syzbot


possible deadlock in hrtimer_run_queues

Status: upstream: reported C repro on 2024/03/19 22:29
Subsystems: bpf net
[Documentation on labels]
Reported-by: syzbot+f311e026553fee3459a0@syzkaller.appspotmail.com
First crash: 31d, last: 1h24m
Cause bisection: failed (error log, bisect log)
  
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [bpf?] [net?] possible deadlock in hrtimer_run_queues 2 (5) 2024/03/20 23:29
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 possible deadlock in hrtimer_run_queues C 20 6d13h 32d 0/3 upstream: reported C repro on 2024/03/15 12:42
linux-6.1 possible deadlock in hrtimer_run_queues C 19 6d11h 31d 0/3 upstream: reported C repro on 2024/03/15 23:12
Last patch testing requests (2)
Created Duration User Patch Repo Result
2024/03/20 22:49 24m hdanton@sina.com patch https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git ea80e3ed09ab OK log
2024/03/20 10:55 5h24m hdanton@sina.com patch https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git ea80e3ed09ab report log

Sample crash report:
=====================================================
WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected
6.8.0-syzkaller-05271-gf99c5f563c17 #0 Not tainted
-----------------------------------------------------
syz-executor351/5082 [HC0[0]:SC0[2]:HE0:SE0] is trying to acquire:
ffff88801b340268 (&htab->buckets[i].lock){+.-.}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:356 [inline]
ffff88801b340268 (&htab->buckets[i].lock){+.-.}-{2:2}, at: sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939

and this task is already holding:
ffff8880b952c8d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: lock_hrtimer_base kernel/time/hrtimer.c:175 [inline]
ffff8880b952c8d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: hrtimer_start_range_ns+0xdf/0xc60 kernel/time/hrtimer.c:1303
which would create a new lock dependency:
 (hrtimer_bases.lock){-.-.}-{2:2} -> (&htab->buckets[i].lock){+.-.}-{2:2}

but this new dependency connects a HARDIRQ-irq-safe lock:
 (hrtimer_bases.lock){-.-.}-{2:2}

... which became HARDIRQ-irq-safe at:
  lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
  __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
  _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
  hrtimer_run_queues+0x18e/0x460 kernel/time/hrtimer.c:1922
  run_local_timers kernel/time/timer.c:2453 [inline]
  update_process_times+0x80/0x230 kernel/time/timer.c:2475
  tick_periodic+0x190/0x220 kernel/time/tick-common.c:100
  tick_handle_periodic+0x4a/0x160 kernel/time/tick-common.c:112
  timer_interrupt+0x5c/0x70 arch/x86/kernel/time.c:57
  __handle_irq_event_percpu+0x28c/0xa30 kernel/irq/handle.c:158
  handle_irq_event_percpu kernel/irq/handle.c:193 [inline]
  handle_irq_event+0x89/0x1f0 kernel/irq/handle.c:210
  handle_level_irq+0x3c5/0x6e0 kernel/irq/chip.c:648
  generic_handle_irq_desc include/linux/irqdesc.h:161 [inline]
  handle_irq arch/x86/kernel/irq.c:238 [inline]
  __common_interrupt+0x13a/0x230 arch/x86/kernel/irq.c:257
  common_interrupt+0xa5/0xd0 arch/x86/kernel/irq.c:247
  asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
  __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
  _raw_spin_unlock_irqrestore+0xd8/0x140 kernel/locking/spinlock.c:194
  __setup_irq+0x1277/0x1cf0 kernel/irq/manage.c:1818
  request_threaded_irq+0x2ab/0x380 kernel/irq/manage.c:2202
  request_irq include/linux/interrupt.h:168 [inline]
  setup_default_timer_irq+0x25/0x60 arch/x86/kernel/time.c:70
  x86_late_time_init+0x66/0xc0 arch/x86/kernel/time.c:94
  start_kernel+0x3f3/0x500 init/main.c:1039
  x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:509
  x86_64_start_kernel+0x99/0xa0 arch/x86/kernel/head64.c:490
  common_startup_64+0x13e/0x147

to a HARDIRQ-irq-unsafe lock:
 (&htab->buckets[i].lock){+.-.}-{2:2}

... which became HARDIRQ-irq-unsafe at:
...
  lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
  __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
  _raw_spin_lock_bh+0x35/0x50 kernel/locking/spinlock.c:178
  spin_lock_bh include/linux/spinlock.h:356 [inline]
  sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
  bpf_prog_a8aaa52f2e199321+0x4a/0x4e
  bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
  __bpf_prog_run include/linux/filter.h:657 [inline]
  bpf_prog_run include/linux/filter.h:664 [inline]
  __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
  bpf_trace_run4+0x25a/0x490 kernel/trace/bpf_trace.c:2422
  trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
  __alloc_pages+0x657/0x680 mm/page_alloc.c:4591
  __alloc_pages_node include/linux/gfp.h:238 [inline]
  alloc_pages_node include/linux/gfp.h:261 [inline]
  alloc_slab_page+0x5f/0x160 mm/slub.c:2190
  allocate_slab mm/slub.c:2354 [inline]
  new_slab+0x84/0x2f0 mm/slub.c:2407
  ___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
  __slab_alloc mm/slub.c:3625 [inline]
  __slab_alloc_node mm/slub.c:3678 [inline]
  slab_alloc_node mm/slub.c:3850 [inline]
  kmem_cache_alloc_node+0x248/0x380 mm/slub.c:3903
  __alloc_skb+0x1c3/0x440 net/core/skbuff.c:658
  alloc_skb_fclone include/linux/skbuff.h:1368 [inline]
  tcp_stream_alloc_skb+0x3d/0x310 net/ipv4/tcp.c:873
  tcp_sendmsg_locked+0xd94/0x4d00 net/ipv4/tcp.c:1155
  tcp_sendmsg+0x30/0x50 net/ipv4/tcp.c:1342
  sock_sendmsg_nosec net/socket.c:730 [inline]
  __sock_sendmsg+0x1a6/0x270 net/socket.c:745
  sock_write_iter+0x2dd/0x400 net/socket.c:1160
  call_write_iter include/linux/fs.h:2108 [inline]
  new_sync_write fs/read_write.c:497 [inline]
  vfs_write+0xa84/0xcb0 fs/read_write.c:590
  ksys_write+0x1a0/0x2c0 fs/read_write.c:643
  do_syscall_64+0xfb/0x240
  entry_SYSCALL_64_after_hwframe+0x6d/0x75

other info that might help us debug this:

 Possible interrupt unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&htab->buckets[i].lock);
                               local_irq_disable();
                               lock(hrtimer_bases.lock);
                               lock(&htab->buckets[i].lock);
  <Interrupt>
    lock(hrtimer_bases.lock);

 *** DEADLOCK ***

3 locks held by syz-executor351/5082:
 #0: ffff8880b952c8d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: lock_hrtimer_base kernel/time/hrtimer.c:175 [inline]
 #0: ffff8880b952c8d8 (hrtimer_bases.lock){-.-.}-{2:2}, at: hrtimer_start_range_ns+0xdf/0xc60 kernel/time/hrtimer.c:1303
 #1: ffffffff8e818c20 (fill_pool_map-wait-type-override){+.+.}-{3:3}, at: debug_objects_fill_pool+0x80/0x9b0 lib/debugobjects.c:614
 #2: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
 #2: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
 #2: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2380 [inline]
 #2: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run4+0x16e/0x490 kernel/trace/bpf_trace.c:2422

the dependencies between HARDIRQ-irq-safe lock and the holding lock:
-> (hrtimer_bases.lock){-.-.}-{2:2} {
   IN-HARDIRQ-W at:
                    lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
                    __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
                    _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
                    hrtimer_run_queues+0x18e/0x460 kernel/time/hrtimer.c:1922
                    run_local_timers kernel/time/timer.c:2453 [inline]
                    update_process_times+0x80/0x230 kernel/time/timer.c:2475
                    tick_periodic+0x190/0x220 kernel/time/tick-common.c:100
                    tick_handle_periodic+0x4a/0x160 kernel/time/tick-common.c:112
                    timer_interrupt+0x5c/0x70 arch/x86/kernel/time.c:57
                    __handle_irq_event_percpu+0x28c/0xa30 kernel/irq/handle.c:158
                    handle_irq_event_percpu kernel/irq/handle.c:193 [inline]
                    handle_irq_event+0x89/0x1f0 kernel/irq/handle.c:210
                    handle_level_irq+0x3c5/0x6e0 kernel/irq/chip.c:648
                    generic_handle_irq_desc include/linux/irqdesc.h:161 [inline]
                    handle_irq arch/x86/kernel/irq.c:238 [inline]
                    __common_interrupt+0x13a/0x230 arch/x86/kernel/irq.c:257
                    common_interrupt+0xa5/0xd0 arch/x86/kernel/irq.c:247
                    asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
                    __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
                    _raw_spin_unlock_irqrestore+0xd8/0x140 kernel/locking/spinlock.c:194
                    __setup_irq+0x1277/0x1cf0 kernel/irq/manage.c:1818
                    request_threaded_irq+0x2ab/0x380 kernel/irq/manage.c:2202
                    request_irq include/linux/interrupt.h:168 [inline]
                    setup_default_timer_irq+0x25/0x60 arch/x86/kernel/time.c:70
                    x86_late_time_init+0x66/0xc0 arch/x86/kernel/time.c:94
                    start_kernel+0x3f3/0x500 init/main.c:1039
                    x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:509
                    x86_64_start_kernel+0x99/0xa0 arch/x86/kernel/head64.c:490
                    common_startup_64+0x13e/0x147
   IN-SOFTIRQ-W at:
                    lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
                    __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
                    _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
                    hrtimer_interrupt+0xfb/0x990 kernel/time/hrtimer.c:1799
                    local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
                    __sysvec_apic_timer_interrupt+0x107/0x3a0 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
                    __sanitizer_cov_trace_switch+0x9d/0x120 kernel/kcov.c:341
                    unwind_next_frame+0x7be/0x2a00 arch/x86/kernel/unwind_orc.c:515
                    arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25
                    stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
                    kasan_save_stack mm/kasan/common.c:47 [inline]
                    kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
                    kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:589
                    poison_slab_object+0xa6/0xe0 mm/kasan/common.c:240
                    __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256
                    kasan_slab_free include/linux/kasan.h:184 [inline]
                    slab_free_hook mm/slub.c:2121 [inline]
                    slab_free mm/slub.c:4299 [inline]
                    kfree+0x14a/0x380 mm/slub.c:4409
                    req_bio_endio block/blk-mq.c:791 [inline]
                    blk_update_request+0x55d/0x1050 block/blk-mq.c:936
                    scsi_end_request+0x88/0x8c0 drivers/scsi/scsi_lib.c:539
                    scsi_io_completion+0x1bd/0x430 drivers/scsi/scsi_lib.c:977
                    blk_complete_reqs block/blk-mq.c:1134 [inline]
                    blk_done_softirq+0x100/0x150 block/blk-mq.c:1139
                    __do_softirq+0x2bc/0x943 kernel/softirq.c:554
                    invoke_softirq kernel/softirq.c:428 [inline]
                    __irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633
                    irq_exit_rcu+0x9/0x30 kernel/softirq.c:645
                    common_interrupt+0xaa/0xd0 arch/x86/kernel/irq.c:247
                    asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
                    lock_is_held_type+0x13b/0x190
                    lock_is_held include/linux/lockdep.h:231 [inline]
                    schedule_debug kernel/sched/core.c:5982 [inline]
                    __schedule+0x255/0x4a20 kernel/sched/core.c:6629
                    __schedule_loop kernel/sched/core.c:6813 [inline]
                    schedule+0x14b/0x320 kernel/sched/core.c:6828
                    schedule_timeout+0x1be/0x310 kernel/time/timer.c:2572
                    io_schedule_timeout+0x9c/0x120 kernel/sched/core.c:9022
                    do_wait_for_common kernel/sched/completion.c:95 [inline]
                    __wait_for_common kernel/sched/completion.c:116 [inline]
                    wait_for_common_io+0x329/0x640 kernel/sched/completion.c:133
                    blk_wait_io block/blk.h:81 [inline]
                    blk_execute_rq+0x370/0x4b0 block/blk-mq.c:1415
                    scsi_execute_cmd+0x3a0/0x7c0 drivers/scsi/scsi_lib.c:238
                    scsi_probe_lun drivers/scsi/scsi_scan.c:678 [inline]
                    scsi_probe_and_add_lun+0x5e9/0x4940 drivers/scsi/scsi_scan.c:1197
                    __scsi_scan_target+0x20f/0x10a0 drivers/scsi/scsi_scan.c:1693
                    scsi_scan_channel drivers/scsi/scsi_scan.c:1781 [inline]
                    scsi_scan_host_selected+0x37e/0x690 drivers/scsi/scsi_scan.c:1810
                    do_scsi_scan_host drivers/scsi/scsi_scan.c:1949 [inline]
                    do_scan_async+0x138/0x7a0 drivers/scsi/scsi_scan.c:1959
                    async_run_entry_fn+0xa8/0x420 kernel/async.c:129
                    process_one_work kernel/workqueue.c:3254 [inline]
                    process_scheduled_works+0xa00/0x1770 kernel/workqueue.c:3335
                    worker_thread+0x86d/0xd70 kernel/workqueue.c:3416
                    kthread+0x2f0/0x390 kernel/kthread.c:388
                    ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
                    ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
   INITIAL USE at:
                   lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
                   __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
                   _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
                   hrtimer_run_queues+0x18e/0x460 kernel/time/hrtimer.c:1922
                   run_local_timers kernel/time/timer.c:2453 [inline]
                   update_process_times+0x80/0x230 kernel/time/timer.c:2475
                   tick_periodic+0x190/0x220 kernel/time/tick-common.c:100
                   tick_handle_periodic+0x4a/0x160 kernel/time/tick-common.c:112
                   timer_interrupt+0x5c/0x70 arch/x86/kernel/time.c:57
                   __handle_irq_event_percpu+0x28c/0xa30 kernel/irq/handle.c:158
                   handle_irq_event_percpu kernel/irq/handle.c:193 [inline]
                   handle_irq_event+0x89/0x1f0 kernel/irq/handle.c:210
                   handle_level_irq+0x3c5/0x6e0 kernel/irq/chip.c:648
                   generic_handle_irq_desc include/linux/irqdesc.h:161 [inline]
                   handle_irq arch/x86/kernel/irq.c:238 [inline]
                   __common_interrupt+0x13a/0x230 arch/x86/kernel/irq.c:257
                   common_interrupt+0xa5/0xd0 arch/x86/kernel/irq.c:247
                   asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
                   __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
                   _raw_spin_unlock_irqrestore+0xd8/0x140 kernel/locking/spinlock.c:194
                   __setup_irq+0x1277/0x1cf0 kernel/irq/manage.c:1818
                   request_threaded_irq+0x2ab/0x380 kernel/irq/manage.c:2202
                   request_irq include/linux/interrupt.h:168 [inline]
                   setup_default_timer_irq+0x25/0x60 arch/x86/kernel/time.c:70
                   x86_late_time_init+0x66/0xc0 arch/x86/kernel/time.c:94
                   start_kernel+0x3f3/0x500 init/main.c:1039
                   x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:509
                   x86_64_start_kernel+0x99/0xa0 arch/x86/kernel/head64.c:490
                   common_startup_64+0x13e/0x147
 }
 ... key      at: [<ffff8880b942c8d8>] 0xffff8880b942c8d8

the dependencies between the lock to be acquired
 and HARDIRQ-irq-unsafe lock:
-> (&htab->buckets[i].lock){+.-.}-{2:2} {
   HARDIRQ-ON-W at:
                    lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
                    __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
                    _raw_spin_lock_bh+0x35/0x50 kernel/locking/spinlock.c:178
                    spin_lock_bh include/linux/spinlock.h:356 [inline]
                    sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
                    bpf_prog_a8aaa52f2e199321+0x4a/0x4e
                    bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
                    __bpf_prog_run include/linux/filter.h:657 [inline]
                    bpf_prog_run include/linux/filter.h:664 [inline]
                    __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
                    bpf_trace_run4+0x25a/0x490 kernel/trace/bpf_trace.c:2422
                    trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
                    __alloc_pages+0x657/0x680 mm/page_alloc.c:4591
                    __alloc_pages_node include/linux/gfp.h:238 [inline]
                    alloc_pages_node include/linux/gfp.h:261 [inline]
                    alloc_slab_page+0x5f/0x160 mm/slub.c:2190
                    allocate_slab mm/slub.c:2354 [inline]
                    new_slab+0x84/0x2f0 mm/slub.c:2407
                    ___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
                    __slab_alloc mm/slub.c:3625 [inline]
                    __slab_alloc_node mm/slub.c:3678 [inline]
                    slab_alloc_node mm/slub.c:3850 [inline]
                    kmem_cache_alloc_node+0x248/0x380 mm/slub.c:3903
                    __alloc_skb+0x1c3/0x440 net/core/skbuff.c:658
                    alloc_skb_fclone include/linux/skbuff.h:1368 [inline]
                    tcp_stream_alloc_skb+0x3d/0x310 net/ipv4/tcp.c:873
                    tcp_sendmsg_locked+0xd94/0x4d00 net/ipv4/tcp.c:1155
                    tcp_sendmsg+0x30/0x50 net/ipv4/tcp.c:1342
                    sock_sendmsg_nosec net/socket.c:730 [inline]
                    __sock_sendmsg+0x1a6/0x270 net/socket.c:745
                    sock_write_iter+0x2dd/0x400 net/socket.c:1160
                    call_write_iter include/linux/fs.h:2108 [inline]
                    new_sync_write fs/read_write.c:497 [inline]
                    vfs_write+0xa84/0xcb0 fs/read_write.c:590
                    ksys_write+0x1a0/0x2c0 fs/read_write.c:643
                    do_syscall_64+0xfb/0x240
                    entry_SYSCALL_64_after_hwframe+0x6d/0x75
   IN-SOFTIRQ-W at:
                    lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
                    __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
                    _raw_spin_lock_bh+0x35/0x50 kernel/locking/spinlock.c:178
                    spin_lock_bh include/linux/spinlock.h:356 [inline]
                    sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
                    bpf_prog_a8aaa52f2e199321+0x4a/0x4e
                    bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
                    __bpf_prog_run include/linux/filter.h:657 [inline]
                    bpf_prog_run include/linux/filter.h:664 [inline]
                    __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
                    bpf_trace_run4+0x25a/0x490 kernel/trace/bpf_trace.c:2422
                    trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
                    __alloc_pages+0x657/0x680 mm/page_alloc.c:4591
                    __alloc_pages_node include/linux/gfp.h:238 [inline]
                    alloc_pages_node+0x12b/0x1b0 include/linux/gfp.h:261
                    page_frag_alloc_1k net/core/skbuff.c:250 [inline]
                    __napi_alloc_skb+0x37f/0x540 net/core/skbuff.c:834
                    napi_alloc_skb include/linux/skbuff.h:3363 [inline]
                    page_to_skb+0x275/0x9b0 drivers/net/virtio_net.c:569
                    receive_mergeable drivers/net/virtio_net.c:1683 [inline]
                    receive_buf+0x3b3/0x3890 drivers/net/virtio_net.c:1804
                    virtnet_receive drivers/net/virtio_net.c:2110 [inline]
                    virtnet_poll+0x720/0x18f0 drivers/net/virtio_net.c:2203
                    __napi_poll+0xcb/0x490 net/core/dev.c:6632
                    napi_poll net/core/dev.c:6701 [inline]
                    net_rx_action+0x7bb/0x1090 net/core/dev.c:6816
                    __do_softirq+0x2bc/0x943 kernel/softirq.c:554
                    invoke_softirq kernel/softirq.c:428 [inline]
                    __irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633
                    irq_exit_rcu+0x9/0x30 kernel/softirq.c:645
                    common_interrupt+0x54/0xd0 arch/x86/kernel/irq.c:247
                    asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
   INITIAL USE at:
                   lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
                   __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
                   _raw_spin_lock_bh+0x35/0x50 kernel/locking/spinlock.c:178
                   spin_lock_bh include/linux/spinlock.h:356 [inline]
                   sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
                   bpf_prog_a8aaa52f2e199321+0x4a/0x4e
                   bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
                   __bpf_prog_run include/linux/filter.h:657 [inline]
                   bpf_prog_run include/linux/filter.h:664 [inline]
                   __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
                   bpf_trace_run4+0x25a/0x490 kernel/trace/bpf_trace.c:2422
                   trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
                   __alloc_pages+0x657/0x680 mm/page_alloc.c:4591
                   __alloc_pages_node include/linux/gfp.h:238 [inline]
                   alloc_pages_node include/linux/gfp.h:261 [inline]
                   alloc_slab_page+0x5f/0x160 mm/slub.c:2190
                   allocate_slab mm/slub.c:2354 [inline]
                   new_slab+0x84/0x2f0 mm/slub.c:2407
                   ___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
                   __slab_alloc mm/slub.c:3625 [inline]
                   __slab_alloc_node mm/slub.c:3678 [inline]
                   slab_alloc_node mm/slub.c:3850 [inline]
                   kmem_cache_alloc_node+0x248/0x380 mm/slub.c:3903
                   __alloc_skb+0x1c3/0x440 net/core/skbuff.c:658
                   alloc_skb_fclone include/linux/skbuff.h:1368 [inline]
                   tcp_stream_alloc_skb+0x3d/0x310 net/ipv4/tcp.c:873
                   tcp_sendmsg_locked+0xd94/0x4d00 net/ipv4/tcp.c:1155
                   tcp_sendmsg+0x30/0x50 net/ipv4/tcp.c:1342
                   sock_sendmsg_nosec net/socket.c:730 [inline]
                   __sock_sendmsg+0x1a6/0x270 net/socket.c:745
                   sock_write_iter+0x2dd/0x400 net/socket.c:1160
                   call_write_iter include/linux/fs.h:2108 [inline]
                   new_sync_write fs/read_write.c:497 [inline]
                   vfs_write+0xa84/0xcb0 fs/read_write.c:590
                   ksys_write+0x1a0/0x2c0 fs/read_write.c:643
                   do_syscall_64+0xfb/0x240
                   entry_SYSCALL_64_after_hwframe+0x6d/0x75
 }
 ... key      at: [<ffffffff94882300>] sock_hash_alloc.__key+0x0/0x20
 ... acquired at:
   lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
   __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
   _raw_spin_lock_bh+0x35/0x50 kernel/locking/spinlock.c:178
   spin_lock_bh include/linux/spinlock.h:356 [inline]
   sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
   bpf_prog_a8aaa52f2e199321+0x4a/0x4e
   bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
   __bpf_prog_run include/linux/filter.h:657 [inline]
   bpf_prog_run include/linux/filter.h:664 [inline]
   __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
   bpf_trace_run4+0x25a/0x490 kernel/trace/bpf_trace.c:2422
   trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
   __alloc_pages+0x657/0x680 mm/page_alloc.c:4591
   __alloc_pages_node include/linux/gfp.h:238 [inline]
   alloc_pages_node include/linux/gfp.h:261 [inline]
   alloc_slab_page+0x5f/0x160 mm/slub.c:2190
   allocate_slab mm/slub.c:2354 [inline]
   new_slab+0x84/0x2f0 mm/slub.c:2407
   ___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
   __slab_alloc mm/slub.c:3625 [inline]
   __slab_alloc_node mm/slub.c:3678 [inline]
   slab_alloc_node mm/slub.c:3850 [inline]
   kmem_cache_alloc+0x250/0x350 mm/slub.c:3867
   kmem_cache_zalloc include/linux/slab.h:701 [inline]
   fill_pool lib/debugobjects.c:168 [inline]
   debug_objects_fill_pool+0x6c6/0x9b0 lib/debugobjects.c:615
   debug_object_activate+0x135/0x510 lib/debugobjects.c:704
   debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
   debug_activate kernel/time/hrtimer.c:478 [inline]
   enqueue_hrtimer+0x30/0x3a0 kernel/time/hrtimer.c:1090
   __hrtimer_start_range_ns kernel/time/hrtimer.c:1265 [inline]
   hrtimer_start_range_ns+0xaa0/0xc60 kernel/time/hrtimer.c:1305
   hrtimer_start_expires include/linux/hrtimer.h:289 [inline]
   hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1972 [inline]
   do_nanosleep+0x158/0x600 kernel/time/hrtimer.c:2048
   hrtimer_nanosleep+0x227/0x470 kernel/time/hrtimer.c:2104
   __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline]
   __se_sys_clock_nanosleep+0x32b/0x3c0 kernel/time/posix-timers.c:1373
   do_syscall_64+0xfb/0x240
   entry_SYSCALL_64_after_hwframe+0x6d/0x75


stack backtrace:
CPU: 1 PID: 5082 Comm: syz-executor351 Not tainted 6.8.0-syzkaller-05271-gf99c5f563c17 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106
 print_bad_irq_dependency kernel/locking/lockdep.c:2626 [inline]
 check_irq_usage kernel/locking/lockdep.c:2865 [inline]
 check_prev_add kernel/locking/lockdep.c:3138 [inline]
 check_prevs_add kernel/locking/lockdep.c:3253 [inline]
 validate_chain+0x4dc7/0x58e0 kernel/locking/lockdep.c:3869
 __lock_acquire+0x1346/0x1fd0 kernel/locking/lockdep.c:5137
 lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
 _raw_spin_lock_bh+0x35/0x50 kernel/locking/spinlock.c:178
 spin_lock_bh include/linux/spinlock.h:356 [inline]
 sock_hash_delete_elem+0xb0/0x300 net/core/sock_map.c:939
 bpf_prog_a8aaa52f2e199321+0x4a/0x4e
 bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]
 __bpf_prog_run include/linux/filter.h:657 [inline]
 bpf_prog_run include/linux/filter.h:664 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]
 bpf_trace_run4+0x25a/0x490 kernel/trace/bpf_trace.c:2422
 trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
 __alloc_pages+0x657/0x680 mm/page_alloc.c:4591
 __alloc_pages_node include/linux/gfp.h:238 [inline]
 alloc_pages_node include/linux/gfp.h:261 [inline]
 alloc_slab_page+0x5f/0x160 mm/slub.c:2190
 allocate_slab mm/slub.c:2354 [inline]
 new_slab+0x84/0x2f0 mm/slub.c:2407
 ___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
 __slab_alloc mm/slub.c:3625 [inline]
 __slab_alloc_node mm/slub.c:3678 [inline]
 slab_alloc_node mm/slub.c:3850 [inline]
 kmem_cache_alloc+0x250/0x350 mm/slub.c:3867
 kmem_cache_zalloc include/linux/slab.h:701 [inline]
 fill_pool lib/debugobjects.c:168 [inline]
 debug_objects_fill_pool+0x6c6/0x9b0 lib/debugobjects.c:615
 debug_object_activate+0x135/0x510 lib/debugobjects.c:704
 debug_hrtimer_activate kernel/time/hrtimer.c:423 [inline]
 debug_activate kernel/time/hrtimer.c:478 [inline]
 enqueue_hrtimer+0x30/0x3a0 kernel/time/hrtimer.c:1090
 __hrtimer_start_range_ns kernel/time/hrtimer.c:1265 [inline]
 hrtimer_start_range_ns+0xaa0/0xc60 kernel/time/hrtimer.c:1305
 hrtimer_start_expires include/linux/hrtimer.h:289 [inline]
 hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1972 [inline]
 do_nanosleep+0x158/0x600 kernel/time/hrtimer.c:2048
 hrtimer_nanosleep+0x227/0x470 kernel/time/hrtimer.c:2104
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline]
 __se_sys_clock_nanosleep+0x32b/0x3c0 kernel/time/posix-timers.c:1373
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7fb9480526c3
Code: 00 00 00 00 00 66 90 83 ff 03 74 7b 83 ff 02 b8 fa ff ff ff 49 89 ca 0f 44 f8 80 3d be 09 05 00 00 74 14 b8 e6 00 00 00 0f 05 <f7> d8 c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec 28 48 89 54 24 10
RSP: 002b:00007fff5dd1fa28 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb9480526c3
RDX: 00007fff5dd1fa40 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00000000000f4240 R08: 0000000000000010 R09: 00007fb947fea0b0
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000f5fc
R13: 00007fff5dd1fa74 R14: 00007fff5dd1fa90 R15: 00007fff5dd1fa80
 </TASK>

Crashes (385):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/15 14:36 net f99c5f563c17 c8349e48 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/10 03:20 bpf 443574b03387 56086b24 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/31 22:02 bpf 443574b03387 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/31 19:16 net f99c5f563c17 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/31 05:33 bpf 443574b03387 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/29 01:19 bpf 443574b03387 120789fd .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/17 20:48 net ea80e3ed09ab d615901c .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/17 02:30 bpf 0740b6427e90 d615901c .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/15 22:21 bpf aae08491b943 d615901c .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/31 04:42 bpf-next 14bb1e8c8d4a 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/17 02:35 net-next 237bb5f7f7f5 d615901c .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/17 02:30 bpf-next 4c8644f86c85 d615901c .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/31 21:24 linux-next a6bd6c933339 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root possible deadlock in hrtimer_run_queues
2024/03/31 04:16 linux-next a6bd6c933339 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root possible deadlock in hrtimer_run_queues
2024/03/20 01:38 bpf f6e922365faf a485f239 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 17:57 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root possible deadlock in hrtimer_run_queues
2024/04/15 11:30 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root possible deadlock in hrtimer_run_queues
2024/04/15 00:08 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root possible deadlock in hrtimer_run_queues
2024/04/14 22:59 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root possible deadlock in hrtimer_run_queues
2024/04/14 20:17 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root possible deadlock in hrtimer_run_queues
2024/04/14 18:18 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root possible deadlock in hrtimer_run_queues
2024/04/14 14:37 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root possible deadlock in hrtimer_run_queues
2024/04/14 09:29 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root possible deadlock in hrtimer_run_queues
2024/04/14 09:00 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root possible deadlock in hrtimer_run_queues
2024/04/13 22:19 upstream fe46a7dd189e c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root possible deadlock in hrtimer_run_queues
2024/04/03 00:57 upstream b1e6ec0a0fd0 7925100d .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream possible deadlock in hrtimer_run_queues
2024/04/16 18:38 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 17:11 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 16:11 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 14:37 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 13:03 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 11:40 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 10:10 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 08:16 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 07:17 bpf 443574b03387 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 06:02 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 04:44 bpf 443574b03387 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 03:42 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/16 01:29 net f99c5f563c17 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 16:25 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 15:17 bpf 443574b03387 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 14:17 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 13:03 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 10:20 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 08:09 bpf 443574b03387 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 06:03 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 04:59 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 03:37 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/15 01:35 bpf 443574b03387 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 21:30 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 19:20 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 17:15 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 12:03 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 10:58 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 07:31 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 06:12 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 04:32 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 01:27 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/14 00:26 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/13 23:23 bpf 443574b03387 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/13 22:02 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/13 20:55 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/13 19:44 net f99c5f563c17 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce possible deadlock in hrtimer_run_queues
2024/04/08 10:17 bpf-next 14bb1e8c8d4a ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce possible deadlock in hrtimer_run_queues
2024/03/17 12:15 net-next 237bb5f7f7f5 d615901c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce possible deadlock in hrtimer_run_queues
* Struck through repros no longer work on HEAD.