fuse: Unknown parameter 'smackfsdef' loop0: detected capacity change from 0 to 32768 XFS (loop0): Mounting V5 Filesystem ca7e2101-b8f1-4838-8e2d-7637b90620e6 XFS (loop0): Ending clean mount XFS (loop0): Quotacheck needed: Please wait. XFS (loop0): Quotacheck: Done. ================================================================== BUG: KASAN: vmalloc-out-of-bounds in vrealloc_noprof+0x341/0x3d0 mm/vmalloc.c:4095 Write of size 4064 at addr ffffc9000d411020 by task syz.0.0/5320 CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted 6.13.0-rc3-syzkaller-00026-g59dbb9d81adf #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x169/0x550 mm/kasan/report.c:489 kasan_report+0x143/0x180 mm/kasan/report.c:602 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189 __asan_memset+0x23/0x50 mm/kasan/shadow.c:84 vrealloc_noprof+0x341/0x3d0 mm/vmalloc.c:4095 push_insn_history+0x16c/0x6a0 kernel/bpf/verifier.c:3575 do_check+0x692f/0xfcd0 kernel/bpf/verifier.c:18590 do_check_common+0x1564/0x2010 kernel/bpf/verifier.c:21844 do_check_main kernel/bpf/verifier.c:21935 [inline] bpf_check+0x804e/0x1fc90 kernel/bpf/verifier.c:22661 bpf_prog_load+0x1667/0x20f0 kernel/bpf/syscall.c:2947 __sys_bpf+0x4ee/0x810 kernel/bpf/syscall.c:5790 __do_sys_bpf kernel/bpf/syscall.c:5897 [inline] __se_sys_bpf kernel/bpf/syscall.c:5895 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5895 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: 0033:0x7f1b62585d29 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1b63474038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f1b62775fa0 RCX: 00007f1b62585d29 RDX: 0000000000000048 RSI: 00000000200017c0 RDI: 0000000000000005 RBP: 00007f1b62601a20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f1b62775fa0 R15: 00007ffdeb8e6218 The buggy address belongs to the virtual mapping at [ffffc9000d3f1000, ffffc9000d413000) created by: kvrealloc_noprof+0xc7/0x120 mm/util.c:747 The buggy address belongs to the physical page: page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888052ba3b00 pfn:0x52ba2 flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff) raw: 04fff00000000000 0000000000000000 dead000000000122 0000000000000000 raw: ffff888052ba3b00 0000000000000000 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x102cc2(GFP_HIGHUSER|__GFP_NOWARN), pid 5320, tgid 5319 (syz.0.0), ts 75651040072, free_ts 74883657907 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556 prep_new_page mm/page_alloc.c:1564 [inline] get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3474 __alloc_pages_slowpath+0x414/0x1020 mm/page_alloc.c:4286 __alloc_pages_noprof+0x49b/0x710 mm/page_alloc.c:4764 alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2269 vm_area_alloc_pages mm/vmalloc.c:3589 [inline] __vmalloc_area_node mm/vmalloc.c:3667 [inline] __vmalloc_node_range_noprof+0x9c9/0x1380 mm/vmalloc.c:3844 __kvmalloc_node_noprof+0x142/0x190 mm/util.c:672 kvrealloc_noprof+0xc7/0x120 mm/util.c:747 push_insn_history+0x16c/0x6a0 kernel/bpf/verifier.c:3575 do_check+0x692f/0xfcd0 kernel/bpf/verifier.c:18590 do_check_common+0x1564/0x2010 kernel/bpf/verifier.c:21844 do_check_main kernel/bpf/verifier.c:21935 [inline] bpf_check+0x804e/0x1fc90 kernel/bpf/verifier.c:22661 bpf_prog_load+0x1667/0x20f0 kernel/bpf/syscall.c:2947 __sys_bpf+0x4ee/0x810 kernel/bpf/syscall.c:5790 __do_sys_bpf kernel/bpf/syscall.c:5897 [inline] __se_sys_bpf kernel/bpf/syscall.c:5895 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5895 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 page last free pid 5313 tgid 5313 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1127 [inline] free_unref_page+0xd3f/0x1010 mm/page_alloc.c:2657 discard_slab mm/slub.c:2688 [inline] __put_partials+0x160/0x1c0 mm/slub.c:3157 put_cpu_partial+0x17c/0x250 mm/slub.c:3232 __slab_free+0x290/0x380 mm/slub.c:4483 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4119 [inline] slab_alloc_node mm/slub.c:4168 [inline] __kmalloc_cache_noprof+0x1d9/0x390 mm/slub.c:4324 kmalloc_noprof include/linux/slab.h:901 [inline] usb_control_msg+0xbb/0x4c0 drivers/usb/core/message.c:144 get_port_status drivers/usb/core/hub.c:604 [inline] hub_ext_port_status+0x11a/0x840 drivers/usb/core/hub.c:621 hub_port_reset+0x905/0x1b30 drivers/usb/core/hub.c:3047 hub_port_init+0x2a9/0x2670 drivers/usb/core/hub.c:4893 hub_port_connect drivers/usb/core/hub.c:5450 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x2962/0x5150 drivers/usb/core/hub.c:5903 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 Memory state around the buggy address: ffffc9000d410f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffffc9000d410f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffffc9000d411000: 00 00 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ^ ffffc9000d411080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc9000d411100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ==================================================================