syz-executor.2 calls setitimer() with new_value NULL pointer. Misfeature support will be removed
loop7: detected capacity change from 0 to 264192
------------[ cut here ]------------
WARNING: CPU: 1 PID: 5834 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 1 PID: 5834 Comm: syz-executor.0 Not tainted 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 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 20 8d 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 25 9f 23 00 e9 17 fc ff ff e8 4b 33 f1 ff 48 8d 7b
RSP: 0018:ffff8880304ef700 EFLAGS: 00010012
RAX: 0000000040000000 RBX: ffff888008660000 RCX: 0000000000000000
RDX: ffff88800d970000 RSI: ffffffff8154e8b2 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b605b R12: ffff888008660220
R13: 0000000000000000 R14: ffff8880086600a8 R15: ffff888008660220
FS: 0000555556d64400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32920000 CR3: 000000003daae000 CR4: 0000000000350ee0
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+0x58/0x80
__perf_event_task_sched_in+0x408/0x6e0
finish_task_switch.isra.0+0x46d/0x8a0
__schedule+0x89b/0x2470
schedule+0xda/0x1b0
futex_wait_queue+0xf5/0x1e0
futex_wait+0x28e/0x690
do_futex+0x2ff/0x380
__x64_sys_futex+0x1c6/0x4d0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fdd2d5e1b19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc18b1b698 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000032 RCX: 00007fdd2d5e1b19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fdd2d6f4f6c
RBP: 00007fdd2d6f4f6c R08: 00007ffc18b70080 R09: 0000000000000000
R10: 00007ffc18b1b770 R11: 0000000000000246 R12: 000000000002b993
R13: 00000000000003e8 R14: 00007fdd2d6f4f60 R15: 000000000002b979
irq event stamp: 2394
hardirqs last enabled at (2393): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (2394): [] __schedule+0x1225/0x2470
softirqs last enabled at (2008): [] fpu_clone+0x3c2/0xb00
softirqs last disabled at (2006): [] fpu_clone+0x335/0xb00
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 5834 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 1 PID: 5834 Comm: syz-executor.0 Tainted: G W 6.0.0-next-20221005 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:merge_sched_in+0xadb/0x1110
Code: ff ff e8 08 0e ef ff 65 8b 05 ad 67 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:ffff8880304ef740 EFLAGS: 00010012
RAX: 0000000040000000 RBX: ffff88806cf3d2c0 RCX: 0000000000000000
RDX: ffff88800d970000 RSI: ffffffff81570e2b RDI: 0000000000000005
RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b605b R12: ffff8880087cd800
R13: ffff88806cf00000 R14: ffff8880086600a8 R15: ffff888008660220
FS: 0000555556d64400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32920000 CR3: 000000003daae000 CR4: 0000000000350ee0
Call Trace:
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x58/0x80
__perf_event_task_sched_in+0x408/0x6e0
finish_task_switch.isra.0+0x46d/0x8a0
__schedule+0x89b/0x2470
schedule+0xda/0x1b0
futex_wait_queue+0xf5/0x1e0
futex_wait+0x28e/0x690
do_futex+0x2ff/0x380
__x64_sys_futex+0x1c6/0x4d0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fdd2d5e1b19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc18b1b698 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000032 RCX: 00007fdd2d5e1b19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fdd2d6f4f6c
RBP: 00007fdd2d6f4f6c R08: 00007ffc18b70080 R09: 0000000000000000
R10: 00007ffc18b1b770 R11: 0000000000000246 R12: 000000000002b993
R13: 00000000000003e8 R14: 00007fdd2d6f4f60 R15: 000000000002b979
irq event stamp: 2394
hardirqs last enabled at (2393): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (2394): [] __schedule+0x1225/0x2470
softirqs last enabled at (2008): [] fpu_clone+0x3c2/0xb00
softirqs last disabled at (2006): [] fpu_clone+0x335/0xb00
---[ end trace 0000000000000000 ]---
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