Title | Replies (including bot) | Last reply |
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[syzbot] Monthly fuse report (Oct 2024) | 0 (1) | 2024/10/15 21:53 |
INFO: task hung in fuse_lookup (3) | 0 (1) | 2019/08/14 09:48 |
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Title | Replies (including bot) | Last reply |
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[syzbot] Monthly fuse report (Oct 2024) | 0 (1) | 2024/10/15 21:53 |
INFO: task hung in fuse_lookup (3) | 0 (1) | 2019/08/14 09:48 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2024/11/29 07:58 | 15m | retest repro | upstream | report log | |
2024/11/29 06:04 | 4m | retest repro | upstream | error | |
2024/11/15 05:17 | 19m | retest repro | upstream | report log | |
2024/11/15 05:17 | 21m | retest repro | upstream | report log | |
2024/11/15 04:09 | 17m | retest repro | linux-next | error | |
2024/11/15 04:09 | 21m | retest repro | linux-next | error | |
2024/11/01 01:42 | 17m | retest repro | upstream | report log | |
2024/11/01 01:42 | 26m | retest repro | upstream | report log | |
2024/10/17 22:01 | 24m | retest repro | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | report log | |
2024/10/17 22:01 | 20m | retest repro | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | report log |
INFO: task syz-executor.0:5086 blocked for more than 143 seconds. Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:19248 pid:5086 tgid:5086 ppid:1 flags:0x00004006 Call Trace: <TASK> context_switch kernel/sched/core.c:5409 [inline] __schedule+0x17d3/0x4a20 kernel/sched/core.c:6736 __schedule_loop kernel/sched/core.c:6813 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6828 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6885 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 fuse_lock_inode+0xd3/0x120 fs/fuse/inode.c:544 fuse_lookup+0x115/0x600 fs/fuse/dir.c:424 __lookup_slow+0x28e/0x3f0 fs/namei.c:1692 lookup_slow+0x53/0x70 fs/namei.c:1709 walk_component fs/namei.c:2004 [inline] link_path_walk+0x9ea/0xea0 fs/namei.c:2331 path_openat+0x24a/0x3240 fs/namei.c:3795 do_filp_open+0x235/0x490 fs/namei.c:3826 do_sys_openat2+0x13e/0x1d0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_openat fs/open.c:1437 [inline] __se_sys_openat fs/open.c:1432 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1432 do_syscall_64+0xfd/0x240 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7f07d0c7d801 RSP: 002b:00007ffd51254b00 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f07d0c7d801 RDX: 0000000000090800 RSI: 00007f07d0cc945d RDI: 00000000ffffff9c RBP: 00007ffd51254bcc R08: 0000000000000000 R09: 00007f07d19390b0 R10: 0000000000000000 R11: 0000000000000287 R12: 0000000000000000 R13: 00000000000152b5 R14: 00000000000151d2 R15: 0000000000000006 </TASK> INFO: task syz-executor.0:5105 blocked for more than 143 seconds. Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:23896 pid:5105 tgid:5103 ppid:5086 flags:0x00004006 Call Trace: <TASK> context_switch kernel/sched/core.c:5409 [inline] __schedule+0x17d3/0x4a20 kernel/sched/core.c:6736 __schedule_loop kernel/sched/core.c:6813 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6828 request_wait_answer fs/fuse/dev.c:407 [inline] __fuse_request_send fs/fuse/dev.c:426 [inline] fuse_simple_request+0x1199/0x1b90 fs/fuse/dev.c:513 fuse_lookup_name+0x332/0x830 fs/fuse/dir.c:386 fuse_lookup+0x182/0x600 fs/fuse/dir.c:425 __lookup_slow+0x28e/0x3f0 fs/namei.c:1692 lookup_slow+0x53/0x70 fs/namei.c:1709 walk_component fs/namei.c:2004 [inline] link_path_walk+0x9ea/0xea0 fs/namei.c:2331 path_openat+0x24a/0x3240 fs/namei.c:3795 do_filp_open+0x235/0x490 fs/namei.c:3826 do_sys_openat2+0x13e/0x1d0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_openat fs/open.c:1437 [inline] __se_sys_openat fs/open.c:1432 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1432 do_syscall_64+0xfd/0x240 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7f07d0c7c9a0 RSP: 002b:00007f07d1916e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f07d0c7c9a0 RDX: 0000000000000002 RSI: 00007f07d1916f40 RDI: 00000000ffffff9c RBP: 00007f07d1916f40 R08: 0000000000000000 R09: 0000000000000427 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000004 R13: 00007f07d1916f80 R14: 00007f07d1916f40 R15: 00007f07c7a00000 </TASK> Showing all locks held in the system: 1 lock held by khungtaskd/29: #0: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:298 [inline] #0: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:750 [inline] #0: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614 2 locks held by getty/4825: #0: ffff88802a1e50a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201 2 locks held by syz-executor.0/5086: #0: ffff8880786a8150 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:803 [inline] #0: ffff8880786a8150 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1708 #1: ffff8880786a85c8 (&fi->mutex){+.+.}-{3:3}, at: fuse_lock_inode+0xd3/0x120 fs/fuse/inode.c:544 2 locks held by syz-executor.0/5105: #0: ffff8880786a8150 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:803 [inline] #0: ffff8880786a8150 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1708 #1: ffff8880786a85c8 (&fi->mutex){+.+.}-{3:3}, at: fuse_lock_inode+0xd3/0x120 fs/fuse/inode.c:544 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline] watchdog+0xfb0/0xff0 kernel/hung_task.c:379 kthread+0x2f2/0x390 kernel/kthread.c:388 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 </TASK> Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4506 Comm: syslogd Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 RIP: 0010:check_preemption_disabled+0x2/0x120 lib/smp_processor_id.c:13 Code: d2 fe 8b 48 c7 c6 e0 d2 fe 8b eb 1c 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 41 57 <41> 56 41 54 53 48 83 ec 10 65 48 8b 04 25 28 00 00 00 48 89 44 24 RSP: 0018:ffffc9000314fb68 EFLAGS: 00000046 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000080000001 RDX: ffff88807e7a5a00 RSI: ffffffff8baad360 RDI: ffffffff8bfed300 RBP: ffffc9000314fc48 R08: ffffffff82096910 R09: 1ffffffff1f0e74d R10: dffffc0000000000 R11: fffffbfff1f0e74e R12: 0000000000000246 R13: ffff88807e7a5a00 R14: 00000000ffffffff R15: ffffffff8e132020 FS: 00007ff545500380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056355dc4d600 CR3: 000000002b200000 CR4: 0000000000350ef0 Call Trace: <NMI> </NMI> <TASK> lockdep_recursion_finish kernel/locking/lockdep.c:467 [inline] lock_is_held_type+0x101/0x190 kernel/locking/lockdep.c:5826 lock_is_held include/linux/lockdep.h:231 [inline] rcu_read_lock_any_held+0x8d/0x160 kernel/rcu/update.c:386 rcu_sync_is_idle include/linux/rcu_sync.h:34 [inline] percpu_up_read include/linux/percpu-rwsem.h:105 [inline] __sb_end_write include/linux/fs.h:1657 [inline] sb_end_write+0x49/0x1c0 include/linux/fs.h:1750 file_end_write include/linux/fs.h:2873 [inline] vfs_write+0x786/0xcb0 fs/read_write.c:598 ksys_write+0x1a0/0x2c0 fs/read_write.c:643 do_syscall_64+0xfd/0x240 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7ff545654bf2 Code: 89 c7 48 89 44 24 08 e8 7b 34 fa ff 48 8b 44 24 08 48 83 c4 28 c3 c3 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 6f 48 8b 15 07 a2 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffc4bc83838 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff545654bf2 RDX: 000000000000005b RSI: 000056331e9dbc50 RDI: 0000000000000003 RBP: 000056331e9dbc50 R08: 0000000000000001 R09: 0000000000000000 R10: 00007ff5457f33a3 R11: 0000000000000246 R12: 000000000000005b R13: 00007ff545500300 R14: 0000000000000004 R15: 000056331e9dba60 </TASK>
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/03/16 04:27 | upstream | fe46a7dd189e | d615901c | .config | strace log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-kasan-gce-root | INFO: task hung in fuse_lookup | ||
2023/10/29 17:29 | upstream | 2af9b20dbb39 | 3c418d72 | .config | strace log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-kasan-gce-smack-root | INFO: task hung in fuse_lookup | ||
2023/06/23 16:29 | upstream | 8a28a0b6f1a1 | 09ffe269 | .config | strace log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-kasan-gce-smack-root | INFO: task hung in fuse_lookup | ||
2023/02/22 08:55 | upstream | 4a7d37e824f5 | 42a4d508 | .config | strace log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-kasan-gce-root | INFO: task hung in fuse_lookup | ||
2023/01/01 03:28 | upstream | c8451c141e07 | ab32d508 | .config | strace log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-upstream-fs | INFO: task hung in fuse_lookup | ||
2024/01/17 04:44 | upstream | 052d534373b7 | 2a7bcc7f | .config | console log | report | syz | [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] | ci-qemu2-arm32 | INFO: task hung in fuse_lookup | ||
2024/01/14 18:45 | upstream | 052d534373b7 | 551587c1 | .config | console log | report | syz | [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] | ci-qemu2-arm64 | INFO: task hung in fuse_lookup | ||
2023/08/13 09:53 | linux-next | 21ef7b1e17d0 | 39990d51 | .config | strace log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in fuse_lookup | ||
2023/03/19 19:40 | linux-next | 6f08c1de13a9 | 7939252e | .config | strace log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in fuse_lookup | ||
2024/04/17 10:20 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | b5d2afe8745b | 18f6e127 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2] | ci-upstream-gce-arm64 | INFO: task hung in fuse_lookup | ||
2023/12/01 15:46 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 2cc14f52aeb7 | f819d6f7 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-arm64 | INFO: task hung in fuse_lookup | ||
2023/06/07 08:07 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | cd6bd67ad7ab | a4ae4f42 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-arm64 | INFO: task hung in fuse_lookup | ||
2022/12/29 19:46 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | a5541c0811a0 | 44712fbc | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-arm64 | INFO: task hung in fuse_lookup | ||
2019/08/14 05:38 | upstream | ee1c7bd33e66 | ef801a3e | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2019/08/14 04:14 | upstream | ee1c7bd33e66 | ef801a3e | .config | console log | report | syz | C | ci-upstream-kasan-gce-smack-root | |||
2019/08/14 02:35 | upstream | ee1c7bd33e66 | ef801a3e | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | |||
2024/04/14 08:32 | upstream | fe46a7dd189e | c8349e48 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | INFO: task hung in fuse_lookup | ||
2024/02/23 20:48 | upstream | ffd2cb6b718e | 8d446f15 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | INFO: task hung in fuse_lookup | ||
2023/12/25 12:55 | upstream | 861deac3b092 | fb427a07 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: task hung in fuse_lookup | ||
2023/12/22 16:50 | upstream | 24e0d2e527a3 | 4f9530a3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: task hung in fuse_lookup | ||
2023/11/02 03:02 | upstream | 8bc9e6515183 | 69904c9f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: task hung in fuse_lookup | ||
2023/07/11 12:23 | upstream | 3f01e9fed845 | f8780940 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: task hung in fuse_lookup | ||
2023/06/30 08:42 | upstream | 6f612579be9d | 7b33cf8f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: task hung in fuse_lookup | ||
2023/04/18 13:34 | upstream | 6a8f57ae2eb0 | 436577a9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | INFO: task hung in fuse_lookup | ||
2022/12/12 14:20 | upstream | 4cee37b3a4e6 | 67be1ae7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | INFO: task hung in fuse_lookup | ||
2022/10/31 01:24 | upstream | b229b6ca5abb | 2a71366b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | INFO: task hung in fuse_lookup | ||
2022/09/18 15:20 | upstream | a335366bad13 | dd9a85ff | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in fuse_lookup | |||
2022/08/15 08:52 | upstream | 7ebfc85e2cd7 | 8dfcaa3d | .config | console log | report | info | ci-upstream-kasan-gce-smack-root | INFO: task hung in fuse_lookup | |||
2022/08/12 04:40 | upstream | 7ebfc85e2cd7 | 402cd70d | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in fuse_lookup | |||
2022/01/27 09:31 | upstream | 0280e3c58f92 | 2cbffd88 | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in fuse_lookup | |||
2021/10/02 17:54 | upstream | 53d5fc89d66a | db0f5787 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in fuse_lookup | |||
2023/12/01 11:30 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 2cc14f52aeb7 | f819d6f7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | INFO: task hung in fuse_lookup | ||
2022/01/13 12:21 | linux-next | 27c9d5b3c24a | 44d1319a | .config | console log | report | info | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in fuse_lookup | |||
2021/01/14 21:40 | upstream | 65f0d2414b70 | 65a7a854 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | ||||
2021/01/14 21:29 | upstream | 65f0d2414b70 | 65a7a854 | .config | console log | report | info | ci-upstream-kasan-gce-root | ||||
2021/01/14 21:28 | upstream | 65f0d2414b70 | 65a7a854 | .config | console log | report | info | ci-upstream-kasan-gce | ||||
2020/02/23 06:34 | upstream | 54dedb5b571d | 2c36e7a7 | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2019/04/05 20:58 | upstream | ea2cec24c8d4 | 40f2363e | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2019/03/25 12:04 | upstream | 8c2ffd917477 | 2c86e0a5 | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2019/03/22 15:25 | upstream | 0939221e6468 | dce6e62f | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2019/03/20 03:42 | upstream | b7a42146dca3 | 2458c1c6 | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2019/03/19 17:14 | upstream | 9e98c678c2d6 | e4549234 | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2019/03/18 18:47 | upstream | 9e98c678c2d6 | 4656beca | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2019/03/02 20:03 | upstream | c93d9218ea56 | 1c0e457a | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2019/12/23 21:57 | linux-next | 7ddd09fc4b74 | be5c2c81 | .config | console log | report | ci-upstream-linux-next-kasan-gce-root | |||||
2019/03/17 04:58 | linux-next | cf08baa29613 | bab43553 | .config | console log | report | ci-upstream-linux-next-kasan-gce-root |