[ 46.449472] ------------[ cut here ]------------ [ 46.450046] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.451892] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.452822] Modules linked in: [ 46.453196] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.454463] Tainted: [W]=WARN [ 46.454819] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.455756] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.456306] 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 [ 46.458336] RSP: 0018:ffff8880179efbc0 EFLAGS: 00010286 [ 46.458964] RAX: 0000000000000000 RBX: ffffed1002f3df78 RCX: ffffffff813a4050 [ 46.459782] RDX: ffff888015e99bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.460607] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f3df2f [ 46.461398] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.462211] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880179efdf8 [ 46.463049] FS: 00007f5f83908900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.463971] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.464656] CR2: 00007ffd0a769ef7 CR3: 000000000d99e000 CR4: 0000000000350ef0 [ 46.465438] Call Trace: [ 46.465765] [ 46.466024] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.466606] ? bpf_prog_create_from_user+0x8f/0x2f0 [ 46.467174] __vmalloc_noprof+0x59/0x60 [ 46.467669] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.468197] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.468801] bpf_prog_alloc+0x39/0x200 [ 46.469247] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.469842] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.470383] do_seccomp+0x349/0x25e0 [ 46.470854] ? find_held_lock+0x2b/0x80 [ 46.471317] ? do_prlimit+0x310/0x610 [ 46.471800] ? __pfx_do_seccomp+0x10/0x10 [ 46.472273] ? do_raw_spin_unlock+0x53/0x220 [ 46.472807] ? _raw_spin_unlock+0x1e/0x40 [ 46.473273] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.473892] ? static_key_count+0x60/0x80 [ 46.474376] prctl_set_seccomp+0x4e/0x70 [ 46.474880] __do_sys_prctl+0xe6c/0x1d70 [ 46.475351] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.475900] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.476521] ? irqentry_exit+0xf3/0x650 [ 46.476983] do_syscall_64+0xbf/0x430 [ 46.477423] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.478033] RIP: 0033:0x7f5f83dfa5cd [ 46.478506] 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 [ 46.480536] RSP: 002b:00007ffd0a768350 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.481391] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5f83dfa5cd [ 46.482212] RDX: 000055bb9e596e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.483026] RBP: 00007ffd0a7683b0 R08: 0000000000000000 R09: 00007ffd0a767a50 [ 46.483848] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bbd9ee7b10 [ 46.484665] R13: 00007ffd0a7687e0 R14: 000055bbd9ee82b0 R15: 000055bbd9efc6f0 [ 46.485489] [ 46.485757] irq event stamp: 1667 [ 46.486140] hardirqs last enabled at (1675): [] __up_console_sem+0x78/0x80 [ 46.487122] hardirqs last disabled at (1684): [] __up_console_sem+0x5d/0x80 [ 46.488104] softirqs last enabled at (1314): [] handle_softirqs+0x50c/0x770 [ 46.489096] softirqs last disabled at (1309): [] __irq_exit_rcu+0xc4/0x100 [ 46.490064] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.503998] ------------[ cut here ]------------ [ 49.504917] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.506903] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.508363] Modules linked in: [ 49.509035] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.511060] Tainted: [W]=WARN [ 49.511665] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.513116] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.514027] 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 [ 49.517180] RSP: 0018:ffff888016c97bc0 EFLAGS: 00010286 [ 49.518145] RAX: 0000000000000000 RBX: ffffed1002d92f78 RCX: ffffffff813a4050 [ 49.519426] RDX: ffff888009895340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.520738] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d92f2f [ 49.522028] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.523304] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c97df8 [ 49.524582] FS: 00007f884141c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.526005] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.527088] CR2: 00007ffea00a3ef7 CR3: 000000000eaf7000 CR4: 0000000000350ef0 [ 49.528372] Call Trace: [ 49.528876] [ 49.529293] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.530209] ? __create_object+0x59/0x80 [ 49.531001] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.532264] __vmalloc_noprof+0x59/0x60 [ 49.533041] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.533911] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.534845] bpf_prog_alloc+0x39/0x200 [ 49.535592] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.536520] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.537396] do_seccomp+0x349/0x25e0 [ 49.538114] ? find_held_lock+0x2b/0x80 [ 49.538876] ? do_prlimit+0x310/0x610 [ 49.539613] ? __pfx_do_seccomp+0x10/0x10 [ 49.540368] ? do_raw_spin_unlock+0x53/0x220 [ 49.541189] ? _raw_spin_unlock+0x1e/0x40 [ 49.541961] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.542927] ? static_key_count+0x60/0x80 [ 49.543732] prctl_set_seccomp+0x4e/0x70 [ 49.544528] __do_sys_prctl+0xe6c/0x1d70 [ 49.545271] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.546141] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.547123] ? irqentry_exit+0xf3/0x650 [ 49.547916] do_syscall_64+0xbf/0x430 [ 49.548654] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.549615] RIP: 0033:0x7f884190e5cd [ 49.550270] 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 [ 49.553644] RSP: 002b:00007ffea00a1db0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.555281] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f884190e5cd [ 49.556582] RDX: 00005600af6c2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.557854] RBP: 00007ffea00a1e10 R08: 0000000000000000 R09: 00007ffea00a14b0 [ 49.559124] R10: 0000000000000000 R11: 0000000000000246 R12: 00005600e6f5a240 [ 49.560404] R13: 00007ffea00a2240 R14: 00005600e6f59bf0 R15: 00005600e6f6e4d0 [ 49.561761] [ 49.562311] irq event stamp: 1789 [ 49.563220] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 49.564930] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 49.566466] softirqs last enabled at (1826): [] handle_softirqs+0x50c/0x770 [ 49.568034] softirqs last disabled at (1809): [] __irq_exit_rcu+0xc4/0x100 [ 49.569551] ---[ end trace 0000000000000000 ]--- [ 50.345106] ------------[ cut here ]------------ [ 50.346079] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.348145] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.349618] Modules linked in: [ 50.350198] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.352214] Tainted: [W]=WARN [ 50.352836] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.354328] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.355313] 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 [ 50.358518] RSP: 0018:ffff8880160efbc0 EFLAGS: 00010286 [ 50.359508] RAX: 0000000000000000 RBX: ffffed1002c1df78 RCX: ffffffff813a4050 [ 50.360814] RDX: ffff888018a18000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.362107] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c1df2f [ 50.363462] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.364748] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160efdf8 [ 50.366045] FS: 00007f194c322900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.367495] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.368573] CR2: 00007f194c814580 CR3: 000000000b6da000 CR4: 0000000000350ef0 [ 50.369856] Call Trace: [ 50.370330] [ 50.370795] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.371729] ? __create_object+0x59/0x80 [ 50.372535] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.373508] __vmalloc_noprof+0x59/0x60 [ 50.374233] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.375120] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.376084] bpf_prog_alloc+0x39/0x200 [ 50.376830] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.377766] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.378679] do_seccomp+0x349/0x25e0 [ 50.379371] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.380271] ? __pfx_do_seccomp+0x10/0x10 [ 50.381063] ? find_held_lock+0x2b/0x80 [ 50.381824] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.382810] ? static_key_count+0x60/0x80 [ 50.383635] prctl_set_seccomp+0x4e/0x70 [ 50.384360] __do_sys_prctl+0xe6c/0x1d70 [ 50.385188] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.386072] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.387058] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.388033] ? irqentry_exit+0xf3/0x650 [ 50.388804] do_syscall_64+0xbf/0x430 [ 50.389546] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.390537] RIP: 0033:0x7f194c8145cd [ 50.391276] 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 [ 50.394489] RSP: 002b:00007ffcaa066cc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.395890] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f194c8145cd [ 50.397176] RDX: 000055cd7bc43e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.398487] RBP: 00007ffcaa066d20 R08: 0000000000000000 R09: 00007ffcaa0663c0 [ 50.399789] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cdb2e462b0 [ 50.401076] R13: 00007ffcaa067150 R14: 000055cdb2e48d20 R15: 000055cdb2e5a8d0 [ 50.402378] [ 50.402830] irq event stamp: 1703 [ 50.403500] hardirqs last enabled at (1713): [] __up_console_sem+0x78/0x80 [ 50.405063] hardirqs last disabled at (1722): [] __up_console_sem+0x5d/0x80 [ 50.406607] softirqs last enabled at (1268): [] handle_softirqs+0x50c/0x770 [ 50.408073] softirqs last disabled at (1263): [] __irq_exit_rcu+0xc4/0x100 [ 50.409328] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:1735' (ECDSA) to the list of known hosts. 2025/11/18 16:08:48 fuzzer started 2025/11/18 16:08:49 dialing manager at localhost:34383 2025/11/18 16:08:49 checking machine... 2025/11/18 16:08:49 checking revisions... [ 51.310706] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:08:49 testing simple program... [ 51.402131] cgroup: Unknown subsys name 'net' [ 51.450674] cgroup: Unknown subsys name 'cpuset' [ 51.467570] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 16:08:48 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888009627b68 RCX=ffffffff86ab8454 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffffffff85e1ffe0 RSP=ffff888009627760 R8 =ffffffff86ab8458 R9 =ffff888009627858 R10=000000000003c9ed R11=00000000000255cb R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff888009611bc0 R15=ffff888009627818 RIP=ffffffff81528f48 RFL=00000006 [-----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 fffffe7400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f88419d1650 CR3=000000000d5db000 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=00ff0000000000000000000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffff11001e87707 RBX=ffff888014310090 RCX=0000000000000000 RDX=ffff88806cf37400 RSI=ffff88806cf37438 RDI=ffff88800f43b838 RBP=dffffc0000000000 RSP=ffff888016d6fa38 R8 =ffff88800f43b810 R9 =0000000589702835 R10=0000000000155cc0 R11=0000000000000001 R12=ffff88800f43b810 R13=0000000589702835 R14=0000000000000000 R15=0000000000155cc0 RIP=ffffffff814a9ef5 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 00007f8a5198f700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0e424e3010 CR3=000000000b774000 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=38303a363120383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3134325b646873732038343a3830 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363239 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000