syzbot


INFO: task hung in bpf_prog_pack_alloc

Status: auto-obsoleted due to no activity on 2024/12/02 05:17
Subsystems: bpf
[Documentation on labels]
First crash: 139d, last: 139d

Sample crash report:
INFO: task syz.2.520:6859 blocked for more than 143 seconds.
      Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.520       state:D stack:23800 pid:6859  tgid:6856  ppid:5222   flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
 bpf_prog_pack_alloc+0x2a/0x5a0 kernel/bpf/core.c:944
 bpf_jit_binary_pack_alloc+0x139/0x340 kernel/bpf/core.c:1148
 bpf_int_jit_compile+0x723/0x15e0 arch/x86/net/bpf_jit_comp.c:3334
 bpf_prog_select_runtime+0x93a/0xc90 kernel/bpf/core.c:2408
 bpf_prog_load+0x16c6/0x20f0 kernel/bpf/syscall.c:2912
 __sys_bpf+0x4ee/0x810 kernel/bpf/syscall.c:5710
 __do_sys_bpf kernel/bpf/syscall.c:5817 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5815 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5815
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3b62f79eb9
RSP: 002b:00007f3b63d2e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b63116058 RCX: 00007f3b62f79eb9
RDX: 0000000000000090 RSI: 0000000020002c80 RDI: 0000000000000005
RBP: 00007f3b62fe793e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f3b63116058 R15: 00007ffed5803cd8
 </TASK>
INFO: task syz.3.524:6884 blocked for more than 144 seconds.
      Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.524       state:D stack:23800 pid:6884  tgid:6883  ppid:5236   flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
 bpf_prog_pack_alloc+0x2a/0x5a0 kernel/bpf/core.c:944
 bpf_jit_binary_pack_alloc+0x139/0x340 kernel/bpf/core.c:1148
 bpf_int_jit_compile+0x723/0x15e0 arch/x86/net/bpf_jit_comp.c:3334
 bpf_prog_select_runtime+0x93a/0xc90 kernel/bpf/core.c:2408
 bpf_prog_load+0x16c6/0x20f0 kernel/bpf/syscall.c:2912
 __sys_bpf+0x4ee/0x810 kernel/bpf/syscall.c:5710
 __do_sys_bpf kernel/bpf/syscall.c:5817 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5815 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5815
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa79e579eb9
RSP: 002b:00007fa79f29f038 EFLAGS: 00000246
 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fa79e715f80 RCX: 00007fa79e579eb9
RDX: 0000000000000090 RSI: 0000000020000240 RDI: 0000000000000005
RBP: 00007fa79e5e793e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fa79e715f80 R15: 00007ffddd5e6ed8
 </TASK>
INFO: task syz.1.446:6943 blocked for more than 145 seconds.
      Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.446       state:D stack:25624 pid:6943  tgid:6941  ppid:6608   flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
 bpf_prog_pack_alloc+0x2a/0x5a0 kernel/bpf/core.c:944
 bpf_jit_binary_pack_alloc+0x139/0x340 kernel/bpf/core.c:1148
 bpf_int_jit_compile+0x723/0x15e0 arch/x86/net/bpf_jit_comp.c:3334
 bpf_prog_select_runtime+0x93a/0xc90 kernel/bpf/core.c:2408
 bpf_migrate_filter net/core/filter.c:1306 [inline]
 bpf_prepare_filter+0x1288/0x1580 net/core/filter.c:1354
 bpf_prog_create_from_user+0x2af/0x3e0 net/core/filter.c:1448
 seccomp_prepare_filter kernel/seccomp.c:693 [inline]
 seccomp_prepare_user_filter kernel/seccomp.c:730 [inline]
 seccomp_set_mode_filter kernel/seccomp.c:1953 [inline]
 do_seccomp+0x90d/0xf90 kernel/seccomp.c:2073
 __do_sys_prctl kernel/sys.c:2539 [inline]
 __se_sys_prctl+0xb49/0x3990 kernel/sys.c:2457
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2ce6379eb9
RSP: 002b:00007f2ce70b4038 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
RAX: ffffffffffffffda RBX: 00007f2ce6515f80 RCX: 00007f2ce6379eb9
RDX: 0000000020000000 RSI: 0000000000000002 RDI: 0000000000000016
RBP: 00007f2ce63e793e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f2ce6515f80 R15: 00007ffc260bb8c8
 </TASK>

Showing all locks held in the system:
2 locks held by kworker/0:0/8:
3 locks held by kworker/u8:0/11:
 #0: 
ffff88801a889148
 (
(wq_completion)events_unbound
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3206 [inline]
, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
 #1: ffffc90000107d00
 (
(linkwatch_work).work
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3207 [inline]
, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
 #2: 
ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60 net/core/link_watch.c:276
4 locks held by kworker/u8:1/12:
 #0: ffff88801b6e3148
 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
 #1: ffffc90000117d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
 #1: ffffc90000117d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
 #2: ffffffff8fa6cc90 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:594
 #3: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: wg_destruct+0x25/0x2e0 drivers/net/wireguard/device.c:246
1 lock held by khungtaskd/30:
 #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline]
 #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline]
 #0: ffffffff8e738320 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6626
4 locks held by kworker/0:2/940:
3 locks held by kworker/u8:8/2900:
 #0: ffff88802f7b6148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
 #0: ffff88802f7b6148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
 #1: 
ffffc90009797d00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
ffffc90009797d00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
 #2: 
ffffffff8fa79848
 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4734
1 lock held by dhcpcd/4889:
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}
, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644
2 locks held by getty/4979:
 #0: ffff88823bd2e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
 #1: ffffc900031232f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6ac/0x1e00 drivers/tty/n_tty.c:2211
5 locks held by kworker/0:4/5277:
3 locks held by kworker/1:4/5280:
 #0: ffff88801a881948 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
 #0: ffff88801a881948 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
 #1: ffffc90003ee7d00 ((reg_check_chans).work){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3207 [inline]
, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
 #2: 
ffffffff8fa79848
 (rtnl_mutex){+.+.}-{3:3}, at: reg_check_chans_work+0x99/0xfd0 net/wireless/reg.c:2480
4 locks held by udevd/5442:
 #0: ffff88802740b0a0 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xb7/0xd60 fs/seq_file.c:182
 #1: ffff888029348088 (&of->mutex#2){+.+.}-{3:3}
, at: kernfs_seq_start+0x53/0x3b0 fs/kernfs/file.c:154
 #2: 
ffff88802a26f5a8
 (
kn->active
#19
){.+.+}-{0:0}
, at: kernfs_seq_start+0x72/0x3b0 fs/kernfs/file.c:155
 #3: ffff88807dcac190
 (
&dev->mutex
){....}-{3:3}
, at: device_lock_interruptible include/linux/device.h:1014 [inline]
, at: manufacturer_show+0x26/0xa0 drivers/usb/core/sysfs.c:142
5 locks held by kworker/u8:10/6509:
 #0: 
ffff88801a889148
 (
(wq_completion)events_unbound
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3206 [inline]
, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
 #1: 
ffffc9001630fd00
 (
(work_completion)(&(&kfence_timer)->work)
){+.+.}-{0:0}
, at: process_one_work kernel/workqueue.c:3207 [inline]
, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
 #2: 
ffffffff8e5d2610
 (
cpu_hotplug_lock
){++++}-{0:0}
, at: static_key_disable+0x12/0x20 kernel/jump_label.c:247
 #3: 
ffffffff8e7e7008
 (
jump_label_mutex
){+.+.}-{3:3}
, at: jump_label_lock kernel/jump_label.c:27 [inline]
, at: static_key_disable_cpuslocked+0x9b/0x1c0 kernel/jump_label.c:238
 #4: 
ffffffff8e5e77a8
 (
text_mutex){+.+.}-{3:3}, at: arch_jump_label_transform_queue+0x5d/0x100 arch/x86/kernel/jump_label.c:136
1 lock held by syz.2.520/6859:
 #0: 
ffffffff8e7aacc8 (pack_mutex
){+.+.}-{3:3}, at: bpf_prog_pack_alloc+0x2a/0x5a0 kernel/bpf/core.c:944
1 lock held by syz.3.524/6884:
 #0: 
ffffffff8e7aacc8
 (pack_mutex){+.+.}-{3:3}, at: bpf_prog_pack_alloc+0x2a/0x5a0 kernel/bpf/core.c:944
1 lock held by syz.1.446/6943:
 #0: ffffffff8e7aacc8 (pack_mutex){+.+.}-{3:3}, at: bpf_prog_pack_alloc+0x2a/0x5a0 kernel/bpf/core.c:944
8 locks held by syz-executor/6973:
 #0: ffff88802ffbe420 (
sb_writers
#8){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2882 [inline]
#8){.+.+}-{0:0}, at: vfs_write+0x227/0xc90 fs/read_write.c:586
 #1: ffff88805d7bb888
 (
&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1eb/0x500 fs/kernfs/file.c:325
 #2: ffff8880286c8698 (kn->active
#50
){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x20f/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f313e68 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xfc/0x480 drivers/net/netdevsim/bus.c:216
 #4: 
ffff8880627ed0e8
 (
&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline]
&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1094 [inline]
&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1292
 #5: ffff888061cda250
 (&devlink->lock_key#6){+.+.}-{3:3}, at: nsim_drv_remove+0x50/0x160 drivers/net/netdevsim/dev.c:1672
 #6: 
ffffffff8fa79848
 (rtnl_mutex){+.+.}-{3:3}, at: nsim_destroy+0x71/0x5c0 drivers/net/netdevsim/netdev.c:773
 #7: 
ffffffff8e5d2610 (cpu_hotplug_lock){++++}-{0:0}, at: flush_all_backlogs net/core/dev.c:6022 [inline]
ffffffff8e5d2610 (cpu_hotplug_lock){++++}-{0:0}, at: unregister_netdevice_many_notify+0x5c4/0x1c40 net/core/dev.c:11334
4 locks held by syz-executor/7041:
 #0: ffff88802ffbe420 (sb_writers#8){.+.+}-{0:0}
, at: file_start_write include/linux/fs.h:2882 [inline]
, at: vfs_write+0x227/0xc90 fs/read_write.c:586
 #1: 
ffff88802528f488 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1eb/0x500 fs/kernfs/file.c:325
 #2: ffff8880286c8698 (kn->active#50){.+.+}-{0:0}
, at: kernfs_fop_write_iter+0x20f/0x500 fs/kernfs/file.c:326
 #3: 
ffffffff8f313e68 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xfc/0x480 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/7046:
 #0: ffff88802ffbe420 (sb_writers#8){.+.+}-{0:0}
, at: file_start_write include/linux/fs.h:2882 [inline]
, at: vfs_write+0x227/0xc90 fs/read_write.c:586
 #1: 
ffff888031a87088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1eb/0x500 fs/kernfs/file.c:325
 #2: ffff8880286c8698 (kn->active#50){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x20f/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f313e68 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xfc/0x480 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/7049:
 #0: ffff88802ffbe420 (sb_writers#8
){.+.+}-{0:0}
, at: file_start_write include/linux/fs.h:2882 [inline]
, at: vfs_write+0x227/0xc90 fs/read_write.c:586
 #1: 
ffff888031a80888
 (&of->mutex
){+.+.}-{3:3}
, at: kernfs_fop_write_iter+0x1eb/0x500 fs/kernfs/file.c:325
 #2: ffff8880286c8698
 (
kn->active#50){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x20f/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f313e68 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xfc/0x480 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/7055:
 #0: 
ffff88802ffbe420 (sb_writers
#8
){.+.+}-{0:0}
, at: file_start_write include/linux/fs.h:2882 [inline]
, at: vfs_write+0x227/0xc90 fs/read_write.c:586
 #1: ffff8880618cf888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1eb/0x500 fs/kernfs/file.c:325
 #2: ffff8880286c8698 (kn->active#50){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x20f/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f313e68 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xfc/0x480 drivers/net/netdevsim/bus.c:216
1 lock held by syz-executor/7074:
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644
1 lock held by syz-executor/7142:
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644
1 lock held by syz-executor/7145:
 #0: ffffffff8fa79848 (rtnl_mutex
){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644
1 lock held by syz-executor/7149:
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644
1 lock held by syz-executor/7151:
 #0: 
ffffffff8fa79848
 (
rtnl_mutex
){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644
1 lock held by syz-executor/7154:
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
 #0: ffffffff8fa79848 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6644

=============================================

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:93 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119
 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:162 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
 watchdog+0xff4/0x1040 kernel/hung_task.c:379
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
radio-si470x 5-1:0.0: non-zero urb status (-71)
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 5279 Comm: kworker/0:5 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Workqueue: wg-crypt-wg1 wg_packet_decrypt_worker
RIP: 0010:io_serial_in+0x76/0xb0 drivers/tty/serial/8250/8250_port.c:406
Code: 10 86 5b fc 89 e9 41 d3 e6 48 83 c3 40 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 31 a8 bf fc 44 03 33 44 89 f2 ec <0f> b6 c0 5b 41 5e 41 5f 5d c3 cc cc cc cc 89 e9 80 e1 07 38 c1 7c
RSP: 0018:ffffc90000006bf8 EFLAGS: 00000002
RAX: 1ffffffff3485500 RBX: ffffffff9a42ace0 RCX: 0000000000000000
RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000020
RBP: 0000000000000000 R08: ffffffff85380646 R09: 1ffff11004a80046
R10: dffffc0000000000 R11: ffffffff85380600 R12: dffffc0000000000
R13: 00000000000026c7 R14: 00000000000003fd R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2c0aee CR3: 000000007be4c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 serial_in drivers/tty/serial/8250/8250.h:137 [inline]
 serial_lsr_in drivers/tty/serial/8250/8250.h:159 [inline]
 wait_for_lsr drivers/tty/serial/8250/8250_port.c:2068 [inline]
 serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3315 [inline]
 serial8250_console_write+0x1099/0x1770 drivers/tty/serial/8250/8250_port.c:3393
 console_emit_next_record kernel/printk/printk.c:2983 [inline]
 console_flush_all+0x865/0xfd0 kernel/printk/printk.c:3049
 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3118
 vprintk_emit+0x5dc/0x7c0 kernel/printk/printk.c:2348
 dev_vprintk_emit+0x2ae/0x330 drivers/base/core.c:4912
 dev_printk_emit+0xdd/0x120 drivers/base/core.c:4923
 _dev_warn+0x122/0x170 drivers/base/core.c:4979
 si470x_int_in_callback+0xba6/0x1590 drivers/media/radio/si470x/radio-si470x-usb.c:378
 __usb_hcd_giveback_urb+0x42c/0x6e0 drivers/usb/core/hcd.c:1650
 dummy_timer+0x830/0x45a0 drivers/usb/gadget/udc/dummy_hcd.c:1987
 __run_hrtimer kernel/time/hrtimer.c:1689 [inline]
 __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
 __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
 sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1043
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202
Code: 90 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 ea dc b4 f5 48 89 df e8 c2 1f b6 f5 e8 dd da df f5 fb bf 01 00 00 00 <e8> d2 ea a7 f5 65 8b 05 b3 c0 48 74 85 c0 74 06 5b c3 cc cc cc cc
RSP: 0018:ffffc90000007d50 EFLAGS: 00000282
RAX: 12fd1de76ec85a00 RBX: ffff8880b882a700 RCX: ffffffff81703f9a
RDX: dffffc0000000000 RSI: ffffffff8bead560 RDI: 0000000000000001
RBP: ffffc90000007eb0 R08: ffffffff93fa6937 R09: 1ffffffff27f4d26
R10: dffffc0000000000 R11: fffffbfff27f4d27 R12: ffffffff8b9100c0
R13: ffffc90000007e00 R14: ffff888062642dc8 R15: ffff888062642da8
 expire_timers kernel/time/timer.c:1842 [inline]
 __run_timers kernel/time/timer.c:2417 [inline]
 __run_timer_base+0x65a/0x8e0 kernel/time/timer.c:2428
 run_timer_base kernel/time/timer.c:2437 [inline]
 run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2447
 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554
 do_softirq+0x11b/0x1e0 kernel/softirq.c:455
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x1bb/0x200 kernel/softirq.c:382
 spin_unlock_bh include/linux/spinlock.h:396 [inline]
 ptr_ring_consume_bh include/linux/ptr_ring.h:367 [inline]
 wg_packet_decrypt_worker+0x2a9/0xd80 drivers/net/wireguard/receive.c:499
 process_one_work kernel/workqueue.c:3231 [inline]
 process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
 worker_thread+0x86d/0xd10 kernel/workqueue.c:3389
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/09/03 05:12 upstream 67784a74e258 abeaa9b9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in bpf_prog_pack_alloc
* Struck through repros no longer work on HEAD.