c7 02 eb de 48 8b 3c 24 48 89 c6 e8 85 c3 c6 01 44 89 e8 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90007f0fa18 EFLAGS: 00010002 RAX: 0000000000000286 RBX: 00000000000002d3 RCX: 5a40000000000000 RDX: c432d217f9634e30 RSI: 0005088000000000 RDI: ffffffff86255d10 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000001 R14: ffffffff86255d00 R15: ffff888114fab5a4 FS: 0000000000000000(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555585ec57e0 CR3: 00000001787a8000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __mem_cgroup_uncharge_swap+0x27/0x140 mm/memcontrol.c:5106 mem_cgroup_uncharge_swap include/linux/swap.h:668 [inline] swap_entry_range_free+0x2a9/0x460 mm/swapfile.c:1556 __swap_entries_free mm/swapfile.c:1518 [inline] free_swap_and_cache_nr+0x376/0x460 mm/swapfile.c:1876 zap_pte_range mm/memory.c:1653 [inline] zap_pmd_range mm/memory.c:1736 [inline] zap_pud_range mm/memory.c:1765 [inline] zap_p4d_range mm/memory.c:1786 [inline] unmap_page_range+0x86e/0x1bd0 mm/memory.c:1807 unmap_vmas+0x11f/0x1a0 mm/memory.c:1897 exit_mmap+0x1f1/0x590 mm/mmap.c:1923 __mmput+0x3d/0x110 kernel/fork.c:1345 exit_mm+0xaa/0x110 kernel/exit.c:571 do_exit+0x206/0xa50 kernel/exit.c:926 do_group_exit+0x9c/0xa0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x12/0x20 kernel/exit.c:1097 x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xe0/0x220 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7f6f9779f9 Code: Unable to access opcode bytes at 0x7f7f6f9779cf. RSP: 002b:00007ffc3be9f4f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7f6f9779f9 RDX: 00007f7f6f9779f9 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000003 R08: 00007ffc3be9f5df R09: 00007f7f6fad0260 R10: 0000000000000001 R11: 0000000000000246 R12: 00007f7f6fad0f68 R13: 00007f7f6fad0260 R14: 0000000000000003 R15: 00007ffc3be9f5a0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:swap_cgroup_record+0xf2/0x100 mm/swap_cgroup.c:141 Code: cf 49 83 c7 02 eb de 48 8b 3c 24 48 89 c6 e8 85 c3 c6 01 44 89 e8 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90007f0fa18 EFLAGS: 00010002 RAX: 0000000000000286 RBX: 00000000000002d3 RCX: 5a40000000000000 RDX: c432d217f9634e30 RSI: 0005088000000000 RDI: ffffffff86255d10 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000001 R14: ffffffff86255d00 R15: ffff888114fab5a4 FS: 0000000000000000(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555585ec57e0 CR3: 00000001787a8000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400