RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0c3 ]---
==================================================================
BUG: KASAN: use-after-free in rb_buffer_peek+0x71a/0x7a0 kernel/trace/ring_buffer.c:4747
Read of size 4 at addr ffff88812472b0d5 by task syz.5.1506/3911
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
__dump_stack+0x21/0x30 lib/dump_stack.c:88
dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
__kasan_report mm/kasan/report.c:427 [inline]
kasan_report+0x10f/0x150 mm/kasan/report.c:444
__asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
rb_buffer_peek+0x71a/0x7a0 kernel/trace/ring_buffer.c:4747
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4941
peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571
__find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603
trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
Allocated by task 2075:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:433 [inline]
____kasan_kmalloc mm/kasan/common.c:512 [inline]
__kasan_kmalloc+0xd4/0x100 mm/kasan/common.c:521
kasan_kmalloc include/linux/kasan.h:227 [inline]
__kmalloc_track_caller+0x13c/0x2c0 mm/slub.c:4959
kmalloc_reserve net/core/skbuff.c:357 [inline]
__alloc_skb+0x210/0x730 net/core/skbuff.c:428
alloc_skb include/linux/skbuff.h:1183 [inline]
nlmsg_new include/net/netlink.h:953 [inline]
inet_netconf_notify_devconf+0x169/0x220 net/ipv4/devinet.c:2122
__devinet_sysctl_unregister net/ipv4/devinet.c:2631 [inline]
devinet_sysctl_unregister net/ipv4/devinet.c:2655 [inline]
inetdev_destroy net/ipv4/devinet.c:327 [inline]
inetdev_event+0x7b0/0x1060 net/ipv4/devinet.c:1612
notifier_call_chain kernel/notifier.c:83 [inline]
raw_notifier_call_chain+0x90/0x100 kernel/notifier.c:391
call_netdevice_notifiers_info net/core/dev.c:2070 [inline]
call_netdevice_notifiers_extack net/core/dev.c:2082 [inline]
call_netdevice_notifiers net/core/dev.c:2096 [inline]
unregister_netdevice_many+0x103d/0x1a00 net/core/dev.c:11176
default_device_exit_batch+0x35e/0x3c0 net/core/dev.c:11709
ops_exit_list net/core/net_namespace.c:177 [inline]
cleanup_net+0x605/0xae0 net/core/net_namespace.c:599
process_one_work+0x6c8/0xbb0 kernel/workqueue.c:2328
worker_thread+0xaa0/0x1250 kernel/workqueue.c:2475
kthread+0x3f5/0x4f0 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
Freed by task 2075:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
kasan_slab_free include/linux/kasan.h:193 [inline]
slab_free_hook mm/slub.c:1728 [inline]
slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1754
slab_free mm/slub.c:3526 [inline]
kfree+0xc4/0x270 mm/slub.c:4588
skb_free_head net/core/skbuff.c:656 [inline]
skb_release_data+0x7bd/0xa20 net/core/skbuff.c:678
skb_release_all net/core/skbuff.c:743 [inline]
__kfree_skb net/core/skbuff.c:757 [inline]
consume_skb+0xab/0x1f0 net/core/skbuff.c:930
netlink_broadcast_filtered+0x118b/0x1280 net/netlink/af_netlink.c:1539
netlink_broadcast net/netlink/af_netlink.c:1561 [inline]
nlmsg_multicast include/net/netlink.h:1033 [inline]
nlmsg_notify+0xe9/0x1a0 net/netlink/af_netlink.c:2563
rtnl_notify+0x9a/0xc0 net/core/rtnetlink.c:762
inet_netconf_notify_devconf+0x1c2/0x220 net/ipv4/devinet.c:2134
__devinet_sysctl_unregister net/ipv4/devinet.c:2631 [inline]
devinet_sysctl_unregister net/ipv4/devinet.c:2655 [inline]
inetdev_destroy net/ipv4/devinet.c:327 [inline]
inetdev_event+0x7b0/0x1060 net/ipv4/devinet.c:1612
notifier_call_chain kernel/notifier.c:83 [inline]
raw_notifier_call_chain+0x90/0x100 kernel/notifier.c:391
call_netdevice_notifiers_info net/core/dev.c:2070 [inline]
call_netdevice_notifiers_extack net/core/dev.c:2082 [inline]
call_netdevice_notifiers net/core/dev.c:2096 [inline]
unregister_netdevice_many+0x103d/0x1a00 net/core/dev.c:11176
default_device_exit_batch+0x35e/0x3c0 net/core/dev.c:11709
ops_exit_list net/core/net_namespace.c:177 [inline]
cleanup_net+0x605/0xae0 net/core/net_namespace.c:599
process_one_work+0x6c8/0xbb0 kernel/workqueue.c:2328
worker_thread+0xaa0/0x1250 kernel/workqueue.c:2475
kthread+0x3f5/0x4f0 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
The buggy address belongs to the object at ffff88812472b000
which belongs to the cache kmalloc-512 of size 512
The buggy address is located 213 bytes inside of
512-byte region [ffff88812472b000, ffff88812472b200)
The buggy address belongs to the page:
page:ffffea000491ca00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x124728
head:ffffea000491ca00 order:2 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100042f00
raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 2914, ts 69120197297, free_ts 67978248479
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2607
prep_new_page+0x1c/0x110 mm/page_alloc.c:2613
get_page_from_freelist+0x2c3a/0x2cd0 mm/page_alloc.c:4487
__alloc_pages+0x1a2/0x460 mm/page_alloc.c:5824
alloc_slab_page mm/slub.c:-1 [inline]
allocate_slab mm/slub.c:1937 [inline]
new_slab+0xa0/0x4d0 mm/slub.c:2000
___slab_alloc+0x3ac/0x840 mm/slub.c:3033
__slab_alloc+0x49/0x90 mm/slub.c:3120
slab_alloc_node mm/slub.c:3211 [inline]
slab_alloc mm/slub.c:3255 [inline]
__kmalloc_track_caller+0x169/0x2c0 mm/slub.c:4954
kmalloc_reserve net/core/skbuff.c:357 [inline]
__alloc_skb+0x210/0x730 net/core/skbuff.c:428
alloc_skb include/linux/skbuff.h:1183 [inline]
__ip_append_data+0x20ef/0x32a0 net/ipv4/ip_output.c:1114
ip_append_data+0x125/0x1a0 net/ipv4/ip_output.c:1332
raw_sendmsg+0xdf9/0x13f0 net/ipv4/raw.c:673
inet_sendmsg+0xa5/0xc0 net/ipv4/af_inet.c:830
sock_sendmsg_nosec net/socket.c:704 [inline]
__sock_sendmsg net/socket.c:716 [inline]
____sys_sendmsg+0x5be/0x8f0 net/socket.c:2436
___sys_sendmsg+0x236/0x2e0 net/socket.c:2490
__sys_sendmmsg+0x2ba/0x4e0 net/socket.c:2576
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1474 [inline]
free_pcp_prepare mm/page_alloc.c:1546 [inline]
free_unref_page_prepare+0x5fa/0x600 mm/page_alloc.c:3536
free_unref_page+0xae/0x540 mm/page_alloc.c:3618
free_the_page mm/page_alloc.c:805 [inline]
__free_pages+0x6c/0x100 mm/page_alloc.c:5900
__vunmap+0x801/0x980 mm/vmalloc.c:2660
__vfree mm/vmalloc.c:2709 [inline]
vfree+0x8b/0xc0 mm/vmalloc.c:2740
kcov_put kernel/kcov.c:417 [inline]
kcov_close+0x2b/0x50 kernel/kcov.c:519
__fput+0x22b/0x900 fs/file_table.c:311
____fput+0x15/0x20 fs/file_table.c:339
task_work_run+0x127/0x190 kernel/task_work.c:188
exit_task_work include/linux/task_work.h:33 [inline]
do_exit+0xb70/0x29a0 kernel/exit.c:896
do_group_exit+0x149/0x310 kernel/exit.c:1010
__do_sys_exit_group kernel/exit.c:1021 [inline]
__se_sys_exit_group kernel/exit.c:1019 [inline]
__x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1019
x64_sys_call+0x832/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232
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
Memory state around the buggy address:
ffff88812472af80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff88812472b000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88812472b080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88812472b100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88812472b180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf920 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfa98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00c5
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80dfc90840 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5021
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0c4 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfaa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00c5
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80dfc90840 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4669
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5024
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0c5 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf7a0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbf918 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00c9
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80dfc90840 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4941
peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571
__find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603
trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0c6 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf920 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfa98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00c9
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80dfc90840 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5021
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0c7 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfaa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00c9
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80dfc90840 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4669
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5024
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0c8 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf7a0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbf918 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00cd
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80dfc90840 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4941
peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571
__find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603
trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0c9 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf920 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfa98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00cd
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80dfc90840 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5021
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0ca ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfaa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00cd
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80dfc90840 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4669
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5024
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0cb ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf7a0 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbf918 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d1
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4941
peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571
__find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603
trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0cc ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf920 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfa98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d1
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5021
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0cd ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfaa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d1
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4669
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5024
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0ce ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf7a0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbf918 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d5
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4941
peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571
__find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603
trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0cf ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf920 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfa98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d5
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5021
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d0 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfaa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d5
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4669
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5024
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d1 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf7a0 EFLAGS: 00010012
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbf918 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d9
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4941
peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571
__find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603
trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d2 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf920 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfa98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d9
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5021
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d3 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfaa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00d9
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4669
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5024
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d4 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf7a0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbf918 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00dd
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4941
peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571
__find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603
trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d5 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf920 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfa98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00dd
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5021
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d6 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf940 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfaa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00dd
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4669
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5024
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d7 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf7a0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbf918 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00e1
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4941
peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571
__find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603
trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d8 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf920 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfa98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00e1
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4741
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5021
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0d9 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbfaa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00e1
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4669
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5024
trace_consume kernel/trace/trace.c:4007 [inline]
tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
vfs_read+0x28c/0xc20 fs/read_write.c:483
ksys_read+0x14a/0x260 fs/read_write.c:623
__do_sys_read fs/read_write.c:633 [inline]
__se_sys_read fs/read_write.c:631 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:631
x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
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: 0033:0x7f80dfc43159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80de69c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f80dfecafa0 RCX: 00007f80dfc43159
RDX: 0000000000002020 RSI: 0000200000003240 RDI: 0000000000000003
RBP: 00007f80dfcda06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80dfecb038 R14: 00007f80dfecafa0 R15: 00007ffeb2e819d8
---[ end trace 439b048e32fab0da ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 3911 at kernel/trace/ring_buffer.c:4528 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Modules linked in:
CPU: 0 PID: 3911 Comm: syz.5.1506 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4527
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2d 33 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 1c 35 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000dbf7a0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816c0a84
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000dbf918 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000246c00e5
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS: 00007f80de69c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cbdd209bd8 CR3: 00000001274df000 CR4: 00000000003506b0