WARNING in rcu_check_gp_start_stall
------------[ cut here ]------------
WARNING: CPU: 0 PID: 145 at kernel/rcu/tree_stall.h:990 rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 kernel/rcu/tree_stall.h:990
Modules linked in:
CPU: 0 PID: 145 Comm: kworker/u4:5 Not tainted 6.7.0-rc4-next-20231211-syzkaller-06992-gbbd220ce4e29 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 kernel/rcu/tree_stall.h:990
Code: 88 5d 01 00 00 be 04 00 00 00 48 c7 c7 80 2b a1 92 e8 30 48 6e 00 b8 01 00 00 00 87 05 45 8d 2f 11 85 c0 0f 85 39 01 00 00 90 <0f> 0b 90 48 81 fd c0 69 1b 8d 48 c7 c3 18 ca 39 8f 74 5a 48 b8 00
RSP: 0018:ffffc90000007df0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000002904 RCX: ffffffff81719e30
RDX: fffffbfff2542570 RSI: 0000000000000004 RDI: ffffffff92a12b80
RBP: ffffffff8d1b69c0 R08: 0000000000000001 R09: fffffbfff2542570
R10: 0000000000000003 R11: 0000000000000005 R12: 1ffffffff19c1e40
R13: 0000000000000246 R14: ffffffff8d1b69c0 R15: ffff8880b983d612
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fee754c35c0 CR3: 000000000cf78000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rcu_check_gp_start_stall kernel/rcu/tree_stall.h:953 [inline]
rcu_core+0x4f2/0x16b0 kernel/rcu/tree.c:2428
__do_softirq+0x216/0x8d5 kernel/softirq.c:553
invoke_softirq kernel/softirq.c:427 [inline]
__irq_exit_rcu kernel/softirq.c:632 [inline]
irq_exit_rcu+0xb5/0x120 kernel/softirq.c:644
sysvec_apic_timer_interrupt+0x95/0xb0 arch/x86/kernel/apic/apic.c:1076
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:csd_lock_wait kernel/smp.c:311 [inline]
RIP: 0010:smp_call_function_many_cond+0x4f6/0x1570 kernel/smp.c:855
Code: f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 7e c7 0b 00 f3 90 41 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 44 0e 00 00 <8b> 43 08 31 ff 83 e0 01 41 89 c5 89 c6 e8 c8 c2 0b 00 45 85 ed 75
RSP: 0018:ffffc90002e6f920 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff8880b9941a60 RCX: ffffffff817c5a68
RDX: ffff888019743b80 RSI: ffffffff817c5a42 RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000006 R12: ffffed101732834d
R13: 0000000000000001 R14: ffff8880b9941a68 R15: ffff8880b983d8c0
on_each_cpu_cond_mask+0x40/0x90 kernel/smp.c:1023
on_each_cpu include/linux/smp.h:71 [inline]
text_poke_sync arch/x86/kernel/alternative.c:2007 [inline]
text_poke_bp_batch+0x22b/0x750 arch/x86/kernel/alternative.c:2217
text_poke_flush arch/x86/kernel/alternative.c:2408 [inline]
text_poke_flush arch/x86/kernel/alternative.c:2405 [inline]
text_poke_finish+0x30/0x40 arch/x86/kernel/alternative.c:2415
arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146
jump_label_update+0x1d7/0x400 kernel/jump_label.c:829
static_key_enable_cpuslocked+0x1b7/0x270 kernel/jump_label.c:205
static_key_enable+0x1a/0x20 kernel/jump_label.c:218
toggle_allocation_gate mm/kfence/core.c:826 [inline]
toggle_allocation_gate+0xf4/0x250 mm/kfence/core.c:818
process_one_work+0x8a4/0x15f0 kernel/workqueue.c:2633
process_scheduled_works kernel/workqueue.c:2706 [inline]
worker_thread+0x8b6/0x1290 kernel/workqueue.c:2787
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
----------------
Code disassembly (best guess):
0: f4 hlt
1: 4c 89 f5 mov %r14,%rbp
4: 49 c1 ec 03 shr $0x3,%r12
8: 83 e5 07 and $0x7,%ebp
b: 49 01 c4 add %rax,%r12
e: 83 c5 03 add $0x3,%ebp
11: e8 7e c7 0b 00 call 0xbc794
16: f3 90 pause
18: 41 0f b6 04 24 movzbl (%r12),%eax
1d: 40 38 c5 cmp %al,%bpl
20: 7c 08 jl 0x2a
22: 84 c0 test %al,%al
24: 0f 85 44 0e 00 00 jne 0xe6e
* 2a: 8b 43 08 mov 0x8(%rbx),%eax <-- trapping instruction
2d: 31 ff xor %edi,%edi
2f: 83 e0 01 and $0x1,%eax
32: 41 89 c5 mov %eax,%r13d
35: 89 c6 mov %eax,%esi
37: e8 c8 c2 0b 00 call 0xbc304
3c: 45 85 ed test %r13d,%r13d
3f: 75 .byte 0x75
Warning: Permanently added '10.128.0.7' (ED25519) to the list of known hosts.
2023/12/11 08:36:43 fuzzer started
2023/12/11 08:36:44 connecting to host at 10.128.0.169:39835
2023/12/11 08:36:44 checking machine...
2023/12/11 08:36:44 checking revisions...
2023/12/11 08:36:44 testing simple program...
[ 76.291834][ T5062] cgroup: Unknown subsys name 'net'
[ 76.431906][ T5062] cgroup: Unknown subsys name 'rlimit'
[ 76.769705][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 76.778618][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 76.786878][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 76.795329][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 76.803725][ T51] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 76.811311][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 76.994777][ T5065] chnl_net:caif_netlink_parms(): no params data found
[ 77.079643][ T5065] bridge0: port 1(bridge_slave_0) entered blocking state
[ 77.087013][ T5065] bridge0: port 1(bridge_slave_0) entered disabled state
[ 77.094749][ T5065] bridge_slave_0: entered allmulticast mode
[ 77.102521][ T5065] bridge_slave_0: entered promiscuous mode
[ 77.112441][ T5065] bridge0: port 2(bridge_slave_1) entered blocking state
[ 77.119649][ T5065] bridge0: port 2(bridge_slave_1) entered disabled state
[ 77.126894][ T5065] bridge_slave_1: entered allmulticast mode
[ 77.134342][ T5065] bridge_slave_1: entered promiscuous mode
[ 77.170881][ T5065] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 77.184334][ T5065] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 77.224108][ T5065] team0: Port device team_slave_0 added
[ 77.233123][ T5065] team0: Port device team_slave_1 added
[ 77.266171][ T5065] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 77.273262][ T5065] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 77.299477][ T5065] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 77.313149][ T5065] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 77.320258][ T5065] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 77.347000][ T5065] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 77.397447][ T5065] hsr_slave_0: entered promiscuous mode
[ 77.404347][ T5065] hsr_slave_1: entered promiscuous mode
[ 77.569203][ T5065] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 77.586678][ T5065] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 77.600184][ T5065] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 77.612081][ T5065] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 77.648905][ T5065] bridge0: port 2(bridge_slave_1) entered blocking state
[ 77.656384][ T5065] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 77.665283][ T5065] bridge0: port 1(bridge_slave_0) entered blocking state
[ 77.672750][ T5065] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 77.754689][ T5065] 8021q: adding VLAN 0 to HW filter on device bond0
[ 77.775825][ T23] bridge0: port 1(bridge_slave_0) entered disabled state
[ 77.784906][ T23] bridge0: port 2(bridge_slave_1) entered disabled state
[ 195.260289][ C0] ------------[ cut here ]------------
[ 195.266735][ C0] WARNING: CPU: 0 PID: 145 at kernel/rcu/tree_stall.h:990 rcu_check_gp_start_stall.part.0+0x1c4/0x4b0
[ 195.277753][ C0] Modules linked in:
[ 195.281669][ C0] CPU: 0 PID: 145 Comm: kworker/u4:5 Not tainted 6.7.0-rc4-next-20231211-syzkaller-06992-gbbd220ce4e29 #0
[ 195.293229][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[ 195.303298][ C0] Workqueue: events_unbound toggle_allocation_gate
[ 195.309846][ C0] RIP: 0010:rcu_check_gp_start_stall.part.0+0x1c4/0x4b0
[ 195.316912][ C0] Code: 88 5d 01 00 00 be 04 00 00 00 48 c7 c7 80 2b a1 92 e8 30 48 6e 00 b8 01 00 00 00 87 05 45 8d 2f 11 85 c0 0f 85 39 01 00 00 90 <0f> 0b 90 48 81 fd c0 69 1b 8d 48 c7 c3 18 ca 39 8f 74 5a 48 b8 00
[ 195.336626][ C0] RSP: 0018:ffffc90000007df0 EFLAGS: 00010046
[ 195.342716][ C0] RAX: 0000000000000000 RBX: 0000000000002904 RCX: ffffffff81719e30
[ 195.350967][ C0] RDX: fffffbfff2542570 RSI: 0000000000000004 RDI: ffffffff92a12b80
[ 195.358955][ C0] RBP: ffffffff8d1b69c0 R08: 0000000000000001 R09: fffffbfff2542570
[ 195.367237][ C0] R10: 0000000000000003 R11: 0000000000000005 R12: 1ffffffff19c1e40
[ 195.375324][ C0] R13: 0000000000000246 R14: ffffffff8d1b69c0 R15: ffff8880b983d612
[ 195.383582][ C0] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 195.392553][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 195.399155][ C0] CR2: 00007fee754c35c0 CR3: 000000000cf78000 CR4: 00000000003506f0
[ 195.407177][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 195.415164][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 195.423151][ C0] Call Trace:
[ 195.426445][ C0]
[ 195.429305][ C0] ? show_regs+0x8e/0xa0
[ 195.433589][ C0] ? __warn+0xe5/0x390
[ 195.437696][ C0] ? rcu_check_gp_start_stall.part.0+0x1c4/0x4b0
[ 195.444076][ C0] ? report_bug+0x3bc/0x580
[ 195.448623][ C0] ? handle_bug+0x3d/0x70
[ 195.453071][ C0] ? exc_invalid_op+0x17/0x40
[ 195.457792][ C0] ? asm_exc_invalid_op+0x1a/0x20
[ 195.462854][ C0] ? rcu_check_gp_start_stall.part.0+0x1b0/0x4b0
[ 195.469330][ C0] ? rcu_check_gp_start_stall.part.0+0x1c4/0x4b0
[ 195.475722][ C0] rcu_core+0x4f2/0x16b0
[ 195.480017][ C0] ? pick_next_task_fair+0x1200/0x1200
[ 195.485516][ C0] ? rcutree_report_cpu_dead+0x4c0/0x4c0
[ 195.491210][ C0] __do_softirq+0x216/0x8d5
[ 195.495756][ C0] ? __lock_text_end+0x3/0x3
[ 195.500379][ C0] irq_exit_rcu+0xb5/0x120
[ 195.504823][ C0] sysvec_apic_timer_interrupt+0x95/0xb0
[ 195.510503][ C0]
[ 195.513444][ C0]
[ 195.516389][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 195.522398][ C0] RIP: 0010:smp_call_function_many_cond+0x4f6/0x1570
[ 195.529140][ C0] Code: f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 7e c7 0b 00 f3 90 41 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 44 0e 00 00 <8b> 43 08 31 ff 83 e0 01 41 89 c5 89 c6 e8 c8 c2 0b 00 45 85 ed 75
[ 195.548774][ C0] RSP: 0018:ffffc90002e6f920 EFLAGS: 00000246
[ 195.554867][ C0] RAX: 0000000000000000 RBX: ffff8880b9941a60 RCX: ffffffff817c5a68
[ 195.562858][ C0] RDX: ffff888019743b80 RSI: ffffffff817c5a42 RDI: 0000000000000005
[ 195.570889][ C0] RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
[ 195.578875][ C0] R10: 0000000000000001 R11: 0000000000000006 R12: ffffed101732834d
[ 195.586864][ C0] R13: 0000000000000001 R14: ffff8880b9941a68 R15: ffff8880b983d8c0
[ 195.594862][ C0] ? smp_call_function_many_cond+0x508/0x1570
[ 195.600967][ C0] ? smp_call_function_many_cond+0x4e2/0x1570
[ 195.607075][ C0] ? __text_poke+0xca0/0xca0
[ 195.611696][ C0] ? kmem_cache_alloc_bulk+0x1b5/0x940
[ 195.617239][ C0] ? generic_smp_call_function_single_interrupt+0x20/0x20
[ 195.624388][ C0] ? optimize_nops+0x1a0/0x1a0
[ 195.629361][ C0] ? __text_poke+0xca0/0xca0
[ 195.634148][ C0] on_each_cpu_cond_mask+0x40/0x90
[ 195.639293][ C0] text_poke_bp_batch+0x22b/0x750
[ 195.644436][ C0] ? arch_jump_label_transform_apply+0x17/0x30
[ 195.650728][ C0] ? alternatives_enable_smp+0x400/0x400
[ 195.656392][ C0] ? __jump_label_patch+0x1db/0x400
[ 195.661633][ C0] ? text_poke_queue+0xef/0x180
[ 195.666600][ C0] ? arch_jump_label_transform_queue+0xc0/0x110
[ 195.672887][ C0] text_poke_finish+0x30/0x40
[ 195.677590][ C0] arch_jump_label_transform_apply+0x1c/0x30
[ 195.683608][ C0] jump_label_update+0x1d7/0x400
[ 195.688600][ C0] static_key_enable_cpuslocked+0x1b7/0x270
[ 195.694556][ C0] static_key_enable+0x1a/0x20
[ 195.699405][ C0] toggle_allocation_gate+0xf4/0x250
[ 195.704755][ C0] ? wake_up_kfence_timer+0x30/0x30
[ 195.710011][ C0] process_one_work+0x8a4/0x15f0
[ 195.715004][ C0] ? batadv_nc_process_nc_paths.part.0+0x3e0/0x3e0
[ 195.721544][ C0] ? workqueue_congested+0x300/0x300
[ 195.726879][ C0] ? assign_work+0x1a0/0x250
[ 195.731503][ C0] worker_thread+0x8b6/0x1290
[ 195.736234][ C0] ? process_one_work+0x15f0/0x15f0
[ 195.741470][ C0] kthread+0x2c1/0x3a0
[ 195.745566][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 195.750791][ C0] ? kthread_complete_and_exit+0x40/0x40
[ 195.756458][ C0] ret_from_fork+0x45/0x80
[ 195.760935][ C0] ? kthread_complete_and_exit+0x40/0x40
[ 195.766627][ C0] ret_from_fork_asm+0x11/0x20
[ 195.771461][ C0]
[ 195.774510][ C0] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 195.781815][ C0] CPU: 0 PID: 145 Comm: kworker/u4:5 Not tainted 6.7.0-rc4-next-20231211-syzkaller-06992-gbbd220ce4e29 #0
[ 195.793117][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[ 195.803196][ C0] Workqueue: events_unbound toggle_allocation_gate
[ 195.809740][ C0] Call Trace:
[ 195.813039][ C0]
[ 195.815903][ C0] dump_stack_lvl+0xd9/0x1b0
[ 195.820531][ C0] panic+0x6dc/0x790
[ 195.824461][ C0] ? panic_smp_self_stop+0xa0/0xa0
[ 195.829770][ C0] ? show_trace_log_lvl+0x363/0x4f0
[ 195.835244][ C0] ? check_panic_on_warn+0x1f/0xb0
[ 195.840421][ C0] ? rcu_check_gp_start_stall.part.0+0x1c4/0x4b0
[ 195.846792][ C0] check_panic_on_warn+0xab/0xb0
[ 195.851804][ C0] __warn+0xf1/0x390
[ 195.855758][ C0] ? rcu_check_gp_start_stall.part.0+0x1c4/0x4b0
[ 195.862155][ C0] report_bug+0x3bc/0x580
[ 195.866541][ C0] handle_bug+0x3d/0x70
[ 195.870779][ C0] exc_invalid_op+0x17/0x40
[ 195.875334][ C0] asm_exc_invalid_op+0x1a/0x20
[ 195.880225][ C0] RIP: 0010:rcu_check_gp_start_stall.part.0+0x1c4/0x4b0
[ 195.887216][ C0] Code: 88 5d 01 00 00 be 04 00 00 00 48 c7 c7 80 2b a1 92 e8 30 48 6e 00 b8 01 00 00 00 87 05 45 8d 2f 11 85 c0 0f 85 39 01 00 00 90 <0f> 0b 90 48 81 fd c0 69 1b 8d 48 c7 c3 18 ca 39 8f 74 5a 48 b8 00
[ 195.906887][ C0] RSP: 0018:ffffc90000007df0 EFLAGS: 00010046
[ 195.912990][ C0] RAX: 0000000000000000 RBX: 0000000000002904 RCX: ffffffff81719e30
[ 195.921167][ C0] RDX: fffffbfff2542570 RSI: 0000000000000004 RDI: ffffffff92a12b80
[ 195.929157][ C0] RBP: ffffffff8d1b69c0 R08: 0000000000000001 R09: fffffbfff2542570
[ 195.937142][ C0] R10: 0000000000000003 R11: 0000000000000005 R12: 1ffffffff19c1e40
[ 195.945129][ C0] R13: 0000000000000246 R14: ffffffff8d1b69c0 R15: ffff8880b983d612
[ 195.953184][ C0] ? rcu_check_gp_start_stall.part.0+0x1b0/0x4b0
[ 195.959591][ C0] rcu_core+0x4f2/0x16b0
[ 195.963893][ C0] ? pick_next_task_fair+0x1200/0x1200
[ 195.969402][ C0] ? rcutree_report_cpu_dead+0x4c0/0x4c0
[ 195.975119][ C0] __do_softirq+0x216/0x8d5
[ 195.979701][ C0] ? __lock_text_end+0x3/0x3
[ 195.984367][ C0] irq_exit_rcu+0xb5/0x120
[ 195.988845][ C0] sysvec_apic_timer_interrupt+0x95/0xb0
[ 195.994541][ C0]
[ 195.997490][ C0]
[ 196.000435][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 196.006479][ C0] RIP: 0010:smp_call_function_many_cond+0x4f6/0x1570
[ 196.013208][ C0] Code: f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 7e c7 0b 00 f3 90 41 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 44 0e 00 00 <8b> 43 08 31 ff 83 e0 01 41 89 c5 89 c6 e8 c8 c2 0b 00 45 85 ed 75
[ 196.032857][ C0] RSP: 0018:ffffc90002e6f920 EFLAGS: 00000246
[ 196.038974][ C0] RAX: 0000000000000000 RBX: ffff8880b9941a60 RCX: ffffffff817c5a68
[ 196.046996][ C0] RDX: ffff888019743b80 RSI: ffffffff817c5a42 RDI: 0000000000000005
[ 196.055073][ C0] RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
[ 196.063360][ C0] R10: 0000000000000001 R11: 0000000000000006 R12: ffffed101732834d
[ 196.071432][ C0] R13: 0000000000000001 R14: ffff8880b9941a68 R15: ffff8880b983d8c0
[ 196.079437][ C0] ? smp_call_function_many_cond+0x508/0x1570
[ 196.085536][ C0] ? smp_call_function_many_cond+0x4e2/0x1570
[ 196.091756][ C0] ? __text_poke+0xca0/0xca0
[ 196.096370][ C0] ? kmem_cache_alloc_bulk+0x1b5/0x940
[ 196.101871][ C0] ? generic_smp_call_function_single_interrupt+0x20/0x20
[ 196.109013][ C0] ? optimize_nops+0x1a0/0x1a0
[ 196.113893][ C0] ? __text_poke+0xca0/0xca0
[ 196.118504][ C0] on_each_cpu_cond_mask+0x40/0x90
[ 196.123680][ C0] text_poke_bp_batch+0x22b/0x750
[ 196.128734][ C0] ? arch_jump_label_transform_apply+0x17/0x30
[ 196.134925][ C0] ? alternatives_enable_smp+0x400/0x400
[ 196.140583][ C0] ? __jump_label_patch+0x1db/0x400
[ 196.145814][ C0] ? text_poke_queue+0xef/0x180
[ 196.150695][ C0] ? arch_jump_label_transform_queue+0xc0/0x110
[ 196.156978][ C0] text_poke_finish+0x30/0x40
[ 196.161686][ C0] arch_jump_label_transform_apply+0x1c/0x30
[ 196.167910][ C0] jump_label_update+0x1d7/0x400
[ 196.172915][ C0] static_key_enable_cpuslocked+0x1b7/0x270
[ 196.178844][ C0] static_key_enable+0x1a/0x20
[ 196.183639][ C0] toggle_allocation_gate+0xf4/0x250
[ 196.188955][ C0] ? wake_up_kfence_timer+0x30/0x30
[ 196.194236][ C0] process_one_work+0x8a4/0x15f0
[ 196.199247][ C0] ? batadv_nc_process_nc_paths.part.0+0x3e0/0x3e0
[ 196.205804][ C0] ? workqueue_congested+0x300/0x300
[ 196.211149][ C0] ? assign_work+0x1a0/0x250
[ 196.215779][ C0] worker_thread+0x8b6/0x1290
[ 196.220514][ C0] ? process_one_work+0x15f0/0x15f0
[ 196.225754][ C0] kthread+0x2c1/0x3a0
[ 196.229850][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 196.235091][ C0] ? kthread_complete_and_exit+0x40/0x40
[ 196.240761][ C0] ret_from_fork+0x45/0x80
[ 196.245209][ C0] ? kthread_complete_and_exit+0x40/0x40
[ 196.250877][ C0] ret_from_fork_asm+0x11/0x20
[ 196.255691][ C0]
[ 197.370973][ C0] Shutting down cpus with NMI
[ 197.376014][ C0] Kernel Offset: disabled
[ 197.380627][ C0] Rebooting in 86400 seconds..
syzkaller build log:
go env (err=)
GO111MODULE="auto"
GOARCH="amd64"
GOBIN=""
GOCACHE="/syzkaller/.cache/go-build"
GOENV="/syzkaller/.config/go/env"
GOEXE=""
GOEXPERIMENT=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOINSECURE=""
GOMODCACHE="/syzkaller/jobs-2/linux/gopath/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="linux"
GOPATH="/syzkaller/jobs-2/linux/gopath"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/usr/local/go"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64"
GOVCS=""
GOVERSION="go1.20.1"
GCCGO="gccgo"
GOAMD64="v1"
AR="ar"
CC="gcc"
CXX="g++"
CGO_ENABLED="1"
GOMOD="/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod"
GOWORK=""
CGO_CFLAGS="-O2 -g"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-O2 -g"
CGO_FFLAGS="-O2 -g"
CGO_LDFLAGS="-O2 -g"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build1232417818=/tmp/go-build -gno-record-gcc-switches"
git status (err=)
HEAD detached at b59188308
nothing to commit, working tree clean
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:32: run command via tools/syz-env for best compatibility, see:
Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=b591883083486fa625ad707452e97a9a8f282a64 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230503-140025'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=b591883083486fa625ad707452e97a9a8f282a64 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230503-140025'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=b591883083486fa625ad707452e97a9a8f282a64 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230503-140025'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress
mkdir -p ./bin/linux_amd64
gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \
-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"b591883083486fa625ad707452e97a9a8f282a64\"