Hello, syzbot found the following issue on: HEAD commit: d5b235ec8eab Merge branch 'for-next/core' into for-kernelci git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=13837dc1e80000 kernel config: https://syzkaller.appspot.com/x/.config?x=f36ea342ce412b14 dashboard link: https://syzkaller.appspot.com/bug?extid=9c40fd6eff0f3277cc9e compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/edab88544ce7/disk-d5b235ec.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/2d149255b78d/vmlinux-d5b235ec.xz kernel image: https://storage.googleapis.com/syzbot-assets/c3bfc66db2fc/Image-d5b235ec.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+9c40fd6eff0f3277cc9e@xxxxxxxxxxxxxxxxxxxxxxxxx raw: 05ffc00000480011 dead000000000100 dead000000000122 ffff0000d90d0aa1 raw: 0000000000020ffd 0000000000000000 00000002ffffffff ffff00012a670000 page dumped because: VM_BUG_ON_FOLIO(!folio_test_uptodate(folio)) ------------[ cut here ]------------ kernel BUG at mm/swap_state.c:183! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 14071 Comm: syz-executor.3 Not tainted 6.7.0-rc5-syzkaller-gd5b235ec8eab #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : add_to_swap+0x1b4/0x1b8 mm/swap_state.c:183 lr : add_to_swap+0x1b4/0x1b8 mm/swap_state.c:183 sp : ffff80009b5d68e0 x29: ffff80009b5d68e0 x28: fffffc0004bf0a18 x27: fffffc0004bf0a08 x26: 0000000000000004 x25: dfff800000000000 x24: 05ffc00000480011 x23: 1fffff800097e140 x22: 1fffff800097e141 x21: dfff800000000000 x20: 05ffc00000480011 x19: fffffc0004bf0a00 x18: 1fffe000368261ce x17: ffff80008e4ed000 x16: ffff800080317cac x15: 0000000000000001 x14: 1fffe00018eece00 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000970a9000 x8 : 0000000000040000 x7 : ffff80008028f018 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008027b600 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000041 Call trace: add_to_swap+0x1b4/0x1b8 mm/swap_state.c:183 shrink_folio_list+0x1f70/0x4b0c mm/vmscan.c:1209 shrink_inactive_list mm/vmscan.c:1913 [inline] shrink_list mm/vmscan.c:2154 [inline] shrink_lruvec+0x12a4/0x27b4 mm/vmscan.c:5626 shrink_node_memcgs mm/vmscan.c:5812 [inline] shrink_node+0xdec/0x226c mm/vmscan.c:5847 shrink_zones mm/vmscan.c:6086 [inline] do_try_to_free_pages+0x5f8/0x14fc mm/vmscan.c:6148 try_to_free_mem_cgroup_pages+0x3a0/0xbac mm/vmscan.c:6463 try_charge_memcg+0x4a4/0x148c mm/memcontrol.c:2742 obj_cgroup_charge_pages mm/memcontrol.c:3255 [inline] __memcg_kmem_charge_page+0x188/0x304 mm/memcontrol.c:3281 __alloc_pages+0x254/0x698 mm/page_alloc.c:4585 __alloc_pages_node include/linux/gfp.h:238 [inline] alloc_pages_node include/linux/gfp.h:261 [inline] bpf_ringbuf_area_alloc kernel/bpf/ringbuf.c:122 [inline] bpf_ringbuf_alloc+0x100/0x434 kernel/bpf/ringbuf.c:170 ringbuf_map_alloc+0x19c/0x288 kernel/bpf/ringbuf.c:204 map_create+0x6f4/0xd64 kernel/bpf/syscall.c:1210 __sys_bpf+0x204/0x5dc kernel/bpf/syscall.c:5365 __do_sys_bpf kernel/bpf/syscall.c:5487 [inline] __se_sys_bpf kernel/bpf/syscall.c:5485 [inline] __arm64_sys_bpf+0x80/0x98 kernel/bpf/syscall.c:5485 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 Code: f0050741 91218021 aa1303e0 97fcbfa7 (d4210000) ---[ end trace 0000000000000000 ]--- --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup
