[ 38.938984] ------------[ cut here ]------------ [ 38.939916] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.941945] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.943477] Modules linked in: [ 38.944082] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.946116] Tainted: [W]=WARN [ 38.946711] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.948186] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.949121] 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 [ 38.952325] RSP: 0018:ffff888013f57bc0 EFLAGS: 00010286 [ 38.953311] RAX: 0000000000000000 RBX: ffffed10027eaf78 RCX: ffffffff813a4050 [ 38.954607] RDX: ffff88801b15d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.955901] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027eaf2f [ 38.957172] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.958472] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013f57df8 [ 38.959752] FS: 00007faf54f2a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.961193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.962265] CR2: 00007fff8f517ef7 CR3: 000000000d241000 CR4: 0000000000350ef0 [ 38.963556] Call Trace: [ 38.964017] [ 38.964474] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.965337] ? __create_object+0x59/0x80 [ 38.966129] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.967102] __vmalloc_noprof+0x59/0x60 [ 38.967872] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.968752] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.969696] bpf_prog_alloc+0x39/0x200 [ 38.970382] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.971313] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.972208] do_seccomp+0x349/0x25e0 [ 38.972932] ? find_held_lock+0x2b/0x80 [ 38.973705] ? do_prlimit+0x310/0x610 [ 38.974401] ? __pfx_do_seccomp+0x10/0x10 [ 38.975193] ? do_raw_spin_unlock+0x53/0x220 [ 38.976038] ? _raw_spin_unlock+0x1e/0x40 [ 38.976808] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.977784] ? static_key_count+0x60/0x80 [ 38.978584] prctl_set_seccomp+0x4e/0x70 [ 38.979321] __do_sys_prctl+0xe6c/0x1d70 [ 38.980102] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.980967] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.981942] ? irqentry_exit+0xf3/0x650 [ 38.982703] do_syscall_64+0xbf/0x430 [ 38.983401] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.984341] RIP: 0033:0x7faf5541c5cd [ 38.985060] 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 [ 38.988273] RSP: 002b:00007fff8f5154b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.989663] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faf5541c5cd [ 38.990957] RDX: 0000556b18bb5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.992225] RBP: 00007fff8f515510 R08: 0000000000000000 R09: 00007fff8f514bb0 [ 38.993509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556b3a757b10 [ 38.994773] R13: 00007fff8f515940 R14: 0000556b3a7582b0 R15: 0000556b3a76c6f0 [ 38.996063] [ 38.996534] irq event stamp: 1769 [ 38.997147] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 38.998678] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 39.000196] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 39.001737] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 39.002910] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.476392] ------------[ cut here ]------------ [ 42.477512] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.479712] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.481369] Modules linked in: [ 42.482079] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.484323] Tainted: [W]=WARN [ 42.485024] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.486708] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.487725] 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 [ 42.491269] RSP: 0018:ffff88801b06fbc0 EFLAGS: 00010286 [ 42.492402] RAX: 0000000000000000 RBX: ffffed100360df78 RCX: ffffffff813a4050 [ 42.493890] RDX: ffff888019969bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.495360] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100360df2f [ 42.496827] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.498313] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b06fdf8 [ 42.499776] FS: 00007fa2cc24c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.501470] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.502688] CR2: 00007ffddb317ef7 CR3: 000000001fa86000 CR4: 0000000000350ef0 [ 42.504148] Call Trace: [ 42.504765] [ 42.505235] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.506309] ? __create_object+0x59/0x80 [ 42.507199] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.508336] __vmalloc_noprof+0x59/0x60 [ 42.509211] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.510237] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.511334] bpf_prog_alloc+0x39/0x200 [ 42.512171] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.513248] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.514325] do_seccomp+0x349/0x25e0 [ 42.515149] ? find_held_lock+0x2b/0x80 [ 42.516026] ? do_prlimit+0x310/0x610 [ 42.516908] ? __pfx_do_seccomp+0x10/0x10 [ 42.517842] ? do_raw_spin_unlock+0x53/0x220 [ 42.518803] ? _raw_spin_unlock+0x1e/0x40 [ 42.519694] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.520813] ? static_key_count+0x60/0x80 [ 42.521756] prctl_set_seccomp+0x4e/0x70 [ 42.522656] __do_sys_prctl+0xe6c/0x1d70 [ 42.523567] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.524582] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.525732] ? irqentry_exit+0xf3/0x650 [ 42.526625] do_syscall_64+0xbf/0x430 [ 42.527425] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.528574] RIP: 0033:0x7fa2cc73e5cd [ 42.529341] 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 [ 42.532977] RSP: 002b:00007ffddb315ca0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.534561] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2cc73e5cd [ 42.536275] RDX: 0000562bc6838e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.538111] RBP: 00007ffddb315d00 R08: 0000000000000000 R09: 00007ffddb3153a0 [ 42.539948] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562bed755ad0 [ 42.541577] R13: 00007ffddb316130 R14: 0000562bed756bc0 R15: 0000562bed767780 [ 42.543143] [ 42.543709] irq event stamp: 1741 [ 42.544490] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 42.546199] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 42.547655] softirqs last enabled at (1662): [] handle_softirqs+0x50c/0x770 [ 42.549105] softirqs last disabled at (1657): [] __irq_exit_rcu+0xc4/0x100 [ 42.550556] ---[ end trace 0000000000000000 ]--- [ 43.407954] ------------[ cut here ]------------ [ 43.408859] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.410868] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.412561] Modules linked in: [ 43.413235] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.415210] Tainted: [W]=WARN [ 43.415813] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.417261] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.418199] 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 [ 43.421336] RSP: 0018:ffff88801738fbc0 EFLAGS: 00010286 [ 43.422328] RAX: 0000000000000000 RBX: ffffed1002e71f78 RCX: ffffffff813a4050 [ 43.423602] RDX: ffff88800f221bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.424891] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e71f2f [ 43.426173] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.427449] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801738fdf8 [ 43.428729] FS: 00007fdb5e88f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.430168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.431211] CR2: 00007ffd948c8ef7 CR3: 000000001f965000 CR4: 0000000000350ef0 [ 43.432512] Call Trace: [ 43.432980] [ 43.433400] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.434309] ? __create_object+0x59/0x80 [ 43.435091] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.436082] __vmalloc_noprof+0x59/0x60 [ 43.436856] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.437757] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.438719] bpf_prog_alloc+0x39/0x200 [ 43.439475] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.440381] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.441305] do_seccomp+0x349/0x25e0 [ 43.442055] ? find_held_lock+0x2b/0x80 [ 43.442836] ? do_prlimit+0x310/0x610 [ 43.443599] ? __pfx_do_seccomp+0x10/0x10 [ 43.444360] ? do_raw_spin_unlock+0x53/0x220 [ 43.445213] ? _raw_spin_unlock+0x1e/0x40 [ 43.446026] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.447023] ? static_key_count+0x60/0x80 [ 43.447844] prctl_set_seccomp+0x4e/0x70 [ 43.448635] __do_sys_prctl+0xe6c/0x1d70 [ 43.449398] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.450278] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.451271] ? irqentry_exit+0xf3/0x650 [ 43.452062] do_syscall_64+0xbf/0x430 [ 43.452826] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.453813] RIP: 0033:0x7fdb5ed815cd [ 43.454538] 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 [ 43.457799] RSP: 002b:00007ffd948c6560 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.459193] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb5ed815cd [ 43.460508] RDX: 000055c3981fce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.461837] RBP: 00007ffd948c65c0 R08: 0000000000000000 R09: 00007ffd948c5c60 [ 43.463152] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c3d7a44ad0 [ 43.464473] R13: 00007ffd948c69f0 R14: 000055c3d7a45bc0 R15: 000055c3d7a56780 [ 43.465816] [ 43.466249] irq event stamp: 1817 [ 43.466915] hardirqs last enabled at (1827): [] __up_console_sem+0x78/0x80 [ 43.468480] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 43.470259] softirqs last enabled at (1536): [] handle_softirqs+0x50c/0x770 [ 43.471849] softirqs last disabled at (1527): [] __irq_exit_rcu+0xc4/0x100 [ 43.473459] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56767' (ECDSA) to the list of known hosts. 2025/11/18 05:45:32 fuzzer started 2025/11/18 05:45:32 dialing manager at localhost:37895 2025/11/18 05:45:32 checking machine... 2025/11/18 05:45:32 checking revisions... [ 44.377551] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:45:32 testing simple program... [ 44.478599] cgroup: Unknown subsys name 'net' [ 44.550932] cgroup: Unknown subsys name 'cpuset' [ 44.567362] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 05:45:31 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffffffff86fb939a RCX=1ffffffff0cc9750 RDX=0000000000000000 RSI=ffffffff812099b0 RDI=ffffffff86fb939a RBP=ffffffff86fb939a RSP=ffff88806ce089d0 R8 =0000000000000001 R9 =ffff88806ce08a60 R10=ffffffff86fb9000 R11=00000000000c81e6 R12=ffff88806ce08ae8 R13=0000000000000000 R14=ffffffff85c2ca00 R15=0000000000000000 RIP=ffffffff8160e026 RFL=00000202 [-------] 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 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f241e11b020 CR3=000000000dfdd000 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=591ae1dd9edd38942f47efc7f4ef5e86 XMM02=ec2efd57dc4c00df00000000003045f0 XMM03=59d4b754efc4e65b00000000003046c0 XMM04=c7e7029005f5108600000000000ae988 XMM05=02643a12a653909a00000000003211b0 XMM06=817b8945e9d503730000000000320e38 XMM07=e042d86d42eb936e0000000000310790 XMM08=59d4b754efc4e65b00000000003046c0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffffffff86725b34 RCX=ffffffff81b2a133 RDX=0000000000000005 RSI=ffffffff86ab82dc RDI=ffffffff86725b1c RBP=ffffffff86725b1c RSP=ffff88801b33f528 R8 =ffffffff86ab82dc R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255da R12=ffffffff86725b30 R13=ffffffff86725b1c R14=ffffffff86725b1c R15=dffffc0000000000 RIP=ffffffff8135da98 RFL=00000216 [----AP-] 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 00007fa2cc24c900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa2cc22b020 CR3=000000001fad4000 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