live-kbench/live-kbench huggingface dataset:
Kernel bug: KMSAN: uninit-value in validate_set (2)
Subsystem: openvswitch
Status: fixed

Crash report:
=====================================================
BUG: KMSAN: uninit-value in validate_set+0x1a2/0x1640 net/openvswitch/flow_netlink.c:2879
 validate_set+0x1a2/0x1640 net/openvswitch/flow_netlink.c:2879
 __ovs_nla_copy_actions+0x2efc/0x61a0 net/openvswitch/flow_netlink.c:3383
 ovs_nla_copy_actions+0x36b/0x550 net/openvswitch/flow_netlink.c:3543
 get_flow_actions+0x99/0x1d0 net/openvswitch/datapath.c:1148
 ovs_nla_init_match_and_action+0x221/0x420 net/openvswitch/datapath.c:1198
 ovs_flow_cmd_set+0x320/0xec0 net/openvswitch/datapath.c:1236
 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
 genl_rcv_msg+0x1214/0x12c0 net/netlink/genetlink.c:1210
 netlink_rcv_skb+0x375/0x650 net/netlink/af_netlink.c:2534
 genl_rcv+0x40/0x60 net/netlink/genetlink.c:1219
 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]
 netlink_unicast+0xf52/0x1260 net/netlink/af_netlink.c:1339
 netlink_sendmsg+0x10da/0x11e0 net/netlink/af_netlink.c:1883
 sock_sendmsg_nosec net/socket.c:712 [inline]
 __sock_sendmsg+0x30f/0x380 net/socket.c:727
 ____sys_sendmsg+0x890/0xda0 net/socket.c:2566
 ___sys_sendmsg+0x28d/0x3c0 net/socket.c:2620
 __sys_sendmsg net/socket.c:2652 [inline]
 __do_sys_sendmsg net/socket.c:2657 [inline]
 __se_sys_sendmsg net/socket.c:2655 [inline]
 __x64_sys_sendmsg+0x212/0x3c0 net/socket.c:2655
 x64_sys_call+0x2e0f/0x3c80 arch/x86/include/generated/asm/syscalls_64.h:47
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:4157 [inline]
 slab_alloc_node mm/slub.c:4200 [inline]
 kmem_cache_alloc_node_noprof+0x921/0xe10 mm/slub.c:4252
 kmalloc_reserve+0x13d/0x4a0 net/core/skbuff.c:577
 __alloc_skb+0x366/0x7b0 net/core/skbuff.c:668
 alloc_skb include/linux/skbuff.h:1340 [inline]
 netlink_alloc_large_skb+0x1b4/0x280 net/netlink/af_netlink.c:1187
 netlink_sendmsg+0xa96/0x11e0 net/netlink/af_netlink.c:1858
 sock_sendmsg_nosec net/socket.c:712 [inline]
 __sock_sendmsg+0x30f/0x380 net/socket.c:727
 ____sys_sendmsg+0x890/0xda0 net/socket.c:2566
 ___sys_sendmsg+0x28d/0x3c0 net/socket.c:2620
 __sys_sendmsg net/socket.c:2652 [inline]
 __do_sys_sendmsg net/socket.c:2657 [inline]
 __se_sys_sendmsg net/socket.c:2655 [inline]
 __x64_sys_sendmsg+0x212/0x3c0 net/socket.c:2655
 x64_sys_call+0x2e0f/0x3c80 arch/x86/include/generated/asm/syscalls_64.h:47
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 1 UID: 0 PID: 5787 Comm: syz-executor365 Not tainted 6.15.0-rc1-syzkaller #0 PREEMPT(undef) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
=====================================================
Kernel bug: WARNING in ni_fiemap
Subsystem: ntfs3
Status: fixed

Crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5086 at mm/page_alloc.c:4676 __alloc_pages_noprof+0x36a/0x6c0 mm/page_alloc.c:4676
Modules linked in:
CPU: 0 UID: 0 PID: 5086 Comm: syz-executor272 Not tainted 6.11.0-rc3-syzkaller-00156-gd7a5aa4b3c00 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__alloc_pages_noprof+0x36a/0x6c0 mm/page_alloc.c:4676
Code: a9 00 00 08 00 0f 85 12 01 00 00 44 89 e9 81 e1 7f ff ff ff a9 00 00 04 00 44 0f 45 e9 e9 02 01 00 00 c6 05 fd 87 14 0e 01 90 <0f> 0b 90 83 fb 0a 0f 86 6c fd ff ff 45 31 ed 48 c7 44 24 20 0e 36
RSP: 0018:ffffc90002bdf520 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 000000000000000c RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90002bdf5a8
RBP: ffffc90002bdf628 R08: ffffc90002bdf5a7 R09: 0000000000000000
R10: ffffc90002bdf580 R11: fffff5200057beb5 R12: 1ffff9200057beac
R13: 0000000000040d40 R14: dffffc0000000000 R15: 1ffff9200057bea8
FS:  0000555594e14380(0000) GS:ffff888020800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbb10add0f8 CR3: 000000001be6a000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline]
 alloc_pages_node_noprof include/linux/gfp.h:296 [inline]
 ___kmalloc_large_node+0x8b/0x1d0 mm/slub.c:4103
 __kmalloc_large_node_noprof+0x1a/0x80 mm/slub.c:4130
 __do_kmalloc_node mm/slub.c:4146 [inline]
 __kmalloc_noprof+0x2ae/0x400 mm/slub.c:4170
 kmalloc_noprof include/linux/slab.h:685 [inline]
 kmalloc_array_noprof include/linux/slab.h:726 [inline]
 ni_fiemap+0x3b4/0x1910 fs/ntfs3/frecord.c:2004
 ntfs_fiemap+0x132/0x180 fs/ntfs3/file.c:1279
 ioctl_fiemap fs/ioctl.c:220 [inline]
 do_vfs_ioctl+0x1c07/0x2e50 fs/ioctl.c:841
 __do_sys_ioctl fs/ioctl.c:905 [inline]
 __se_sys_ioctl+0x81/0x170 fs/ioctl.c:893
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbb10a46ad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffcf6462ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007fbb10a46ad9
RDX: 00000000200000c0 RSI: 00000000c020660b RDI: 0000000000000004
RBP: 00007fbb10ad95f0 R08: 0000555594e154c0 R09: 0000555594e154c0
R10: 000000000001f36b R11: 0000000000000246 R12: 00007ffcf6462af0
R13: 00007ffcf6462d18 R14: 431bde82d7b634db R15: 00007fbb10a8f03b
 </TASK>
Kernel bug: WARNING in push_jmp_history
Subsystem: bpf
Status: fixed

Crash report:
------------[ cut here ]------------
virt_to_cache: Object is not a Slab page!
WARNING: CPU: 0 PID: 5232 at mm/slub.c:4655 virt_to_cache mm/slub.c:4655 [inline]
WARNING: CPU: 0 PID: 5232 at mm/slub.c:4655 __do_krealloc mm/slub.c:4753 [inline]
WARNING: CPU: 0 PID: 5232 at mm/slub.c:4655 krealloc_noprof+0x1b3/0x2e0 mm/slub.c:4838
Modules linked in:
CPU: 0 UID: 0 PID: 5232 Comm: syz-executor250 Not tainted 6.12.0-rc1-next-20241003-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:virt_to_cache mm/slub.c:4655 [inline]
RIP: 0010:__do_krealloc mm/slub.c:4753 [inline]
RIP: 0010:krealloc_noprof+0x1b3/0x2e0 mm/slub.c:4838
Code: 45 31 ff 45 31 f6 45 31 ed e9 21 ff ff ff c6 05 4e 2a 14 0e 01 90 48 c7 c7 24 f2 0b 8e 48 c7 c6 44 f2 0b 8e e8 3e 19 63 ff 90 <0f> 0b 90 90 e9 d9 fe ff ff f3 0f 1e fa 41 8b 45 08 f7 d0 a8 88 0f
RSP: 0018:ffffc90003c36ba8 EFLAGS: 00010246
RAX: 3f2bb101b90db800 RBX: 0000000000000000 RCX: ffff88802bb01e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff88807849c000 R08: ffffffff8155d412 R09: 1ffff110170c519a
R10: dffffc0000000000 R11: ffffed10170c519b R12: 0000000000004000
R13: 0000000000000201 R14: 0000000000100cc0 R15: dffffc0000000000
FS:  0000555587952380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005594dac5c5d8 CR3: 00000000786d6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 push_jmp_history+0x13c/0x5c0 kernel/bpf/verifier.c:3497
 do_check+0x6716/0xfe40 kernel/bpf/verifier.c:18352
 do_check_common+0x14bd/0x1dd0 kernel/bpf/verifier.c:21618
 do_check_main kernel/bpf/verifier.c:21709 [inline]
 bpf_check+0x18a25/0x1e320 kernel/bpf/verifier.c:22421
 bpf_prog_load+0x1667/0x20f0 kernel/bpf/syscall.c:2846
 __sys_bpf+0x4ee/0x810 kernel/bpf/syscall.c:5634
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc05a9603e9
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd106d44d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007ffd106d46b8 RCX: 00007fc05a9603e9
RDX: 0000000000000048 RSI: 00000000200054c0 RDI: 0000000000000005
RBP: 00007fc05a9d4610 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd106d46a8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Kernel bug: KMSAN: uninit-value in ppp_async_push (4)
Subsystem: ppp
Status: fixed

Crash report:
=====================================================
BUG: KMSAN: uninit-value in ppp_async_encode drivers/net/ppp/ppp_async.c:545 [inline]
BUG: KMSAN: uninit-value in ppp_async_push+0xb4f/0x2660 drivers/net/ppp/ppp_async.c:675
 ppp_async_encode drivers/net/ppp/ppp_async.c:545 [inline]
 ppp_async_push+0xb4f/0x2660 drivers/net/ppp/ppp_async.c:675
 ppp_async_send+0x130/0x1b0 drivers/net/ppp/ppp_async.c:634
 ppp_channel_bridge_input drivers/net/ppp/ppp_generic.c:2280 [inline]
 ppp_input+0x1f1/0xe60 drivers/net/ppp/ppp_generic.c:2304
 pppoe_rcv_core+0x1d3/0x720 drivers/net/ppp/pppoe.c:379
 sk_backlog_rcv+0x13b/0x420 include/net/sock.h:1113
 __release_sock+0x1da/0x330 net/core/sock.c:3072
 release_sock+0x6b/0x250 net/core/sock.c:3626
 pppoe_sendmsg+0x2b8/0xb90 drivers/net/ppp/pppoe.c:903
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x30f/0x380 net/socket.c:745
 ____sys_sendmsg+0x903/0xb60 net/socket.c:2603
 ___sys_sendmsg+0x28d/0x3c0 net/socket.c:2657
 __sys_sendmmsg+0x3be/0x950 net/socket.c:2743
 __do_sys_sendmmsg net/socket.c:2772 [inline]
 __se_sys_sendmmsg net/socket.c:2769 [inline]
 __x64_sys_sendmmsg+0xbc/0x120 net/socket.c:2769
 x64_sys_call+0xb6e/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:308
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:4092 [inline]
 slab_alloc_node mm/slub.c:4135 [inline]
 kmem_cache_alloc_node_noprof+0x6bf/0xb80 mm/slub.c:4187
 kmalloc_reserve+0x13d/0x4a0 net/core/skbuff.c:587
 __alloc_skb+0x363/0x7b0 net/core/skbuff.c:678
 alloc_skb include/linux/skbuff.h:1322 [inline]
 sock_wmalloc+0xfe/0x1a0 net/core/sock.c:2732
 pppoe_sendmsg+0x3a7/0xb90 drivers/net/ppp/pppoe.c:867
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x30f/0x380 net/socket.c:745
 ____sys_sendmsg+0x903/0xb60 net/socket.c:2603
 ___sys_sendmsg+0x28d/0x3c0 net/socket.c:2657
 __sys_sendmmsg+0x3be/0x950 net/socket.c:2743
 __do_sys_sendmmsg net/socket.c:2772 [inline]
 __se_sys_sendmmsg net/socket.c:2769 [inline]
 __x64_sys_sendmmsg+0xbc/0x120 net/socket.c:2769
 x64_sys_call+0xb6e/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:308
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 1 UID: 0 PID: 5200 Comm: syz-executor848 Not tainted 6.11.0-syzkaller-07462-g1868f9d0260e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
=====================================================
Kernel bug: KASAN: null-ptr-deref Read in gfs2_drop_inode
Subsystem: gfs2
Status: fixed

Crash report:
==================================================================
BUG: KASAN: null-ptr-deref in instrument_atomic_read include/linux/instrumented.h:68 [inline]
BUG: KASAN: null-ptr-deref in _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
BUG: KASAN: null-ptr-deref in gfs2_drop_inode+0x20c/0x3a0 fs/gfs2/super.c:1052
Read of size 8 at addr 00000000000000a8 by task syz-executor322/5858

CPU: 0 UID: 0 PID: 5858 Comm: syz-executor322 Not tainted 6.15.0-syzkaller-11061-g7f9039c524a3 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 kasan_report+0x118/0x150 mm/kasan/report.c:634
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x2b0/0x2c0 mm/kasan/generic.c:189
 instrument_atomic_read include/linux/instrumented.h:68 [inline]
 _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
 gfs2_drop_inode+0x20c/0x3a0 fs/gfs2/super.c:1052
 iput_final fs/inode.c:1868 [inline]
 iput+0x45d/0x9d0 fs/inode.c:1924
 gfs2_fill_super+0x1418/0x2010 fs/gfs2/ops_fstype.c:1314
 get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1679
 gfs2_get_tree+0x51/0x1e0 fs/gfs2/ops_fstype.c:1333
 vfs_get_tree+0x92/0x2b0 fs/super.c:1802
 do_new_mount+0x24a/0xa40 fs/namespace.c:3856
 do_mount fs/namespace.c:4193 [inline]
 __do_sys_mount fs/namespace.c:4404 [inline]
 __se_sys_mount+0x317/0x410 fs/namespace.c:4381
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fec93895c5a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 8e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe55450bf8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec93895c5a
RDX: 0000200000000240 RSI: 0000200000001c00 RDI: 00007ffe55450c50
RBP: 0000000000000004 R08: 00007ffe55450c90 R09: 00000000000125dc
R10: 0000000001000800 R11: 0000000000000282 R12: 0000000001000000
R13: 00007ffe55450c90 R14: 0000200000001c00 R15: 0000000000000003
 </TASK>
==================================================================
Kernel bug: INFO: trying to register non-static key in skb_dequeue (4)
Subsystem: audit
Status: fixed

Crash report:
RBP: 00007ffc4d7c4a10 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fc6a7fc5fa0 R14: 00007fc6a7fc5fa0 R15: 0000000000000003
 </TASK>
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 6073 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 assign_lock_key+0x133/0x150 kernel/locking/lockdep.c:984
 register_lock_class+0x105/0x320 kernel/locking/lockdep.c:1299
 __lock_acquire+0x99/0xd20 kernel/locking/lockdep.c:5112
 lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5868
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0xa7/0xf0 kernel/locking/spinlock.c:162
 skb_dequeue+0x2e/0x150 net/core/skbuff.c:3897
 audit_buffer_free kernel/audit.c:1820 [inline]
 audit_buffer_alloc kernel/audit.c:1850 [inline]
 audit_log_start+0x47b/0xa90 kernel/audit.c:1954
 audit_seccomp+0x64/0x190 kernel/auditsc.c:2976
 seccomp_log kernel/seccomp.c:1048 [inline]
 __seccomp_filter+0x9a0/0x1a30 kernel/seccomp.c:1344
 syscall_trace_enter+0xaa/0x160 kernel/entry/syscall-common.c:44
 syscall_enter_from_user_mode_work include/linux/entry-common.h:95 [inline]
 syscall_enter_from_user_mode include/linux/entry-common.h:125 [inline]
 do_syscall_64+0xd3/0xfa0 arch/x86/entry/syscall_64.c:90
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc6a7d8ebe9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc4d7c49b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007fc6a7fc5fa0 RCX: 00007fc6a7d8ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffffffffff
RBP: 00007ffc4d7c4a10 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fc6a7fc5fa0 R14: 00007fc6a7fc5fa0 R15: 0000000000000003
 </TASK>
audit: audit_lost=1 audit_rate_limit=0 audit_backlog_limit=64
audit: out of memory in audit_log_start
Kernel bug: KMSAN: uninit-value in bcmp (3)
Subsystem: ntfs3
Status: fixed

Crash report:
=====================================================
BUG: KMSAN: uninit-value in memcmp lib/string.c:683 [inline]
BUG: KMSAN: uninit-value in bcmp+0x98/0x150 lib/string.c:715
 memcmp lib/string.c:683 [inline]
 bcmp+0x98/0x150 lib/string.c:715
 _Z6memcmpPKvU25pass_dynamic_object_size0S0_U25pass_dynamic_object_size0m include/linux/fortify-string.h:727 [inline]
 ni_update_parent+0xcc0/0x14c0 fs/ntfs3/frecord.c:3148
 ni_write_inode+0x1b67/0x1c40 fs/ntfs3/frecord.c:3264
 ntfs3_write_inode+0x94/0xb0 fs/ntfs3/inode.c:1019
 write_inode fs/fs-writeback.c:1525 [inline]
 __writeback_single_inode+0x88f/0x1190 fs/fs-writeback.c:1745
 writeback_sb_inodes+0xaa9/0x1c90 fs/fs-writeback.c:1976
 __writeback_inodes_wb+0x14e/0x480 fs/fs-writeback.c:2047
 wb_writeback+0x4fa/0xc00 fs/fs-writeback.c:2158
 wb_check_old_data_flush fs/fs-writeback.c:2262 [inline]
 wb_do_writeback fs/fs-writeback.c:2315 [inline]
 wb_workfn+0x10ca/0x1910 fs/fs-writeback.c:2343
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xb97/0x1d90 kernel/workqueue.c:3319
 worker_thread+0xedf/0x1590 kernel/workqueue.c:3400
 kthread+0xd59/0xf00 kernel/kthread.c:464
 ret_from_fork+0x6e/0x90 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:4167 [inline]
 slab_alloc_node mm/slub.c:4210 [inline]
 kmem_cache_alloc_noprof+0x81b/0xec0 mm/slub.c:4217
 getname_flags+0x102/0xac0 fs/namei.c:146
 getname include/linux/fs.h:2852 [inline]
 __do_sys_rename fs/namei.c:5317 [inline]
 __se_sys_rename fs/namei.c:5315 [inline]
 __x64_sys_rename+0x70/0x140 fs/namei.c:5315
 x64_sys_call+0x3553/0x3db0 arch/x86/include/generated/asm/syscalls_64.h:83
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd9/0x1b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 0 UID: 0 PID: 74 Comm: kworker/u8:5 Not tainted 6.15.0-rc3-syzkaller-00094-g02ddfb981de8 #0 PREEMPT(undef) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Workqueue: writeback wb_workfn (flush-7:0)
=====================================================
Kernel bug: WARNING in tracing_buffers_mmap_close
Subsystem: trace
Status: fixed

Crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6034 at kernel/trace/trace.c:8604 tracing_buffers_mmap_close kernel/trace/trace.c:8604 [inline]
WARNING: CPU: 0 PID: 6034 at kernel/trace/trace.c:8604 tracing_buffers_mmap_close+0xdd/0x130 kernel/trace/trace.c:8599
Modules linked in:
CPU: 0 UID: 0 PID: 6034 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:tracing_buffers_mmap_close kernel/trace/trace.c:8604 [inline]
RIP: 0010:tracing_buffers_mmap_close+0xdd/0x130 kernel/trace/trace.c:8599
Code: 75 46 48 8b 7b 08 e8 02 96 ff ff 31 ff 89 c3 89 c6 e8 e7 58 fb ff 85 db 75 0a 48 83 c4 08 5b e9 99 5d fb ff e8 94 5d fb ff 90 <0f> 0b 90 48 83 c4 08 5b e9 86 5d fb ff e8 51 cd 60 00 eb 87 e8 7a
RSP: 0018:ffffc90003a77bb8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 00000000ffffffed RCX: ffffffff81bfadb9
RDX: ffff88807cf79e00 RSI: ffffffff81bfadcc RDI: 0000000000000005
RBP: ffffffff81bfacf0 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000ffffffed R11: 0000000000000000 R12: ffff888074eb07c8
R13: dffffc0000000000 R14: ffffc90003a77c50 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881246b9000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32163fff CR3: 000000000e380000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 vma_close mm/internal.h:190 [inline]
 remove_vma+0x85/0x160 mm/vma.c:464
 exit_mmap+0x511/0xb90 mm/mmap.c:1305
 __mmput+0x12a/0x410 kernel/fork.c:1129
 mmput+0x62/0x70 kernel/fork.c:1152
 exit_mm kernel/exit.c:582 [inline]
 do_exit+0x7c7/0x2bf0 kernel/exit.c:949
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1102
 __do_sys_exit_group kernel/exit.c:1113 [inline]
 __se_sys_exit_group kernel/exit.c:1111 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1111
 x64_sys_call+0x14fa/0x1720 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fad3bf8eec9
Code: Unable to access opcode bytes at 0x7fad3bf8ee9f.
RSP: 002b:00007fff6eeadbd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad3bf8eec9
RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000003 R08: 000000026eeadccf R09: 00007fad3c1b1280
R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fad3c1b1280 R14: 0000000000000003 R15: 00007fff6eeadc90
 </TASK>
Kernel bug: WARNING in hugetlb_vma_assert_locked
Subsystem: mm
Status: fixed

Crash report:
------------[ cut here ]------------
WARNING: mm/hugetlb.c:368 at hugetlb_vma_assert_locked+0x1dd/0x250 mm/hugetlb.c:368, CPU#0: syz.0.5998/24560
Modules linked in:
CPU: 0 UID: 0 PID: 24560 Comm: syz.0.5998 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:hugetlb_vma_assert_locked+0x1dd/0x250 mm/hugetlb.c:368
Code: 2e e8 17 e8 a1 ff eb 0c e8 10 e8 a1 ff eb 05 e8 09 e8 a1 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 f4 e7 a1 ff 90 <0f> 0b 90 eb e5 e8 e9 e7 a1 ff 90 0f 0b 90 eb da 48 c7 c1 70 0b e5
RSP: 0018:ffffc9000f07f388 EFLAGS: 00010293
RAX: ffffffff821e312c RBX: 0000000000000000 RCX: ffff888076eddac0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52001e0fe74 R12: ffff888033c4cd00
R13: 1ffff1100f17a4d4 R14: dffffc0000000000 R15: 0000000000000080
FS:  00007fd5f48eb6c0(0000) GS:ffff8881257a2000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd5f48eaf98 CR3: 0000000028882000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 huge_pmd_unshare+0x2c8/0x540 mm/hugetlb.c:7622
 __unmap_hugepage_range+0x6e3/0x1aa0 mm/hugetlb.c:5901
 unmap_hugepage_range+0x32e/0x410 mm/hugetlb.c:6089
 hugetlb_vmdelete_list+0x171/0x1c0 fs/hugetlbfs/inode.c:494
 hugetlb_vmtruncate fs/hugetlbfs/inode.c:641 [inline]
 hugetlbfs_setattr+0x4d1/0x6d0 fs/hugetlbfs/inode.c:879
 notify_change+0xc1a/0xf40 fs/attr.c:546
 do_truncate+0x1a4/0x220 fs/open.c:68
 handle_truncate fs/namei.c:3516 [inline]
 do_open fs/namei.c:3899 [inline]
 path_openat+0x306c/0x3830 fs/namei.c:4054
 do_filp_open+0x1fa/0x410 fs/namei.c:4081
 do_sys_openat2+0x121/0x1c0 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_open fs/open.c:1458 [inline]
 __se_sys_open fs/open.c:1454 [inline]
 __x64_sys_open+0x11e/0x150 fs/open.c:1454
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd5f398eec9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd5f48eb038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007fd5f3be5fa0 RCX: 00007fd5f398eec9
RDX: 0000000000000100 RSI: 000000000014927e RDI: 0000200000000340
RBP: 00007fd5f3a11f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fd5f3be6038 R14: 00007fd5f3be5fa0 R15: 00007ffcc6b35dc8
 </TASK>