[ 45.937464] ------------[ cut here ]------------
[ 45.938408] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.940428] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234
[ 45.941996] Modules linked in:
[ 45.942671] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.944814] Tainted: [W]=WARN
[ 45.945471] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.947078] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.948067] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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
[ 45.951518] RSP: 0018:ffff88801a577bc0 EFLAGS: 00010286
[ 45.952597] RAX: 0000000000000000 RBX: ffffed10034aef78 RCX: ffffffff813a4050
[ 45.954008] RDX: ffff88801755d340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.955376] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034aef2f
[ 45.956765] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.958169] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a577df8
[ 45.959552] FS: 00007f39e939a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 45.961110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.962291] CR2: 00007ffd1cd49ef8 CR3: 000000000cd47000 CR4: 0000000000350ef0
[ 45.963665] Call Trace:
[ 45.964167]
[ 45.964665] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.965641] ? __create_object+0x59/0x80
[ 45.966510] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.967565] __vmalloc_noprof+0x59/0x60
[ 45.968378] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.969315] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.970329] bpf_prog_alloc+0x39/0x200
[ 45.971063] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.972065] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.973030] do_seccomp+0x349/0x25e0
[ 45.973806] ? find_held_lock+0x2b/0x80
[ 45.974646] ? do_prlimit+0x310/0x610
[ 45.975450] ? __pfx_do_seccomp+0x10/0x10
[ 45.976247] ? do_raw_spin_unlock+0x53/0x220
[ 45.977138] ? _raw_spin_unlock+0x1e/0x40
[ 45.977987] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.979022] ? static_key_count+0x60/0x80
[ 45.979878] prctl_set_seccomp+0x4e/0x70
[ 45.980709] __do_sys_prctl+0xe6c/0x1d70
[ 45.981556] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.982500] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.983556] ? irqentry_exit+0xf3/0x650
[ 45.984385] do_syscall_64+0xbf/0x430
[ 45.985130] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.986162] RIP: 0033:0x7f39e988c5cd
[ 45.986910] 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
[ 45.990335] RSP: 002b:00007ffd1cd48b40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.991813] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f39e988c5cd
[ 45.993191] RDX: 0000564a4c0e6e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.994579] RBP: 00007ffd1cd48ba0 R08: 0000000000000000 R09: 00007ffd1cd48240
[ 45.995969] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564a8989c2b0
[ 45.997355] R13: 00007ffd1cd48fd0 R14: 0000564a8989ed20 R15: 0000564a898b08d0
[ 45.998762]
[ 45.999217] irq event stamp: 1725
[ 45.999923] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80
[ 46.001582] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80
[ 46.003241] softirqs last enabled at (1610): [] handle_softirqs+0x50c/0x770
[ 46.004917] softirqs last disabled at (1605): [] __irq_exit_rcu+0xc4/0x100
[ 46.006487] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 49.480361] ------------[ cut here ]------------
[ 49.481240] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.483237] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243
[ 49.484667] Modules linked in:
[ 49.485240] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 49.487237] Tainted: [W]=WARN
[ 49.487819] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.489257] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.490153] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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
[ 49.493289] RSP: 0018:ffff888016abfbc0 EFLAGS: 00010286
[ 49.494213] RAX: 0000000000000000 RBX: ffffed1002d57f78 RCX: ffffffff813a4050
[ 49.495474] RDX: ffff888016975340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.496737] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d57f2f
[ 49.497999] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.499286] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016abfdf8
[ 49.500579] FS: 00007efe54742900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 49.502039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.503106] CR2: 00007efe54c34580 CR3: 000000000e39e000 CR4: 0000000000350ef0
[ 49.504396] Call Trace:
[ 49.504866]
[ 49.505308] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.506186] ? __create_object+0x59/0x80
[ 49.506973] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.507941] __vmalloc_noprof+0x59/0x60
[ 49.508699] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.509575] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.510518] bpf_prog_alloc+0x39/0x200
[ 49.511221] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.512152] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.513056] do_seccomp+0x349/0x25e0
[ 49.513769] ? __pfx_css_rstat_updated+0x10/0x10
[ 49.514681] ? __pfx_do_seccomp+0x10/0x10
[ 49.515477] ? find_held_lock+0x2b/0x80
[ 49.516202] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.517173] ? static_key_count+0x60/0x80
[ 49.517976] prctl_set_seccomp+0x4e/0x70
[ 49.518743] __do_sys_prctl+0xe6c/0x1d70
[ 49.519526] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.520390] ? trace_irq_enable.constprop.0+0x26/0x100
[ 49.521358] do_syscall_64+0xbf/0x430
[ 49.522071] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.523027] RIP: 0033:0x7efe54c345cd
[ 49.523727] 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
[ 49.526921] RSP: 002b:00007ffc9b2baa40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.528297] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efe54c345cd
[ 49.529593] RDX: 00005559ce8cde00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.530893] RBP: 00007ffc9b2baaa0 R08: 0000000000000000 R09: 00007ffc9b2ba140
[ 49.532184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555a07bbbad0
[ 49.533473] R13: 00007ffc9b2baed0 R14: 0000555a07bbcbc0 R15: 0000555a07bcd780
[ 49.534794]
[ 49.535221] irq event stamp: 1661
[ 49.535873] hardirqs last enabled at (1671): [] __up_console_sem+0x78/0x80
[ 49.537397] hardirqs last disabled at (1680): [] __up_console_sem+0x5d/0x80
[ 49.538932] softirqs last enabled at (1380): [] handle_softirqs+0x50c/0x770
[ 49.540475] softirqs last disabled at (1375): [] __irq_exit_rcu+0xc4/0x100
[ 49.542005] ---[ end trace 0000000000000000 ]---
[ 50.327970] ------------[ cut here ]------------
[ 50.328899] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 50.330927] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250
[ 50.332409] Modules linked in:
[ 50.333005] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 50.334978] Tainted: [W]=WARN
[ 50.335577] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.337064] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 50.338001] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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
[ 50.341197] RSP: 0018:ffff88800efc7bc0 EFLAGS: 00010286
[ 50.342207] RAX: 0000000000000000 RBX: ffffed1001df8f78 RCX: ffffffff813a4050
[ 50.343492] RDX: ffff888015ec9bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 50.344758] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001df8f2f
[ 50.346083] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 50.347379] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800efc7df8
[ 50.348682] FS: 00007ff44418d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 50.350140] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.351204] CR2: 00007ff4446f34a6 CR3: 000000000dc1d000 CR4: 0000000000350ef0
[ 50.352505] Call Trace:
[ 50.352975]
[ 50.353429] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 50.354340] ? __create_object+0x59/0x80
[ 50.355077] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 50.356038] __vmalloc_noprof+0x59/0x60
[ 50.356787] bpf_prog_alloc_no_stats+0x55/0x470
[ 50.357660] ? __pfx_seccomp_check_filter+0x10/0x10
[ 50.358599] bpf_prog_alloc+0x39/0x200
[ 50.359343] ? __pfx_seccomp_check_filter+0x10/0x10
[ 50.360243] bpf_prog_create_from_user+0xb2/0x2f0
[ 50.361155] do_seccomp+0x349/0x25e0
[ 50.361865] ? find_held_lock+0x2b/0x80
[ 50.362651] ? do_prlimit+0x310/0x610
[ 50.363404] ? __pfx_do_seccomp+0x10/0x10
[ 50.364150] ? do_raw_spin_unlock+0x53/0x220
[ 50.364979] ? _raw_spin_unlock+0x1e/0x40
[ 50.365763] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 50.366742] ? static_key_count+0x60/0x80
[ 50.367541] prctl_set_seccomp+0x4e/0x70
[ 50.368320] __do_sys_prctl+0xe6c/0x1d70
[ 50.369076] ? __pfx___do_sys_prctl+0x10/0x10
[ 50.369938] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 50.370923] ? irqentry_exit+0xf3/0x650
[ 50.371699] do_syscall_64+0xbf/0x430
[ 50.372449] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 50.373417] RIP: 0033:0x7ff44467f5cd
[ 50.374086] 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
[ 50.377307] RSP: 002b:00007fffe4aa6060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 50.378701] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff44467f5cd
[ 50.379981] RDX: 000055a896621e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 50.381284] RBP: 00007fffe4aa60c0 R08: 0000000000000000 R09: 00007fffe4aa5760
[ 50.382602] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a8cf8042b0
[ 50.383888] R13: 00007fffe4aa64f0 R14: 000055a8cf806d20 R15: 000055a8cf8188d0
[ 50.385215]
[ 50.385683] irq event stamp: 1707
[ 50.386348] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80
[ 50.387876] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80
[ 50.389409] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770
[ 50.390965] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100
[ 50.392496] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:15697' (ECDSA) to the list of known hosts.
2025/11/18 15:08:39 fuzzer started
2025/11/18 15:08:39 dialing manager at localhost:34383
2025/11/18 15:08:39 checking machine...
2025/11/18 15:08:39 checking revisions...
[ 51.279712] kmemleak: Automatic memory scanning thread ended
2025/11/18 15:08:39 testing simple program...
[ 51.366479] cgroup: Unknown subsys name 'net'
[ 51.414187] cgroup: Unknown subsys name 'cpuset'
[ 51.432094] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
15:08:39 Registers:
info registers vcpu 0
RAX=0000000000022000 RBX=ffff888013f20000 RCX=0000000000000001 RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888013f20a58 RSP=ffff88806ce088c8
R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000
R12=ffff888013f20aa8 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff815270c5 RFL=00000056 [---ZAP-] 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 00007f3b248e5900 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe5e00000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=0000555a07be0768 CR3=000000000d9e9000 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=914396ee15cef73b00000000000ae988 XMM05=13d75363679812aa0000000000321388
XMM06=52e2ff690097d3350000000000320430 XMM07=00000000000000000000000000000000
XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000020000 RBX=ffff888015ecb780 RCX=0000000000000000 RDX=0000000000020005
RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888015ecc1d8 RSP=ffff88801649f5a8
R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000
R12=ffff888015ecc1d8 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff815270cc RFL=00000006 [-----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 00007efe54742900 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe2500000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffc9b2b4000 CR3=000000000b6c7000 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