------------[ cut here ]------------
WARNING: CPU: 0 PID: 5384 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 5384 Comm: syz-executor.6 Not tainted 6.0.0-rc7-next-20220929 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:event_filter_match+0x422/0x660
Code: 00 00 00 e9 7c fc ff ff e8 7b 33 f1 ff 65 8b 2d 60 9c ad 7e 31 ff 89 ee e8 1b 30 f1 ff 85 ed 0f 84 ef 00 00 00 e8 5e 33 f1 ff <0f> 0b eb 9f e8 d5 a1 23 00 e9 17 fc ff ff e8 4b 33 f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff88801db00000 RCX: 0000000000000000
RDX: ffff88800a105040 RSI: ffffffff8154d972 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88801db00220
R13: 0000000000000000 R14: ffff88801db000a8 R15: ffff88801db00220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555580ac58 CR3: 000000003fc36000 CR4: 0000000000350ef0
Call Trace:
merge_sched_in+0x107/0x1110
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x75/0x80
ctx_resched+0x1ce/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:_raw_spin_unlock_irqrestore+0x2e/0x60
Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 6a ff 02 fd 48 89 ef e8 d2 74 03 fd 80 e7 02 74 06 e8 48 c8 25 fd fb bf 01 00 00 00 1d 19 f9 fc 65 8b 05 a6 51 db 7b 85 c0 74 07 5b 5d e9 5b 1e 39
RSP: 0018:ffff888041bc77b0 EFLAGS: 00000206
RAX: 0000000000001653 RBX: 0000000000000202 RCX: ffffffff81297e8f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffff88803ffa5290 R08: 0000000000000001 R09: ffffffff86cd37ef
R10: fffffbfff0d9a6fd R11: 0000000000000001 R12: ffff88803ffa5320
R13: ffff88803ffa52d0 R14: ffff8880176ae200 R15: ffff88800843c140
__delete_object+0xb3/0x100
kmem_cache_free+0xbd/0x610
__put_anon_vma+0x110/0x390
unlink_anon_vmas+0x4a7/0x710
free_pgtables+0x24d/0x420
exit_mmap+0x1b4/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
get_signal+0x2195/0x22d0
arch_do_signal_or_restart+0x89/0x1be0
exit_to_user_mode_prepare+0x131/0x1a0
irqentry_exit_to_user_mode+0x5/0x30
asm_sysvec_apic_timer_interrupt+0x16/0x20
RIP: 0033:0x7f7f0af1b9ac
Code: Unable to access opcode bytes at 0x7f7f0af1b982.
RSP: 002b:00007ffd3876a510 EFLAGS: 00000212
RAX: 00007f7f0ada8168 RBX: 00007f7f0ad9ea80 RCX: ffffffff819ea615
RDX: ffffffff819ea4c6 RSI: 00007f7f0ad9ea88 RDI: ffffffff8336d3e4
RBP: 00007f7f0ad6fe08 R08: 00007f7f0ade0d78 R09: 0000001b2df24c1c
R10: 00000000000007a7 R11: 00000000fc81e7a8 R12: 00007f7f0ad6fe00
R13: 00007f7f0ad9ea80 R14: 00007f7f0ad6fdf8 R15: 000000000000001c
irq event stamp: 5716
hardirqs last enabled at (5715): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (5716): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (5554): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (5545): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5384 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 5384 Comm: syz-executor.6 Tainted: G W 6.0.0-rc7-next-20220929 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:merge_sched_in+0xadb/0x1110
Code: ff ff e8 08 0e ef ff 65 8b 05 ed 76 ab 7e 31 ff 89 c6 89 04 24 e8 a5 0a ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 e5 0d ef ff <0f> 0b e9 c4 fb ff ff e8 d9 0d ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff88806ce3f200 RCX: 0000000000000000
RDX: ffff88800a105040 RSI: ffffffff8156feeb RDI: 0000000000000005
RBP: ffff88801db00000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88806ce3f200
R13: 0000000000000001 R14: ffff88801db000a8 R15: ffff88801db00220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555580ac58 CR3: 000000003fc36000 CR4: 0000000000350ef0
Call Trace:
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x75/0x80
ctx_resched+0x1ce/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:_raw_spin_unlock_irqrestore+0x2e/0x60
Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 6a ff 02 fd 48 89 ef e8 d2 74 03 fd 80 e7 02 74 06 e8 48 c8 25 fd fb bf 01 00 00 00 1d 19 f9 fc 65 8b 05 a6 51 db 7b 85 c0 74 07 5b 5d e9 5b 1e 39
RSP: 0018:ffff888041bc77b0 EFLAGS: 00000206
RAX: 0000000000001653 RBX: 0000000000000202 RCX: ffffffff81297e8f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffff88803ffa5290 R08: 0000000000000001 R09: ffffffff86cd37ef
R10: fffffbfff0d9a6fd R11: 0000000000000001 R12: ffff88803ffa5320
R13: ffff88803ffa52d0 R14: ffff8880176ae200 R15: ffff88800843c140
__delete_object+0xb3/0x100
kmem_cache_free+0xbd/0x610
__put_anon_vma+0x110/0x390
unlink_anon_vmas+0x4a7/0x710
free_pgtables+0x24d/0x420
exit_mmap+0x1b4/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
get_signal+0x2195/0x22d0
arch_do_signal_or_restart+0x89/0x1be0
exit_to_user_mode_prepare+0x131/0x1a0
irqentry_exit_to_user_mode+0x5/0x30
asm_sysvec_apic_timer_interrupt+0x16/0x20
RIP: 0033:0x7f7f0af1b9ac
Code: Unable to access opcode bytes at 0x7f7f0af1b982.
RSP: 002b:00007ffd3876a510 EFLAGS: 00000212
RAX: 00007f7f0ada8168 RBX: 00007f7f0ad9ea80 RCX: ffffffff819ea615
RDX: ffffffff819ea4c6 RSI: 00007f7f0ad9ea88 RDI: ffffffff8336d3e4
RBP: 00007f7f0ad6fe08 R08: 00007f7f0ade0d78 R09: 0000001b2df24c1c
R10: 00000000000007a7 R11: 00000000fc81e7a8 R12: 00007f7f0ad6fe00
R13: 00007f7f0ad9ea80 R14: 00007f7f0ad6fdf8 R15: 000000000000001c
irq event stamp: 5716
hardirqs last enabled at (5715): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (5716): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (5554): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (5545): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
INFO: task rcu_gp:3 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:rcu_gp state:I stack:30328 pid:3 ppid:2 flags:0x00004000
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
rescuer_thread+0x851/0xdb0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task rcu_par_gp:4 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:rcu_par_gp state:I stack:30944 pid:4 ppid:2 flags:0x00004000
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
rescuer_thread+0x851/0xdb0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task slub_flushwq:5 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:slub_flushwq state:I stack:30944 pid:5 ppid:2 flags:0x00004000
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
rescuer_thread+0x851/0xdb0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task netns:6 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:netns state:I stack:30944 pid:6 ppid:2 flags:0x00004000
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
rescuer_thread+0x851/0xdb0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task kworker/0:0:7 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:0 state:I stack:29592 pid:7 ppid:2 flags:0x00004000
Workqueue: 0x0 (ata_sff)
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
worker_thread+0x15f/0x1260
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task kworker/0:0H:8 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:0H state:I stack:29256 pid:8 ppid:2 flags:0x00004000
Workqueue: 0x0 (kblockd)
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
worker_thread+0x15f/0x1260
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task mm_percpu_wq:10 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:mm_percpu_wq state:I stack:30944 pid:10 ppid:2 flags:0x00004000
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
rescuer_thread+0x851/0xdb0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task rcu_tasks_kthre:11 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:rcu_tasks_kthre state:I stack:29272 pid:11 ppid:2 flags:0x00004000
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
rcu_tasks_one_gp+0x3db/0xc10
rcu_tasks_kthread+0x80/0xa0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task kworker/1:0H:21 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:0H state:I stack:29760 pid:21 ppid:2 flags:0x00004000
Workqueue: 0x0 (events_highpri)
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
worker_thread+0x15f/0x1260
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
INFO: task inet_frag_wq:23 blocked for more than 143 seconds.
Tainted: G W 6.0.0-rc7-next-20220929 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:inet_frag_wq state:I stack:30704 pid:23 ppid:2 flags:0x00004000
Call Trace:
__schedule+0x893/0x2470
schedule+0xda/0x1b0
rescuer_thread+0x851/0xdb0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/11:
#0: ffffffff85406890 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc10
1 lock held by khungtaskd/25:
#0: ffffffff85407360 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260
1 lock held by in:imklog/198:
2 locks held by rs:main Q:Reg/200:
1 lock held by syz-executor.7/295:
1 lock held by syz-executor.6/5384:
2 locks held by syz-executor.5/5417:
=============================================
----------------
Code disassembly (best guess):
0: 48 83 c7 18 add $0x18,%rdi
4: 53 push %rbx
5: 48 89 f3 mov %rsi,%rbx
8: 48 8b 74 24 10 mov 0x10(%rsp),%rsi
d: e8 6a ff 02 fd callq 0xfd02ff7c
12: 48 89 ef mov %rbp,%rdi
15: e8 d2 74 03 fd callq 0xfd0374ec
1a: 80 e7 02 and $0x2,%bh
1d: 74 06 je 0x25
1f: e8 48 c8 25 fd callq 0xfd25c86c
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 1d 19 f9 fc callq 0xfcf9194c <-- trapping instruction
2f: 65 8b 05 a6 51 db 7b mov %gs:0x7bdb51a6(%rip),%eax # 0x7bdb51dc
36: 85 c0 test %eax,%eax
38: 74 07 je 0x41
3a: 5b pop %rbx
3b: 5d pop %rbp
3c: e9 .byte 0xe9
3d: 5b pop %rbx
3e: 1e (bad)
3f: 39 .byte 0x39