[ 39.314847] ------------[ cut here ]------------ [ 39.315519] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.317063] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.318214] Modules linked in: [ 39.318667] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.320406] Tainted: [W]=WARN [ 39.320943] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.322096] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.322805] 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 [ 39.325202] RSP: 0018:ffff888016fe7bc0 EFLAGS: 00010286 [ 39.325971] RAX: 0000000000000000 RBX: ffffed1002dfcf78 RCX: ffffffff813a4050 [ 39.326959] RDX: ffff8880165bd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.327942] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dfcf2f [ 39.328929] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.329926] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fe7df8 [ 39.330911] FS: 00007f3b51d72900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.332008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.332819] CR2: 00007f3b52264580 CR3: 000000000d21c000 CR4: 0000000000350ef0 [ 39.333818] Call Trace: [ 39.334171] [ 39.334481] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.335166] ? __create_object+0x59/0x80 [ 39.335769] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.336465] __vmalloc_noprof+0x59/0x60 [ 39.337041] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.337679] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.338388] bpf_prog_alloc+0x39/0x200 [ 39.338954] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.339624] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.340311] do_seccomp+0x349/0x25e0 [ 39.340870] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.341523] ? __pfx_do_seccomp+0x10/0x10 [ 39.342133] ? find_held_lock+0x2b/0x80 [ 39.342674] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.343420] ? static_key_count+0x60/0x80 [ 39.344035] prctl_set_seccomp+0x4e/0x70 [ 39.344587] __do_sys_prctl+0xe6c/0x1d70 [ 39.345186] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.345865] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.346567] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.347302] ? irqentry_exit+0xf3/0x650 [ 39.347898] do_syscall_64+0xbf/0x430 [ 39.348432] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.349162] RIP: 0033:0x7f3b522645cd [ 39.349674] 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 [ 39.352087] RSP: 002b:00007ffc41b8eba0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.353122] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3b522645cd [ 39.354117] RDX: 000055bf14e6fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.355098] RBP: 00007ffc41b8ec00 R08: 0000000000000000 R09: 00007ffc41b8e2a0 [ 39.356086] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bf2209fad0 [ 39.357070] R13: 00007ffc41b8f030 R14: 000055bf220a0bc0 R15: 000055bf220b1780 [ 39.358079] [ 39.358402] irq event stamp: 1781 [ 39.358913] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 39.360076] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 39.361239] softirqs last enabled at (1794): [] handle_softirqs+0x50c/0x770 [ 39.362418] softirqs last disabled at (1789): [] __irq_exit_rcu+0xc4/0x100 [ 39.363570] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.680350] ------------[ cut here ]------------ [ 42.681293] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.683332] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.684802] Modules linked in: [ 42.685399] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.687412] Tainted: [W]=WARN [ 42.688021] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.689503] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.690424] 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 [ 42.693613] RSP: 0018:ffff888017397bc0 EFLAGS: 00010286 [ 42.694589] RAX: 0000000000000000 RBX: ffffed1002e72f78 RCX: ffffffff813a4050 [ 42.695872] RDX: ffff8880165b9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.697166] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e72f2f [ 42.698473] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.699818] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017397df8 [ 42.701127] FS: 00007f04062d0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.702630] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.703717] CR2: 00007f04068364a6 CR3: 00000000166bf000 CR4: 0000000000350ef0 [ 42.705032] Call Trace: [ 42.705509] [ 42.705993] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.706904] ? __create_object+0x59/0x80 [ 42.707644] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.708631] __vmalloc_noprof+0x59/0x60 [ 42.709393] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.710285] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.711257] bpf_prog_alloc+0x39/0x200 [ 42.712001] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.712941] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.713858] do_seccomp+0x349/0x25e0 [ 42.714535] ? find_held_lock+0x2b/0x80 [ 42.715321] ? do_prlimit+0x310/0x610 [ 42.716061] ? __pfx_do_seccomp+0x10/0x10 [ 42.716858] ? do_raw_spin_unlock+0x53/0x220 [ 42.717679] ? _raw_spin_unlock+0x1e/0x40 [ 42.718471] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.719436] ? static_key_count+0x60/0x80 [ 42.720274] prctl_set_seccomp+0x4e/0x70 [ 42.721057] __do_sys_prctl+0xe6c/0x1d70 [ 42.721863] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.722751] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.723681] ? irqentry_exit+0xf3/0x650 [ 42.724459] do_syscall_64+0xbf/0x430 [ 42.725209] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.726197] RIP: 0033:0x7f04067c25cd [ 42.726928] 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 [ 42.730136] RSP: 002b:00007ffd0b096090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.731532] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04067c25cd [ 42.732811] RDX: 0000563c2bc22e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.734124] RBP: 00007ffd0b0960f0 R08: 0000000000000000 R09: 00007ffd0b095790 [ 42.735415] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563c32bf4b10 [ 42.736722] R13: 00007ffd0b096520 R14: 0000563c32bf52b0 R15: 0000563c32c096f0 [ 42.738034] [ 42.738461] irq event stamp: 1777 [ 42.739118] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 42.740628] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 42.742170] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 42.743727] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 42.745248] ---[ end trace 0000000000000000 ]--- [ 43.547379] ------------[ cut here ]------------ [ 43.548327] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.550324] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.551819] Modules linked in: [ 43.552410] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.554634] Tainted: [W]=WARN [ 43.555331] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.556815] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.557745] 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 [ 43.560949] RSP: 0018:ffff88801a4ffbc0 EFLAGS: 00010286 [ 43.561933] RAX: 0000000000000000 RBX: ffffed100349ff78 RCX: ffffffff813a4050 [ 43.563227] RDX: ffff888016c20000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.564512] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100349ff2f [ 43.565815] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.567094] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a4ffdf8 [ 43.568394] FS: 00007f55157ee900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.569864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.570961] CR2: 00007fff7c798ef7 CR3: 0000000020479000 CR4: 0000000000350ef0 [ 43.572265] Call Trace: [ 43.572777] [ 43.573192] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.574114] ? __create_object+0x59/0x80 [ 43.574908] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.575886] __vmalloc_noprof+0x59/0x60 [ 43.576611] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.577502] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.578424] bpf_prog_alloc+0x39/0x200 [ 43.579151] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.580096] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.581009] do_seccomp+0x349/0x25e0 [ 43.581752] ? find_held_lock+0x2b/0x80 [ 43.582474] ? do_prlimit+0x310/0x610 [ 43.583227] ? __pfx_do_seccomp+0x10/0x10 [ 43.584031] ? do_raw_spin_unlock+0x53/0x220 [ 43.584882] ? _raw_spin_unlock+0x1e/0x40 [ 43.585633] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.586616] ? static_key_count+0x60/0x80 [ 43.587411] prctl_set_seccomp+0x4e/0x70 [ 43.588182] __do_sys_prctl+0xe6c/0x1d70 [ 43.588978] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.589850] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.590833] ? irqentry_exit+0xf3/0x650 [ 43.591561] do_syscall_64+0xbf/0x430 [ 43.592305] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.593262] RIP: 0033:0x7f5515ce05cd [ 43.593999] 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 [ 43.597237] RSP: 002b:00007fff7c7979a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.598641] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5515ce05cd [ 43.599942] RDX: 00005623e8ec1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.601254] RBP: 00007fff7c797a00 R08: 0000000000000000 R09: 00007fff7c7970a0 [ 43.602574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562425738ad0 [ 43.603855] R13: 00007fff7c797e30 R14: 0000562425739bc0 R15: 000056242574a780 [ 43.605160] [ 43.605599] irq event stamp: 1813 [ 43.606257] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 43.607800] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 43.609331] softirqs last enabled at (1736): [] handle_softirqs+0x50c/0x770 [ 43.610893] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 43.612421] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61951' (ECDSA) to the list of known hosts. 2025/11/18 21:48:40 fuzzer started 2025/11/18 21:48:40 dialing manager at localhost:34383 2025/11/18 21:48:40 checking machine... 2025/11/18 21:48:40 checking revisions... [ 44.445489] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:48:40 testing simple program... [ 44.543160] cgroup: Unknown subsys name 'net' [ 44.614560] cgroup: Unknown subsys name 'cpuset' [ 44.640225] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:48:39 Registers: info registers vcpu 0 RAX=ffff888009627db8 RBX=0000000000000001 RCX=ffff888009627764 RDX=1ffff110012c4f0b RSI=ffffffff813c156e RDI=ffff888009627810 RBP=ffff888009627868 RSP=ffff8880096277a0 R8 =0000000000000001 R9 =ffff888009627850 R10=000000000003c9ed R11=0000000000008964 R12=0000000000000000 R13=ffff888009627858 R14=ffff888009611bc0 R15=ffff888009627810 RIP=ffffffff8135e495 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd0b090000 CR3=000000001feae000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88806cf28e58 RCX=ffffffff84c34920 RDX=ffff88806cf28e58 RSI=ffffffff84c349b0 RDI=ffff88806cf28e58 RBP=ffff88806cf285d0 RSP=ffff88806cf08de8 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffff88806cf28e58 R11=0000000000000001 R12=ffff88806cf285d8 R13=ffff88806cf28580 R14=ffff88806cf28500 R15=dffffc0000000000 RIP=ffffffff84c2df85 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 0000000000000000 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=00007ffe21d07b38 CR3=000000000e0d7000 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=2039333a38343a313220383120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732039333a38343a3132203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000