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[syzbot] [bpf?] [net?] possible deadlock in hrtimer_run_queues | 3 (6) | 2024/04/20 14:35 |
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[syzbot] [bpf?] [net?] possible deadlock in hrtimer_run_queues | 3 (6) | 2024/04/20 14:35 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
linux-5.15 | possible deadlock in hrtimer_run_queues | C | done | 20 | 211d | 237d | 3/3 | fixed on 2024/05/11 07:50 | |
linux-6.1 | possible deadlock in hrtimer_run_queues | C | inconclusive | 19 | 100d | 236d | 0/3 | auto-obsoleted due to no activity on 2024/11/06 21:34 |
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 |
===================================================== WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected 6.8.0-syzkaller-05236-g443574b03387 #0 Not tainted ----------------------------------------------------- swapper/0/0 [HC0[0]:SC1[3]:HE0:SE0] is trying to acquire: ffff8880182d8468 (&htab->buckets[i].lock){+.-.}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:356 [inline] ffff8880182d8468 (&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: ffff8880b943d8d8 (&pool->lock){-.-.}-{2:2}, at: __queue_work+0x6ec/0xec0 which would create a new lock dependency: (&pool->lock){-.-.}-{2:2} -> (&htab->buckets[i].lock){+.-.}-{2:2} but this new dependency connects a HARDIRQ-irq-safe lock: (&pool->lock){-.-.}-{2:2} ... which became HARDIRQ-irq-safe at: lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 __queue_work+0x6ec/0xec0 queue_work_on+0x14f/0x250 kernel/workqueue.c:2435 hrtimer_switch_to_hres kernel/time/hrtimer.c:750 [inline] hrtimer_run_queues+0x154/0x460 kernel/time/hrtimer.c:1918 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 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+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 __kernel_text_address+0x12/0x40 kernel/extable.c:79 unwind_get_return_address+0x5d/0xc0 arch/x86/kernel/unwind_orc.c:369 arch_stack_walk+0x125/0x1b0 arch/x86/kernel/stacktrace.c:26 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 unpoison_slab_object mm/kasan/common.c:312 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:338 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3813 [inline] slab_alloc_node mm/slub.c:3860 [inline] kmem_cache_alloc_node+0x192/0x380 mm/slub.c:3903 init_kmem_cache_nodes mm/slub.c:4917 [inline] kmem_cache_open mm/slub.c:5153 [inline] __kmem_cache_create+0x191/0x8b0 mm/slub.c:5716 create_cache mm/slab_common.c:230 [inline] kmem_cache_create_usercopy+0x199/0x330 mm/slab_common.c:335 kmem_cache_create+0x13/0x20 mm/slab_common.c:390 eventpoll_init+0x14a/0x1d0 fs/eventpoll.c:2580 do_one_initcall+0x238/0x830 init/main.c:1241 do_initcall_level+0x157/0x210 init/main.c:1303 do_initcalls+0x3f/0x80 init/main.c:1319 kernel_init_freeable+0x435/0x5d0 init/main.c:1557 kernel_init+0x1d/0x2a0 init/main.c:1446 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 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_free+0x164/0x820 net/core/sock_map.c:1154 bpf_map_free_deferred+0xe6/0x110 kernel/bpf/syscall.c:734 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 other info that might help us debug this: Possible interrupt unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&htab->buckets[i].lock); local_irq_disable(); lock(&pool->lock); lock(&htab->buckets[i].lock); <Interrupt> lock(&pool->lock); *** DEADLOCK *** 4 locks held by swapper/0/0: #0: ffffc90000007c00 ((&sdp->delay_work)){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x600 kernel/time/timer.c:1789 #1: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:298 [inline] #1: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:750 [inline] #1: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: __queue_work+0x198/0xec0 kernel/workqueue.c:2324 #2: ffff8880b943d8d8 (&pool->lock){-.-.}-{2:2}, at: __queue_work+0x6ec/0xec0 #3: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:298 [inline] #3: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:750 [inline] #3: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2380 [inline] #3: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run3+0x14a/0x460 kernel/trace/bpf_trace.c:2421 the dependencies between HARDIRQ-irq-safe lock and the holding lock: -> (&pool->lock){-.-.}-{2:2} { IN-HARDIRQ-W at: lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 __queue_work+0x6ec/0xec0 queue_work_on+0x14f/0x250 kernel/workqueue.c:2435 hrtimer_switch_to_hres kernel/time/hrtimer.c:750 [inline] hrtimer_run_queues+0x154/0x460 kernel/time/hrtimer.c:1918 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 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+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 __kernel_text_address+0x12/0x40 kernel/extable.c:79 unwind_get_return_address+0x5d/0xc0 arch/x86/kernel/unwind_orc.c:369 arch_stack_walk+0x125/0x1b0 arch/x86/kernel/stacktrace.c:26 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 unpoison_slab_object mm/kasan/common.c:312 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:338 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3813 [inline] slab_alloc_node mm/slub.c:3860 [inline] kmem_cache_alloc_node+0x192/0x380 mm/slub.c:3903 init_kmem_cache_nodes mm/slub.c:4917 [inline] kmem_cache_open mm/slub.c:5153 [inline] __kmem_cache_create+0x191/0x8b0 mm/slub.c:5716 create_cache mm/slab_common.c:230 [inline] kmem_cache_create_usercopy+0x199/0x330 mm/slab_common.c:335 kmem_cache_create+0x13/0x20 mm/slab_common.c:390 eventpoll_init+0x14a/0x1d0 fs/eventpoll.c:2580 do_one_initcall+0x238/0x830 init/main.c:1241 do_initcall_level+0x157/0x210 init/main.c:1303 do_initcalls+0x3f/0x80 init/main.c:1319 kernel_init_freeable+0x435/0x5d0 init/main.c:1557 kernel_init+0x1d/0x2a0 init/main.c:1446 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 IN-SOFTIRQ-W at: lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 __queue_work+0x6ec/0xec0 call_timer_fn+0x17e/0x600 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1838 [inline] __run_timers kernel/time/timer.c:2408 [inline] __run_timer_base+0x695/0x8e0 kernel/time/timer.c:2419 run_timer_base kernel/time/timer.c:2428 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2438 __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 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline] arch_safe_halt arch/x86/include/asm/irqflags.h:86 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:742 default_idle_call+0x74/0xb0 kernel/sched/idle.c:117 cpuidle_idle_call kernel/sched/idle.c:191 [inline] do_idle+0x22f/0x5d0 kernel/sched/idle.c:332 cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:430 rest_init+0x2e0/0x300 init/main.c:730 arch_call_rest_init+0xe/0x10 init/main.c:831 start_kernel+0x47a/0x500 init/main.c:1077 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 INITIAL USE at: lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 __queue_work+0x6ec/0xec0 queue_work_on+0x14f/0x250 kernel/workqueue.c:2435 queue_work include/linux/workqueue.h:605 [inline] start_poll_synchronize_rcu_expedited+0xf7/0x150 kernel/rcu/tree_exp.h:1017 rcu_init+0xea/0x140 kernel/rcu/tree.c:5240 start_kernel+0x1f7/0x500 init/main.c:969 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: [<ffffffff926c0e60>] init_worker_pool.__key+0x0/0x20 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_free+0x164/0x820 net/core/sock_map.c:1154 bpf_map_free_deferred+0xe6/0x110 kernel/bpf/syscall.c:734 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 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_bc4ba9860fbb0da4+0x46/0x4a 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_run3+0x238/0x460 kernel/trace/bpf_trace.c:2421 trace_workqueue_queue_work include/trace/events/workqueue.h:23 [inline] __queue_work+0xe5b/0xec0 kernel/workqueue.c:2382 queue_work_on+0x14f/0x250 kernel/workqueue.c:2435 call_timer_fn+0x17e/0x600 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers kernel/time/timer.c:2408 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2419 run_timer_base kernel/time/timer.c:2428 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2438 __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 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline] arch_safe_halt arch/x86/include/asm/irqflags.h:86 [inline] acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:112 acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:707 cpuidle_enter_state+0x118/0x490 drivers/cpuidle/cpuidle.c:267 cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:388 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x375/0x5d0 kernel/sched/idle.c:332 cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:430 rest_init+0x2e0/0x300 init/main.c:730 arch_call_rest_init+0xe/0x10 init/main.c:831 start_kernel+0x47a/0x500 init/main.c:1077 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 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_free+0x164/0x820 net/core/sock_map.c:1154 bpf_map_free_deferred+0xe6/0x110 kernel/bpf/syscall.c:734 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 } ... 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_bc4ba9860fbb0da4+0x46/0x4a 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_run3+0x238/0x460 kernel/trace/bpf_trace.c:2421 trace_workqueue_queue_work include/trace/events/workqueue.h:23 [inline] __queue_work+0xe5b/0xec0 kernel/workqueue.c:2382 queue_work_on+0x14f/0x250 kernel/workqueue.c:2435 call_timer_fn+0x17e/0x600 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers kernel/time/timer.c:2408 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2419 run_timer_base kernel/time/timer.c:2428 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2438 __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 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline] arch_safe_halt arch/x86/include/asm/irqflags.h:86 [inline] acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:112 acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:707 cpuidle_enter_state+0x118/0x490 drivers/cpuidle/cpuidle.c:267 cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:388 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x375/0x5d0 kernel/sched/idle.c:332 cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:430 rest_init+0x2e0/0x300 init/main.c:730 arch_call_rest_init+0xe/0x10 init/main.c:831 start_kernel+0x47a/0x500 init/main.c:1077 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 stack backtrace: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: <IRQ> __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_bc4ba9860fbb0da4+0x46/0x4a 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_run3+0x238/0x460 kernel/trace/bpf_trace.c:2421 trace_workqueue_queue_work include/trace/events/workqueue.h:23 [inline] __queue_work+0xe5b/0xec0 kernel/workqueue.c:2382 queue_work_on+0x14f/0x250 kernel/workqueue.c:2435 call_timer_fn+0x17e/0x600 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers kernel/time/timer.c:2408 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2419 run_timer_base kernel/time/timer.c:2428 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2438 __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 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline] RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:72 [inline] RIP: 0010:acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:113 Code: 90 90 90 90 90 90 90 90 90 65 48 8b 04 25 80 ce 03 00 48 f7 00 08 00 00 00 75 10 66 90 0f 00 2d 15 3a 98 00 f3 0f 1e fa fb f4 <fa> c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 RSP: 0018:ffffffff8de07ca8 EFLAGS: 00000246 RAX: ffffffff8de94680 RBX: ffff8880172ec064 RCX: 0000000000010f61 RDX: 0000000000000001 RSI: ffff8880172ec000 RDI: ffff8880172ec064 RBP: 0000000000039f18 R08: ffff8880b9437d0b R09: 1ffff11017286fa1 R10: dffffc0000000000 R11: ffffffff8b702580 R12: ffff88801a3a2800 R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8e8a2ec0 acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:707 cpuidle_enter_state+0x118/0x490 drivers/cpuidle/cpuidle.c:267 cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:388 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x375/0x5d0 kernel/sched/idle.c:332 cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:430 rest_init+0x2e0/0x300 init/main.c:730 arch_call_rest_init+0xe/0x10 init/main.c:831 start_kernel+0x47a/0x500 init/main.c:1077 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 </TASK> ---------------- Code disassembly (best guess): 0: 90 nop 1: 90 nop 2: 90 nop 3: 90 nop 4: 90 nop 5: 90 nop 6: 90 nop 7: 90 nop 8: 90 nop 9: 65 48 8b 04 25 80 ce mov %gs:0x3ce80,%rax 10: 03 00 12: 48 f7 00 08 00 00 00 testq $0x8,(%rax) 19: 75 10 jne 0x2b 1b: 66 90 xchg %ax,%ax 1d: 0f 00 2d 15 3a 98 00 verw 0x983a15(%rip) # 0x983a39 24: f3 0f 1e fa endbr64 28: fb sti 29: f4 hlt * 2a: fa cli <-- trapping instruction 2b: c3 ret 2c: cc int3 2d: cc int3 2e: cc int3 2f: cc int3 30: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 37: 00 00 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/04/25 11:42 | bpf | 443574b03387 | 8bdc0f22 | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | |
2024/04/22 05:38 | net | f99c5f563c17 | af24b050 | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | |
2024/04/19 20:08 | bpf | 443574b03387 | af24b050 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | |
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 | ||
2024/04/03 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 | ||
2024/04/26 00:47 | bpf | 443574b03387 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/25 22:48 | bpf | 443574b03387 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/25 20:17 | bpf | 443574b03387 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/25 08:46 | bpf | 443574b03387 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/25 00:35 | bpf | 443574b03387 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/24 22:53 | bpf | 443574b03387 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/24 21:12 | bpf | 443574b03387 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/23 22:18 | bpf | 443574b03387 | 21339d7b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/23 09:52 | bpf | 443574b03387 | 21339d7b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/23 08:17 | bpf | 443574b03387 | 21339d7b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 22:30 | bpf | 443574b03387 | 21339d7b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 16:03 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 13:56 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 12:53 | bpf | 443574b03387 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 11:34 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 10:30 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 09:13 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 04:52 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 03:43 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 03:11 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/22 01:34 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 23:50 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 21:30 | bpf | 443574b03387 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 19:42 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 18:32 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 16:14 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 14:53 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 13:43 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 12:16 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 07:36 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 06:02 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 04:01 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/21 01:30 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 23:56 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 22:06 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 21:48 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 20:07 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 17:18 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 15:55 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 14:43 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 07:11 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 05:45 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 05:16 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 04:15 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/20 01:08 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/19 23:42 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/19 22:31 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/19 20:07 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/19 18:47 | net | f99c5f563c17 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/19 17:47 | bpf | 443574b03387 | af24b050 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-kasan-gce | possible deadlock in hrtimer_run_queues | ||
2024/04/19 16:36 | net | f99c5f563c17 | af24b050 | .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 |