[ 45.420862] ------------[ cut here ]------------
[ 45.421782] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.423824] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233
[ 45.425298] Modules linked in:
[ 45.425926] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 45.429312] Tainted: [W]=WARN
[ 45.430005] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.431494] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.432425] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 45.435620] RSP: 0018:ffff88801bc1fbc0 EFLAGS: 00010286
[ 45.436977] RAX: 0000000000000000 RBX: ffffed1003783f78 RCX: ffffffff813a4050
[ 45.438272] RDX: ffff888016049bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.439555] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003783f2f
[ 45.440833] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.442126] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc1fdf8
[ 45.443425] FS: 00007fc92d083900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.444867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.445953] CR2: 00007fc92d575580 CR3: 000000000d7d2000 CR4: 0000000000350ef0
[ 45.447237] Call Trace:
[ 45.447737]
[ 45.448149] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.449072] ? __create_object+0x59/0x80
[ 45.449878] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.450862] __vmalloc_noprof+0x59/0x60
[ 45.451580] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.452456] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.453411] bpf_prog_alloc+0x39/0x200
[ 45.454152] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.455093] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.456003] do_seccomp+0x349/0x25e0
[ 45.456725] ? __pfx_css_rstat_updated+0x10/0x10
[ 45.457592] ? __pfx_do_seccomp+0x10/0x10
[ 45.458387] ? find_held_lock+0x2b/0x80
[ 45.459142] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.460101] ? static_key_count+0x60/0x80
[ 45.460912] prctl_set_seccomp+0x4e/0x70
[ 45.461695] __do_sys_prctl+0xe6c/0x1d70
[ 45.462436] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.463291] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.464265] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.465264] ? irqentry_exit+0xf3/0x650
[ 45.466042] do_syscall_64+0xbf/0x430
[ 45.466785] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.467737] RIP: 0033:0x7fc92d5755cd
[ 45.468393] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 45.471563] RSP: 002b:00007fff786efe50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.472915] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc92d5755cd
[ 45.474225] RDX: 0000556c0ab1ee00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.475508] RBP: 00007fff786efeb0 R08: 0000000000000000 R09: 00007fff786ef550
[ 45.476791] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556c0e502b10
[ 45.478068] R13: 00007fff786f02e0 R14: 0000556c0e5032b0 R15: 0000556c0e5176f0
[ 45.479373]
[ 45.479831] irq event stamp: 2107
[ 45.480437] hardirqs last enabled at (2115): [] __up_console_sem+0x78/0x80
[ 45.481962] hardirqs last disabled at (2124): [] __up_console_sem+0x5d/0x80
[ 45.483488] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770
[ 45.485034] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100
[ 45.486553] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.881693] ------------[ cut here ]------------
[ 48.882557] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.884607] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241
[ 48.886088] Modules linked in:
[ 48.886728] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 48.888953] Tainted: [W]=WARN
[ 48.889512] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.891044] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.891970] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 48.895167] RSP: 0018:ffff88801bc4fbc0 EFLAGS: 00010286
[ 48.896327] RAX: 0000000000000000 RBX: ffffed1003789f78 RCX: ffffffff813a4050
[ 48.897864] RDX: ffff888016748000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.899462] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003789f2f
[ 48.901080] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.902710] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc4fdf8
[ 48.904080] FS: 00007fc8c6cb3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 48.905572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.906696] CR2: 00007fc8c71a5580 CR3: 000000001fb58000 CR4: 0000000000350ef0
[ 48.908029] Call Trace:
[ 48.908494]
[ 48.908970] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.909913] ? __create_object+0x59/0x80
[ 48.910727] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.911732] __vmalloc_noprof+0x59/0x60
[ 48.912455] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.913371] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.914324] bpf_prog_alloc+0x39/0x200
[ 48.915094] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.916062] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.916996] do_seccomp+0x349/0x25e0
[ 48.917762] ? __pfx_css_rstat_updated+0x10/0x10
[ 48.918680] ? __pfx_do_seccomp+0x10/0x10
[ 48.919425] ? find_held_lock+0x2b/0x80
[ 48.920208] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.921221] ? static_key_count+0x60/0x80
[ 48.922084] prctl_set_seccomp+0x4e/0x70
[ 48.922899] __do_sys_prctl+0xe6c/0x1d70
[ 48.923717] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.924525] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.925537] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.926528] ? irqentry_exit+0xf3/0x650
[ 48.927318] do_syscall_64+0xbf/0x430
[ 48.928080] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.929069] RIP: 0033:0x7fc8c71a55cd
[ 48.929814] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 48.933060] RSP: 002b:00007ffe2c99ddd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.934468] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc8c71a55cd
[ 48.935806] RDX: 0000555595b56e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.937090] RBP: 00007ffe2c99de30 R08: 0000000000000000 R09: 00007ffe2c99d4d0
[ 48.938414] R10: 0000000000000000 R11: 0000000000000246 R12: 00005555aeed7ad0
[ 48.939752] R13: 00007ffe2c99e260 R14: 00005555aeed8bc0 R15: 00005555aeee9780
[ 48.941069]
[ 48.941550] irq event stamp: 1805
[ 48.942243] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80
[ 48.944005] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80
[ 48.945596] softirqs last enabled at (1848): [] handle_softirqs+0x50c/0x770
[ 48.946734] softirqs last disabled at (1833): [] __irq_exit_rcu+0xc4/0x100
[ 48.947730] ---[ end trace 0000000000000000 ]---
[ 49.677760] ------------[ cut here ]------------
[ 49.678675] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.680685] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249
[ 49.682097] Modules linked in:
[ 49.682707] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 49.684655] Tainted: [W]=WARN
[ 49.685193] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.686654] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.687510] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 49.690907] RSP: 0018:ffff8880172cfbc0 EFLAGS: 00010286
[ 49.691941] RAX: 0000000000000000 RBX: ffffed1002e59f78 RCX: ffffffff813a4050
[ 49.693196] RDX: ffff8880174f5340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.694465] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e59f2f
[ 49.695713] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.696961] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880172cfdf8
[ 49.698240] FS: 00007f572b215900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 49.699653] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.700686] CR2: 00007f572b707580 CR3: 000000002017d000 CR4: 0000000000350ef0
[ 49.701949] Call Trace:
[ 49.702410]
[ 49.702872] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.703765] ? __create_object+0x59/0x80
[ 49.704519] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.705501] __vmalloc_noprof+0x59/0x60
[ 49.706266] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.707143] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.708093] bpf_prog_alloc+0x39/0x200
[ 49.708834] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.709766] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.710671] do_seccomp+0x349/0x25e0
[ 49.711361] ? __pfx_css_rstat_updated+0x10/0x10
[ 49.712274] ? __pfx_do_seccomp+0x10/0x10
[ 49.713061] ? find_held_lock+0x2b/0x80
[ 49.713838] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.714811] ? static_key_count+0x60/0x80
[ 49.715587] prctl_set_seccomp+0x4e/0x70
[ 49.716356] __do_sys_prctl+0xe6c/0x1d70
[ 49.717141] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.718014] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.718991] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.719970] ? irqentry_exit+0xf3/0x650
[ 49.720746] do_syscall_64+0xbf/0x430
[ 49.721461] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.722425] RIP: 0033:0x7f572b7075cd
[ 49.723131] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 49.726337] RSP: 002b:00007ffcdcb307e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.727722] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f572b7075cd
[ 49.729021] RDX: 000056463e5b7e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.730328] RBP: 00007ffcdcb30840 R08: 0000000000000000 R09: 00007ffcdcb2fee0
[ 49.731602] R10: 0000000000000000 R11: 0000000000000246 R12: 00005646792c2ad0
[ 49.732896] R13: 00007ffcdcb30c70 R14: 00005646792c3bc0 R15: 00005646792d4780
[ 49.734199]
[ 49.734620] irq event stamp: 1809
[ 49.735256] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80
[ 49.736778] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80
[ 49.738315] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770
[ 49.739859] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100
[ 49.741385] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:6462' (ECDSA) to the list of known hosts.
2025/11/17 21:18:14 fuzzer started
2025/11/17 21:18:15 dialing manager at localhost:37895
2025/11/17 21:18:15 checking machine...
2025/11/17 21:18:15 checking revisions...
[ 50.668395] kmemleak: Automatic memory scanning thread ended
2025/11/17 21:18:15 testing simple program...
[ 50.750958] cgroup: Unknown subsys name 'net'
[ 50.807605] cgroup: Unknown subsys name 'cpuset'
[ 50.822544] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
21:18:14 Registers:
info registers vcpu 0
RAX=0000000000000046 RBX=0000000000000286 RCX=ffffffff817d97d6 RDX=0000000000000000
RSI=0000000000000008 RDI=ffff88806ce31cd0 RBP=ffffffff85f109a0 RSP=ffff888017557678
R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000001
R12=ffff8880072f2c80 R13=0000000000000020 R14=0000000000000001 R15=0000000000000286
RIP=ffffffff81526d83 RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007fc8c6cb3900 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe2f00000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fc8c6c92020 CR3=000000001fbbb000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469
XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f
XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a
XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000
XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=dffffc0000000000 RBX=ffff8880e548f000 RCX=0000000000000001 RDX=0000000000000000
RSI=ffff888015dafcc8 RDI=ffff88806cf31cd0 RBP=ffff888015da8000 RSP=ffff888015daf8f0
R8 =0000000000000001 R9 =ffff888015daf9b0 R10=000000000003c9ed R11=0000000000025767
R12=ffff888015daf901 R13=ffff888015daf9b8 R14=ffff888015dafcc8 R15=ffff888015daf970
RIP=ffffffff815bcfa0 RFL=00000216 [----AP-] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f2c8bfec900 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe4f00000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffda68e3f18 CR3=00000000165f9000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134
XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572
XMM04=beb53cbca8f9bbc900000000000ae988 XMM05=411bb18b1feb1f9d000000000031fc50
XMM06=d96330e2d2db8632000000000031dfd8 XMM07=00000000000000000000000000000000
XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000
XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000