syzkaller login: [ 46.395645] ------------[ cut here ]------------ [ 46.396581] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.398617] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.400088] Modules linked in: [ 46.400961] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.403329] Tainted: [W]=WARN [ 46.403912] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.405420] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.406330] 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 [ 46.409578] RSP: 0018:ffff888015e17bc0 EFLAGS: 00010286 [ 46.410578] RAX: 0000000000000000 RBX: ffffed1002bc2f78 RCX: ffffffff813a4050 [ 46.411911] RDX: ffff88801600b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.413242] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bc2f2f [ 46.414534] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.415840] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015e17df8 [ 46.417156] FS: 00007fac01fbc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.418621] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.419697] CR2: 00007ffe620bfef8 CR3: 000000000dde9000 CR4: 0000000000350ef0 [ 46.421034] Call Trace: [ 46.421550] [ 46.421971] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.422894] ? __create_object+0x59/0x80 [ 46.423681] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.424661] __vmalloc_noprof+0x59/0x60 [ 46.425429] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.426321] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.427260] bpf_prog_alloc+0x39/0x200 [ 46.427968] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.428918] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.429838] do_seccomp+0x349/0x25e0 [ 46.430573] ? find_held_lock+0x2b/0x80 [ 46.431363] ? do_prlimit+0x310/0x610 [ 46.432073] ? __pfx_do_seccomp+0x10/0x10 [ 46.432883] ? do_raw_spin_unlock+0x53/0x220 [ 46.433736] ? _raw_spin_unlock+0x1e/0x40 [ 46.434542] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.435528] ? static_key_count+0x60/0x80 [ 46.436335] prctl_set_seccomp+0x4e/0x70 [ 46.437088] __do_sys_prctl+0xe6c/0x1d70 [ 46.437889] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.438749] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.439749] ? irqentry_exit+0xf3/0x650 [ 46.440536] do_syscall_64+0xbf/0x430 [ 46.441277] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.442189] RIP: 0033:0x7fac024ae5cd [ 46.442911] 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 [ 46.446111] RSP: 002b:00007ffe620be1d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.447494] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fac024ae5cd [ 46.448812] RDX: 000055a0bd5b5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.450124] RBP: 00007ffe620be230 R08: 0000000000000000 R09: 00007ffe620bd8d0 [ 46.451423] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a0c48e1b10 [ 46.452737] R13: 00007ffe620be660 R14: 000055a0c48e22b0 R15: 000055a0c48f66f0 [ 46.454056] [ 46.454529] irq event stamp: 1917 [ 46.455145] hardirqs last enabled at (1925): [] __up_console_sem+0x78/0x80 [ 46.456705] hardirqs last disabled at (1934): [] __up_console_sem+0x5d/0x80 [ 46.458246] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 46.459817] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 46.461354] ---[ end trace 0000000000000000 ]--- [ 49.947923] ------------[ cut here ]------------ [ 49.948744] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.950409] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.951620] Modules linked in: [ 49.952113] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.953764] Tainted: [W]=WARN [ 49.954263] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.955466] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.956179] 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 [ 49.958820] RSP: 0018:ffff88800cd2fbc0 EFLAGS: 00010286 [ 49.959624] RAX: 0000000000000000 RBX: ffffed10019a5f78 RCX: ffffffff813a4050 [ 49.960688] RDX: ffff88801a45d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.961745] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10019a5f2f [ 49.962801] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.963866] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800cd2fdf8 [ 49.964933] FS: 00007f3a7faa1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.966119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.967002] CR2: 00007f3a7ff93580 CR3: 000000001fe37000 CR4: 0000000000350ef0 [ 49.968066] Call Trace: [ 49.968490] [ 49.968839] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.969580] ? __create_object+0x59/0x80 [ 49.970197] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.971006] __vmalloc_noprof+0x59/0x60 [ 49.971630] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.972367] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.973169] bpf_prog_alloc+0x39/0x200 [ 49.973784] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.974550] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.975303] do_seccomp+0x349/0x25e0 [ 49.975859] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.976611] ? __pfx_do_seccomp+0x10/0x10 [ 49.977254] ? find_held_lock+0x2b/0x80 [ 49.977839] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.978635] ? static_key_count+0x60/0x80 [ 49.979299] prctl_set_seccomp+0x4e/0x70 [ 49.979902] __do_sys_prctl+0xe6c/0x1d70 [ 49.980547] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.981271] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.982034] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.982850] ? irqentry_exit+0xf3/0x650 [ 49.983589] do_syscall_64+0xbf/0x430 [ 49.984308] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.985266] RIP: 0033:0x7f3a7ff935cd [ 49.985919] 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 [ 49.989034] RSP: 002b:00007ffd75d0df40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.990380] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a7ff935cd [ 49.991645] RDX: 000055ac6a1ade00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.992926] RBP: 00007ffd75d0dfa0 R08: 0000000000000000 R09: 00007ffd75d0d640 [ 49.994188] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ac6ac4fbf0 [ 49.995455] R13: 00007ffd75d0e3d0 R14: 000055ac6ac59380 R15: 000055ac6ac64460 [ 49.996741] [ 49.997162] irq event stamp: 1691 [ 49.997809] hardirqs last enabled at (1701): [] __up_console_sem+0x78/0x80 [ 49.999318] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 50.000840] softirqs last enabled at (1318): [] handle_softirqs+0x50c/0x770 [ 50.002363] softirqs last disabled at (1313): [] __irq_exit_rcu+0xc4/0x100 [ 50.003855] ---[ end trace 0000000000000000 ]--- [ 50.784581] ------------[ cut here ]------------ [ 50.785511] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.787547] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.789005] Modules linked in: [ 50.789683] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.791649] Tainted: [W]=WARN [ 50.792252] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.793736] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.794648] 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 [ 50.797820] RSP: 0018:ffff88800f317bc0 EFLAGS: 00010286 [ 50.798799] RAX: 0000000000000000 RBX: ffffed1001e62f78 RCX: ffffffff813a4050 [ 50.800093] RDX: ffff88800f3f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.801391] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e62f2f [ 50.802674] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.803953] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f317df8 [ 50.805246] FS: 00007f6711fce900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.806696] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.807765] CR2: 00007fff6aafaef8 CR3: 000000000e90f000 CR4: 0000000000350ef0 [ 50.809057] Call Trace: [ 50.809555] [ 50.809969] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.810862] ? __create_object+0x59/0x80 [ 50.811643] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.812618] __vmalloc_noprof+0x59/0x60 [ 50.813375] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.814246] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.815139] bpf_prog_alloc+0x39/0x200 [ 50.815872] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.816801] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.817701] do_seccomp+0x349/0x25e0 [ 50.818426] ? find_held_lock+0x2b/0x80 [ 50.819141] ? do_prlimit+0x310/0x610 [ 50.819873] ? __pfx_do_seccomp+0x10/0x10 [ 50.820671] ? do_raw_spin_unlock+0x53/0x220 [ 50.821504] ? _raw_spin_unlock+0x1e/0x40 [ 50.822290] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.823253] ? static_key_count+0x60/0x80 [ 50.824014] prctl_set_seccomp+0x4e/0x70 [ 50.824806] __do_sys_prctl+0xe6c/0x1d70 [ 50.825590] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.826451] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.827490] ? irqentry_exit+0xf3/0x650 [ 50.828254] do_syscall_64+0xbf/0x430 [ 50.828963] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.829950] RIP: 0033:0x7f67124c05cd [ 50.830645] 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 [ 50.833801] RSP: 002b:00007fff6aaf9b60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.835163] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67124c05cd [ 50.836444] RDX: 0000557cc25dce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.837769] RBP: 00007fff6aaf9bc0 R08: 0000000000000000 R09: 00007fff6aaf9260 [ 50.839053] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557cfa1242b0 [ 50.840326] R13: 00007fff6aaf9ff0 R14: 0000557cfa126d20 R15: 0000557cfa1388d0 [ 50.841638] [ 50.842064] irq event stamp: 1767 [ 50.842716] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 50.844234] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 50.845767] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770 [ 50.847313] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 50.848834] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60096' (ECDSA) to the list of known hosts. 2025/11/17 12:47:27 fuzzer started 2025/11/17 12:47:28 dialing manager at localhost:37895 2025/11/17 12:47:28 checking machine... 2025/11/17 12:47:28 checking revisions... [ 51.718552] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:47:28 testing simple program... [ 51.802196] cgroup: Unknown subsys name 'net' [ 51.869682] cgroup: Unknown subsys name 'cpuset' [ 51.883266] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:47:27 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000561fdfd01360 RCX=0000000000000000 RDX=00000000ffffffff RSI=0000000000000000 RDI=0000561fdfcfec70 RBP=0000000000000000 RSP=00007ffd7acdf9c8 R8 =001327c2974a91ec R9 =00007f1d05ce3000 R10=00007f1d05ce3000 R11=0000000000000202 R12=0000000000000062 R13=00007f1d05c7b4ed R14=00007f1d05c7b4e3 R15=0000000000000000 RIP=00007f1d05b7fb30 RFL=00000246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f1d0508e900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbbfb272000 CR3=000000000d0f1000 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=c3971fd814315dabf14f2d078d7faf87 XMM02=ec2efd57dc4c00df00000000003057b0 XMM03=b1327e8603c0ad510000000000305880 XMM04=72f8602148bcb73200000000000ae988 XMM05=86e6f468164b72ca0000000000322498 XMM06=474038aa6c007e1f00000000003218c0 XMM07=e042d86d42eb936e0000000000311cc8 XMM08=b1327e8603c0ad510000000000305880 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888016537d30 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888016537850 R8 =0000000000000001 R9 =ffff888016537958 R10=000000000003c9ed R11=0000000000023ce1 R12=ffffffff8135e7a2 R13=ffff888016537960 R14=ffff888016537d10 R15=ffff888016537918 RIP=ffffffff815bcf75 RFL=00000247 [---Z-PC] 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 00007f3a7faa1900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd75d08000 CR3=000000001fdb7000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000