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[syzbot] [bluetooth?] KASAN: slab-use-after-free Read in set_powered_sync | 0 (1) | 2024/07/15 09:36 |
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[syzbot] [bluetooth?] KASAN: slab-use-after-free Read in set_powered_sync | 0 (1) | 2024/07/15 09:36 |
Bluetooth: hci0: hardware error 0x00 Bluetooth: hci0: Opcode 0x0c03 failed: -110 ================================================================== BUG: KASAN: slab-use-after-free in set_powered_sync+0x3a/0xc0 net/bluetooth/mgmt.c:1353 Read of size 8 at addr ffff88801fc3c818 by task kworker/u9:1/4609 CPU: 1 UID: 0 PID: 4609 Comm: kworker/u9:1 Not tainted 6.11.0-rc1-syzkaller-00154-gc0ecd6388360 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Workqueue: hci0 hci_cmd_sync_work Call Trace: <TASK> __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119 print_address_description mm/kasan/report.c:377 [inline] print_report+0x169/0x550 mm/kasan/report.c:488 kasan_report+0x143/0x180 mm/kasan/report.c:601 set_powered_sync+0x3a/0xc0 net/bluetooth/mgmt.c:1353 hci_cmd_sync_work+0x22b/0x400 net/bluetooth/hci_sync.c:328 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd40 kernel/workqueue.c:3390 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 </TASK> Allocated by task 6527: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:370 [inline] __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:387 kasan_kmalloc include/linux/kasan.h:211 [inline] __kmalloc_cache_noprof+0x19c/0x2c0 mm/slub.c:4189 kmalloc_noprof include/linux/slab.h:681 [inline] kzalloc_noprof include/linux/slab.h:807 [inline] mgmt_pending_new+0x65/0x250 net/bluetooth/mgmt_util.c:269 mgmt_pending_add+0x36/0x120 net/bluetooth/mgmt_util.c:296 set_powered+0x3cd/0x5e0 net/bluetooth/mgmt.c:1394 hci_mgmt_cmd+0xc47/0x11d0 net/bluetooth/hci_sock.c:1712 hci_sock_sendmsg+0x7b8/0x11c0 net/bluetooth/hci_sock.c:1832 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 sock_write_iter+0x2dd/0x400 net/socket.c:1160 new_sync_write fs/read_write.c:497 [inline] vfs_write+0xa72/0xc90 fs/read_write.c:590 ksys_write+0x1a0/0x2c0 fs/read_write.c:643 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 Freed by task 4609: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object+0xe0/0x150 mm/kasan/common.c:240 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2252 [inline] slab_free mm/slub.c:4473 [inline] kfree+0x149/0x360 mm/slub.c:4594 settings_rsp+0x2bc/0x390 net/bluetooth/mgmt.c:1443 mgmt_pending_foreach+0xd1/0x130 net/bluetooth/mgmt_util.c:259 __mgmt_power_off+0x112/0x420 net/bluetooth/mgmt.c:9444 hci_dev_close_sync+0x665/0x11a0 net/bluetooth/hci_sync.c:5139 hci_dev_do_close net/bluetooth/hci_core.c:483 [inline] hci_error_reset+0x12c/0x3f0 net/bluetooth/hci_core.c:1016 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd40 kernel/workqueue.c:3390 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 The buggy address belongs to the object at ffff88801fc3c800 which belongs to the cache kmalloc-96 of size 96 The buggy address is located 24 bytes inside of freed 96-byte region [ffff88801fc3c800, ffff88801fc3c860) The buggy address belongs to the physical page: page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1fc3c flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) page_type: 0xfdffffff(slab) raw: 00fff00000000000 ffff888015441280 ffffea00006edfc0 dead000000000002 raw: 0000000000000000 0000000000200020 00000001fdffffff 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 0x152820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 11, tgid 11 (kworker/u8:0), ts 65930863320, free_ts 65904480351 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1493 prep_new_page mm/page_alloc.c:1501 [inline] get_page_from_freelist+0x2e4c/0x2f10 mm/page_alloc.c:3442 __alloc_pages_noprof+0x256/0x6c0 mm/page_alloc.c:4700 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_pages_node_noprof include/linux/gfp.h:296 [inline] alloc_slab_page+0x5f/0x120 mm/slub.c:2321 allocate_slab+0x5a/0x2f0 mm/slub.c:2484 new_slab mm/slub.c:2537 [inline] ___slab_alloc+0xcd1/0x14b0 mm/slub.c:3723 __slab_alloc+0x58/0xa0 mm/slub.c:3813 __slab_alloc_node mm/slub.c:3866 [inline] slab_alloc_node mm/slub.c:4025 [inline] __do_kmalloc_node mm/slub.c:4157 [inline] __kmalloc_noprof+0x25a/0x400 mm/slub.c:4170 kmalloc_noprof include/linux/slab.h:685 [inline] kzalloc_noprof include/linux/slab.h:807 [inline] cfg80211_inform_single_bss_data+0xaff/0x2030 net/wireless/scan.c:2307 cfg80211_inform_bss_data+0x3dd/0x5a70 net/wireless/scan.c:3159 cfg80211_inform_bss_frame_data+0x3b8/0x720 net/wireless/scan.c:3254 ieee80211_bss_info_update+0x8a7/0xbc0 net/mac80211/scan.c:226 ieee80211_rx_bss_info net/mac80211/ibss.c:1100 [inline] ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1579 [inline] ieee80211_ibss_rx_queued_mgmt+0x1962/0x2d70 net/mac80211/ibss.c:1606 ieee80211_iface_process_skb net/mac80211/iface.c:1588 [inline] ieee80211_iface_work+0x8a5/0xf20 net/mac80211/iface.c:1642 cfg80211_wiphy_work+0x2db/0x490 net/wireless/core.c:440 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 page last free pid 5338 tgid 5337 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1094 [inline] free_unref_page+0xd19/0xea0 mm/page_alloc.c:2612 tlb_batch_list_free mm/mmu_gather.c:159 [inline] tlb_finish_mmu+0x11f/0x200 mm/mmu_gather.c:468 exit_mmap+0x44f/0xc80 mm/mmap.c:3425 __mmput+0x115/0x380 kernel/fork.c:1345 exit_mm+0x220/0x310 kernel/exit.c:571 do_exit+0x9b2/0x27f0 kernel/exit.c:869 do_group_exit+0x207/0x2c0 kernel/exit.c:1031 get_signal+0x1695/0x1730 kernel/signal.c:2917 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:310 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 Memory state around the buggy address: ffff88801fc3c700: 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc ffff88801fc3c780: 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc >ffff88801fc3c800: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ^ ffff88801fc3c880: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ffff88801fc3c900: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
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2024/08/02 01:34 | upstream | c0ecd6388360 | 1e9c4cf3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/26 15:04 | upstream | 1722389b0d86 | 3f86dfed | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/09/04 00:27 | upstream | 88fac17500f4 | 9d47f20a | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/15 03:57 | upstream | 1fb918967b56 | e4bacdaf | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/17 03:56 | upstream | 296c871d2904 | dbc93b08 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/19 11:47 | upstream | 720261cfc732 | ee4e11c8 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/15 09:36 | upstream | 0c3836482481 | 252f67bd | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/15 09:35 | upstream | 0c3836482481 | 252f67bd | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/15 09:35 | upstream | 0c3836482481 | 252f67bd | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/09/04 12:07 | net | 33f339a1ba54 | 9d47f20a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/20 23:44 | net | 4b3e33fcc38f | 9f0ab3fb | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/02 17:48 | net | 16dc75e500a3 | 53683cf2 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/24 09:43 | net | 3ba359c0cd6e | 57b2edb1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/14 08:54 | net | 528dd46d0fc3 | eaeb5c15 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/31 02:43 | net-next | fbdaffe41adc | f885a8ff | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/30 01:13 | net-next | 0a8b08c554da | 54fe8471 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/30 00:46 | net-next | 0a8b08c554da | 54fe8471 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/29 04:12 | net-next | e24a6c874601 | ef3de9e8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/25 11:53 | net-next | 7d3aed652d09 | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/23 11:20 | net-next | bfc52deef5ed | ce8a9099 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/20 20:04 | net-next | 797653865b98 | 9f0ab3fb | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/20 02:25 | net-next | af3dc0ad3167 | 9f0ab3fb | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/17 10:55 | net-next | a99ef548bba0 | dbc93b08 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/16 13:37 | net-next | e5efc2311cc4 | e4bacdaf | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/09 02:02 | net-next | 91d516d4de48 | 61405512 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/08 04:05 | net-next | e66f33bdf0c3 | 7b2f2f35 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/31 06:16 | net-next | 0a658d088cc6 | 6fde257d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/30 17:53 | net-next | 1722389b0d86 | a4e01e1e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/23 22:10 | net-next | d7e78951a8b8 | 708c10c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/07/10 23:44 | net-next | 40ab9e0dc865 | e7213be3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/06/21 23:28 | net-next | 3226607302ca | edc5149a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: slab-use-after-free Read in set_powered_sync | ||
2024/08/28 15:34 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | df54f4a16f82 | 940f38c1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: slab-use-after-free Read in set_powered_sync |