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🐞 Open [707] 🐞 Fixed [181] 🐞 Invalid [624] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | INFO: task hung in sync_inodes_sb (2) | 4 | 1383d | 1401d | 0/24 | auto-closed as invalid on 2019/10/19 16:22 | |||
upstream | INFO: task hung in sync_inodes_sb (3) | C | done | 6 | 1126d | 1135d | 16/24 | fixed on 2020/02/14 01:19 | |
upstream | INFO: task hung in sync_inodes_sb | 58 | 1481d | 1719d | 0/24 | closed as dup on 2018/09/08 15:37 | |||
linux-4.14 | INFO: task hung in sync_inodes_sb | 1 | 1096d | 1096d | 0/1 | auto-closed as invalid on 2020/06/02 17:26 | |||
android-49 | INFO: task hung in sync_inodes_sb | 11 | 1620d | 1699d | 0/3 | auto-closed as invalid on 2019/02/24 06:19 | |||
android-49 | INFO: task hung in sync_inodes_sb (2) | 2 | 1210d | 1371d | 0/3 | auto-closed as invalid on 2020/02/10 00:14 | |||
upstream | INFO: task hung in sync_inodes_sb (4) nilfs2 vfs xfs | C | done | inconclusive | 114 | 1d06h | 804d | 0/24 | upstream: reported C repro on 2020/11/21 04:55 |
linux-4.19 | INFO: task hung in sync_inodes_sb xfs | C | error | 13 | 7d16h | 847d | 0/1 | upstream: reported C repro on 2020/10/09 07:19 |
F2FS-fs (loop0): sanity_check_inode: inode (ino=8) has corrupted i_extra_isize: 36, max: 12 F2FS-fs (loop0): sanity_check_inode: inode (ino=8) has corrupted i_extra_isize: 36, max: 12 F2FS-fs (loop0): sanity_check_inode: inode (ino=8) has corrupted i_extra_isize: 36, max: 12 INFO: task syz-executor385:7969 blocked for more than 140 seconds. Not tainted 4.14.296-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor385 D28912 7969 7957 0x00000004 Call Trace: context_switch kernel/sched/core.c:2811 [inline] __schedule+0x88b/0x1de0 kernel/sched/core.c:3387 schedule+0x8d/0x1b0 kernel/sched/core.c:3431 wb_wait_for_completion fs/fs-writeback.c:222 [inline] wb_wait_for_completion+0x118/0x170 fs/fs-writeback.c:218 sync_inodes_sb+0x173/0x880 fs/fs-writeback.c:2447 sync_inodes_one_sb+0x3d/0x50 fs/sync.c:74 iterate_supers+0x124/0x490 fs/super.c:613 sys_sync+0x78/0x130 fs/sync.c:113 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7f8c80fa6569 RSP: 002b:00007fff4e5709b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000000020010ba0 RCX: 00007f8c80fa6569 RDX: 00007f8c80f64463 RSI: 0000000000000003 RDI: 0000000000004c00 RBP: 0000000000000000 R08: 0000555556e7a2c0 R09: 00007f8c81015ec0 R10: 00007fff4e5706c0 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4e5709cc R14: 431bde82d7b634db R15: 0000000000000000 Showing all locks held in the system: 1 lock held by khungtaskd/1527: #0: (tasklist_lock){.+.+}, at: [<ffffffff87028579>] debug_show_all_locks+0x7c/0x21a kernel/locking/lockdep.c:4548 2 locks held by syz-executor385/7969: #0: (&type->s_umount_key#61){.+.+}, at: [<ffffffff8187a25a>] iterate_supers+0xda/0x490 fs/super.c:611 #1: (&bdi->wb_switch_rwsem){+.+.}, at: [<ffffffff8190de16>] bdi_down_write_wb_switch_rwsem fs/fs-writeback.c:338 [inline] #1: (&bdi->wb_switch_rwsem){+.+.}, at: [<ffffffff8190de16>] sync_inodes_sb+0x156/0x880 fs/fs-writeback.c:2445 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1527 Comm: khungtaskd Not tainted 4.14.296-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 nmi_cpu_backtrace.cold+0x57/0x93 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x13a/0x180 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:140 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:195 [inline] watchdog+0x5b9/0xb40 kernel/hung_task.c:274 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4613 Comm: systemd-journal Not tainted 4.14.296-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 task: ffff8880a1fac580 task.stack: ffff8880a1fb0000 RIP: 0010:debug_spin_unlock kernel/locking/spinlock_debug.c:100 [inline] RIP: 0010:do_raw_spin_unlock+0xc3/0x220 kernel/locking/spinlock_debug.c:134 RSP: 0018:ffff8880a1fb7d78 EFLAGS: 00000a06 RAX: 0000000000000000 RBX: ffff8880a1e14000 RCX: 1ffff110143f59c1 RDX: 1ffff110143c2821 RSI: 0000000000000001 RDI: ffff8880a1e14104 RBP: ffff8880a1e14100 R08: ffffffff8b9a92a8 R09: 0000000000000000 R10: 0000000000000000 R11: ffff8880a1fac580 R12: ffff8880a1e14108 R13: ffff8880a1e14110 R14: ffff8880a1e14100 R15: 0000000000000000 FS: 00007fdf23cfb8c0(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdf210f5000 CR3: 00000000a1d7f000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __raw_spin_unlock include/linux/spinlock_api_smp.h:151 [inline] _raw_spin_unlock+0x1f/0x40 kernel/locking/spinlock.c:184 spin_unlock include/linux/spinlock.h:357 [inline] timerfd_setup_cancel fs/timerfd.c:157 [inline] do_timerfd_settime.part.0+0x1a1/0xde0 fs/timerfd.c:457 do_timerfd_settime fs/timerfd.c:535 [inline] SYSC_timerfd_settime fs/timerfd.c:544 [inline] SyS_timerfd_settime+0xe8/0x170 fs/timerfd.c:535 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7fdf22fc47ba RSP: 002b:00007ffc0b49b3e8 EFLAGS: 00000246 ORIG_RAX: 000000000000011e RAX: ffffffffffffffda RBX: 00005617d5dc0250 RCX: 00007fdf22fc47ba RDX: 00007ffc0b49b400 RSI: 0000000000000001 RDI: 000000000000000f RBP: 000000003ec3ee00 R08: 431bde82d7b634db R09: 00000101eef6e890 R10: 0000000000000000 R11: 0000000000000246 R12: 000000003ec2cbf1 R13: 00007fdf239fd147 R14: 00007fdf23a5a800 R15: 0005ec44ef4137ba Code: 48 8b 04 25 c0 7f 02 00 48 39 45 10 0f 85 d6 00 00 00 4c 8d 65 08 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 0f b6 04 02 <84> c0 74 08 3c 03 0f 8e fc 00 00 00 65 8b 05 1a ca bf 7e 39 45
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-linux-4-14 | 2023/01/29 21:47 | linux-4.14.y | 3949d1610004 | 2a71366b | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/09/15 22:44 | linux-4.14.y | 5df8b4735177 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/08/16 22:15 | linux-4.14.y | b641242202ed | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/07/17 21:46 | linux-4.14.y | 424a46ea058e | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/06/17 21:19 | linux-4.14.y | 84bae26850e3 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/05/18 19:33 | linux-4.14.y | dffb5c6ff09c | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/04/18 18:38 | linux-4.14.y | 74766a973637 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/03/19 17:56 | linux-4.14.y | eb045674aab3 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/02/17 17:24 | linux-4.14.y | a35d65bedfbc | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/01/18 16:56 | linux-4.14.y | 4ba8e26127c3 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/12/19 16:27 | linux-4.14.y | 9dfbac0e6b86 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/11/19 15:56 | linux-4.14.y | 5f9f3b0057d5 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/10/20 14:19 | linux-4.14.y | 2760370b1649 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/09/20 13:54 | linux-4.14.y | f96eb53cbd76 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/08/21 13:28 | linux-4.14.y | 162b95d01320 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/07/22 13:02 | linux-4.14.y | 964f3712e6a7 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/06/22 10:31 | linux-4.14.y | cfb41ef9deb1 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/05/22 18:17 | linux-4.14.y | 96afcb20f36f | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/03/24 05:03 | linux-4.14.y | cb83ddcd5332 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2021/02/22 04:31 | linux-4.14.y | 29c52025152b | c104d4a3 | .config | console log | report | syz | C |
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-linux-4-14 | 2022/10/30 18:49 | linux-4.14.y | 41f36d7859a7 | 2a71366b | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | INFO: task hung in sync_inodes_sb | |
ci2-linux-4-14 | 2022/10/22 20:01 | linux-4.14.y | 9d5c0b3a8e1a | c0b80a55 | .config | console log | report | syz | C | [disk image] [vmlinux] [mounted in repro] | INFO: task hung in sync_inodes_sb | |
ci2-linux-4-14 | 2021/01/08 05:17 | linux-4.14.y | 1752938529c6 | c104d4a3 | .config | console log | report | syz | C | |||
ci2-linux-4-14 | 2022/12/02 10:18 | linux-4.14.y | 179ef7fe8677 | e080de16 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | INFO: task hung in sync_inodes_sb | ||
ci2-linux-4-14 | 2022/12/01 07:53 | linux-4.14.y | 179ef7fe8677 | 4c2a66e8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | INFO: task hung in sync_inodes_sb | ||
ci2-linux-4-14 | 2021/04/22 17:08 | linux-4.14.y | cf256fbcbe34 | 33c28d03 | .config | console log | report | info | INFO: task hung in sync_inodes_sb | |||
ci2-linux-4-14 | 2021/04/09 12:45 | linux-4.14.y | 0cc244011f40 | 6a81331a | .config | console log | report | info | INFO: task hung in sync_inodes_sb | |||
ci2-linux-4-14 | 2021/01/12 13:13 | linux-4.14.y | ec822b3e8bf4 | 2c1f2513 | .config | console log | report | info | ||||
ci2-linux-4-14 | 2021/01/08 02:53 | linux-4.14.y | 1752938529c6 | c104d4a3 | .config | console log | report | info | ||||
ci2-linux-4-14 | 2021/01/07 19:47 | linux-4.14.y | 1752938529c6 | c104d4a3 | .config | console log | report | info |