[ 38.969986] ------------[ cut here ]------------ [ 38.970951] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.973388] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 38.975184] Modules linked in: [ 38.975935] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.977980] Tainted: [W]=WARN [ 38.978557] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.980033] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.980991] 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 [ 38.984198] RSP: 0018:ffff8880198dfbc0 EFLAGS: 00010286 [ 38.985205] RAX: 0000000000000000 RBX: ffffed100331bf78 RCX: ffffffff813a4050 [ 38.986523] RDX: ffff88800f145340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.987820] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100331bf2f [ 38.989260] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.990697] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880198dfdf8 [ 38.992160] FS: 00007fc3f6c8f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.993720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.994878] CR2: 00007ffcd0af5ef7 CR3: 000000001e0eb000 CR4: 0000000000350ef0 [ 38.996353] Call Trace: [ 38.996895] [ 38.997313] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.998317] ? __create_object+0x59/0x80 [ 38.999211] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.000214] __vmalloc_noprof+0x59/0x60 [ 39.001091] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.002118] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.003173] bpf_prog_alloc+0x39/0x200 [ 39.003913] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.004854] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.005771] do_seccomp+0x349/0x25e0 [ 39.006500] ? find_held_lock+0x2b/0x80 [ 39.007361] ? do_prlimit+0x310/0x610 [ 39.008198] ? __pfx_do_seccomp+0x10/0x10 [ 39.009059] ? do_raw_spin_unlock+0x53/0x220 [ 39.009989] ? _raw_spin_unlock+0x1e/0x40 [ 39.010795] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.011800] ? static_key_count+0x60/0x80 [ 39.012619] prctl_set_seccomp+0x4e/0x70 [ 39.013495] __do_sys_prctl+0xe6c/0x1d70 [ 39.014316] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.015173] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.016139] ? irqentry_exit+0xf3/0x650 [ 39.016893] do_syscall_64+0xbf/0x430 [ 39.017604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.018692] RIP: 0033:0x7fc3f71815cd [ 39.019457] 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 [ 39.022634] RSP: 002b:00007ffcd0af49f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.024173] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc3f71815cd [ 39.025674] RDX: 000055b479c78e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.027111] RBP: 00007ffcd0af4a50 R08: 0000000000000000 R09: 00007ffcd0af40f0 [ 39.028491] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b4a40102b0 [ 39.029865] R13: 00007ffcd0af4e80 R14: 000055b4a4012d20 R15: 000055b4a40248d0 [ 39.031246] [ 39.031725] irq event stamp: 1853 [ 39.032385] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80 [ 39.034111] hardirqs last disabled at (1870): [] __up_console_sem+0x5d/0x80 [ 39.035712] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770 [ 39.037393] softirqs last disabled at (1637): [] __irq_exit_rcu+0xc4/0x100 [ 39.038973] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.439219] ------------[ cut here ]------------ [ 42.440058] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.442012] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.443337] Modules linked in: [ 42.443962] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.445838] Tainted: [W]=WARN [ 42.446429] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.447777] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.448565] 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 [ 42.451418] RSP: 0018:ffff8880178afbc0 EFLAGS: 00010286 [ 42.452170] RAX: 0000000000000000 RBX: ffffed1002f15f78 RCX: ffffffff813a4050 [ 42.453168] RDX: ffff88800e181bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.454353] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f15f2f [ 42.455340] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.456320] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178afdf8 [ 42.457325] FS: 00007f9cc9c4b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.458418] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.459217] CR2: 00007ffd117a5ef7 CR3: 000000000d21c000 CR4: 0000000000350ef0 [ 42.460179] Call Trace: [ 42.460528] [ 42.460863] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.461511] ? __create_object+0x59/0x80 [ 42.462094] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.463001] __vmalloc_noprof+0x59/0x60 [ 42.463543] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.464191] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.464884] bpf_prog_alloc+0x39/0x200 [ 42.465422] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.466111] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.466787] do_seccomp+0x349/0x25e0 [ 42.467443] ? find_held_lock+0x2b/0x80 [ 42.468098] ? do_prlimit+0x310/0x610 [ 42.468694] ? __pfx_do_seccomp+0x10/0x10 [ 42.469254] ? do_raw_spin_unlock+0x53/0x220 [ 42.470109] ? _raw_spin_unlock+0x1e/0x40 [ 42.470825] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.471514] ? static_key_count+0x60/0x80 [ 42.472122] prctl_set_seccomp+0x4e/0x70 [ 42.472702] __do_sys_prctl+0xe6c/0x1d70 [ 42.473257] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.473916] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.474609] ? irqentry_exit+0xf3/0x650 [ 42.475196] do_syscall_64+0xbf/0x430 [ 42.475757] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.476443] RIP: 0033:0x7f9cca13d5cd [ 42.476971] 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 [ 42.479346] RSP: 002b:00007ffd117a40a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.480352] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9cca13d5cd [ 42.481510] RDX: 000055ad9080ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.482467] RBP: 00007ffd117a4100 R08: 0000000000000000 R09: 00007ffd117a37a0 [ 42.483426] R10: 0000000000000000 R11: 0000000000000246 R12: 000055adbe49dad0 [ 42.484386] R13: 00007ffd117a4530 R14: 000055adbe49ebc0 R15: 000055adbe4af780 [ 42.485361] [ 42.485714] irq event stamp: 1673 [ 42.486164] hardirqs last enabled at (1681): [] __up_console_sem+0x78/0x80 [ 42.487295] hardirqs last disabled at (1690): [] __up_console_sem+0x5d/0x80 [ 42.488429] softirqs last enabled at (1552): [] handle_softirqs+0x50c/0x770 [ 42.489586] softirqs last disabled at (1545): [] __irq_exit_rcu+0xc4/0x100 [ 42.490845] ---[ end trace 0000000000000000 ]--- [ 43.318246] ------------[ cut here ]------------ [ 43.319025] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.320764] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.321930] Modules linked in: [ 43.322410] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.324149] Tainted: [W]=WARN [ 43.324622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.325893] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.326618] 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 [ 43.329280] RSP: 0018:ffff888016f47bc0 EFLAGS: 00010286 [ 43.330108] RAX: 0000000000000000 RBX: ffffed1002de8f78 RCX: ffffffff813a4050 [ 43.331166] RDX: ffff888017863780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.332243] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002de8f2f [ 43.333339] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.334380] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f47df8 [ 43.335415] FS: 00007f5985865900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.336596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.337608] CR2: 00007f5985d57580 CR3: 0000000020578000 CR4: 0000000000350ef0 [ 43.338869] Call Trace: [ 43.339338] [ 43.339776] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.340606] ? __create_object+0x59/0x80 [ 43.341376] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.342331] __vmalloc_noprof+0x59/0x60 [ 43.343078] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.343935] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.344861] bpf_prog_alloc+0x39/0x200 [ 43.345548] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.346464] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.347358] do_seccomp+0x349/0x25e0 [ 43.348056] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.348940] ? __pfx_do_seccomp+0x10/0x10 [ 43.349729] ? find_held_lock+0x2b/0x80 [ 43.350434] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.351390] ? static_key_count+0x60/0x80 [ 43.352165] prctl_set_seccomp+0x4e/0x70 [ 43.352923] __do_sys_prctl+0xe6c/0x1d70 [ 43.353731] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.354517] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.355455] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.356409] ? irqentry_exit+0xf3/0x650 [ 43.357145] do_syscall_64+0xbf/0x430 [ 43.357869] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.358812] RIP: 0033:0x7f5985d575cd [ 43.359452] 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 [ 43.362555] RSP: 002b:00007ffd823be750 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.363872] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5985d575cd [ 43.365117] RDX: 000055ba6c617e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.366384] RBP: 00007ffd823be7b0 R08: 0000000000000000 R09: 00007ffd823bde50 [ 43.367635] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ba6deb2b10 [ 43.368891] R13: 00007ffd823bebe0 R14: 000055ba6deb32b0 R15: 000055ba6dec76f0 [ 43.370149] [ 43.370557] irq event stamp: 1781 [ 43.371172] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 43.372687] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 43.374176] softirqs last enabled at (1822): [] handle_softirqs+0x50c/0x770 [ 43.375662] softirqs last disabled at (1817): [] __irq_exit_rcu+0xc4/0x100 [ 43.377115] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36464' (ECDSA) to the list of known hosts. 2025/11/18 05:21:02 fuzzer started 2025/11/18 05:21:02 dialing manager at localhost:37895 2025/11/18 05:21:02 checking machine... 2025/11/18 05:21:02 checking revisions... [ 44.473702] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:21:02 testing simple program... [ 44.566513] cgroup: Unknown subsys name 'net' [ 44.635249] cgroup: Unknown subsys name 'cpuset' [ 44.649873] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 05:21:01 Registers: info registers vcpu 0 RAX=000000000000000a RBX=ffff888009cf9bc0 RCX=0000000000000000 RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000003 RBP=ffff888009cfa618 RSP=ffff88801733f368 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888009cfa690 R13=0000000000000002 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8152717d RFL=00000002 [-------] 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 fffffe6a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe8e80e3790 CR3=00000000204ee000 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=4bf4efb7855c0416ee87d7f226dcf7f3 XMM02=24554af44fa7e629c771a4424c3a7c65 XMM03=8b1883906c3f4ebc432c508e2636ea20 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=0e0d0c0f0a09080b0605040702010003 XMM08=00000000000000000000000003000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000011 RBX=ffffed100d9e1163 RCX=ffff88806cf089c4 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff888009613b7c RBP=ffff888009462280 RSP=ffff88806cf08b18 R8 =ffffffff869d9f82 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000054b R12=0000000000000000 R13=0000000000000001 R14=ffff88801b19e5e0 R15=ffff888009462280 RIP=ffffffff81619339 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff0d4713020 CR3=000000001c485000 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=2031303a31323a353020383120766f4e XMM01=657463656e6e6f63736944203a5d3933 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3933325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031303a31323a3530203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000