[ 45.374420] ------------[ cut here ]------------
[ 45.375343] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.377662] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241
[ 45.379146] Modules linked in:
[ 45.379745] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.381993] Tainted: [W]=WARN
[ 45.383054] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.384589] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.385516] 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
[ 45.388689] RSP: 0018:ffff888017e5fbc0 EFLAGS: 00010286
[ 45.389668] RAX: 0000000000000000 RBX: ffffed1002fcbf78 RCX: ffffffff813a4050
[ 45.390956] RDX: ffff888015bf8000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.392254] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fcbf2f
[ 45.393552] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.394833] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017e5fdf8
[ 45.396136] FS: 00007f9c85677900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.397594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.398659] CR2: 00007ffcb5b38ef7 CR3: 000000000e46a000 CR4: 0000000000350ef0
[ 45.399955] Call Trace:
[ 45.400477]
[ 45.400905] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.401805] ? __create_object+0x59/0x80
[ 45.402579] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.403553] __vmalloc_noprof+0x59/0x60
[ 45.404319] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.405203] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.406080] bpf_prog_alloc+0x39/0x200
[ 45.406830] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.407751] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.408667] do_seccomp+0x349/0x25e0
[ 45.409388] ? find_held_lock+0x2b/0x80
[ 45.410153] ? do_prlimit+0x310/0x610
[ 45.410863] ? __pfx_do_seccomp+0x10/0x10
[ 45.411666] ? do_raw_spin_unlock+0x53/0x220
[ 45.412507] ? _raw_spin_unlock+0x1e/0x40
[ 45.413288] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.414262] ? static_key_count+0x60/0x80
[ 45.415020] prctl_set_seccomp+0x4e/0x70
[ 45.415805] __do_sys_prctl+0xe6c/0x1d70
[ 45.416592] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.417470] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.418457] ? irqentry_exit+0xf3/0x650
[ 45.419230] do_syscall_64+0xbf/0x430
[ 45.419920] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.420893] RIP: 0033:0x7f9c85b695cd
[ 45.421605] 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
[ 45.424782] RSP: 002b:00007ffcb5b37150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.426143] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c85b695cd
[ 45.427423] RDX: 000055b9a6cd3e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.428740] RBP: 00007ffcb5b371b0 R08: 0000000000000000 R09: 00007ffcb5b36850
[ 45.430035] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b9c4f74240
[ 45.431310] R13: 00007ffcb5b375e0 R14: 000055b9c4f7d380 R15: 000055b9c4f88540
[ 45.432628]
[ 45.433055] irq event stamp: 1879
[ 45.433707] hardirqs last enabled at (1889): [] __up_console_sem+0x78/0x80
[ 45.435245] hardirqs last disabled at (1898): [] __up_console_sem+0x5d/0x80
[ 45.436795] softirqs last enabled at (1754): [] handle_softirqs+0x50c/0x770
[ 45.438333] softirqs last disabled at (1749): [] __irq_exit_rcu+0xc4/0x100
[ 45.439847] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.871394] ------------[ cut here ]------------
[ 48.872328] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.874328] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249
[ 48.875808] Modules linked in:
[ 48.876461] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.878469] Tainted: [W]=WARN
[ 48.879016] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.880522] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.881433] 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
[ 48.884648] RSP: 0018:ffff888016d7fbc0 EFLAGS: 00010286
[ 48.885643] RAX: 0000000000000000 RBX: ffffed1002daff78 RCX: ffffffff813a4050
[ 48.886955] RDX: ffff888016170000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.888248] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002daff2f
[ 48.889541] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.890849] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d7fdf8
[ 48.892146] FS: 00007f963fcf2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 48.893607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.894686] CR2: 00007f96401e4580 CR3: 000000000b796000 CR4: 0000000000350ef0
[ 48.895986] Call Trace:
[ 48.896503]
[ 48.896924] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.897838] ? __create_object+0x59/0x80
[ 48.898633] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.899608] __vmalloc_noprof+0x59/0x60
[ 48.900408] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.901289] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.902223] bpf_prog_alloc+0x39/0x200
[ 48.902926] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.903872] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.904797] do_seccomp+0x349/0x25e0
[ 48.905531] ? __pfx_css_rstat_updated+0x10/0x10
[ 48.906458] ? __pfx_do_seccomp+0x10/0x10
[ 48.907250] ? find_held_lock+0x2b/0x80
[ 48.907972] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.908960] ? static_key_count+0x60/0x80
[ 48.909757] prctl_set_seccomp+0x4e/0x70
[ 48.910546] __do_sys_prctl+0xe6c/0x1d70
[ 48.911337] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.912205] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.913195] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.914173] ? irqentry_exit+0xf3/0x650
[ 48.914909] do_syscall_64+0xbf/0x430
[ 48.915656] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.916623] RIP: 0033:0x7f96401e45cd
[ 48.917343] 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
[ 48.920528] RSP: 002b:00007fff1113a230 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.921896] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96401e45cd
[ 48.923180] RDX: 00005635583ede00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.924493] RBP: 00007fff1113a290 R08: 0000000000000000 R09: 00007fff11139930
[ 48.925811] R10: 0000000000000000 R11: 0000000000000246 R12: 00005635966c1bf0
[ 48.927124] R13: 00007fff1113a6c0 R14: 00005635966cb380 R15: 00005635966d6460
[ 48.928444]
[ 48.928881] irq event stamp: 1759
[ 48.929555] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80
[ 48.931087] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80
[ 48.932662] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770
[ 48.934211] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100
[ 48.935743] ---[ end trace 0000000000000000 ]---
[ 49.727880] ------------[ cut here ]------------
[ 49.728751] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.730415] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/256
[ 49.731585] Modules linked in:
[ 49.732073] CPU: 1 UID: 104 PID: 256 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 49.733696] Tainted: [W]=WARN
[ 49.734185] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.735409] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.736144] 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
[ 49.738670] RSP: 0018:ffff888016c0fbc0 EFLAGS: 00010286
[ 49.739455] RAX: 0000000000000000 RBX: ffffed1002d81f78 RCX: ffffffff813a4050
[ 49.740493] RDX: ffff888016323780 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.741528] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d81f2f
[ 49.742552] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.743580] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c0fdf8
[ 49.744612] FS: 00007efd69eba900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 49.745766] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.746624] CR2: 00007ffdf7d34ef7 CR3: 000000000e6d1000 CR4: 0000000000350ef0
[ 49.747644] Call Trace:
[ 49.748017]
[ 49.748389] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.749077] ? __create_object+0x59/0x80
[ 49.749707] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.750479] __vmalloc_noprof+0x59/0x60
[ 49.751048] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.751740] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.752497] bpf_prog_alloc+0x39/0x200
[ 49.753056] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.753797] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.754518] do_seccomp+0x349/0x25e0
[ 49.755053] ? find_held_lock+0x2b/0x80
[ 49.755657] ? do_prlimit+0x310/0x610
[ 49.756247] ? __pfx_do_seccomp+0x10/0x10
[ 49.756847] ? do_raw_spin_unlock+0x53/0x220
[ 49.757506] ? _raw_spin_unlock+0x1e/0x40
[ 49.758092] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.758866] ? static_key_count+0x60/0x80
[ 49.759509] prctl_set_seccomp+0x4e/0x70
[ 49.760090] __do_sys_prctl+0xe6c/0x1d70
[ 49.760714] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.761411] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.762181] ? irqentry_exit+0xf3/0x650
[ 49.762756] do_syscall_64+0xbf/0x430
[ 49.763346] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.764069] RIP: 0033:0x7efd6a3ac5cd
[ 49.764642] 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
[ 49.767178] RSP: 002b:00007ffdf7d32610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.768269] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efd6a3ac5cd
[ 49.769298] RDX: 000055c0749f0e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.770328] RBP: 00007ffdf7d32670 R08: 0000000000000000 R09: 00007ffdf7d31d10
[ 49.771355] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0a00aead0
[ 49.772390] R13: 00007ffdf7d32aa0 R14: 000055c0a00afbc0 R15: 000055c0a00c0780
[ 49.773440]
[ 49.773782] irq event stamp: 1845
[ 49.774300] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80
[ 49.775520] hardirqs last disabled at (1864): [] __up_console_sem+0x5d/0x80
[ 49.776735] softirqs last enabled at (1392): [] handle_softirqs+0x50c/0x770
[ 49.777959] softirqs last disabled at (1379): [] __irq_exit_rcu+0xc4/0x100
[ 49.779179] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:46007' (ECDSA) to the list of known hosts.
2025/11/19 00:23:07 fuzzer started
2025/11/19 00:23:07 dialing manager at localhost:34383
2025/11/19 00:23:07 checking machine...
2025/11/19 00:23:07 checking revisions...
[ 50.654957] kmemleak: Automatic memory scanning thread ended
2025/11/19 00:23:08 testing simple program...
[ 50.751820] cgroup: Unknown subsys name 'net'
[ 50.823486] cgroup: Unknown subsys name 'cpuset'
[ 50.843612] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
00:23:07 Registers:
info registers vcpu 0
RAX=00000001000000fb RBX=ffff88806cf201b4 RCX=0000000000000830 RDX=0000000000000001
RSI=00000000000000fb RDI=ffffffff85a8dc88 RBP=0000000000000001 RSP=ffff88801b147a98
R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=0000000000000001 R11=0000000000000001
R12=1ffff11003628f59 R13=1ffff11002b29a01 R14=ffff88806cf383c0 R15=0000000000000000
RIP=ffffffff813409ed RFL=00000012 [----A--] 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 00007fcf90c3c700 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe1900000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fffa2d5f858 CR3=0000000009dbe000 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=33323a303020393120766f4e3e38333c XMM01=656e6e6f637369642064657669656365
XMM02=63736964203a31313a30373437332074 XMM03=66207463656e6e6f6373696420646576
XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303734
XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000
XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=dffffc0000000000 RBX=ffffffff81619130 RCX=ffff888009757794 RDX=1ffff110012eaf13
RSI=ffffffff81204b6a RDI=ffff888009757908 RBP=ffff8880097578d8 RSP=ffff888009757830
R8 =0000000000000001 R9 =ffff888009757880 R10=000000000003c9ed R11=0000000000003ecc
R12=ffff888009757908 R13=0000000000000000 R14=ffff8880096fb780 R15=ffff888008c4b780
RIP=ffffffff8161913f RFL=00000286 [--S--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 0000000000000000 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe2c00000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f96402a9618 CR3=0000000013937000 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=6e69676f6c5f6d61702c78756e696c65
XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f
XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f
XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a
XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000