[ 39.329531] ------------[ cut here ]------------ [ 39.330442] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.332456] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.333913] Modules linked in: [ 39.334494] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.336453] Tainted: [W]=WARN [ 39.337051] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.338744] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.339719] 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 [ 39.342890] RSP: 0018:ffff888019ae7bc0 EFLAGS: 00010286 [ 39.343862] RAX: 0000000000000000 RBX: ffffed100335cf78 RCX: ffffffff813a4050 [ 39.345158] RDX: ffff888016c1b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.346427] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100335cf2f [ 39.347699] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.348972] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ae7df8 [ 39.350251] FS: 00007f03b8241900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.351672] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.352710] CR2: 00007f03b8733580 CR3: 000000000d103000 CR4: 0000000000350ef0 [ 39.353991] Call Trace: [ 39.354446] [ 39.354846] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.355730] ? __create_object+0x59/0x80 [ 39.356505] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.357480] __vmalloc_noprof+0x59/0x60 [ 39.358230] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.359092] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.360025] bpf_prog_alloc+0x39/0x200 [ 39.360707] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.361637] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.362535] do_seccomp+0x349/0x25e0 [ 39.363255] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.364141] ? __pfx_do_seccomp+0x10/0x10 [ 39.364881] ? find_held_lock+0x2b/0x80 [ 39.365638] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.366594] ? static_key_count+0x60/0x80 [ 39.367384] prctl_set_seccomp+0x4e/0x70 [ 39.368148] __do_sys_prctl+0xe6c/0x1d70 [ 39.368889] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.369737] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.370685] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.371652] ? irqentry_exit+0xf3/0x650 [ 39.372413] do_syscall_64+0xbf/0x430 [ 39.373159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.374104] RIP: 0033:0x7f03b87335cd [ 39.374751] 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 [ 39.377935] RSP: 002b:00007ffc68a2bac0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.379287] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f03b87335cd [ 39.380557] RDX: 0000563baa078e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.381844] RBP: 00007ffc68a2bb20 R08: 0000000000000000 R09: 00007ffc68a2b1c0 [ 39.383105] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563bb528bad0 [ 39.384369] R13: 00007ffc68a2bf50 R14: 0000563bb528cbc0 R15: 0000563bb529d780 [ 39.385624] [ 39.386048] irq event stamp: 1809 [ 39.386579] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 39.387923] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.389273] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 39.390633] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 39.391958] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.606386] ------------[ cut here ]------------ [ 42.607369] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.609547] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.611101] Modules linked in: [ 42.611746] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.613927] Tainted: [W]=WARN [ 42.614528] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.616143] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.617158] 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 [ 42.620590] RSP: 0018:ffff888016bb7bc0 EFLAGS: 00010286 [ 42.621667] RAX: 0000000000000000 RBX: ffffed1002d76f78 RCX: ffffffff813a4050 [ 42.623064] RDX: ffff888013dcb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.624453] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d76f2f [ 42.625854] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.627250] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bb7df8 [ 42.628644] FS: 00007f28442d9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.630219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.631370] CR2: 00007ffd11c34ef8 CR3: 000000000df34000 CR4: 0000000000350ef0 [ 42.632782] Call Trace: [ 42.633343] [ 42.633784] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.634760] ? __create_object+0x59/0x80 [ 42.635592] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.636648] __vmalloc_noprof+0x59/0x60 [ 42.637486] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.638432] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.639444] bpf_prog_alloc+0x39/0x200 [ 42.640230] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.641278] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.642252] do_seccomp+0x349/0x25e0 [ 42.643034] ? find_held_lock+0x2b/0x80 [ 42.643795] ? do_prlimit+0x310/0x610 [ 42.644605] ? __pfx_do_seccomp+0x10/0x10 [ 42.645475] ? do_raw_spin_unlock+0x53/0x220 [ 42.646383] ? _raw_spin_unlock+0x1e/0x40 [ 42.647243] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.648301] ? static_key_count+0x60/0x80 [ 42.649199] prctl_set_seccomp+0x4e/0x70 [ 42.650050] __do_sys_prctl+0xe6c/0x1d70 [ 42.650851] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.651788] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.652837] ? irqentry_exit+0xf3/0x650 [ 42.653664] do_syscall_64+0xbf/0x430 [ 42.654451] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.655488] RIP: 0033:0x7f28447cb5cd [ 42.656249] 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 [ 42.659695] RSP: 002b:00007ffd11c33650 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.661205] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f28447cb5cd [ 42.662589] RDX: 000055944f34ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.663981] RBP: 00007ffd11c336b0 R08: 0000000000000000 R09: 00007ffd11c32d50 [ 42.665379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559454930ad0 [ 42.666767] R13: 00007ffd11c33ae0 R14: 0000559454931bc0 R15: 0000559454942780 [ 42.668171] [ 42.668622] irq event stamp: 1725 [ 42.669347] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 42.670970] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 42.672604] softirqs last enabled at (1664): [] handle_softirqs+0x50c/0x770 [ 42.673996] softirqs last disabled at (1659): [] __irq_exit_rcu+0xc4/0x100 [ 42.675018] ---[ end trace 0000000000000000 ]--- [ 43.511761] ------------[ cut here ]------------ [ 43.512618] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.514637] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.515973] Modules linked in: [ 43.516518] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.518355] Tainted: [W]=WARN [ 43.518868] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.520226] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.521077] 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 [ 43.524018] RSP: 0018:ffff8880160ffbc0 EFLAGS: 00010286 [ 43.524920] RAX: 0000000000000000 RBX: ffffed1002c1ff78 RCX: ffffffff813a4050 [ 43.526103] RDX: ffff88801baf0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.527282] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c1ff2f [ 43.528474] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.529670] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160ffdf8 [ 43.530856] FS: 00007f08e420d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.532173] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.533163] CR2: 00007ffc30b41ef8 CR3: 000000000df19000 CR4: 0000000000350ef0 [ 43.534350] Call Trace: [ 43.534783] [ 43.535208] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.536042] ? __create_object+0x59/0x80 [ 43.536751] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.537649] __vmalloc_noprof+0x59/0x60 [ 43.538343] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.539161] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.540033] bpf_prog_alloc+0x39/0x200 [ 43.540697] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.541582] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.542443] do_seccomp+0x349/0x25e0 [ 43.543116] ? find_held_lock+0x2b/0x80 [ 43.543792] ? do_prlimit+0x310/0x610 [ 43.544489] ? __pfx_do_seccomp+0x10/0x10 [ 43.545229] ? do_raw_spin_unlock+0x53/0x220 [ 43.546006] ? _raw_spin_unlock+0x1e/0x40 [ 43.546698] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.547605] ? static_key_count+0x60/0x80 [ 43.548344] prctl_set_seccomp+0x4e/0x70 [ 43.549070] __do_sys_prctl+0xe6c/0x1d70 [ 43.549750] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.550554] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.551467] ? irqentry_exit+0xf3/0x650 [ 43.552196] do_syscall_64+0xbf/0x430 [ 43.552977] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.554209] RIP: 0033:0x7f08e46ff5cd [ 43.554840] 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 [ 43.557830] RSP: 002b:00007ffc30b40d70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.559109] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f08e46ff5cd [ 43.560306] RDX: 0000556d0356de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.561524] RBP: 00007ffc30b40dd0 R08: 0000000000000000 R09: 00007ffc30b40470 [ 43.562712] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556d1bfb72b0 [ 43.563888] R13: 00007ffc30b41200 R14: 0000556d1bfb9d20 R15: 0000556d1bfcb8d0 [ 43.565106] [ 43.565492] irq event stamp: 1721 [ 43.566092] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 43.567499] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 43.568920] softirqs last enabled at (1594): [] handle_softirqs+0x50c/0x770 [ 43.570334] softirqs last disabled at (1585): [] __irq_exit_rcu+0xc4/0x100 [ 43.571720] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:15567' (ECDSA) to the list of known hosts. 2025/11/18 01:59:03 fuzzer started 2025/11/18 01:59:03 dialing manager at localhost:37895 2025/11/18 01:59:03 checking machine... 2025/11/18 01:59:03 checking revisions... [ 44.473175] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:59:03 testing simple program... [ 44.562515] cgroup: Unknown subsys name 'net' [ 44.615247] cgroup: Unknown subsys name 'cpuset' [ 44.627588] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:59:02 Registers: info registers vcpu 0 RAX=1ffff11001d2360d RBX=ffff88800e91b068 RCX=ffff8880173ddd68 RDX=1ffff110040202c6 RSI=ffffffff885b6f10 RDI=ffff888020101630 RBP=ffff8880201015c8 RSP=ffff88801556fc58 R8 =0000000000000000 R9 =ffff888020101630 R10=0000000000000003 R11=0000000000000001 R12=ffff888020101630 R13=dffffc0000000000 R14=0000000000000001 R15=0000000000000282 RIP=ffffffff84c2cf53 RFL=00000046 [---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 00007f28442d9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f28448910b0 CR3=000000001faf0000 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=25252525252525252525252525252525 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000021cb9 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=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 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=00007fffed6cd878 CR3=000000000ed62000 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=f9e3cf840b9cabb79d43ba74347a14e5 XMM02=ec2efd57dc4c00df0000000000301f58 XMM03=cfb68f6c8350b3900000000000302028 XMM04=934f79a3382d8ccd00000000000ae988 XMM05=d96330e2d2db8632000000000031ea58 XMM06=474038aa6c007e1f000000000031e8e0 XMM07=e042d86d42eb936e000000000030e4f0 XMM08=cfb68f6c8350b3900000000000302028 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000