XFS (loop4): Starting recovery (logdev: internal) XFS (loop4): Ending recovery (logdev: internal) ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4643 at mm/page_alloc.c:5398 __alloc_pages+0x33c/0x674 mm/page_alloc.c:5398 Modules linked in: CPU: 1 PID: 4643 Comm: syz.4.99 Not tainted 5.15.166-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __alloc_pages+0x33c/0x674 mm/page_alloc.c:5398 lr : __alloc_pages+0xc8/0x674 mm/page_alloc.c:5391 sp : ffff8000222176c0 x29: ffff8000222177b0 x28: ffff8000222176e0 x27: dfff800000000000 x26: ffff700004442edc x25: 0000000000000000 x24: ffff800022217700 x23: ffff80001b76f604 x22: 0000000000040d40 x21: 0000000000000000 x20: ffff800022217720 x19: 0000000000000033 x18: 0000000000000000 x17: 0000000000000002 x16: ffff8000088a6fa0 x15: 0000000000000005 x14: ffff0000d52d3680 x13: 0000000000ff0100 x12: 0000000000000005 x11: 1ffff00004442ee4 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff800022217748 x7 : 0000000000000000 x6 : ffff80000805d400 x5 : ffff0000ed339448 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : ffff800022217720 Call trace: __alloc_pages+0x33c/0x674 mm/page_alloc.c:5398 alloc_pages+0x368/0x5d4 kmalloc_order+0x40/0x154 mm/slab_common.c:966 kmalloc_order_trace+0x30/0x21c mm/slab_common.c:982 kmalloc_large include/linux/slab.h:520 [inline] __kmalloc+0x35c/0x4c8 mm/slub.c:4396 kmalloc include/linux/slab.h:596 [inline] kzalloc include/linux/slab.h:721 [inline] __v9fs_get_acl+0x58/0x150 fs/9p/acl.c:36 v9fs_get_acl+0xa4/0x2f0 fs/9p/acl.c:70 v9fs_mount+0x604/0x780 fs/9p/vfs_super.c:184 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1528 do_new_mount+0x278/0x8fc fs/namespace.c:3005 path_mount+0x594/0x101c fs/namespace.c:3335 do_mount fs/namespace.c:3348 [inline] __do_sys_mount fs/namespace.c:3556 [inline] __se_sys_mount fs/namespace.c:3533 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3533 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 100184 hardirqs last enabled at (100183): [] kasan_quarantine_put+0xdc/0x204 mm/kasan/quarantine.c:231 hardirqs last disabled at (100184): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (99910): [] spin_unlock_bh include/linux/spinlock.h:408 [inline] softirqs last enabled at (99910): [] bdi_register_va+0x50c/0x7f8 mm/backing-dev.c:904 softirqs last disabled at (99908): [] spin_lock_bh include/linux/spinlock.h:368 [inline] softirqs last disabled at (99908): [] bdi_register_va+0x2f4/0x7f8 mm/backing-dev.c:894 ---[ end trace 8283dc55c64bf775 ]---