Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported |
---|---|---|---|---|---|---|
KASAN: invalid-free in dev_free usb | C | 821 | 1h35m | 60d |
syzbot |
sign-in | mailing list | source | docs |
Title | Replies (including bot) | Last reply |
---|---|---|
[syzbot] [usb?] KASAN: slab-use-after-free Read in raw_process_ep_io | 1 (2) | 2024/09/21 21:01 |
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 ================================================================== BUG: KASAN: slab-use-after-free in usb_endpoint_dir_in include/uapi/linux/usb/ch9.h:498 [inline] BUG: KASAN: slab-use-after-free in raw_process_ep_io+0x848/0xb90 drivers/usb/gadget/legacy/raw_gadget.c:1098 Read of size 1 at addr ffff888106e28ee2 by task syz.3.556/7468 CPU: 3 UID: 0 PID: 7468 Comm: syz.3.556 Not tainted 6.12.0-rc2-syzkaller-00305-g7234e2ea0edd #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: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:377 [inline] print_report+0xc3/0x620 mm/kasan/report.c:488 kasan_report+0xd9/0x110 mm/kasan/report.c:601 usb_endpoint_dir_in include/uapi/linux/usb/ch9.h:498 [inline] raw_process_ep_io+0x848/0xb90 drivers/usb/gadget/legacy/raw_gadget.c:1098 raw_ioctl_ep_write drivers/usb/gadget/legacy/raw_gadget.c:1152 [inline] raw_ioctl+0xa4d/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1324 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8d8f77dbfb Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 RSP: 002b:00007f8d90570f70 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d8f77dbfb RDX: 00007f8d90570ff0 RSI: 0000000040085507 RDI: 0000000000000003 RBP: 0000000000000003 R08: 00007f8d8fa60320 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000a R14: 00007f8d8f936058 R15: 00007ffdcf4dde28 </TASK> Allocated by task 7468: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:257 [inline] __do_kmalloc_node mm/slub.c:4264 [inline] __kmalloc_node_track_caller_noprof+0x20f/0x430 mm/slub.c:4283 memdup_user+0x2a/0xd0 mm/util.c:226 raw_ioctl_ep_enable drivers/usb/gadget/legacy/raw_gadget.c:847 [inline] raw_ioctl+0xbc4/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1318 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 7454: kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:579 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x51/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:2342 [inline] slab_free mm/slub.c:4579 [inline] kfree+0x14f/0x4b0 mm/slub.c:4727 dev_free+0x446/0x700 drivers/usb/gadget/legacy/raw_gadget.c:225 kref_put include/linux/kref.h:65 [inline] raw_release+0x168/0x2b0 drivers/usb/gadget/legacy/raw_gadget.c:473 __fput+0x3f6/0xb60 fs/file_table.c:431 __fput_sync+0x45/0x50 fs/file_table.c:516 __do_sys_close fs/open.c:1565 [inline] __se_sys_close fs/open.c:1550 [inline] __x64_sys_close+0x86/0x100 fs/open.c:1550 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f The buggy address belongs to the object at ffff888106e28ee0 which belongs to the cache kmalloc-16 of size 16 The buggy address is located 2 bytes inside of freed 16-byte region [ffff888106e28ee0, ffff888106e28ef0) The buggy address belongs to the physical page: page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106e28 anon flags: 0x57ff00000000000(node=1|zone=2|lastcpupid=0x7ff) page_type: f5(slab) raw: 057ff00000000000 ffff88801b042640 0000000000000000 dead000000000001 raw: 0000000000000000 0000000080800080 00000001f5000000 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 0x252800(GFP_NOWAIT|__GFP_NORETRY|__GFP_COMP|__GFP_THISNODE), pid 6098, tgid 6098 (syz-executor), ts 94295825881, free_ts 14089131590 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1537 prep_new_page mm/page_alloc.c:1545 [inline] get_page_from_freelist+0x101e/0x3070 mm/page_alloc.c:3457 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4733 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_slab_page mm/slub.c:2414 [inline] allocate_slab mm/slub.c:2578 [inline] new_slab+0xca/0x3f0 mm/slub.c:2631 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908 __slab_alloc_node mm/slub.c:3961 [inline] slab_alloc_node mm/slub.c:4122 [inline] __do_kmalloc_node mm/slub.c:4263 [inline] __kmalloc_node_noprof+0x357/0x430 mm/slub.c:4270 __kvmalloc_node_noprof+0xad/0x1a0 mm/util.c:658 xt_jumpstack_alloc net/netfilter/x_tables.c:1355 [inline] xt_replace_table+0x1e3/0x940 net/netfilter/x_tables.c:1394 __do_replace+0x1d3/0x9e0 net/ipv4/netfilter/arp_tables.c:912 do_replace net/ipv6/netfilter/ip6_tables.c:1158 [inline] do_ip6t_set_ctl+0x94b/0xc40 net/ipv6/netfilter/ip6_tables.c:1644 nf_setsockopt+0x8a/0xf0 net/netfilter/nf_sockopt.c:101 ipv6_setsockopt+0x135/0x170 net/ipv6/ipv6_sockglue.c:998 tcp_setsockopt+0xa4/0x100 net/ipv4/tcp.c:4029 do_sock_setsockopt+0x222/0x480 net/socket.c:2334 __sys_setsockopt+0x1a4/0x270 net/socket.c:2357 page last free pid 1104 tgid 1104 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1108 [inline] free_unref_page+0x5f4/0xdc0 mm/page_alloc.c:2638 __put_partials+0x14c/0x170 mm/slub.c:3145 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x4e/0x120 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x192/0x1e0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:329 kasan_slab_alloc include/linux/kasan.h:247 [inline] slab_post_alloc_hook mm/slub.c:4085 [inline] slab_alloc_node mm/slub.c:4134 [inline] kmem_cache_alloc_noprof+0x121/0x2f0 mm/slub.c:4141 copy_signal+0x50/0x830 kernel/fork.c:1841 copy_process+0x2754/0x8db0 kernel/fork.c:2369 kernel_clone+0xfd/0x960 kernel/fork.c:2784 user_mode_thread+0xb4/0xf0 kernel/fork.c:2862 call_usermodehelper_exec_work kernel/umh.c:172 [inline] call_usermodehelper_exec_work+0xcb/0x170 kernel/umh.c:158 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Memory state around the buggy address: ffff888106e28d80: fa fb fc fc 00 03 fc fc fa fb fc fc fa fb fc fc ffff888106e28e00: 00 00 fc fc fa fb fc fc fa fb fc fc 00 00 fc fc >ffff888106e28e80: 00 03 fc fc fa fb fc fc 00 00 fc fc fa fb fc fc ^ ffff888106e28f00: fa fb fc fc 00 00 fc fc fa fb fc fc 00 00 fc fc ffff888106e28f80: fa fb fc fc 00 00 fc fc 00 00 fc fc fa fb fc fc ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/10/13 07:28 | upstream | 7234e2ea0edd | 084d8178 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/10/12 20:16 | upstream | 09f6b0c8904b | 084d8178 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/08/30 12:09 | upstream | 20371ba12063 | db150e23 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/10/16 02:27 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 64f3b5a6bc49 | bde2d81c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/10/15 22:51 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 64f3b5a6bc49 | bde2d81c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/10/13 03:54 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 4a9fe2a8ac53 | 084d8178 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/10/12 10:37 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 4a9fe2a8ac53 | 084d8178 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/10/09 04:54 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 4a9fe2a8ac53 | 402f1df0 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/10/04 16:25 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 669e995f70de | d7906eff | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/10/02 21:43 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 9852d85ec9d4 | 02f9582a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/09/22 15:02 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 68d4209158f4 | 6f888b75 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/09/20 06:54 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 68d4209158f4 | 6f888b75 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/09/19 02:34 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 68d4209158f4 | c673ca06 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/09/16 21:09 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 68d4209158f4 | c673ca06 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/09/15 22:00 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 68d4209158f4 | 08d8a733 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/09/15 18:04 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 68d4209158f4 | 08d8a733 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io | ||
2024/09/09 04:49 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 9c0c11bb87b0 | 9750182a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | KASAN: slab-use-after-free Read in raw_process_ep_io |