------------[ cut here ]------------ kernel BUG at mm/swap_cgroup.c:141! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 1535 PID: 10633 Comm: syz.3.1236 Not tainted 6.11.0-rc3-next-20240813-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:swap_cgroup_record+0x2cd/0x2d0 mm/swap_cgroup.c:141 Code: e7 e8 a7 c9 f6 ff e9 64 fe ff ff e8 3d 42 8e ff 48 c7 c7 00 dc a5 8e 48 89 de e8 9e b8 e8 02 e9 7a fd ff ff e8 24 42 8e ff 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f RSP: 0018:ffffc90004237058 EFLAGS: 00010093 RAX: ffffffff82054c2c RBX: 000000000000053f RCX: ffff8880285cbc00 RDX: 0000000000000000 RSI: 000000000000053e RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff82054ad3 R09: fffff52000846de8 R10: dffffc0000000000 R11: fffff52000846de8 R12: ffff88807b104a7c R13: 0000000000000000 R14: 000000000000053e R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f466465a3b0 CR3: 0000000020a02000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __mem_cgroup_uncharge_swap+0x84/0x2e0 mm/memcontrol.c:5118 mem_cgroup_uncharge_swap include/linux/swap.h:668 [inline] swap_entry_range_free+0x45f/0x1120 mm/swapfile.c:1556 __swap_entries_free mm/swapfile.c:1518 [inline] free_swap_and_cache_nr+0xa65/0xae0 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+0x1924/0x42c0 mm/memory.c:1807 unmap_vmas+0x3cc/0x5f0 mm/memory.c:1897 exit_mmap+0x267/0xc20 mm/mmap.c:1923 __mmput+0x115/0x390 kernel/fork.c:1347 exit_mm+0x220/0x310 kernel/exit.c:571 do_exit+0x9b2/0x28e0 kernel/exit.c:926 do_group_exit+0x207/0x2c0 kernel/exit.c:1088 get_signal+0x176f/0x1810 kernel/signal.c:2936 arch_do_signal_or_restart+0x96/0x830 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [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+0xc9/0x370 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4fab9799f9 Code: Unable to access opcode bytes at 0x7f4fab9799cf. RSP: 002b:00007f4fac72e0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f4fabb15f88 RCX: 00007f4fab9799f9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f4fabb15f88 RBP: 00007f4fabb15f80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4fabb15f8c R13: 0000000000000000 R14: 00007ffd3e6302f0 R15: 00007ffd3e6303d8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:swap_cgroup_record+0x2cd/0x2d0 mm/swap_cgroup.c:141 Code: e7 e8 a7 c9 f6 ff e9 64 fe ff ff e8 3d 42 8e ff 48 c7 c7 00 dc a5 8e 48 89 de e8 9e b8 e8 02 e9 7a fd ff ff e8 24 42 8e ff 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f RSP: 0018:ffffc90004237058 EFLAGS: 00010093 RAX: ffffffff82054c2c RBX: 000000000000053f RCX: ffff8880285cbc00 RDX: 0000000000000000 RSI: 000000000000053e RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff82054ad3 R09: fffff52000846de8 R10: dffffc0000000000 R11: fffff52000846de8 R12: ffff88807b104a7c R13: 0000000000000000 R14: 000000000000053e R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f466465a3b0 CR3: 0000000020a02000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400