Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|
KASAN: use-after-free Read in print_report serial | 1 | 981d | 977d | 0/28 | closed as dup on 2022/04/05 08:40 |
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Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|
KASAN: use-after-free Read in print_report serial | 1 | 981d | 977d | 0/28 | closed as dup on 2022/04/05 08:40 |
Title | Replies (including bot) | Last reply |
---|---|---|
[PATCH 5.17 000/772] 5.17.14-rc1 review | 793 (793) | 2022/06/20 15:05 |
[syzbot] KASAN: use-after-free Read in tty_release | 1 (3) | 2022/03/22 21:03 |
[PATCH] io_uring: fix assuming triggered poll waitqueue is the single poll | 1 (1) | 2022/03/22 19:15 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2022/03/22 19:17 | 11m | axboe@kernel.dk | git://git.kernel.dk/linux-block for-5.18/io_uring | OK |
================================================================== BUG: KASAN: use-after-free in __wake_up_common+0x637/0x650 kernel/sched/wait.c:100 Read of size 8 at addr ffff888016095530 by task syz-executor445/3686 CPU: 1 PID: 3686 Comm: syz-executor445 Tainted: G W 5.17.0-syzkaller-02172-g6b1f86f8e9c7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 print_address_description.constprop.0.cold+0xa5/0x3e0 mm/kasan/report.c:255 __kasan_report mm/kasan/report.c:442 [inline] kasan_report.cold+0x83/0xdf mm/kasan/report.c:459 __wake_up_common+0x637/0x650 kernel/sched/wait.c:100 __wake_up_common_lock+0xd0/0x130 kernel/sched/wait.c:137 tty_release+0x657/0x1200 drivers/tty/tty_io.c:1781 __fput+0x286/0x9f0 fs/file_table.c:317 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 exit_task_work include/linux/task_work.h:32 [inline] do_exit+0xaff/0x2a30 kernel/exit.c:806 do_group_exit+0xd2/0x2f0 kernel/exit.c:936 __do_sys_exit_group kernel/exit.c:947 [inline] __se_sys_exit_group kernel/exit.c:945 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:945 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f8acd99dc69 Code: Unable to access opcode bytes at RIP 0x7f8acd99dc3f. RSP: 002b:00007fff6305f8c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f8acda12330 RCX: 00007f8acd99dc69 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8acda12330 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 </TASK> Allocated by task 3674: kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38 kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:436 [inline] ____kasan_kmalloc mm/kasan/common.c:515 [inline] ____kasan_kmalloc mm/kasan/common.c:474 [inline] __kasan_kmalloc+0xa9/0xd0 mm/kasan/common.c:524 kmalloc include/linux/slab.h:584 [inline] io_arm_poll_handler+0x39d/0x940 fs/io_uring.c:6248 io_queue_sqe_arm_apoll+0x6d/0x430 fs/io_uring.c:7499 __io_queue_sqe fs/io_uring.c:7541 [inline] io_queue_sqe fs/io_uring.c:7568 [inline] io_submit_sqe fs/io_uring.c:7776 [inline] io_submit_sqes+0x7dda/0x9310 fs/io_uring.c:7882 __do_sys_io_uring_enter+0x9f1/0x1520 fs/io_uring.c:10924 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae Freed by task 3674: kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38 kasan_set_track+0x21/0x30 mm/kasan/common.c:45 kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:370 ____kasan_slab_free mm/kasan/common.c:366 [inline] ____kasan_slab_free+0x166/0x1a0 mm/kasan/common.c:328 kasan_slab_free include/linux/kasan.h:215 [inline] slab_free_hook mm/slub.c:1728 [inline] slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1754 slab_free mm/slub.c:3523 [inline] kfree+0xd6/0x4d0 mm/slub.c:4576 io_clean_op+0x20a/0xd90 fs/io_uring.c:7137 io_dismantle_req fs/io_uring.c:2270 [inline] __io_req_complete_post+0x88c/0xc90 fs/io_uring.c:2108 io_req_complete_post+0x56/0x1d0 fs/io_uring.c:2121 io_apoll_task_func+0x1df/0x230 fs/io_uring.c:6003 handle_tw_list fs/io_uring.c:2480 [inline] tctx_task_work+0x1a2/0x1380 fs/io_uring.c:2514 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 exit_task_work include/linux/task_work.h:32 [inline] do_exit+0xaff/0x2a30 kernel/exit.c:806 do_group_exit+0xd2/0x2f0 kernel/exit.c:936 __do_sys_exit_group kernel/exit.c:947 [inline] __se_sys_exit_group kernel/exit.c:945 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:945 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae The buggy address belongs to the object at ffff888016095500 which belongs to the cache kmalloc-96 of size 96 The buggy address is located 48 bytes inside of 96-byte region [ffff888016095500, ffff888016095560) The buggy address belongs to the page: page:ffffea0000582540 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x16095 flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000200 ffffea0000794d40 dead000000000003 ffff888010c41780 raw: 0000000000000000 0000000000200020 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 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1, ts 3066425818, free_ts 0 prep_new_page mm/page_alloc.c:2382 [inline] get_page_from_freelist+0xba2/0x3df0 mm/page_alloc.c:4123 __alloc_pages+0x1b2/0x500 mm/page_alloc.c:5349 alloc_page_interleave+0x1e/0x200 mm/mempolicy.c:2107 alloc_pages+0x2b1/0x310 mm/mempolicy.c:2257 alloc_slab_page mm/slub.c:1799 [inline] allocate_slab+0x26c/0x3c0 mm/slub.c:1944 new_slab mm/slub.c:2004 [inline] ___slab_alloc+0x8d0/0xf30 mm/slub.c:3018 __slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3105 slab_alloc_node mm/slub.c:3196 [inline] slab_alloc mm/slub.c:3238 [inline] kmem_cache_alloc_trace+0x310/0x3f0 mm/slub.c:3269 kmalloc include/linux/slab.h:584 [inline] kzalloc include/linux/slab.h:717 [inline] pnp_new_resource+0x47/0x180 drivers/pnp/resource.c:501 pnp_add_resource+0x19/0x1b0 drivers/pnp/resource.c:514 pnpacpi_add_irqresource drivers/pnp/pnpacpi/rsparser.c:106 [inline] pnpacpi_allocated_resource+0x2a1/0x930 drivers/pnp/pnpacpi/rsparser.c:183 acpi_walk_resource_buffer+0x194/0x2b2 drivers/acpi/acpica/rsxface.c:547 acpi_walk_resources drivers/acpi/acpica/rsxface.c:623 [inline] acpi_walk_resources+0x11b/0x1ca drivers/acpi/acpica/rsxface.c:594 pnpacpi_parse_allocated_resource+0xc5/0x130 drivers/pnp/pnpacpi/rsparser.c:280 pnpacpi_add_device drivers/pnp/pnpacpi/core.c:258 [inline] pnpacpi_add_device_handler+0x57a/0x745 drivers/pnp/pnpacpi/core.c:295 acpi_ns_get_device_callback drivers/acpi/acpica/nsxfeval.c:740 [inline] acpi_ns_get_device_callback+0x3b5/0x411 drivers/acpi/acpica/nsxfeval.c:635 page_owner free stack trace missing Memory state around the buggy address: ffff888016095400: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ffff888016095480: 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc >ffff888016095500: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ^ ffff888016095580: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ffff888016095600: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2022/03/23 10:52 | upstream | 6b1f86f8e9c7 | 5ff41e94 | .config | console log | report | syz | C | ci-upstream-kasan-gce | KASAN: use-after-free Read in tty_release | ||
2022/03/23 01:05 | upstream | b47d5a4f6b8d | d88ef0c5 | .config | console log | report | syz | C | ci-upstream-kasan-gce-smack-root | KASAN: use-after-free Read in tty_release | ||
2022/03/22 20:39 | upstream | b47d5a4f6b8d | d88ef0c5 | .config | console log | report | syz | C | ci-upstream-kasan-gce | KASAN: use-after-free Read in tty_release | ||
2022/03/22 09:57 | upstream | 8565d64430f8 | e2d91b1d | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | KASAN: use-after-free Read in tty_release | ||
2022/03/22 09:52 | upstream | 8565d64430f8 | e2d91b1d | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | KASAN: use-after-free Read in tty_release | ||
2022/03/30 09:55 | upstream | d888c83fcec7 | 6bdac766 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | KASAN: use-after-free Read in tty_release | |||
2022/03/27 23:45 | upstream | f82da161ea75 | 89bc8608 | .config | console log | report | info | ci-upstream-kasan-gce | KASAN: use-after-free Read in tty_release | |||
2022/03/25 17:59 | upstream | 34af78c4e616 | 89bc8608 | .config | console log | report | info | ci-upstream-kasan-gce-smack-root | KASAN: use-after-free Read in tty_release | |||
2022/03/25 17:11 | upstream | 34af78c4e616 | 89bc8608 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | KASAN: use-after-free Read in tty_release | |||
2022/03/25 14:41 | upstream | 34af78c4e616 | 89bc8608 | .config | console log | report | info | ci-upstream-kasan-gce | KASAN: use-after-free Read in tty_release | |||
2022/03/23 05:10 | upstream | 6b1f86f8e9c7 | 5ff41e94 | .config | console log | report | info | ci-upstream-kasan-gce-smack-root | KASAN: use-after-free Read in tty_release | |||
2022/03/23 04:59 | upstream | 6b1f86f8e9c7 | 5ff41e94 | .config | console log | report | info | ci-upstream-kasan-gce-root | KASAN: use-after-free Read in tty_release | |||
2022/03/23 04:37 | upstream | 6b1f86f8e9c7 | 5ff41e94 | .config | console log | report | info | ci-upstream-kasan-gce | KASAN: use-after-free Read in tty_release | |||
2022/03/22 17:18 | upstream | b47d5a4f6b8d | d88ef0c5 | .config | console log | report | info | ci-upstream-kasan-gce-root | KASAN: use-after-free Read in tty_release | |||
2022/03/22 14:26 | upstream | b47d5a4f6b8d | d88ef0c5 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | KASAN: use-after-free Read in tty_release | |||
2022/04/01 17:33 | upstream | e8b767f5e040 | 20955a24 | .config | console log | report | info | ci-upstream-kasan-gce-386 | KASAN: use-after-free Read in tty_release | |||
2022/04/01 02:04 | upstream | b4a5ea09b293 | 68fc921a | .config | console log | report | info | ci-upstream-kasan-gce-386 | KASAN: use-after-free Read in tty_release | |||
2022/03/24 01:02 | upstream | 1bc191051dca | 5ff41e94 | .config | console log | report | info | ci-upstream-kasan-gce-386 | KASAN: use-after-free Read in tty_release | |||
2022/03/23 22:37 | upstream | 1bc191051dca | 5ff41e94 | .config | console log | report | info | ci-upstream-kasan-gce-386 | KASAN: use-after-free Read in tty_release | |||
2022/03/23 22:21 | upstream | 1bc191051dca | 5ff41e94 | .config | console log | report | info | ci-upstream-kasan-gce-386 | KASAN: use-after-free Read in tty_release | |||
2022/03/23 04:43 | upstream | 6b1f86f8e9c7 | 5ff41e94 | .config | console log | report | info | ci-upstream-kasan-gce-386 | KASAN: use-after-free Read in tty_release | |||
2022/03/22 20:21 | upstream | b47d5a4f6b8d | d88ef0c5 | .config | console log | report | info | ci-upstream-kasan-gce-386 | KASAN: use-after-free Read in tty_release | |||
2022/03/22 18:06 | upstream | b47d5a4f6b8d | d88ef0c5 | .config | console log | report | info | ci-upstream-kasan-gce-386 | KASAN: use-after-free Read in tty_release |