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possible deadlock in console_lock_spinning_enable

Status: upstream: reported C repro on 2023/03/26 04:22
Bug presence: origin:lts-only
[Documentation on labels]
Reported-by: syzbot+4dfdb5af93b862bd0e21@syzkaller.appspotmail.com
First crash: 878d, last: 41m
Fix commit to backport (bisect log) :
tree: upstream
commit 09c5ba0aa2fcfdadb17d045c3ee6f86d69270df7
Author: John Ogness <john.ogness@linutronix.de>
Date: Thu Apr 21 21:22:48 2022 +0000

  printk: add kthread console printers

  
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2023/12/17 linux-5.15.y (ToT) d0fc081c6241 C [report] possible deadlock in console_lock_spinning_enable
2023/12/17 upstream (ToT) 3b8a9b2e6809 C Didn't crash
▶ ▼ Similar bugs (5)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream possible deadlock in console_lock_spinning_enable 4 C done 1693 1379d 2253d 20/29 fixed on 2021/11/10 00:50
upstream possible deadlock in console_lock_spinning_enable (3) mm 4 2 667d 664d 0/29 auto-obsoleted due to no activity on 2024/01/31 16:33
upstream possible deadlock in console_lock_spinning_enable (2) serial 4 C inconclusive done 117 1189d 1375d 22/29 fixed on 2023/02/24 13:50
upstream possible deadlock in console_lock_spinning_enable (5) serial 4 C done 2309 4d21h 368d 0/29 upstream: reported C repro on 2024/08/17 16:39
upstream possible deadlock in console_lock_spinning_enable (4) serial 4 C 97 422d 437d 0/29 closed as dup on 2024/06/10 00:47
▶ ▼ Fix bisection attempts (3)
Created Duration User Patch Repo Result
2024/01/02 22:00 4h03m fix candidate upstream OK (1) job log
2023/12/13 20:59 1m fix candidate upstream error job log
2023/10/22 22:22 3m fix candidate upstream error job log

Sample crash report:
------------[ cut here ]------------
======================================================
WARNING: possible circular locking dependency detected
5.15.189-syzkaller #0 Not tainted
------------------------------------------------------
syz-executor/4309 is trying to acquire lock:
ffffffff8c110da0 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x2c/0x60 kernel/printk/printk.c:1802

but task is already holding lock:
ffff8880b9028098 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 kernel/time/timer.c:946

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #5 (&base->lock){-.-.}-{2:2}:
       __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
       _raw_spin_lock_irqsave+0xa4/0xf0 kernel/locking/spinlock.c:162
       lock_timer_base+0x123/0x270 kernel/time/timer.c:946
       __mod_timer+0x117/0xd20 kernel/time/timer.c:1019
       queue_delayed_work_on+0x126/0x1e0 kernel/workqueue.c:1715
       psi_enqueue kernel/sched/stats.h:102 [inline]
       enqueue_task+0x26d/0x2b0 kernel/sched/core.c:1973
       activate_task kernel/sched/core.c:2005 [inline]
       wake_up_new_task+0x442/0x9a0 kernel/sched/core.c:4522
       kernel_clone+0x421/0x930 kernel/fork.c:2703
       kernel_thread+0xc8/0x120 kernel/fork.c:2731
       rest_init+0x21/0x330 init/main.c:706
       start_kernel+0x486/0x530 init/main.c:1140
       secondary_startup_64_no_verify+0xb1/0xbb

-> #4 (&rq->__lock){-.-.}-{2:2}:
       _raw_spin_lock_nested+0x2e/0x40 kernel/locking/spinlock.c:368
       raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:475
       raw_spin_rq_lock kernel/sched/sched.h:1326 [inline]
       rq_lock kernel/sched/sched.h:1621 [inline]
       task_fork_fair+0x5c/0x350 kernel/sched/fair.c:11499
       sched_cgroup_fork+0x2c6/0x320 kernel/sched/core.c:4466
       copy_process+0x22d1/0x3e00 kernel/fork.c:2395
       kernel_clone+0x219/0x930 kernel/fork.c:2679
       kernel_thread+0xc8/0x120 kernel/fork.c:2731
       rest_init+0x21/0x330 init/main.c:706
       start_kernel+0x486/0x530 init/main.c:1140
       secondary_startup_64_no_verify+0xb1/0xbb

-> #3 (&p->pi_lock){-.-.}-{2:2}:
       __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
       _raw_spin_lock_irqsave+0xa4/0xf0 kernel/locking/spinlock.c:162
       try_to_wake_up+0x5c/0x1050 kernel/sched/core.c:4030
       __wake_up_common+0x2a4/0x4e0 kernel/sched/wait.c:108
       __wake_up_common_lock kernel/sched/wait.c:138 [inline]
       __wake_up+0x108/0x180 kernel/sched/wait.c:157
       tty_port_default_wakeup+0xa5/0xf0 drivers/tty/tty_port.c:51
       serial8250_tx_chars+0x629/0x830 drivers/tty/serial/8250/8250_port.c:1828
       serial8250_handle_irq+0x519/0x610 drivers/tty/serial/8250/8250_port.c:1924
       serial8250_default_handle_irq+0xb4/0x1a0 drivers/tty/serial/8250/8250_port.c:1941
       serial8250_interrupt+0x9b/0x1c0 drivers/tty/serial/8250/8250_core.c:127
       __handle_irq_event_percpu+0x291/0x9b0 kernel/irq/handle.c:156
       handle_irq_event_percpu kernel/irq/handle.c:196 [inline]
       handle_irq_event+0xa5/0x220 kernel/irq/handle.c:213
       handle_edge_irq+0x243/0xb20 kernel/irq/chip.c:819
       generic_handle_irq_desc include/linux/irqdesc.h:158 [inline]
       handle_irq arch/x86/kernel/irq.c:233 [inline]
       __common_interrupt+0xd7/0x1e0 arch/x86/kernel/irq.c:252
       common_interrupt+0x59/0xd0 arch/x86/kernel/irq.c:242
       asm_common_interrupt+0x22/0x40 arch/x86/include/asm/idtentry.h:667
       ffs arch/x86/include/asm/bitops.h:297 [inline]
       handle_softirqs+0x1a9/0x820 kernel/softirq.c:564
       __do_softirq kernel/softirq.c:610 [inline]
       invoke_softirq kernel/softirq.c:450 [inline]
       __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659
       irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
       instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
       sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
       asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
       native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline]
       arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline]
       default_idle+0xb/0x10 arch/x86/kernel/process.c:728
       default_idle_call+0x81/0xc0 kernel/sched/idle.c:112
       cpuidle_idle_call kernel/sched/idle.c:194 [inline]
       do_idle+0x21b/0x5b0 kernel/sched/idle.c:306
       cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
       start_kernel+0x486/0x530 init/main.c:1140
       secondary_startup_64_no_verify+0xb1/0xbb

-> #2 (&tty->write_wait){-.-.}-{2:2}:
       __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
       _raw_spin_lock_irqsave+0xa4/0xf0 kernel/locking/spinlock.c:162
       __wake_up_common_lock kernel/sched/wait.c:137 [inline]
       __wake_up+0xed/0x180 kernel/sched/wait.c:157
       tty_port_default_wakeup+0xa5/0xf0 drivers/tty/tty_port.c:51
       serial8250_tx_chars+0x629/0x830 drivers/tty/serial/8250/8250_port.c:1828
       serial8250_handle_irq+0x519/0x610 drivers/tty/serial/8250/8250_port.c:1924
       serial8250_default_handle_irq+0xb4/0x1a0 drivers/tty/serial/8250/8250_port.c:1941
       serial8250_interrupt+0x9b/0x1c0 drivers/tty/serial/8250/8250_core.c:127
       __handle_irq_event_percpu+0x291/0x9b0 kernel/irq/handle.c:156
       handle_irq_event_percpu kernel/irq/handle.c:196 [inline]
       handle_irq_event+0xa5/0x220 kernel/irq/handle.c:213
       handle_edge_irq+0x243/0xb20 kernel/irq/chip.c:819
       generic_handle_irq_desc include/linux/irqdesc.h:158 [inline]
       handle_irq arch/x86/kernel/irq.c:233 [inline]
       __common_interrupt+0xd7/0x1e0 arch/x86/kernel/irq.c:252
       common_interrupt+0xb0/0xd0 arch/x86/kernel/irq.c:242
       asm_common_interrupt+0x22/0x40 arch/x86/include/asm/idtentry.h:667
       native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline]
       arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline]
       default_idle+0xb/0x10 arch/x86/kernel/process.c:728
       default_idle_call+0x81/0xc0 kernel/sched/idle.c:112
       cpuidle_idle_call kernel/sched/idle.c:194 [inline]
       do_idle+0x21b/0x5b0 kernel/sched/idle.c:306
       cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
       start_kernel+0x486/0x530 init/main.c:1140
       secondary_startup_64_no_verify+0xb1/0xbb

-> #1 (&port_lock_key){-.-.}-{2:2}:
       __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
       _raw_spin_lock_irqsave+0xa4/0xf0 kernel/locking/spinlock.c:162
       serial8250_console_write+0x170/0xf80 drivers/tty/serial/8250/8250_port.c:3363
       call_console_drivers kernel/printk/printk.c:-1 [inline]
       console_unlock+0xc86/0x1200 kernel/printk/printk.c:2744
       vprintk_emit+0xc0/0x150 kernel/printk/printk.c:2274
       _printk+0xcc/0x110 kernel/printk/printk.c:2299
       register_console+0x682/0x960 kernel/printk/printk.c:3107
       univ8250_console_init+0x41/0x50 drivers/tty/serial/8250/8250_core.c:690
       console_init+0x177/0x5d0 kernel/printk/printk.c:3207
       start_kernel+0x2f9/0x530 init/main.c:1076
       secondary_startup_64_no_verify+0xb1/0xbb

-> #0 (console_owner){..-.}-{0:0}:
       check_prev_add kernel/locking/lockdep.c:3053 [inline]
       check_prevs_add kernel/locking/lockdep.c:3172 [inline]
       validate_chain kernel/locking/lockdep.c:3788 [inline]
       __lock_acquire+0x2c33/0x7c60 kernel/locking/lockdep.c:5012
       lock_acquire+0x197/0x3f0 kernel/locking/lockdep.c:5623
       console_lock_spinning_enable+0x51/0x60 kernel/printk/printk.c:1805
       console_unlock+0x9f8/0x1200 kernel/printk/printk.c:2741
       vprintk_emit+0xc0/0x150 kernel/printk/printk.c:2274
       _printk+0xcc/0x110 kernel/printk/printk.c:2299
       report_bug+0x1e5/0x2e0 lib/bug.c:195
       handle_bug+0x3a/0x70 arch/x86/kernel/traps.c:239
       exc_invalid_op+0x16/0x40 arch/x86/kernel/traps.c:259
       asm_exc_invalid_op+0x16/0x20 arch/x86/include/asm/idtentry.h:604
       copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
       bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
       ____bpf_probe_read_user kernel/trace/bpf_trace.c:166 [inline]
       bpf_probe_read_user+0x26/0x70 kernel/trace/bpf_trace.c:163
       bpf_prog_02073d59a3c0f06f+0x3d/0xf5c
       bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
       __bpf_prog_run include/linux/filter.h:628 [inline]
       bpf_prog_run include/linux/filter.h:635 [inline]
       __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
       bpf_trace_run3+0x17e/0x320 kernel/trace/bpf_trace.c:1916
       __traceiter_timer_start+0x73/0xc0 include/trace/events/timer.h:52
       trace_timer_start include/trace/events/timer.h:52 [inline]
       enqueue_timer+0x394/0x520 kernel/time/timer.c:586
       internal_add_timer kernel/time/timer.c:611 [inline]
       __mod_timer+0x8e1/0xd20 kernel/time/timer.c:1062
       dsp_cmx_send+0x1ab4/0x1b30 drivers/isdn/mISDN/dsp_cmx.c:1850
       call_timer_fn+0x16c/0x530 kernel/time/timer.c:1451
       expire_timers kernel/time/timer.c:1496 [inline]
       __run_timers+0x525/0x7c0 kernel/time/timer.c:1767
       run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780
       handle_softirqs+0x328/0x820 kernel/softirq.c:576
       __do_softirq kernel/softirq.c:610 [inline]
       invoke_softirq kernel/softirq.c:450 [inline]
       __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659
       irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
       instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
       sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
       asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
       kmalloc_slab+0x1e/0xa0 mm/slab_common.c:751
       __kmalloc_node+0x3a/0x3b0 mm/slub.c:4446
       kmalloc_node include/linux/slab.h:627 [inline]
       kvmalloc_node+0x84/0x130 mm/util.c:619
       xt_jumpstack_alloc net/netfilter/x_tables.c:1354 [inline]
       xt_replace_table+0x160/0x750 net/netfilter/x_tables.c:1393
       __do_replace+0x14a/0x9b0 net/ipv6/netfilter/ip6_tables.c:1083
       do_replace net/ipv6/netfilter/ip6_tables.c:1160 [inline]
       do_ip6t_set_ctl+0xa0d/0xd00 net/ipv6/netfilter/ip6_tables.c:1646
       nf_setsockopt+0x25f/0x280 net/netfilter/nf_sockopt.c:101
       ipv6_setsockopt+0x1cb8/0x3890 net/ipv6/ipv6_sockglue.c:1014
       tcp_setsockopt+0x21a/0x1d70 net/ipv4/tcp.c:3713
       __sys_setsockopt+0x2bf/0x3d0 net/socket.c:2203
       __do_sys_setsockopt net/socket.c:2214 [inline]
       __se_sys_setsockopt net/socket.c:2211 [inline]
       __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2211
       do_syscall_x64 arch/x86/entry/common.c:50 [inline]
       do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
       entry_SYSCALL_64_after_hwframe+0x66/0xd0

other info that might help us debug this:

Chain exists of:
  console_owner --> &rq->__lock --> &base->lock

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&base->lock);
                               lock(&rq->__lock);
                               lock(&base->lock);
  lock(console_owner);

 *** DEADLOCK ***

6 locks held by syz-executor/4309:
 #0: ffff88802a50cd88 (&xt[i].mutex){+.+.}-{3:3}, at: xt_find_table_lock+0x5e/0x360 net/netfilter/x_tables.c:1242
 #1: ffffc90000007be0 ((&dsp_spl_tl)){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:45 [inline]
 #1: ffffc90000007be0 ((&dsp_spl_tl)){+.-.}-{0:0}, at: call_timer_fn+0xbb/0x530 kernel/time/timer.c:1441
 #2: ffffffff8cfdadf8 (dsp_lock){..-.}-{2:2}, at: dsp_cmx_send+0x22/0x1b30 drivers/isdn/mISDN/dsp_cmx.c:1643
 #3: ffff8880b9028098 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 kernel/time/timer.c:946
 #4: ffffffff8c11c360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:311
 #5: ffffffff8c110e80 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0xa7/0x150 kernel/printk/printk.c:2273

stack backtrace:
CPU: 0 PID: 4309 Comm: syz-executor Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call Trace:
 <IRQ>
 dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106
 check_noncircular+0x274/0x310 kernel/locking/lockdep.c:2133
 check_prev_add kernel/locking/lockdep.c:3053 [inline]
 check_prevs_add kernel/locking/lockdep.c:3172 [inline]
 validate_chain kernel/locking/lockdep.c:3788 [inline]
 __lock_acquire+0x2c33/0x7c60 kernel/locking/lockdep.c:5012
 lock_acquire+0x197/0x3f0 kernel/locking/lockdep.c:5623
 console_lock_spinning_enable+0x51/0x60 kernel/printk/printk.c:1805
 console_unlock+0x9f8/0x1200 kernel/printk/printk.c:2741
 vprintk_emit+0xc0/0x150 kernel/printk/printk.c:2274
 _printk+0xcc/0x110 kernel/printk/printk.c:2299
 report_bug+0x1e5/0x2e0 lib/bug.c:195
 handle_bug+0x3a/0x70 arch/x86/kernel/traps.c:239
 exc_invalid_op+0x16/0x40 arch/x86/kernel/traps.c:259
 asm_exc_invalid_op+0x16/0x20 arch/x86/include/asm/idtentry.h:604
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 ed f7 d8 ff 85 db 48 c7 c0 f2 ff ff ff 49 0f 44 c6 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 70 f4 d8 ff <0f> 0b e9 1c ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ea fe
RSP: 0018:ffffc90000007820 EFLAGS: 00010046
RAX: ffffffff819ecfb0 RBX: 0000000000000008 RCX: ffff888029618000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1ff6e19
R10: fffffbfff1ff6e19 R11: 1ffffffff1ff6e18 R12: ffff888029619788
R13: 1ffff92000000f14 R14: ffffc90000007888 R15: 0000000000000000
 bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
 ____bpf_probe_read_user kernel/trace/bpf_trace.c:166 [inline]
 bpf_probe_read_user+0x26/0x70 kernel/trace/bpf_trace.c:163
 bpf_prog_02073d59a3c0f06f+0x3d/0xf5c
 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
 __bpf_prog_run include/linux/filter.h:628 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
 bpf_trace_run3+0x17e/0x320 kernel/trace/bpf_trace.c:1916
 __traceiter_timer_start+0x73/0xc0 include/trace/events/timer.h:52
 trace_timer_start include/trace/events/timer.h:52 [inline]
 enqueue_timer+0x394/0x520 kernel/time/timer.c:586
 internal_add_timer kernel/time/timer.c:611 [inline]
 __mod_timer+0x8e1/0xd20 kernel/time/timer.c:1062
 dsp_cmx_send+0x1ab4/0x1b30 drivers/isdn/mISDN/dsp_cmx.c:1850
 call_timer_fn+0x16c/0x530 kernel/time/timer.c:1451
 expire_timers kernel/time/timer.c:1496 [inline]
 __run_timers+0x525/0x7c0 kernel/time/timer.c:1767
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780
 handle_softirqs+0x328/0x820 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:kmalloc_slab+0x1e/0xa0 mm/slab_common.c:752
Code: 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 41 56 53 50 48 81 ff c0 00 00 00 77 13 48 85 ff 74 4f ff cf c1 ef 03 0f b6 87 20 f3 bb 8b <eb> 1b 48 81 ff 01 20 00 00 73 5d ff cf 89 7c 24 04 b8 ff ff ff ff
RSP: 0018:ffffc9000307f298 EFLAGS: 00000203
RAX: 0000000000000004 RBX: 0000000000000000 RCX: ffff888029618000
RDX: 0000000000000000 RSI: 0000000000000cc0 RDI: 0000000000000001
RBP: 0000000000000cc0 R08: ffffffff89c000ca R09: 0000000000000001
R10: 000000003ef4632e R11: 000000005cdeef37 R12: 0000000000000000
R13: 0000000000000010 R14: 0000000000000010 R15: 0000000000000cc0
 __kmalloc_node+0x3a/0x3b0 mm/slub.c:4446
 kmalloc_node include/linux/slab.h:627 [inline]
 kvmalloc_node+0x84/0x130 mm/util.c:619
 xt_jumpstack_alloc net/netfilter/x_tables.c:1354 [inline]
 xt_replace_table+0x160/0x750 net/netfilter/x_tables.c:1393
 __do_replace+0x14a/0x9b0 net/ipv6/netfilter/ip6_tables.c:1083
 do_replace net/ipv6/netfilter/ip6_tables.c:1160 [inline]
 do_ip6t_set_ctl+0xa0d/0xd00 net/ipv6/netfilter/ip6_tables.c:1646
 nf_setsockopt+0x25f/0x280 net/netfilter/nf_sockopt.c:101
 ipv6_setsockopt+0x1cb8/0x3890 net/ipv6/ipv6_sockglue.c:1014
 tcp_setsockopt+0x21a/0x1d70 net/ipv4/tcp.c:3713
 __sys_setsockopt+0x2bf/0x3d0 net/socket.c:2203
 __do_sys_setsockopt net/socket.c:2214 [inline]
 __se_sys_setsockopt net/socket.c:2211 [inline]
 __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2211
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f9cbcf3489a
Code: ff ff ff c3 0f 1f 40 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7
RSP: 002b:00007ffeeb2e4d58 EFLAGS: 00000202 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007ffeeb2e4de0 RCX: 00007f9cbcf3489a
RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00000000000003b8 R09: 0079746972756365
R10: 00007f9cbd1277e0 R11: 0000000000000202 R12: 00007f9cbd127780
R13: 00007ffeeb2e4d7c R14: 0000000000000000 R15: 00007f9cbd127e40
 </TASK>
WARNING: CPU: 0 PID: 4309 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 0 PID: 4309 Comm: syz-executor Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 ed f7 d8 ff 85 db 48 c7 c0 f2 ff ff ff 49 0f 44 c6 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 70 f4 d8 ff <0f> 0b e9 1c ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ea fe
RSP: 0018:ffffc90000007820 EFLAGS: 00010046
RAX: ffffffff819ecfb0 RBX: 0000000000000008 RCX: ffff888029618000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1ff6e19
R10: fffffbfff1ff6e19 R11: 1ffffffff1ff6e18 R12: ffff888029619788
R13: 1ffff92000000f14 R14: ffffc90000007888 R15: 0000000000000000
FS:  000055555ba8f500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9cbd127178 CR3: 000000005ce44000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
 ____bpf_probe_read_user kernel/trace/bpf_trace.c:166 [inline]
 bpf_probe_read_user+0x26/0x70 kernel/trace/bpf_trace.c:163
 bpf_prog_02073d59a3c0f06f+0x3d/0xf5c
 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
 __bpf_prog_run include/linux/filter.h:628 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
 bpf_trace_run3+0x17e/0x320 kernel/trace/bpf_trace.c:1916
 __traceiter_timer_start+0x73/0xc0 include/trace/events/timer.h:52
 trace_timer_start include/trace/events/timer.h:52 [inline]
 enqueue_timer+0x394/0x520 kernel/time/timer.c:586
 internal_add_timer kernel/time/timer.c:611 [inline]
 __mod_timer+0x8e1/0xd20 kernel/time/timer.c:1062
 dsp_cmx_send+0x1ab4/0x1b30 drivers/isdn/mISDN/dsp_cmx.c:1850
 call_timer_fn+0x16c/0x530 kernel/time/timer.c:1451
 expire_timers kernel/time/timer.c:1496 [inline]
 __run_timers+0x525/0x7c0 kernel/time/timer.c:1767
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780
 handle_softirqs+0x328/0x820 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:kmalloc_slab+0x1e/0xa0 mm/slab_common.c:752
Code: 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 41 56 53 50 48 81 ff c0 00 00 00 77 13 48 85 ff 74 4f ff cf c1 ef 03 0f b6 87 20 f3 bb 8b <eb> 1b 48 81 ff 01 20 00 00 73 5d ff cf 89 7c 24 04 b8 ff ff ff ff
RSP: 0018:ffffc9000307f298 EFLAGS: 00000203
RAX: 0000000000000004 RBX: 0000000000000000 RCX: ffff888029618000
RDX: 0000000000000000 RSI: 0000000000000cc0 RDI: 0000000000000001
RBP: 0000000000000cc0 R08: ffffffff89c000ca R09: 0000000000000001
R10: 000000003ef4632e R11: 000000005cdeef37 R12: 0000000000000000
R13: 0000000000000010 R14: 0000000000000010 R15: 0000000000000cc0
 __kmalloc_node+0x3a/0x3b0 mm/slub.c:4446
 kmalloc_node include/linux/slab.h:627 [inline]
 kvmalloc_node+0x84/0x130 mm/util.c:619
 xt_jumpstack_alloc net/netfilter/x_tables.c:1354 [inline]
 xt_replace_table+0x160/0x750 net/netfilter/x_tables.c:1393
 __do_replace+0x14a/0x9b0 net/ipv6/netfilter/ip6_tables.c:1083
 do_replace net/ipv6/netfilter/ip6_tables.c:1160 [inline]
 do_ip6t_set_ctl+0xa0d/0xd00 net/ipv6/netfilter/ip6_tables.c:1646
 nf_setsockopt+0x25f/0x280 net/netfilter/nf_sockopt.c:101
 ipv6_setsockopt+0x1cb8/0x3890 net/ipv6/ipv6_sockglue.c:1014
 tcp_setsockopt+0x21a/0x1d70 net/ipv4/tcp.c:3713
 __sys_setsockopt+0x2bf/0x3d0 net/socket.c:2203
 __do_sys_setsockopt net/socket.c:2214 [inline]
 __se_sys_setsockopt net/socket.c:2211 [inline]
 __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2211
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f9cbcf3489a
Code: ff ff ff c3 0f 1f 40 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff f7
RSP: 002b:00007ffeeb2e4d58 EFLAGS: 00000202 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007ffeeb2e4de0 RCX: 00007f9cbcf3489a
RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00000000000003b8 R09: 0079746972756365
R10: 00007f9cbd1277e0 R11: 0000000000000202 R12: 00007f9cbd127780
R13: 00007ffeeb2e4d7c R14: 0000000000000000 R15: 00007f9cbd127e40
 </TASK>
----------------
Code disassembly (best guess):
   0:	0f 0b                	ud2
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00
   c:	41 56                	push   %r14
   e:	53                   	push   %rbx
   f:	50                   	push   %rax
  10:	48 81 ff c0 00 00 00 	cmp    $0xc0,%rdi
  17:	77 13                	ja     0x2c
  19:	48 85 ff             	test   %rdi,%rdi
  1c:	74 4f                	je     0x6d
  1e:	ff cf                	dec    %edi
  20:	c1 ef 03             	shr    $0x3,%edi
  23:	0f b6 87 20 f3 bb 8b 	movzbl -0x74440ce0(%rdi),%eax
* 2a:	eb 1b                	jmp    0x47 <-- trapping instruction
  2c:	48 81 ff 01 20 00 00 	cmp    $0x2001,%rdi
  33:	73 5d                	jae    0x92
  35:	ff cf                	dec    %edi
  37:	89 7c 24 04          	mov    %edi,0x4(%rsp)
  3b:	b8 ff ff ff ff       	mov    $0xffffffff,%eax

Crashes (1782):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/28 06:36 linux-5.15.y c79648372d02 fb8f743d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/07/16 15:19 linux-5.15.y 89950c454265 124ec9cc .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/07/11 05:01 linux-5.15.y 2f693b607545 3cda49cf .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/06/17 17:57 linux-5.15.y 1c700860e8bc cfebc887 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/06/13 22:11 linux-5.15.y 1c700860e8bc 98683f8f .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/06/09 08:58 linux-5.15.y 1c700860e8bc 4826c28e .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/06/02 17:12 linux-5.15.y 98f47d0e9b8c b396b4bf .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/05/24 13:59 linux-5.15.y 98f47d0e9b8c ed351ea7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/04/29 00:02 linux-5.15.y f7347f400572 aeb6ec69 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/04/14 04:15 linux-5.15.y f7347f400572 0bd6db41 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/04/13 21:22 linux-5.15.y f7347f400572 0bd6db41 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/04/11 18:33 linux-5.15.y f7347f400572 94486846 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/03/16 07:05 linux-5.15.y 0c935c049b5c e2826670 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/03/05 06:29 linux-5.15.y c16c81c81336 c3901742 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/03/05 03:17 linux-5.15.y c16c81c81336 c3901742 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/03/03 04:49 linux-5.15.y c16c81c81336 c3901742 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/02/06 16:27 linux-5.15.y c16c81c81336 577d049b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/01/18 12:58 linux-5.15.y 4735586da88e f2cb035c .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/01/18 07:54 linux-5.15.y 4735586da88e f2cb035c .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/01/11 02:59 linux-5.15.y 4735586da88e 6dbc6a9b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/01/09 05:17 linux-5.15.y 91786f140358 f3558dbf .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2024/12/08 12:58 linux-5.15.y 0a51d2d4527b 9ac0fdc6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2024/11/25 03:26 linux-5.15.y 0a51d2d4527b 68da6d95 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2024/10/06 08:57 linux-5.15.y 3a5928702e71 d7906eff .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2023/12/17 01:57 linux-5.15.y d0fc081c6241 3222d10c .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2023/05/08 02:09 linux-5.15.y 8a7f2a5c5aa1 90c93c40 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 possible deadlock in console_lock_spinning_enable
2023/03/26 04:39 linux-5.15.y 115472395b0a fbf0499a .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 possible deadlock in console_lock_spinning_enable
2025/08/01 08:58 linux-5.15.y c79648372d02 0c075d67 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/07/21 19:25 linux-5.15.y c79648372d02 56d87229 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/07/21 18:07 linux-5.15.y c79648372d02 56d87229 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/05/31 16:39 linux-5.15.y 98f47d0e9b8c 3d2f584d .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/05/28 07:52 linux-5.15.y 98f47d0e9b8c 874a1386 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/05/14 02:35 linux-5.15.y 3b8db0e4f263 7344edeb .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/04/27 19:26 linux-5.15.y f7347f400572 c6b4fb39 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/04/22 19:08 linux-5.15.y f7347f400572 2a20f901 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/03/23 18:02 linux-5.15.y 0c935c049b5c 4e8d3850 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/03/17 00:58 linux-5.15.y 0c935c049b5c e2826670 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/03/06 08:35 linux-5.15.y c16c81c81336 831e3629 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/01/28 23:30 linux-5.15.y 003148680b79 f5427d7c .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/01/24 23:06 linux-5.15.y 003148680b79 1293872d .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/01/07 16:48 linux-5.15.y 91786f140358 f3558dbf .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/01/04 11:51 linux-5.15.y 91786f140358 f3558dbf .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2024/11/21 21:22 linux-5.15.y 0a51d2d4527b 4b25d554 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/20 19:55 linux-5.15.y c79648372d02 0b9605c8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/20 08:53 linux-5.15.y c79648372d02 79512909 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/19 23:41 linux-5.15.y c79648372d02 254a27c1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/19 21:37 linux-5.15.y c79648372d02 254a27c1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/19 16:53 linux-5.15.y c79648372d02 254a27c1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/19 01:24 linux-5.15.y c79648372d02 523f460e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/17 22:14 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/17 17:06 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/17 15:35 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/17 12:42 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/17 11:07 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/17 02:02 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/16 18:56 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/16 16:40 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/16 11:28 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/16 04:29 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/15 17:15 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/15 05:15 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/15 02:50 linux-5.15.y c79648372d02 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/14 13:38 linux-5.15.y c79648372d02 5d8c2ac2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/14 03:27 linux-5.15.y c79648372d02 22ec1469 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/14 01:06 linux-5.15.y c79648372d02 22ec1469 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/13 16:38 linux-5.15.y c79648372d02 22ec1469 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/13 13:50 linux-5.15.y c79648372d02 22ec1469 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/13 02:20 linux-5.15.y c79648372d02 22ec1469 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/12 21:52 linux-5.15.y c79648372d02 22ec1469 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/12 10:13 linux-5.15.y c79648372d02 c06e8995 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/12 04:19 linux-5.15.y c79648372d02 c06e8995 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/11 18:55 linux-5.15.y c79648372d02 c06e8995 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/11 14:11 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/11 12:32 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/11 05:58 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/11 04:18 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/11 02:48 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/10 23:22 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/10 10:04 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/10 02:11 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/10 01:10 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/09 12:26 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/08 19:00 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/08 14:25 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/07 05:49 linux-5.15.y c79648372d02 9a42d6b1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/08/05 06:41 linux-5.15.y c79648372d02 f5bcc8dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf possible deadlock in console_lock_spinning_enable
2025/08/05 01:44 linux-5.15.y c79648372d02 f5bcc8dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan possible deadlock in console_lock_spinning_enable
2025/07/25 14:22 linux-5.15.y c79648372d02 fb8f743d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 possible deadlock in console_lock_spinning_enable
2023/03/26 04:22 linux-5.15.y 115472395b0a fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 possible deadlock in console_lock_spinning_enable
* Struck through repros no longer work on HEAD.