[ 45.348601] ------------[ cut here ]------------
[ 45.349590] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.351774] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234
[ 45.353239] Modules linked in:
[ 45.353907] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 45.355945] Tainted: [W]=WARN
[ 45.356558] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.358070] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.359014] 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
[ 45.362257] RSP: 0018:ffff88801afefbc0 EFLAGS: 00010286
[ 45.363258] RAX: 0000000000000000 RBX: ffffed10035fdf78 RCX: ffffffff813a4050
[ 45.364561] RDX: ffff888016c7b780 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.365867] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035fdf2f
[ 45.367152] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.368425] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801afefdf8
[ 45.369711] FS: 00007f5b7e030900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.371137] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.372195] CR2: 00007fffadb43ef7 CR3: 000000000b8c7000 CR4: 0000000000350ef0
[ 45.373493] Call Trace:
[ 45.373965]
[ 45.374420] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.375273] ? __create_object+0x59/0x80
[ 45.376052] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.377008] __vmalloc_noprof+0x59/0x60
[ 45.377761] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.378646] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.379570] bpf_prog_alloc+0x39/0x200
[ 45.380257] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.381190] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.382094] do_seccomp+0x349/0x25e0
[ 45.382812] ? find_held_lock+0x2b/0x80
[ 45.383577] ? do_prlimit+0x310/0x610
[ 45.384283] ? __pfx_do_seccomp+0x10/0x10
[ 45.385075] ? do_raw_spin_unlock+0x53/0x220
[ 45.385927] ? _raw_spin_unlock+0x1e/0x40
[ 45.386704] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.387659] ? static_key_count+0x60/0x80
[ 45.388456] prctl_set_seccomp+0x4e/0x70
[ 45.389180] __do_sys_prctl+0xe6c/0x1d70
[ 45.389967] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.390829] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.391801] ? irqentry_exit+0xf3/0x650
[ 45.392558] do_syscall_64+0xbf/0x430
[ 45.393277] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.394226] RIP: 0033:0x7f5b7e5225cd
[ 45.394927] 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
[ 45.398093] RSP: 002b:00007fffadb424f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.399444] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b7e5225cd
[ 45.400726] RDX: 0000562d034cce00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.402032] RBP: 00007fffadb42550 R08: 0000000000000000 R09: 00007fffadb41bf0
[ 45.403307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562d185d1b10
[ 45.404578] R13: 00007fffadb42980 R14: 0000562d185d22b0 R15: 0000562d185e66f0
[ 45.405890]
[ 45.406309] irq event stamp: 1835
[ 45.406953] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80
[ 45.408456] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80
[ 45.409994] softirqs last enabled at (1794): [] handle_softirqs+0x50c/0x770
[ 45.411545] softirqs last disabled at (1787): [] __irq_exit_rcu+0xc4/0x100
[ 45.413083] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.402468] ------------[ cut here ]------------
[ 48.403196] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.404900] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241
[ 48.406115] Modules linked in:
[ 48.406631] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 48.408268] Tainted: [W]=WARN
[ 48.408747] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.410095] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.410845] 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
[ 48.413468] RSP: 0018:ffff8880164bfbc0 EFLAGS: 00010286
[ 48.414246] RAX: 0000000000000000 RBX: ffffed1002c97f78 RCX: ffffffff813a4050
[ 48.415284] RDX: ffff88800f13d340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.416340] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c97f2f
[ 48.417404] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.418479] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164bfdf8
[ 48.419532] FS: 00007f3ce21d2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 48.420732] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.421621] CR2: 00005562f3282224 CR3: 000000001f8bb000 CR4: 0000000000350ef0
[ 48.422695] Call Trace:
[ 48.423079]
[ 48.423961] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.424707] ? __create_object+0x59/0x80
[ 48.425316] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.426131] __vmalloc_noprof+0x59/0x60
[ 48.426760] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.427484] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.428224] bpf_prog_alloc+0x39/0x200
[ 48.428835] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.429607] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.430320] do_seccomp+0x349/0x25e0
[ 48.430916] ? finish_task_switch.isra.0+0x294/0x840
[ 48.431711] ? __pfx_do_seccomp+0x10/0x10
[ 48.432327] ? __schedule+0xf2c/0x3d40
[ 48.432947] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.433783] ? static_key_count+0x60/0x80
[ 48.434449] prctl_set_seccomp+0x4e/0x70
[ 48.435054] __do_sys_prctl+0xe6c/0x1d70
[ 48.435699] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.436414] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.437182] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.438005] ? irqentry_exit+0xf3/0x650
[ 48.438636] do_syscall_64+0xbf/0x430
[ 48.439221] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.440014] RIP: 0033:0x7f3ce26c45cd
[ 48.440601] 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
[ 48.443240] RSP: 002b:00007ffd489a1fa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.444374] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3ce26c45cd
[ 48.445440] RDX: 00005562f327fe00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.446528] RBP: 00007ffd489a2000 R08: 0000000000000000 R09: 00007ffd489a16a0
[ 48.447600] R10: 0000000000000000 R11: 0000000000000246 R12: 00005562fc006ad0
[ 48.448669] R13: 00007ffd489a2430 R14: 00005562fc007bc0 R15: 00005562fc018780
[ 48.449757]
[ 48.450109] irq event stamp: 1727
[ 48.450642] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80
[ 48.451921] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80
[ 48.453182] softirqs last enabled at (1546): [] handle_softirqs+0x50c/0x770
[ 48.454469] softirqs last disabled at (1539): [] __irq_exit_rcu+0xc4/0x100
[ 48.455726] ---[ end trace 0000000000000000 ]---
[ 49.262740] ------------[ cut here ]------------
[ 49.263702] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.265744] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248
[ 49.267263] Modules linked in:
[ 49.267905] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 49.269929] Tainted: [W]=WARN
[ 49.270542] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.272048] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.272996] 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
[ 49.276177] RSP: 0018:ffff888015ddfbc0 EFLAGS: 00010286
[ 49.277165] RAX: 0000000000000000 RBX: ffffed1002bbbf78 RCX: ffffffff813a4050
[ 49.278495] RDX: ffff888016b05340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.279787] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bbbf2f
[ 49.281075] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.282378] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ddfdf8
[ 49.283663] FS: 00007f13c7242900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 49.285132] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.286208] CR2: 00007f13c7734580 CR3: 000000000c978000 CR4: 0000000000350ef0
[ 49.287506] Call Trace:
[ 49.287976]
[ 49.288444] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.289305] ? __create_object+0x59/0x80
[ 49.290127] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.291106] __vmalloc_noprof+0x59/0x60
[ 49.291860] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.292722] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.293673] bpf_prog_alloc+0x39/0x200
[ 49.294410] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.295296] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.296209] do_seccomp+0x349/0x25e0
[ 49.296917] ? __pfx_css_rstat_updated+0x10/0x10
[ 49.297845] ? __pfx_do_seccomp+0x10/0x10
[ 49.298638] ? find_held_lock+0x2b/0x80
[ 49.299406] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.300315] ? static_key_count+0x60/0x80
[ 49.301131] prctl_set_seccomp+0x4e/0x70
[ 49.301926] __do_sys_prctl+0xe6c/0x1d70
[ 49.302721] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.303589] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.304553] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.305529] ? irqentry_exit+0xf3/0x650
[ 49.306268] do_syscall_64+0xbf/0x430
[ 49.307007] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.307974] RIP: 0033:0x7f13c77345cd
[ 49.308681] 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
[ 49.311852] RSP: 002b:00007fff20463a30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.313211] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f13c77345cd
[ 49.314514] RDX: 0000555b2dcc4e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.315808] RBP: 00007fff20463a90 R08: 0000000000000000 R09: 00007fff20463130
[ 49.317086] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555b6cd84b10
[ 49.318397] R13: 00007fff20463ec0 R14: 0000555b6cd852b0 R15: 0000555b6cd996f0
[ 49.319716]
[ 49.320141] irq event stamp: 1729
[ 49.320791] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80
[ 49.322325] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80
[ 49.323872] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770
[ 49.325422] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100
[ 49.326941] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:4426' (ECDSA) to the list of known hosts.
2025/11/17 15:57:08 fuzzer started
2025/11/17 15:57:09 dialing manager at localhost:37895
2025/11/17 15:57:09 checking machine...
2025/11/17 15:57:09 checking revisions...
[ 50.195208] kmemleak: Automatic memory scanning thread ended
2025/11/17 15:57:09 testing simple program...
[ 50.288313] cgroup: Unknown subsys name 'net'
[ 50.356666] cgroup: Unknown subsys name 'cpuset'
[ 50.372690] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
15:57:08 Registers:
info registers vcpu 0
RAX=0000000000000005 RBX=0000000000000001 RCX=ffff888015d4f574 RDX=0000000000000002
RSI=ffffffff85e1ffe0 RDI=ffff8880186c3780 RBP=ffffffff85e1ffe0 RSP=ffff888015d4f538
R8 =ffffffff869d7fd6 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003
R12=ffff8880186c4200 R13=ffff888015d4f574 R14=0000000000000002 R15=0000000000000002
RIP=ffffffff815221f3 RFL=00000002 [-------] 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 00007f3ce21d2900 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe2400000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffd4899c000 CR3=000000001f8fb000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d
XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170
XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f
XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61
XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000
RSI=ffffffff8175a48f RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888013faf888
R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001
R12=0000000000000002 R13=ffffffff8175a48f R14=0000000000000000 R15=ffff888009462140
RIP=ffffffff81b2ace4 RFL=00000297 [--S-APC] 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 00007fc0fbaa5900 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=00005562fc003218 CR3=000000000b67e000 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=2038303a37353a353120373120766f4e XMM01=73732878696e755f6d6170203a5d3034
XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373
XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f
XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037303a37353a3531203731
XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000