[ 38.879273] ------------[ cut here ]------------ [ 38.879805] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.881053] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.881963] Modules linked in: [ 38.882353] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.883559] Tainted: [W]=WARN [ 38.883898] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.884797] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.885380] 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 [ 38.887290] RSP: 0018:ffff8880174bfbc0 EFLAGS: 00010286 [ 38.887855] RAX: 0000000000000000 RBX: ffffed1002e97f78 RCX: ffffffff813a4050 [ 38.888636] RDX: ffff88800d995340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.889432] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e97f2f [ 38.890196] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.890976] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880174bfdf8 [ 38.891744] FS: 00007fcb7640d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.892606] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.893275] CR2: 00007ffd79fecef8 CR3: 000000000dead000 CR4: 0000000000350ef0 [ 38.894016] Call Trace: [ 38.894328] [ 38.894576] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.895082] ? __create_object+0x59/0x80 [ 38.895564] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.896119] __vmalloc_noprof+0x59/0x60 [ 38.896579] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.897078] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.897672] bpf_prog_alloc+0x39/0x200 [ 38.898094] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.898651] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.899167] do_seccomp+0x349/0x25e0 [ 38.899605] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.900159] ? irqentry_exit+0x17b/0x650 [ 38.900633] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 38.901257] ? __pfx_do_seccomp+0x10/0x10 [ 38.901712] ? __do_sys_prctl+0xc4/0x1d70 [ 38.902169] prctl_set_seccomp+0x4e/0x70 [ 38.902645] __do_sys_prctl+0xe6c/0x1d70 [ 38.903100] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.903630] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.904188] ? irqentry_exit+0xf3/0x650 [ 38.904651] do_syscall_64+0xbf/0x430 [ 38.905068] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.905674] RIP: 0033:0x7fcb768ff5cd [ 38.906072] 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 [ 38.907980] RSP: 002b:00007ffd79feaa40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.908806] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcb768ff5cd [ 38.909604] RDX: 0000556dba7ebe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.910386] RBP: 00007ffd79feaaa0 R08: 0000000000000000 R09: 00007ffd79fea140 [ 38.911136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556def653ad0 [ 38.911908] R13: 00007ffd79feaed0 R14: 0000556def654bc0 R15: 0000556def665780 [ 38.912683] [ 38.912942] irq event stamp: 1713 [ 38.913362] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 38.914279] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 38.915170] softirqs last enabled at (1276): [] handle_softirqs+0x50c/0x770 [ 38.916098] softirqs last disabled at (1267): [] __irq_exit_rcu+0xc4/0x100 [ 38.917002] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.985519] ------------[ cut here ]------------ [ 41.985938] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.986860] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.987511] Modules linked in: [ 41.987776] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.988662] Tainted: [W]=WARN [ 41.988907] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.989569] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.989963] 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 [ 41.991402] RSP: 0018:ffff88801a61fbc0 EFLAGS: 00010286 [ 41.991823] RAX: 0000000000000000 RBX: ffffed10034c3f78 RCX: ffffffff813a4050 [ 41.992403] RDX: ffff888016481bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.992958] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034c3f2f [ 41.993542] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.994104] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a61fdf8 [ 41.994685] FS: 00007fe60a08f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.995326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.995783] CR2: 00007ffc5fa36ef8 CR3: 0000000009b2c000 CR4: 0000000000350ef0 [ 41.996362] Call Trace: [ 41.996570] [ 41.996761] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.997150] ? __create_object+0x59/0x80 [ 41.997505] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.997924] __vmalloc_noprof+0x59/0x60 [ 41.998263] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.998635] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.999032] bpf_prog_alloc+0x39/0x200 [ 41.999367] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.999770] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.000152] do_seccomp+0x349/0x25e0 [ 42.000474] ? find_held_lock+0x2b/0x80 [ 42.000795] ? do_prlimit+0x310/0x610 [ 42.001107] ? __pfx_do_seccomp+0x10/0x10 [ 42.001470] ? do_raw_spin_unlock+0x53/0x220 [ 42.001823] ? _raw_spin_unlock+0x1e/0x40 [ 42.002153] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.002586] ? static_key_count+0x60/0x80 [ 42.002927] prctl_set_seccomp+0x4e/0x70 [ 42.003275] __do_sys_prctl+0xe6c/0x1d70 [ 42.003607] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.003970] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.004402] ? irqentry_exit+0xf3/0x650 [ 42.004727] do_syscall_64+0xbf/0x430 [ 42.005038] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.005469] RIP: 0033:0x7fe60a5815cd [ 42.005768] 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 [ 42.007194] RSP: 002b:00007ffc5fa342c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.007801] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe60a5815cd [ 42.008378] RDX: 0000562b4cb26e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.008931] RBP: 00007ffc5fa34320 R08: 0000000000000000 R09: 00007ffc5fa339c0 [ 42.009514] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562b6ce32ad0 [ 42.010069] R13: 00007ffc5fa34750 R14: 0000562b6ce33bc0 R15: 0000562b6ce44780 [ 42.010656] [ 42.010847] irq event stamp: 1731 [ 42.011118] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 42.011803] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 42.012486] softirqs last enabled at (1056): [] handle_softirqs+0x50c/0x770 [ 42.013165] softirqs last disabled at (1043): [] __irq_exit_rcu+0xc4/0x100 [ 42.013843] ---[ end trace 0000000000000000 ]--- [ 42.703522] ------------[ cut here ]------------ [ 42.704451] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.706549] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.708059] Modules linked in: [ 42.708916] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.711013] Tainted: [W]=WARN [ 42.711627] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.713125] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.714050] 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 [ 42.717289] RSP: 0018:ffff888016e37bc0 EFLAGS: 00010286 [ 42.718290] RAX: 0000000000000000 RBX: ffffed1002dc6f78 RCX: ffffffff813a4050 [ 42.719584] RDX: ffff88800f1d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.720871] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc6f2f [ 42.722237] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.723508] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e37df8 [ 42.724796] FS: 00007f6222bec900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.726328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.727389] CR2: 00007fff2886fef8 CR3: 000000000dca1000 CR4: 0000000000350ef0 [ 42.728668] Call Trace: [ 42.729152] [ 42.729621] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.730537] ? __create_object+0x59/0x80 [ 42.731344] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.732339] __vmalloc_noprof+0x59/0x60 [ 42.733074] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.733978] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.734940] bpf_prog_alloc+0x39/0x200 [ 42.735719] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.736671] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.737616] do_seccomp+0x349/0x25e0 [ 42.738344] ? find_held_lock+0x2b/0x80 [ 42.739074] ? do_prlimit+0x310/0x610 [ 42.739833] ? __pfx_do_seccomp+0x10/0x10 [ 42.740626] ? do_raw_spin_unlock+0x53/0x220 [ 42.741490] ? _raw_spin_unlock+0x1e/0x40 [ 42.742299] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.743275] ? static_key_count+0x60/0x80 [ 42.744042] prctl_set_seccomp+0x4e/0x70 [ 42.744826] __do_sys_prctl+0xe6c/0x1d70 [ 42.745617] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.746507] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.747506] ? irqentry_exit+0xf3/0x650 [ 42.748289] do_syscall_64+0xbf/0x430 [ 42.748998] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.749976] RIP: 0033:0x7f62230de5cd [ 42.750693] 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 [ 42.753955] RSP: 002b:00007fff2886e390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.755355] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f62230de5cd [ 42.756678] RDX: 00005576ce353e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.758007] RBP: 00007fff2886e3f0 R08: 0000000000000000 R09: 00007fff2886da90 [ 42.759322] R10: 0000000000000000 R11: 0000000000000246 R12: 00005576dc3d8ad0 [ 42.760634] R13: 00007fff2886e820 R14: 00005576dc3d9bc0 R15: 00005576dc3ea780 [ 42.761991] [ 42.762473] irq event stamp: 1847 [ 42.763112] hardirqs last enabled at (1857): [] __up_console_sem+0x78/0x80 [ 42.764671] hardirqs last disabled at (1866): [] __up_console_sem+0x5d/0x80 [ 42.766263] softirqs last enabled at (1834): [] handle_softirqs+0x50c/0x770 [ 42.767808] softirqs last disabled at (1819): [] __irq_exit_rcu+0xc4/0x100 [ 42.769343] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:12491' (ECDSA) to the list of known hosts. 2025/11/17 20:49:19 fuzzer started 2025/11/17 20:49:19 dialing manager at localhost:37895 2025/11/17 20:49:19 checking machine... 2025/11/17 20:49:19 checking revisions... [ 43.580701] kmemleak: Automatic memory scanning thread ended 2025/11/17 20:49:19 testing simple program... [ 43.684698] cgroup: Unknown subsys name 'net' [ 43.743700] cgroup: Unknown subsys name 'cpuset' [ 43.761526] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:49:18 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffffffff81618fa0 RCX=ffff88801662f364 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff888019b5d73c RBP=ffff88801662f4a8 RSP=ffff88801662f3f8 R8 =ffffffff869d7fd6 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003 R12=ffff88801662f4d8 R13=0000000000000000 R14=ffff88801662ff58 R15=ffff88801662f410 RIP=ffffffff8135e43d 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 00007fe60a08f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe60a059008 CR3=000000000b8c8000 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=000000000001ae33 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 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 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=00007ffcf3551ff8 CR3=000000000e54a000 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=7e0db40a56995e9f27495df76b6d0501 XMM02=0000000000303260eff9b2d0a8fce9cb XMM03=00000000003033302c67c8bc2e329bc3 XMM04=b8acd7d952f300a600000000000ae988 XMM05=d96330e2d2db86320000000000320080 XMM06=fc71169c5af4dbb20000000000319268 XMM07=e042d86d42eb936e000000000030db08 XMM08=3ce86b276fe407ad0000000000303330 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000