[ 45.737279] ------------[ cut here ]------------
[ 45.738167] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.740154] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233
[ 45.741832] Modules linked in:
[ 45.742525] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.744494] Tainted: [W]=WARN
[ 45.745082] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.746536] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.747437] 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
[ 45.750582] RSP: 0018:ffff888015f07bc0 EFLAGS: 00010286
[ 45.751544] RAX: 0000000000000000 RBX: ffffed1002be0f78 RCX: ffffffff813a4050
[ 45.752817] RDX: ffff888013d60000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.754098] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002be0f2f
[ 45.755374] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.756644] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015f07df8
[ 45.757948] FS: 00007f29e70c6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 45.759359] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.760405] CR2: 00007f29e75b8580 CR3: 000000000e2bc000 CR4: 0000000000350ef0
[ 45.761697] Call Trace:
[ 45.762201]
[ 45.762601] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.763486] ? __create_object+0x59/0x80
[ 45.764262] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.765236] __vmalloc_noprof+0x59/0x60
[ 45.765994] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.766816] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.767733] bpf_prog_alloc+0x39/0x200
[ 45.768466] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.769382] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.770263] do_seccomp+0x349/0x25e0
[ 45.770973] ? __pfx_css_rstat_updated+0x10/0x10
[ 45.771837] ? __pfx_do_seccomp+0x10/0x10
[ 45.772601] ? find_held_lock+0x2b/0x80
[ 45.773365] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.774333] ? static_key_count+0x60/0x80
[ 45.775125] prctl_set_seccomp+0x4e/0x70
[ 45.775835] __do_sys_prctl+0xe6c/0x1d70
[ 45.776607] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.777461] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.778419] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.779376] ? irqentry_exit+0xf3/0x650
[ 45.780133] do_syscall_64+0xbf/0x430
[ 45.780823] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.781780] RIP: 0033:0x7f29e75b85cd
[ 45.782452] 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
[ 45.785639] RSP: 002b:00007ffca143ee30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.786998] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f29e75b85cd
[ 45.788286] RDX: 00005648969bee00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.789570] RBP: 00007ffca143ee90 R08: 0000000000000000 R09: 00007ffca143e530
[ 45.790841] R10: 0000000000000000 R11: 0000000000000246 R12: 00005648be130ad0
[ 45.792093] R13: 00007ffca143f2c0 R14: 00005648be131bc0 R15: 00005648be142780
[ 45.793380]
[ 45.793802] irq event stamp: 1851
[ 45.794230] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80
[ 45.795205] hardirqs last disabled at (1870): [] __up_console_sem+0x5d/0x80
[ 45.796179] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770
[ 45.797157] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100
[ 45.798063] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 47.952496] ------------[ cut here ]------------
[ 47.953474] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 47.955472] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240
[ 47.956906] Modules linked in:
[ 47.957524] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 47.959533] Tainted: [W]=WARN
[ 47.960364] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 47.961875] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 47.962791] 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
[ 47.965937] RSP: 0018:ffff8880195c7bc0 EFLAGS: 00010286
[ 47.966858] RAX: 0000000000000000 RBX: ffffed10032b8f78 RCX: ffffffff813a4050
[ 47.968119] RDX: ffff8880195db780 RSI: ffffffff813a405e RDI: 0000000000000001
[ 47.969418] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032b8f2f
[ 47.970684] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 47.971956] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880195c7df8
[ 47.973254] FS: 00007fe3ede2d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 47.974681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.975730] CR2: 00007ffdee8bdef7 CR3: 000000000dca4000 CR4: 0000000000350ef0
[ 47.977004] Call Trace:
[ 47.977471]
[ 47.977883] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 47.978789] ? __create_object+0x59/0x80
[ 47.979570] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 47.980531] __vmalloc_noprof+0x59/0x60
[ 47.981295] bpf_prog_alloc_no_stats+0x55/0x470
[ 47.982159] ? __pfx_seccomp_check_filter+0x10/0x10
[ 47.983085] bpf_prog_alloc+0x39/0x200
[ 47.983772] ? __pfx_seccomp_check_filter+0x10/0x10
[ 47.984687] bpf_prog_create_from_user+0xb2/0x2f0
[ 47.985601] do_seccomp+0x349/0x25e0
[ 47.986315] ? find_held_lock+0x2b/0x80
[ 47.987068] ? do_prlimit+0x310/0x610
[ 47.987761] ? __pfx_do_seccomp+0x10/0x10
[ 47.988553] ? do_raw_spin_unlock+0x53/0x220
[ 47.989385] ? _raw_spin_unlock+0x1e/0x40
[ 47.990163] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 47.991132] ? static_key_count+0x60/0x80
[ 47.991887] prctl_set_seccomp+0x4e/0x70
[ 47.992659] __do_sys_prctl+0xe6c/0x1d70
[ 47.993447] ? __pfx___do_sys_prctl+0x10/0x10
[ 47.994291] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 47.995241] ? irqentry_exit+0xf3/0x650
[ 47.995995] do_syscall_64+0xbf/0x430
[ 47.996691] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 47.997641] RIP: 0033:0x7fe3ee31f5cd
[ 47.998334] 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
[ 48.001522] RSP: 002b:00007ffdee8bbd40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.002872] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3ee31f5cd
[ 48.004147] RDX: 000055bdb20afe00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.005442] RBP: 00007ffdee8bbda0 R08: 0000000000000000 R09: 00007ffdee8bb440
[ 48.006708] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bdceabfbf0
[ 48.008006] R13: 00007ffdee8bc1d0 R14: 000055bdceac9380 R15: 000055bdcead4460
[ 48.009325]
[ 48.009747] irq event stamp: 1835
[ 48.010334] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80
[ 48.011593] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80
[ 48.012840] softirqs last enabled at (1848): [] handle_softirqs+0x50c/0x770
[ 48.014113] softirqs last disabled at (1843): [] __irq_exit_rcu+0xc4/0x100
[ 48.015347] ---[ end trace 0000000000000000 ]---
[ 48.666119] ------------[ cut here ]------------
[ 48.667029] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.669076] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248
[ 48.670580] Modules linked in:
[ 48.671208] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.673184] Tainted: [W]=WARN
[ 48.673743] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.675198] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.676107] 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
[ 48.679263] RSP: 0018:ffff888018417bc0 EFLAGS: 00010286
[ 48.680228] RAX: 0000000000000000 RBX: ffffed1003082f78 RCX: ffffffff813a4050
[ 48.681512] RDX: ffff88801772d340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.682781] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003082f2f
[ 48.684053] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.685335] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018417df8
[ 48.686604] FS: 00007fd3908fd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 48.688033] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.689087] CR2: 00007ffd38040ef7 CR3: 0000000020380000 CR4: 0000000000350ef0
[ 48.690367] Call Trace:
[ 48.690830]
[ 48.691275] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.692162] ? __create_object+0x59/0x80
[ 48.692895] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.693857] __vmalloc_noprof+0x59/0x60
[ 48.694666] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.695541] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.696465] bpf_prog_alloc+0x39/0x200
[ 48.697194] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.698156] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.699426] do_seccomp+0x349/0x25e0
[ 48.700303] ? find_held_lock+0x2b/0x80
[ 48.701058] ? do_prlimit+0x310/0x610
[ 48.701767] ? __pfx_do_seccomp+0x10/0x10
[ 48.702535] ? do_raw_spin_unlock+0x53/0x220
[ 48.703354] ? _raw_spin_unlock+0x1e/0x40
[ 48.704119] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.705066] ? static_key_count+0x60/0x80
[ 48.705828] prctl_set_seccomp+0x4e/0x70
[ 48.706593] __do_sys_prctl+0xe6c/0x1d70
[ 48.707411] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.708265] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.709234] ? irqentry_exit+0xf3/0x650
[ 48.709990] do_syscall_64+0xbf/0x430
[ 48.710685] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.711857] RIP: 0033:0x7fd390def5cd
[ 48.712760] 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
[ 48.716062] RSP: 002b:00007ffd3803f7f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.717433] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd390def5cd
[ 48.718702] RDX: 00005642110e7e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.719969] RBP: 00007ffd3803f850 R08: 0000000000000000 R09: 00007ffd3803eef0
[ 48.721263] R10: 0000000000000000 R11: 0000000000000246 R12: 000056423d4d3bf0
[ 48.722541] R13: 00007ffd3803fc80 R14: 000056423d4dd380 R15: 000056423d4e8460
[ 48.723838]
[ 48.724295] irq event stamp: 1793
[ 48.724901] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80
[ 48.726451] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80
[ 48.727956] softirqs last enabled at (1760): [] handle_softirqs+0x50c/0x770
[ 48.729501] softirqs last disabled at (1753): [] __irq_exit_rcu+0xc4/0x100
[ 48.731009] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:37469' (ECDSA) to the list of known hosts.
2025/11/18 15:00:16 fuzzer started
2025/11/18 15:00:16 dialing manager at localhost:34383
2025/11/18 15:00:16 checking machine...
2025/11/18 15:00:16 checking revisions...
[ 49.563650] kmemleak: Automatic memory scanning thread ended
2025/11/18 15:00:17 testing simple program...
[ 49.641808] cgroup: Unknown subsys name 'net'
[ 49.712097] cgroup: Unknown subsys name 'cpuset'
[ 49.724830] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
15:00:16 Registers:
info registers vcpu 0
RAX=000000002b05d62a RBX=000000005c9ca772 RCX=ffff88800f5fb740 RDX=000000000000000b
RSI=0000000090494eb8 RDI=0000000000000001 RBP=0000000000000000 RSP=ffff8880167d77a0
R8 =0000000039a5d107 R9 =ffff88806c7a7720 R10=0000000000000001 R11=0000000000000001
R12=0000000000000000 R13=0000000000000000 R14=ffff8880167d7808 R15=000000000000000b
RIP=ffffffff82642ba6 RFL=00000282 [--S----] 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 00007fe3ede2d900 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe4f00000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fe3ede0c020 CR3=000000002017f000 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=00000000000284cb RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58
R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001
R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1
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 0000000000000000 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe4c00000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffe99f40b28 CR3=0000000005c8a000 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=00007eff14d365100000562719a92790
XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074
XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a
XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff
XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff
XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000