syzbot |
sign-in | mailing list | source | docs |
🐞 Open [1163] ≡ Subsystems 🐞 Fixed [4399] 🐞 Invalid [9869] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
linux-4.19 | KASAN: use-after-free Read in lbmIODone jfs | C | 150 | 35d | 879d | 0/1 | upstream: reported C repro on 2020/10/22 09:37 | ||
upstream | KASAN: use-after-free Read in lbmIODone (2) jfs | 9 | 1d16h | 19d | 0/24 | upstream: reported on 2023/03/01 21:54 | |||
linux-4.14 | KASAN: use-after-free Read in lbmIODone jfs | C | 68 | 35d | 909d | 0/1 | upstream: reported C repro on 2020/09/23 00:55 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2023/01/13 17:32 | 19m | retest repro | upstream | OK log | |
2022/10/04 20:30 | 17m | retest repro | upstream | error | |
2021/04/03 03:53 | 17m | mail@anirudhrb.com | git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git d98f554b318f57ded14684c04b3337a1975cf490 | OK | |
2021/04/02 20:54 | 16m | mail@anirudhrb.com | patch | git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git d98f554b318f57ded14684c04b3337a1975cf490 | OK |
2021/03/14 17:54 | 15m | mail@anirudhrb.com | patch | linux-next | OK |
2021/03/14 11:10 | 15m | mail@anirudhrb.com | patch | linux-next | OK |
2021/03/13 10:01 | 11m | mail@anirudhrb.com | patch | linux-next | report log |
2021/03/12 06:54 | 16m | mail@anirudhrb.com | linux-next | report log | |
2021/03/11 17:02 | 16m | mail@anirudhrb.com | upstream | report log |
================================================================== BUG: KASAN: use-after-free in __lock_acquire+0x3db6/0x54f0 kernel/locking/lockdep.c:4702 Read of size 8 at addr ffff88803d834368 by task ksoftirqd/1/18 CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 5.11.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x107/0x163 lib/dump_stack.c:120 print_address_description.constprop.0.cold+0x5b/0x2f8 mm/kasan/report.c:230 __kasan_report mm/kasan/report.c:396 [inline] kasan_report.cold+0x79/0xd5 mm/kasan/report.c:413 __lock_acquire+0x3db6/0x54f0 kernel/locking/lockdep.c:4702 lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:159 __wake_up_common_lock+0xb4/0x130 kernel/sched/wait.c:137 lbmIODone+0x44b/0xf60 fs/jfs/jfs_logmgr.c:2294 bio_endio+0x3cd/0x790 block/bio.c:1450 req_bio_endio block/blk-core.c:264 [inline] blk_update_request+0x68b/0x1480 block/blk-core.c:1462 blk_mq_end_request+0x4c/0x510 block/blk-mq.c:564 lo_complete_rq+0x20d/0x2d0 drivers/block/loop.c:497 blk_done_softirq+0x294/0x3e0 block/blk-mq.c:588 __do_softirq+0x29b/0x9f6 kernel/softirq.c:343 run_ksoftirqd kernel/softirq.c:650 [inline] run_ksoftirqd+0x2d/0x50 kernel/softirq.c:642 smpboot_thread_fn+0x655/0x9e0 kernel/smpboot.c:165 kthread+0x3b1/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 Allocated by task 9974: kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38 kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:401 [inline] ____kasan_kmalloc.constprop.0+0x82/0xa0 mm/kasan/common.c:429 kmalloc include/linux/slab.h:552 [inline] lbmLogInit fs/jfs/jfs_logmgr.c:1829 [inline] lmLogInit+0x30b/0x1420 fs/jfs/jfs_logmgr.c:1278 open_inline_log fs/jfs/jfs_logmgr.c:1183 [inline] lmLogOpen+0x759/0x1250 fs/jfs/jfs_logmgr.c:1077 jfs_mount_rw+0x286/0x4c0 fs/jfs/jfs_mount.c:259 jfs_fill_super+0x860/0xbc0 fs/jfs/super.c:571 mount_bdev+0x34d/0x410 fs/super.c:1366 legacy_get_tree+0x105/0x220 fs/fs_context.c:592 vfs_get_tree+0x89/0x2f0 fs/super.c:1496 do_new_mount fs/namespace.c:2881 [inline] path_mount+0x13ad/0x20c0 fs/namespace.c:3211 do_mount fs/namespace.c:3224 [inline] __do_sys_mount fs/namespace.c:3432 [inline] __se_sys_mount fs/namespace.c:3409 [inline] __x64_sys_mount+0x27f/0x300 fs/namespace.c:3409 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Freed by task 9974: kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38 kasan_set_track+0x1c/0x30 mm/kasan/common.c:46 kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:356 ____kasan_slab_free+0xe1/0x110 mm/kasan/common.c:362 kasan_slab_free include/linux/kasan.h:192 [inline] slab_free_hook mm/slub.c:1547 [inline] slab_free_freelist_hook+0x5d/0x150 mm/slub.c:1580 slab_free mm/slub.c:3143 [inline] kfree+0xdb/0x3b0 mm/slub.c:4139 lbmLogShutdown fs/jfs/jfs_logmgr.c:1872 [inline] lmLogInit+0x94a/0x1420 fs/jfs/jfs_logmgr.c:1423 open_inline_log fs/jfs/jfs_logmgr.c:1183 [inline] lmLogOpen+0x759/0x1250 fs/jfs/jfs_logmgr.c:1077 jfs_mount_rw+0x286/0x4c0 fs/jfs/jfs_mount.c:259 jfs_fill_super+0x860/0xbc0 fs/jfs/super.c:571 mount_bdev+0x34d/0x410 fs/super.c:1366 legacy_get_tree+0x105/0x220 fs/fs_context.c:592 vfs_get_tree+0x89/0x2f0 fs/super.c:1496 do_new_mount fs/namespace.c:2881 [inline] path_mount+0x13ad/0x20c0 fs/namespace.c:3211 do_mount fs/namespace.c:3224 [inline] __do_sys_mount fs/namespace.c:3432 [inline] __se_sys_mount fs/namespace.c:3409 [inline] __x64_sys_mount+0x27f/0x300 fs/namespace.c:3409 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Last potentially related work creation: kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38 kasan_record_aux_stack+0xc5/0xf0 mm/kasan/generic.c:344 insert_work+0x48/0x370 kernel/workqueue.c:1331 __queue_work+0x5c1/0xf00 kernel/workqueue.c:1497 queue_work_on+0xc7/0xd0 kernel/workqueue.c:1524 queue_work include/linux/workqueue.h:507 [inline] call_usermodehelper_exec+0x1f0/0x4c0 kernel/umh.c:433 kobject_uevent_env+0xf9f/0x1680 lib/kobject_uevent.c:617 rx_queue_add_kobject net/core/net-sysfs.c:980 [inline] net_rx_queue_update_kobjects+0xee/0x450 net/core/net-sysfs.c:1020 register_queue_kobjects net/core/net-sysfs.c:1695 [inline] netdev_register_kobject+0x275/0x430 net/core/net-sysfs.c:1943 register_netdevice+0xd6d/0x1770 net/core/dev.c:10058 nsim_create+0x245/0x2f0 drivers/net/netdevsim/netdev.c:317 __nsim_dev_port_add+0x270/0x4c0 drivers/net/netdevsim/dev.c:941 nsim_dev_port_add_all drivers/net/netdevsim/dev.c:990 [inline] nsim_dev_probe+0xc42/0x1070 drivers/net/netdevsim/dev.c:1119 really_probe+0x291/0xe60 drivers/base/dd.c:554 driver_probe_device+0x26b/0x3d0 drivers/base/dd.c:740 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:846 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:431 __device_attach+0x228/0x4a0 drivers/base/dd.c:914 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0xbc4/0x1d90 drivers/base/core.c:3109 nsim_bus_dev_new drivers/net/netdevsim/bus.c:336 [inline] new_device_store+0x374/0x5c0 drivers/net/netdevsim/bus.c:215 bus_attr_store+0x72/0xa0 drivers/base/bus.c:122 sysfs_kf_write+0x110/0x160 fs/sysfs/file.c:139 kernfs_fop_write_iter+0x342/0x500 fs/kernfs/file.c:296 call_write_iter include/linux/fs.h:1901 [inline] new_sync_write+0x426/0x650 fs/read_write.c:518 vfs_write+0x791/0xa30 fs/read_write.c:605 ksys_write+0x12d/0x250 fs/read_write.c:658 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 The buggy address belongs to the object at ffff88803d834300 which belongs to the cache kmalloc-192 of size 192 The buggy address is located 104 bytes inside of 192-byte region [ffff88803d834300, ffff88803d8343c0) The buggy address belongs to the page: page:00000000650479c7 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3d834 flags: 0xfff00000000200(slab) raw: 00fff00000000200 ffffea0000f4c180 0000000300000003 ffff888010c41500 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff88803d834200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff88803d834280: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88803d834300: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88803d834380: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff88803d834400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci-upstream-kasan-gce-root | 2021/02/16 13:54 | upstream | f40ddce88593 | 98682e5e | .config | console log | report | syz | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-kasan-gce-smack-root | 2021/07/24 18:36 | upstream | f0fddcec6b62 | 4d1b57d4 | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-kasan-gce-root | 2021/06/26 07:14 | upstream | b7050b242430 | 9d2ab5df | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-kasan-gce-selinux-root | 2021/03/21 22:04 | upstream | 5ee96fa9dd78 | bea32f74 | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-kasan-gce-root | 2021/03/12 14:25 | upstream | f78d76e72a46 | 429d8a6b | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-kasan-gce-root | 2021/02/25 02:28 | upstream | 062c84fccc44 | fcc6d71b | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-kasan-gce-root | 2021/02/06 00:13 | upstream | dd86e7fa07a3 | 23a562df | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-linux-next-kasan-gce-root | 2022/03/15 00:18 | linux-next | 91265a6da44d | 9e8eaa75 | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-linux-next-kasan-gce-root | 2021/07/07 10:35 | linux-next | ee268dee405b | 4846d5c1 | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-linux-next-kasan-gce-root | 2021/04/07 16:11 | linux-next | 5103a5be098c | 6a81331a | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-linux-next-kasan-gce-root | 2021/03/11 01:42 | linux-next | b01d57bfdc41 | 764067f3 | .config | console log | report | info | KASAN: use-after-free Read in lbmIODone | |||
ci-upstream-kasan-gce-selinux-root | 2020/11/22 05:14 | upstream | a349e4c65960 | 0d27f508 | .config | console log | report | info | ||||
ci-upstream-kasan-gce-smack-root | 2020/11/06 23:23 | upstream | bf3e76289cd2 | 64069d48 | .config | console log | report | info | ||||
ci-upstream-kasan-gce-smack-root | 2020/10/25 21:40 | upstream | 672f88712615 | a1839e81 | .config | console log | report | info | ||||
ci-upstream-kasan-gce-smack-root | 2020/10/01 22:04 | upstream | fcadab740480 | 9602ddf4 | .config | console log | report | info | ||||
ci-upstream-kasan-gce-root | 2020/09/27 02:21 | upstream | eeddbe6841cd | 2d5ea0cb | .config | console log | report | info | ||||
ci-upstream-kasan-gce-root | 2020/09/21 07:34 | upstream | ba4f184e126b | 9564d2e9 | .config | console log | report | info | ||||
ci-qemu2-arm64-mte | 2021/03/05 02:19 | upstream | cee407c5cc42 | f89ed068 | .config | console log | report | info | KASAN: invalid-access Write in lbmIODone | |||
ci-qemu2-arm64-mte | 2021/03/04 09:32 | upstream | f69d02e37a85 | d7e4e604 | .config | console log | report | info | KASAN: invalid-access Write in lbmIODone | |||
ci-qemu-upstream-386 | 2020/12/07 09:32 | upstream | 0477e9288185 | 57072f7b | .config | console log | report | info |