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🐞 Open [1159] 🐞 Fixed [4320] 🐞 Invalid [9659] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | INFO: task hung in add_early_randomness | 1 | 404d | 404d | 0/24 | closed as invalid on 2022/02/08 09:50 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2022/06/08 02:56 | 17m | jasowang@redhat.com | patch | git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next | OK |
2022/06/08 02:50 | 0m | jasowang@redhat.com | patch | git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next | error |
2022/06/08 02:35 | 0m | jasowang@redhat.com | patch | git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next | error |
2022/06/08 01:19 | 16m | jasowang@redhat.com | patch | git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next | report log |
INFO: task kworker/1:3:1146 blocked for more than 143 seconds. Not tainted 5.19.0-rc1-syzkaller-00214-gfe43c0188911 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:3 state:D stack:25016 pid: 1146 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: <TASK> context_switch kernel/sched/core.c:5116 [inline] __schedule+0xa00/0x4b30 kernel/sched/core.c:6428 schedule+0xd2/0x1f0 kernel/sched/core.c:6500 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6559 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0xa70/0x1350 kernel/locking/mutex.c:747 add_early_randomness+0x1a/0x170 drivers/char/hw_random/core.c:69 hwrng_register+0x399/0x510 drivers/char/hw_random/core.c:599 chaoskey_probe+0x7b5/0xc40 drivers/usb/misc/chaoskey.c:205 usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:555 [inline] really_probe+0x23e/0xb90 drivers/base/dd.c:634 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:764 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:794 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:917 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x1e4/0x530 drivers/base/dd.c:989 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xbda/0x1ea0 drivers/base/core.c:3417 usb_set_configuration+0x101e/0x1900 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238 usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:555 [inline] really_probe+0x23e/0xb90 drivers/base/dd.c:634 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:764 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:794 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:917 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x1e4/0x530 drivers/base/dd.c:989 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xbda/0x1ea0 drivers/base/core.c:3417 usb_new_device.cold+0x641/0x1091 drivers/usb/core/hub.c:2566 hub_port_connect drivers/usb/core/hub.c:5363 [inline] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline] port_event drivers/usb/core/hub.c:5663 [inline] hub_event+0x25d5/0x4690 drivers/usb/core/hub.c:5745 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 </TASK> Showing all locks held in the system: 2 locks held by pr/ttyS0/16: 1 lock held by khungtaskd/29: #0: ffffffff8bd867a0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6491 1 lock held by hwrng/756: #0: ffffffff8c832aa8 (reading_mutex){+.+.}-{3:3}, at: hwrng_fillfn+0x141/0x370 drivers/char/hw_random/core.c:503 6 locks held by kworker/1:3/1146: #0: ffff888011b4d138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888011b4d138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline] #0: ffff888011b4d138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline] #0: ffff888011b4d138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline] #0: ffff888011b4d138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline] #0: ffff888011b4d138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260 #1: ffffc900056a7da8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264 #2: ffff888020a99190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline] #2: ffff888020a99190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 drivers/usb/core/hub.c:5691 #3: ffff88814739f190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline] #3: ffff88814739f190 (&dev->mutex){....}-{3:3}, at: __device_attach+0x76/0x530 drivers/base/dd.c:964 #4: ffff88814739e118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline] #4: ffff88814739e118 (&dev->mutex){....}-{3:3}, at: __device_attach+0x76/0x530 drivers/base/dd.c:964 #5: ffffffff8c832aa8 (reading_mutex){+.+.}-{3:3}, at: add_early_randomness+0x1a/0x170 drivers/char/hw_random/core.c:69 2 locks held by getty/3289: #0: ffff888026ccf098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244 #1: ffffc90002d162e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xe50/0x13c0 drivers/tty/n_tty.c:2124 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 29 Comm: khungtaskd Not tainted 5.19.0-rc1-syzkaller-00214-gfe43c0188911 #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 nmi_cpu_backtrace.cold+0x47/0x144 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x1e6/0x230 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline] watchdog+0xc22/0xf90 kernel/hung_task.c:378 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 </TASK> Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 16 Comm: pr/ttyS0 Not tainted 5.19.0-rc1-syzkaller-00214-gfe43c0188911 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:io_serial_in+0x83/0xa0 drivers/tty/serial/8250/8250_port.c:461 Code: 84 1a fd 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 16 66 03 5d 40 89 da ec <5b> 0f b6 c0 5d 41 5c c3 e8 70 47 67 fd eb a6 e8 99 47 67 fd eb e3 RSP: 0018:ffffc90000157b10 EFLAGS: 00000002 RAX: dffffc0000000000 RBX: 00000000000003fd RCX: 0000000000000000 RDX: 00000000000003fd RSI: ffffffff845ff27c RDI: ffffffff9121a2a0 RBP: ffffffff9121a260 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: fffffbfff22434a0 R14: fffffbfff2243456 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555a44ae7ca8 CR3: 0000000022325000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> serial_in drivers/tty/serial/8250/8250.h:118 [inline] wait_for_lsr+0x96/0xf0 drivers/tty/serial/8250/8250_port.c:2085 serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3354 [inline] serial8250_console_write+0xc87/0xfe0 drivers/tty/serial/8250/8250_port.c:3436 call_console_driver kernel/printk/printk.c:2075 [inline] __console_emit_next_record+0x896/0xa60 kernel/printk/printk.c:2916 console_emit_next_record kernel/printk/printk.c:3721 [inline] printk_kthread_func.cold+0x702/0x73d kernel/printk/printk.c:3837 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 </TASK> ---------------- Code disassembly (best guess): 0: 84 1a test %bl,(%rdx) 2: fd std 3: 48 8d 7d 40 lea 0x40(%rbp),%rdi 7: 44 89 e1 mov %r12d,%ecx a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 11: fc ff df 14: 48 89 fa mov %rdi,%rdx 17: d3 e3 shl %cl,%ebx 19: 48 c1 ea 03 shr $0x3,%rdx 1d: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 21: 75 16 jne 0x39 23: 66 03 5d 40 add 0x40(%rbp),%bx 27: 89 da mov %ebx,%edx 29: ec in (%dx),%al * 2a: 5b pop %rbx <-- trapping instruction 2b: 0f b6 c0 movzbl %al,%eax 2e: 5d pop %rbp 2f: 41 5c pop %r12 31: c3 retq 32: e8 70 47 67 fd callq 0xfd6747a7 37: eb a6 jmp 0xffffffdf 39: e8 99 47 67 fd callq 0xfd6747d7 3e: eb e3 jmp 0x23
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci-upstream-kasan-gce | 2022/06/11 12:43 | upstream | fe43c0188911 | 0d5abf15 | .config | strace log | report | syz | C | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce-selinux-root | 2022/06/07 01:49 | upstream | f2906aa86338 | c8857892 | .config | strace log | report | syz | C | INFO: task hung in add_early_randomness | ||
ci2-upstream-usb | 2022/06/07 02:49 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | f2906aa86338 | c8857892 | .config | console log | report | syz | C | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce | 2023/01/07 15:58 | upstream | a689b938df39 | 1dac8c7a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce | 2022/12/24 15:42 | upstream | 72a85e2b0a1e | 9da18ae8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce | 2022/11/02 16:08 | upstream | b229b6ca5abb | 08977f5d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce | 2022/11/02 04:42 | upstream | b229b6ca5abb | edac4fd1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce-root | 2022/10/28 06:38 | upstream | b229b6ca5abb | 86777b7f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce | 2022/10/06 20:36 | upstream | 833477fce7a1 | 131b38ac | .config | console log | report | info | [disk image] [vmlinux] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce-root | 2022/09/19 14:02 | upstream | 521a547ced64 | dd9a85ff | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-root | 2022/09/10 15:45 | upstream | ce888220d5c7 | 356d8217 | .config | console log | report | info | [disk image] [vmlinux] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce | 2022/08/30 10:57 | upstream | dcf8e5633e2e | 5b44472d | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-root | 2022/08/29 21:30 | upstream | b90cb1053190 | 5b44472d | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/08/29 04:31 | upstream | 8379c0b31fbc | 07177916 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-root | 2022/08/21 07:21 | upstream | 15b3f48a4339 | 26a13b38 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/08/14 10:31 | upstream | 7ebfc85e2cd7 | 8dfcaa3d | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/07/30 16:16 | upstream | e65c6a46df94 | fef302b1 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/07/05 22:35 | upstream | e35e5b6f695d | bff65f44 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/06/10 19:44 | upstream | fe43c0188911 | 0d5abf15 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-root | 2022/06/10 17:41 | upstream | 874c8ca1e60b | 0d5abf15 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-root | 2022/06/10 16:04 | upstream | 874c8ca1e60b | 0d5abf15 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/06/08 12:19 | upstream | 9886142c7a22 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-selinux-root | 2022/06/08 08:09 | upstream | f2906aa86338 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/06/08 05:17 | upstream | 9886142c7a22 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/06/07 22:45 | upstream | e71e60cd74df | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/06/06 18:42 | upstream | f2906aa86338 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-root | 2022/06/06 10:27 | upstream | f2906aa86338 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/06/06 08:59 | upstream | 952923ddc011 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/06/06 05:57 | upstream | 952923ddc011 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-selinux-root | 2022/06/05 07:27 | upstream | d0e60d46bc03 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/05/23 22:13 | upstream | 4b0986a3613c | 4c7657cb | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce | 2022/02/11 17:41 | upstream | f1baf68e1383 | 0b33604d | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-386 | 2022/10/29 11:23 | upstream | b229b6ca5abb | 899d812a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce-386 | 2022/10/17 00:37 | upstream | 55be6084c8e0 | 67cb024c | .config | console log | report | info | [disk image] [vmlinux] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce-386 | 2022/10/15 06:35 | upstream | 55be6084c8e0 | 67cb024c | .config | console log | report | info | [disk image] [vmlinux] | INFO: task hung in add_early_randomness | ||
ci-upstream-kasan-gce-386 | 2022/06/11 10:38 | upstream | 0885eacdc81f | 0d5abf15 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-386 | 2022/06/10 22:26 | upstream | 874c8ca1e60b | 0d5abf15 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-386 | 2022/06/10 20:48 | upstream | 874c8ca1e60b | 0d5abf15 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-386 | 2022/06/07 23:09 | upstream | e71e60cd74df | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-386 | 2022/06/06 21:30 | upstream | f2906aa86338 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-kasan-gce-386 | 2022/06/05 12:31 | upstream | d0e60d46bc03 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-linux-next-kasan-gce-root | 2022/08/17 03:26 | linux-next | 6c8f479764eb | 4e72d229 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci2-upstream-usb | 2022/06/19 01:59 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 235a6d80f021 | 8f633d84 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci2-upstream-usb | 2022/06/08 17:24 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | f2906aa86338 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci2-upstream-usb | 2022/06/08 14:37 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | f2906aa86338 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-linux-next-kasan-gce-root | 2022/06/08 10:05 | linux-next | 03c312cc5f47 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci2-upstream-usb | 2022/06/08 07:00 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | f2906aa86338 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci2-upstream-usb | 2022/06/08 03:24 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | f2906aa86338 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci2-upstream-usb | 2022/06/08 01:28 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | f2906aa86338 | b2706118 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-linux-next-kasan-gce-root | 2022/06/07 07:18 | linux-next | 40b58e42584b | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-linux-next-kasan-gce-root | 2022/06/05 21:27 | linux-next | 1cfd968b58a1 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci-upstream-linux-next-kasan-gce-root | 2022/06/05 18:11 | linux-next | 1cfd968b58a1 | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness | |||
ci2-upstream-usb | 2022/06/05 06:26 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | 032dcf09e2bf | c8857892 | .config | console log | report | info | INFO: task hung in add_early_randomness |