[ 45.571178] ------------[ cut here ]------------
[ 45.571621] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.572628] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232
[ 45.573289] Modules linked in:
[ 45.573597] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 45.574522] Tainted: [W]=WARN
[ 45.574777] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.575455] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.575855] 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
[ 45.577333] RSP: 0018:ffff8880172dfbc0 EFLAGS: 00010286
[ 45.577796] RAX: 0000000000000000 RBX: ffffed1002e5bf78 RCX: ffffffff813a4050
[ 45.578375] RDX: ffff88801c925340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.578972] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e5bf2f
[ 45.579566] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.580156] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880172dfdf8
[ 45.580741] FS: 00007fdae12ae900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.581400] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.581904] CR2: 00007fff11a55ef8 CR3: 000000001d78c000 CR4: 0000000000350ef0
[ 45.582499] Call Trace:
[ 45.582717]
[ 45.582907] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.583298] ? __create_object+0x59/0x80
[ 45.583665] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.584093] __vmalloc_noprof+0x59/0x60
[ 45.584449] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.584834] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.585240] bpf_prog_alloc+0x39/0x200
[ 45.585595] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.586007] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.586404] do_seccomp+0x349/0x25e0
[ 45.586745] ? find_held_lock+0x2b/0x80
[ 45.587073] ? do_prlimit+0x310/0x610
[ 45.587392] ? __pfx_do_seccomp+0x10/0x10
[ 45.587753] ? do_raw_spin_unlock+0x53/0x220
[ 45.588166] ? _raw_spin_unlock+0x1e/0x40
[ 45.588586] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.589077] ? static_key_count+0x60/0x80
[ 45.589538] prctl_set_seccomp+0x4e/0x70
[ 45.589875] __do_sys_prctl+0xe6c/0x1d70
[ 45.590216] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.590613] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.591042] ? irqentry_exit+0xf3/0x650
[ 45.591373] do_syscall_64+0xbf/0x430
[ 45.591727] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.592164] RIP: 0033:0x7fdae17a05cd
[ 45.592816] 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
[ 45.594303] RSP: 002b:00007fff11a53620 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.594938] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdae17a05cd
[ 45.595533] RDX: 000055e5e5573e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.596112] RBP: 00007fff11a53680 R08: 0000000000000000 R09: 00007fff11a52d20
[ 45.596710] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e5ee68ead0
[ 45.597280] R13: 00007fff11a53ab0 R14: 000055e5ee68fbc0 R15: 000055e5ee6a0780
[ 45.597893]
[ 45.598091] irq event stamp: 1753
[ 45.598370] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80
[ 45.599076] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80
[ 45.599788] softirqs last enabled at (1308): [] handle_softirqs+0x50c/0x770
[ 45.600502] softirqs last disabled at (1299): [] __irq_exit_rcu+0xc4/0x100
[ 45.601190] ---[ end trace 0000000000000000 ]---
[[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
[ 45.920651] audit: type=1400 audit(1763392998.598:6): avc: denied { checkpoint_restore } for pid=218 comm="agetty" capability=40 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.880225] ------------[ cut here ]------------
[ 48.881156] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.883240] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240
[ 48.884905] Modules linked in:
[ 48.885568] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 48.887529] Tainted: [W]=WARN
[ 48.888072] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.889542] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.890396] 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
[ 48.893592] RSP: 0018:ffff888015ecfbc0 EFLAGS: 00010286
[ 48.894559] RAX: 0000000000000000 RBX: ffffed1002bd9f78 RCX: ffffffff813a4050
[ 48.895829] RDX: ffff8880071f8000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.897083] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bd9f2f
[ 48.898362] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.899632] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ecfdf8
[ 48.900905] FS: 00007f3c364f1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 48.902353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.903432] CR2: 00007f3c369e3580 CR3: 00000000204af000 CR4: 0000000000350ef0
[ 48.904706] Call Trace:
[ 48.905178]
[ 48.905670] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.906574] ? __create_object+0x59/0x80
[ 48.907306] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.908281] __vmalloc_noprof+0x59/0x60
[ 48.909024] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.909917] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.910849] bpf_prog_alloc+0x39/0x200
[ 48.911581] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.912515] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.913372] do_seccomp+0x349/0x25e0
[ 48.914125] ? __pfx_css_rstat_updated+0x10/0x10
[ 48.915029] ? __pfx_do_seccomp+0x10/0x10
[ 48.915817] ? find_held_lock+0x2b/0x80
[ 48.916588] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.917572] ? static_key_count+0x60/0x80
[ 48.918327] prctl_set_seccomp+0x4e/0x70
[ 48.919095] __do_sys_prctl+0xe6c/0x1d70
[ 48.919872] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.920731] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.921721] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.922687] ? irqentry_exit+0xf3/0x650
[ 48.923462] do_syscall_64+0xbf/0x430
[ 48.924145] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.925099] RIP: 0033:0x7f3c369e35cd
[ 48.925825] 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
[ 48.928987] RSP: 002b:00007ffe6566fa90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.930364] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3c369e35cd
[ 48.931668] RDX: 0000558294228e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.932974] RBP: 00007ffe6566faf0 R08: 0000000000000000 R09: 00007ffe6566f190
[ 48.934269] R10: 0000000000000000 R11: 0000000000000246 R12: 00005582b93c8ad0
[ 48.935557] R13: 00007ffe6566ff20 R14: 00005582b93c9bc0 R15: 00005582b93da780
[ 48.936877]
[ 48.937299] irq event stamp: 1769
[ 48.937959] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80
[ 48.939495] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80
[ 48.941030] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770
[ 48.942486] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100
[ 48.943785] ---[ end trace 0000000000000000 ]---
[ 49.613062] ------------[ cut here ]------------
[ 49.614130] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.616393] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247
[ 49.618018] Modules linked in:
[ 49.618736] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 49.621200] Tainted: [W]=WARN
[ 49.621890] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.623526] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.624540] 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
[ 49.628058] RSP: 0018:ffff8880177afbc0 EFLAGS: 00010286
[ 49.629157] RAX: 0000000000000000 RBX: ffffed1002ef5f78 RCX: ffffffff813a4050
[ 49.630599] RDX: ffff888017038000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.632020] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef5f2f
[ 49.633479] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.634890] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177afdf8
[ 49.636304] FS: 00007f7d53d1f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 49.637935] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.639097] CR2: 00007ffc3b504ef8 CR3: 0000000017af2000 CR4: 0000000000350ef0
[ 49.640505] Call Trace:
[ 49.641013]
[ 49.641534] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.642530] ? __create_object+0x59/0x80
[ 49.643328] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.644395] __vmalloc_noprof+0x59/0x60
[ 49.645580] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.646550] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.647784] bpf_prog_alloc+0x39/0x200
[ 49.648710] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.649754] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.651045] do_seccomp+0x349/0x25e0
[ 49.651861] ? find_held_lock+0x2b/0x80
[ 49.652693] ? do_prlimit+0x310/0x610
[ 49.653527] ? __pfx_do_seccomp+0x10/0x10
[ 49.654367] ? do_raw_spin_unlock+0x53/0x220
[ 49.655296] ? _raw_spin_unlock+0x1e/0x40
[ 49.656156] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.657225] ? static_key_count+0x60/0x80
[ 49.658126] prctl_set_seccomp+0x4e/0x70
[ 49.659288] __do_sys_prctl+0xe6c/0x1d70
[ 49.660278] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.661222] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.662540] ? irqentry_exit+0xf3/0x650
[ 49.663346] do_syscall_64+0xbf/0x430
[ 49.664279] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.665472] RIP: 0033:0x7f7d542115cd
[ 49.666317] 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
[ 49.668524] RSP: 002b:00007ffc3b503eb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.669265] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7d542115cd
[ 49.670022] RDX: 0000563fd5e4be00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.670657] RBP: 00007ffc3b503f10 R08: 0000000000000000 R09: 00007ffc3b5035b0
[ 49.671320] R10: 0000000000000000 R11: 0000000000000246 R12: 000056400648ead0
[ 49.672073] R13: 00007ffc3b504340 R14: 000056400648fbc0 R15: 00005640064a0780
[ 49.672715]
[ 49.672928] irq event stamp: 1887
[ 49.673220] hardirqs last enabled at (1895): [] __up_console_sem+0x78/0x80
[ 49.673984] hardirqs last disabled at (1904): [] __up_console_sem+0x5d/0x80
[ 49.674733] softirqs last enabled at (1810): [] handle_softirqs+0x50c/0x770
[ 49.675615] softirqs last disabled at (1923): [] __irq_exit_rcu+0xc4/0x100
[ 49.676340] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:51568' (ECDSA) to the list of known hosts.
2025/11/17 15:23:22 fuzzer started
2025/11/17 15:23:22 dialing manager at localhost:37895
2025/11/17 15:23:23 checking machine...
2025/11/17 15:23:23 checking revisions...
[ 50.463536] kmemleak: Automatic memory scanning thread ended
2025/11/17 15:23:23 testing simple program...
[ 50.539209] cgroup: Unknown subsys name 'net'
[ 50.607540] cgroup: Unknown subsys name 'cpuset'
[ 50.620346] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
15:23:22 Registers:
info registers vcpu 0
RAX=00007f3c364c0008 RBX=00007f3c364bfe40 RCX=0000000000000002 RDX=00007f3c36aa6878
RSI=0000000000000002 RDI=00007f3c364c0008 RBP=00007ffe6566efb0 RSP=00007ffe6566efb0
R8 =00005582b93c40d0 R9 =0000000000000000 R10=0000000000000003 R11=0000000200000000
R12=00005582b93e3ec0 R13=0000000000000021 R14=0000000000000020 R15=0000000000000000
RIP=00007f3c364bd0df RFL=00000246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA]
SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f3c364f1900 00000000 00000000
GS =0000 0000000000000000 00000000 00000000
LDT=0000 fffffe6300000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f3c364c0008 CR3=000000001d47c000 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=ffff88800e44da68 RBX=ffff88800e44da68 RCX=ffff888008c4b780 RDX=ffffea0000391340
RSI=0000000000000000 RDI=ffff888008c4b701 RBP=0000000000000000 RSP=ffff88801a4c7b30
R8 =0000000000000001 R9 =ffffffff81b2e2bb R10=ffffea0000392980 R11=0000000000000001
R12=0000000000000000 R13=ffff88801a4c7b68 R14=ffff88800e4a6000 R15=ffff88800e4a6000
RIP=ffffffff81b2e306 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 00007fbac6deb900 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe7c00000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffd1f92b808 CR3=000000000e237000 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=ffffffffffff00000000000000000000
XMM02=ffffffffffff00000000000000000000 XMM03=00000000000000000000000000000000
XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000073707574726174732064 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000