[ 45.644003] ------------[ cut here ]------------
[ 45.644974] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.646989] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235
[ 45.648503] Modules linked in:
[ 45.649104] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.651333] Tainted: [W]=WARN
[ 45.651997] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.653462] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.654368] 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
[ 45.657583] RSP: 0018:ffff88800f14fbc0 EFLAGS: 00010286
[ 45.658568] RAX: 0000000000000000 RBX: ffffed1001e29f78 RCX: ffffffff813a4050
[ 45.659875] RDX: ffff888017f9b780 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.661178] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e29f2f
[ 45.662462] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.663782] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f14fdf8
[ 45.665058] FS: 00007ffb085cb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.666508] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.667580] CR2: 00007ffc94a6def8 CR3: 000000000e861000 CR4: 0000000000350ef0
[ 45.668867] Call Trace:
[ 45.669333]
[ 45.669779] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.670686] ? __create_object+0x59/0x80
[ 45.671440] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.672409] __vmalloc_noprof+0x59/0x60
[ 45.673166] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.674051] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.674987] bpf_prog_alloc+0x39/0x200
[ 45.675733] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.676683] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.677591] do_seccomp+0x349/0x25e0
[ 45.678269] ? find_held_lock+0x2b/0x80
[ 45.679037] ? do_prlimit+0x310/0x610
[ 45.679802] ? __pfx_do_seccomp+0x10/0x10
[ 45.680607] ? do_raw_spin_unlock+0x53/0x220
[ 45.681420] ? _raw_spin_unlock+0x1e/0x40
[ 45.682206] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.683195] ? static_key_count+0x60/0x80
[ 45.684001] prctl_set_seccomp+0x4e/0x70
[ 45.684799] __do_sys_prctl+0xe6c/0x1d70
[ 45.685596] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.686427] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.687417] ? irqentry_exit+0xf3/0x650
[ 45.688186] do_syscall_64+0xbf/0x430
[ 45.688930] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.689897] RIP: 0033:0x7ffb08abd5cd
[ 45.690627] 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
[ 45.693813] RSP: 002b:00007ffc94a6b950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.695221] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb08abd5cd
[ 45.696524] RDX: 000055ab66425e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.697799] RBP: 00007ffc94a6b9b0 R08: 0000000000000000 R09: 00007ffc94a6b050
[ 45.699090] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ab7a8edad0
[ 45.700398] R13: 00007ffc94a6bde0 R14: 000055ab7a8eebc0 R15: 000055ab7a8ff780
[ 45.701718]
[ 45.702151] irq event stamp: 1793
[ 45.702805] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80
[ 45.704361] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80
[ 45.705882] softirqs last enabled at (1638): [] handle_softirqs+0x50c/0x770
[ 45.707442] softirqs last disabled at (1633): [] __irq_exit_rcu+0xc4/0x100
[ 45.708987] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.771336] ------------[ cut here ]------------
[ 48.772377] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.774650] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243
[ 48.776331] Modules linked in:
[ 48.777066] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.779353] Tainted: [W]=WARN
[ 48.780045] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.781753] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.782808] 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
[ 48.786472] RSP: 0018:ffff888019dc7bc0 EFLAGS: 00010286
[ 48.787666] RAX: 0000000000000000 RBX: ffffed10033b8f78 RCX: ffffffff813a4050
[ 48.789163] RDX: ffff888009b09bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.790642] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033b8f2f
[ 48.792129] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.793601] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019dc7df8
[ 48.795085] FS: 00007f777b20f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 48.796757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.797987] CR2: 00007ffd6aa21ef8 CR3: 000000001f768000 CR4: 0000000000350ef0
[ 48.799502] Call Trace:
[ 48.800033]
[ 48.800553] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.801587] ? __create_object+0x59/0x80
[ 48.802427] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.803555] __vmalloc_noprof+0x59/0x60
[ 48.804372] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.805378] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.806450] bpf_prog_alloc+0x39/0x200
[ 48.807377] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.808305] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.809204] do_seccomp+0x349/0x25e0
[ 48.810049] ? find_held_lock+0x2b/0x80
[ 48.811013] ? do_prlimit+0x310/0x610
[ 48.811936] ? __pfx_do_seccomp+0x10/0x10
[ 48.812753] ? do_raw_spin_unlock+0x53/0x220
[ 48.813607] ? _raw_spin_unlock+0x1e/0x40
[ 48.814334] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.815343] ? static_key_count+0x60/0x80
[ 48.816182] prctl_set_seccomp+0x4e/0x70
[ 48.816999] __do_sys_prctl+0xe6c/0x1d70
[ 48.817863] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.818753] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.819752] ? irqentry_exit+0xf3/0x650
[ 48.820457] do_syscall_64+0xbf/0x430
[ 48.821216] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.822174] RIP: 0033:0x7f777b7015cd
[ 48.822906] 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
[ 48.826059] RSP: 002b:00007ffd6aa208a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.827463] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f777b7015cd
[ 48.828802] RDX: 000055d7a7dd7e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.830094] RBP: 00007ffd6aa20900 R08: 0000000000000000 R09: 00007ffd6aa1ffa0
[ 48.831411] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d7cd8e6ad0
[ 48.832769] R13: 00007ffd6aa20d30 R14: 000055d7cd8e7bc0 R15: 000055d7cd8f8780
[ 48.834148]
[ 48.834640] irq event stamp: 1757
[ 48.835254] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80
[ 48.836588] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80
[ 48.837864] softirqs last enabled at (1588): [] handle_softirqs+0x50c/0x770
[ 48.839136] softirqs last disabled at (1583): [] __irq_exit_rcu+0xc4/0x100
[ 48.840373] ---[ end trace 0000000000000000 ]---
[ 49.654118] ------------[ cut here ]------------
[ 49.655042] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.657002] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250
[ 49.658430] Modules linked in:
[ 49.659060] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 49.661022] Tainted: [W]=WARN
[ 49.661609] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.663052] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.663969] 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
[ 49.667129] RSP: 0018:ffff888017997bc0 EFLAGS: 00010286
[ 49.668101] RAX: 0000000000000000 RBX: ffffed1002f32f78 RCX: ffffffff813a4050
[ 49.669355] RDX: ffff88801a071bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.670604] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f32f2f
[ 49.671871] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.673130] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017997df8
[ 49.674381] FS: 00007f6ff109a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 49.675796] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.677336] CR2: 00007fff0f295ef8 CR3: 000000000cbe1000 CR4: 0000000000350ef0
[ 49.678602] Call Trace:
[ 49.679083]
[ 49.679543] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.680396] ? __create_object+0x59/0x80
[ 49.681179] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.682159] __vmalloc_noprof+0x59/0x60
[ 49.682913] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.683791] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.684726] bpf_prog_alloc+0x39/0x200
[ 49.685426] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.686355] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.687281] do_seccomp+0x349/0x25e0
[ 49.687988] ? find_held_lock+0x2b/0x80
[ 49.688732] ? do_prlimit+0x310/0x610
[ 49.689427] ? __pfx_do_seccomp+0x10/0x10
[ 49.690203] ? do_raw_spin_unlock+0x53/0x220
[ 49.691038] ? _raw_spin_unlock+0x1e/0x40
[ 49.691810] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.692788] ? static_key_count+0x60/0x80
[ 49.693585] prctl_set_seccomp+0x4e/0x70
[ 49.694308] __do_sys_prctl+0xe6c/0x1d70
[ 49.695075] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.695944] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.696899] ? irqentry_exit+0xf3/0x650
[ 49.697658] do_syscall_64+0xbf/0x430
[ 49.698359] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.699303] RIP: 0033:0x7f6ff158c5cd
[ 49.699996] 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
[ 49.703156] RSP: 002b:00007fff0f294390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.704532] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6ff158c5cd
[ 49.705814] RDX: 00005621e5382e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.707076] RBP: 00007fff0f2943f0 R08: 0000000000000000 R09: 00007fff0f293a90
[ 49.708360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562212b6ead0
[ 49.709615] R13: 00007fff0f294820 R14: 0000562212b6fbc0 R15: 0000562212b80780
[ 49.710923]
[ 49.711366] irq event stamp: 1697
[ 49.712010] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80
[ 49.713525] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80
[ 49.715051] softirqs last enabled at (1456): [] handle_softirqs+0x50c/0x770
[ 49.716584] softirqs last disabled at (1447): [] __irq_exit_rcu+0xc4/0x100
[ 49.718096] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:24903' (ECDSA) to the list of known hosts.
2025/11/19 03:49:13 fuzzer started
2025/11/19 03:49:13 dialing manager at localhost:34383
2025/11/19 03:49:13 checking machine...
2025/11/19 03:49:13 checking revisions...
[ 50.628543] kmemleak: Automatic memory scanning thread ended
2025/11/19 03:49:13 testing simple program...
[ 50.719769] cgroup: Unknown subsys name 'net'
[ 50.779175] cgroup: Unknown subsys name 'cpuset'
[ 50.793091] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
VM DIAGNOSIS:
03:49:12 Registers:
info registers vcpu 0
RAX=0000000000044b23 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00
R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001
R12=ffffffff8664f850 R13=1ffffffff0b80fc7 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 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=00007f4a9fa44000 CR3=000000000b6f9000 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=2032313a39343a333020393120766f4e XMM01=73732878696e755f6d6170203a5d3234
XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3234325b64687373
XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f
XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032313a39343a3330203931
XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff819e961d RDX=ffff888009b0b780
RSI=0000000000000000 RDI=0000000000000005 RBP=ffff88800cf2ea00 RSP=ffff888016a2fb60
R8 =0000000000000000 R9 =ffffed1001ab929c R10=0000000000000001 R11=0000000000000001
R12=800000001fa0e067 R13=0000000000000002 R14=0000000000000000 R15=0000000000007aba
RIP=ffffffff81751e00 RFL=00000202 [-------] 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 =0000 0000000000000000 00000000 00000000
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f777b20f900 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe3d00000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f777b2cb44c CR3=000000000c194000 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=6720646572637465733a4d41503d706f 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