[ 39.069308] ------------[ cut here ]------------ [ 39.070246] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.072218] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.073680] Modules linked in: [ 39.074329] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.076310] Tainted: [W]=WARN [ 39.076913] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.078394] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.079319] 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 [ 39.082515] RSP: 0018:ffff8880161b7bc0 EFLAGS: 00010286 [ 39.083495] RAX: 0000000000000000 RBX: ffffed1002c36f78 RCX: ffffffff813a4050 [ 39.084775] RDX: ffff88800f1f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.086078] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c36f2f [ 39.087373] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.088668] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880161b7df8 [ 39.089963] FS: 00007f4ed9fc4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.091404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.092473] CR2: 00007f4eda4b6580 CR3: 000000000e844000 CR4: 0000000000350ef0 [ 39.093774] Call Trace: [ 39.094250] [ 39.094663] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.095564] ? __create_object+0x59/0x80 [ 39.096331] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.097310] __vmalloc_noprof+0x59/0x60 [ 39.098096] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.098969] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.099920] bpf_prog_alloc+0x39/0x200 [ 39.100622] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.101554] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.102457] do_seccomp+0x349/0x25e0 [ 39.103171] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.104083] ? __pfx_do_seccomp+0x10/0x10 [ 39.104872] ? find_held_lock+0x2b/0x80 [ 39.105587] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.106549] ? static_key_count+0x60/0x80 [ 39.107343] prctl_set_seccomp+0x4e/0x70 [ 39.108123] __do_sys_prctl+0xe6c/0x1d70 [ 39.108903] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.109766] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.110691] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.111678] ? irqentry_exit+0xf3/0x650 [ 39.112449] do_syscall_64+0xbf/0x430 [ 39.113201] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.114185] RIP: 0033:0x7f4eda4b65cd [ 39.114891] 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 [ 39.118108] RSP: 002b:00007ffd86272bd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.119470] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4eda4b65cd [ 39.120772] RDX: 000055a4275ebe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.122073] RBP: 00007ffd86272c30 R08: 0000000000000000 R09: 00007ffd862722d0 [ 39.123372] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4314dfad0 [ 39.124672] R13: 00007ffd86273060 R14: 000055a4314e0bc0 R15: 000055a4314f1780 [ 39.125997] [ 39.126334] irq event stamp: 1791 [ 39.126715] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 39.127679] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 39.128659] softirqs last enabled at (1770): [] handle_softirqs+0x50c/0x770 [ 39.129646] softirqs last disabled at (1765): [] __irq_exit_rcu+0xc4/0x100 [ 39.130533] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.630232] ------------[ cut here ]------------ [ 42.631156] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.633130] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 42.634602] Modules linked in: [ 42.635225] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.637181] Tainted: [W]=WARN [ 42.637783] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.639254] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.640192] 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 [ 42.643379] RSP: 0018:ffff88801a30fbc0 EFLAGS: 00010286 [ 42.644341] RAX: 0000000000000000 RBX: ffffed1003461f78 RCX: ffffffff813a4050 [ 42.645638] RDX: ffff888015c28000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.646938] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003461f2f [ 42.648228] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.649516] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a30fdf8 [ 42.650819] FS: 00007fa25f471900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.652240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.653271] CR2: 00007fa25f963580 CR3: 000000000dfba000 CR4: 0000000000350ef0 [ 42.654562] Call Trace: [ 42.655063] [ 42.655480] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.656354] ? __create_object+0x59/0x80 [ 42.657135] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.658102] __vmalloc_noprof+0x59/0x60 [ 42.658856] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.659666] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.660583] bpf_prog_alloc+0x39/0x200 [ 42.661295] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.662224] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.663126] do_seccomp+0x349/0x25e0 [ 42.663835] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.664675] ? __pfx_do_seccomp+0x10/0x10 [ 42.665483] ? find_held_lock+0x2b/0x80 [ 42.666243] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.667219] ? static_key_count+0x60/0x80 [ 42.668027] prctl_set_seccomp+0x4e/0x70 [ 42.668806] __do_sys_prctl+0xe6c/0x1d70 [ 42.669548] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.670417] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.671376] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.672351] ? irqentry_exit+0xf3/0x650 [ 42.673122] do_syscall_64+0xbf/0x430 [ 42.673861] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.674827] RIP: 0033:0x7fa25f9635cd [ 42.675482] 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 [ 42.678702] RSP: 002b:00007ffdc2f42f70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.680092] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa25f9635cd [ 42.681375] RDX: 00005583ad0a4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.682678] RBP: 00007ffdc2f42fd0 R08: 0000000000000000 R09: 00007ffdc2f42670 [ 42.683980] R10: 0000000000000000 R11: 0000000000000246 R12: 00005583ae321b10 [ 42.685263] R13: 00007ffdc2f43400 R14: 00005583ae3222b0 R15: 00005583ae3366f0 [ 42.686571] [ 42.687030] irq event stamp: 1747 [ 42.687636] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 42.689179] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 42.690752] softirqs last enabled at (1300): [] handle_softirqs+0x50c/0x770 [ 42.692314] softirqs last disabled at (1295): [] __irq_exit_rcu+0xc4/0x100 [ 42.693826] ---[ end trace 0000000000000000 ]--- [ 43.471322] ------------[ cut here ]------------ [ 43.472242] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.474260] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.475784] Modules linked in: [ 43.476382] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.478347] Tainted: [W]=WARN [ 43.478946] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.480431] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.481595] 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 [ 43.484871] RSP: 0018:ffff888017617bc0 EFLAGS: 00010286 [ 43.485867] RAX: 0000000000000000 RBX: ffffed1002ec2f78 RCX: ffffffff813a4050 [ 43.487224] RDX: ffff8880174b5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.488522] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ec2f2f [ 43.489807] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.491150] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017617df8 [ 43.492464] FS: 00007f4063436900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.493942] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.495002] CR2: 00007f4063928580 CR3: 000000000b861000 CR4: 0000000000350ef0 [ 43.496311] Call Trace: [ 43.496817] [ 43.497227] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.498131] ? __create_object+0x59/0x80 [ 43.498946] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.499935] __vmalloc_noprof+0x59/0x60 [ 43.500639] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.501501] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.502494] bpf_prog_alloc+0x39/0x200 [ 43.503241] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.504169] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.505078] do_seccomp+0x349/0x25e0 [ 43.505804] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.506668] ? __pfx_do_seccomp+0x10/0x10 [ 43.507458] ? find_held_lock+0x2b/0x80 [ 43.508196] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.509147] ? static_key_count+0x60/0x80 [ 43.509958] prctl_set_seccomp+0x4e/0x70 [ 43.510688] __do_sys_prctl+0xe6c/0x1d70 [ 43.511480] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.512343] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.513308] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.514287] ? irqentry_exit+0xf3/0x650 [ 43.515061] do_syscall_64+0xbf/0x430 [ 43.515795] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.516691] RIP: 0033:0x7f40639285cd [ 43.517412] 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 [ 43.520567] RSP: 002b:00007ffcfae4e9e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.521939] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f40639285cd [ 43.523227] RDX: 000055dc6e72ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.524514] RBP: 00007ffcfae4ea40 R08: 0000000000000000 R09: 00007ffcfae4e0e0 [ 43.525804] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dca4855ad0 [ 43.527083] R13: 00007ffcfae4ee70 R14: 000055dca4856bc0 R15: 000055dca4867780 [ 43.528376] [ 43.528842] irq event stamp: 3187 [ 43.529438] hardirqs last enabled at (3195): [] __up_console_sem+0x78/0x80 [ 43.530971] hardirqs last disabled at (3204): [] __up_console_sem+0x5d/0x80 [ 43.532493] softirqs last enabled at (3098): [] handle_softirqs+0x50c/0x770 [ 43.534036] softirqs last disabled at (3083): [] __irq_exit_rcu+0xc4/0x100 [ 43.535539] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33792' (ECDSA) to the list of known hosts. 2025/11/19 06:56:26 fuzzer started 2025/11/19 06:56:26 dialing manager at localhost:34383 2025/11/19 06:56:26 checking machine... 2025/11/19 06:56:26 checking revisions... [ 44.461073] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:56:26 testing simple program... [ 44.571930] cgroup: Unknown subsys name 'net' [ 44.648004] cgroup: Unknown subsys name 'cpuset' [ 44.666312] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:56:25 Registers: info registers vcpu 0 RAX=000000000003da63 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=00000206 [-----P-] 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 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2df3c80000 CR3=000000000b90b000 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=79207a4ada8502b1484dd14c2262c2cd XMM02=0000000000302438ec2efd57dc4c00df XMM03=000000000030e5d83be9297b5f004112 XMM04=762ae61bbe03c2f900000000000ae988 XMM05=14648eaa1277bab1000000000031f4d0 XMM06=817b8945e9d50373000000000031f358 XMM07=e042d86d42eb936e000000000030e8b0 XMM08=3be9297b5f0041120000000000302498 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff8880164f1bc0 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888019137648 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a7f3 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff81529332 RFL=00000246 [---Z-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 00007fa25f471900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdc2f3d000 CR3=000000000bc38000 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