syzkaller login: [ 39.042979] ------------[ cut here ]------------ [ 39.043937] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.045969] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.047682] Modules linked in: [ 39.048294] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.050632] Tainted: [W]=WARN [ 39.051199] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.052700] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.053643] 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 [ 39.056866] RSP: 0018:ffff888016fafbc0 EFLAGS: 00010286 [ 39.057874] RAX: 0000000000000000 RBX: ffffed1002df5f78 RCX: ffffffff813a4050 [ 39.059181] RDX: ffff888016503780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.060489] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002df5f2f [ 39.061807] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.063115] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fafdf8 [ 39.064422] FS: 00007f981d347900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.065927] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.067011] CR2: 00007ffe6e613ef8 CR3: 000000001779f000 CR4: 0000000000350ef0 [ 39.068323] Call Trace: [ 39.068843] [ 39.069263] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.070188] ? __create_object+0x59/0x80 [ 39.070990] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.071983] __vmalloc_noprof+0x59/0x60 [ 39.072759] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.073662] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.074650] bpf_prog_alloc+0x39/0x200 [ 39.075381] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.076361] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.077319] do_seccomp+0x349/0x25e0 [ 39.078088] ? find_held_lock+0x2b/0x80 [ 39.078899] ? do_prlimit+0x310/0x610 [ 39.079693] ? __pfx_do_seccomp+0x10/0x10 [ 39.080528] ? do_raw_spin_unlock+0x53/0x220 [ 39.081361] ? _raw_spin_unlock+0x1e/0x40 [ 39.082197] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.083210] ? static_key_count+0x60/0x80 [ 39.084064] prctl_set_seccomp+0x4e/0x70 [ 39.084889] __do_sys_prctl+0xe6c/0x1d70 [ 39.085722] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.086628] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.087653] ? irqentry_exit+0xf3/0x650 [ 39.088414] do_syscall_64+0xbf/0x430 [ 39.089197] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.090217] RIP: 0033:0x7f981d8395cd [ 39.090957] 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 [ 39.094327] RSP: 002b:00007ffe6e612150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.095771] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f981d8395cd [ 39.097121] RDX: 000055a7221c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.098477] RBP: 00007ffe6e6121b0 R08: 0000000000000000 R09: 00007ffe6e611850 [ 39.099834] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a73edb92b0 [ 39.101187] R13: 00007ffe6e6125e0 R14: 000055a73edbbd20 R15: 000055a73edcd8d0 [ 39.102567] [ 39.103018] irq event stamp: 1841 [ 39.103704] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 39.105317] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 39.106939] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 39.108573] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 39.110189] ---[ end trace 0000000000000000 ]--- [ 42.202304] ------------[ cut here ]------------ [ 42.203256] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.204997] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.206238] Modules linked in: [ 42.206795] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.208458] Tainted: [W]=WARN [ 42.208918] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.210153] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.210912] 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 [ 42.213560] RSP: 0018:ffff8880174e7bc0 EFLAGS: 00010286 [ 42.214336] RAX: 0000000000000000 RBX: ffffed1002e9cf78 RCX: ffffffff813a4050 [ 42.215404] RDX: ffff888017300000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.216473] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e9cf2f [ 42.217558] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.218631] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880174e7df8 [ 42.219705] FS: 00007f5dee326900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.220894] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.221786] CR2: 00007f5dee818580 CR3: 0000000020872000 CR4: 0000000000350ef0 [ 42.222853] Call Trace: [ 42.223235] [ 42.223620] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.224336] ? __create_object+0x59/0x80 [ 42.224993] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.225802] __vmalloc_noprof+0x59/0x60 [ 42.226401] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.227120] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.227897] bpf_prog_alloc+0x39/0x200 [ 42.228514] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.229252] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.230016] do_seccomp+0x349/0x25e0 [ 42.230619] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.231323] ? __pfx_do_seccomp+0x10/0x10 [ 42.231976] ? find_held_lock+0x2b/0x80 [ 42.232600] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.233355] ? static_key_count+0x60/0x80 [ 42.234028] prctl_set_seccomp+0x4e/0x70 [ 42.234677] __do_sys_prctl+0xe6c/0x1d70 [ 42.235287] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.236000] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.236805] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.237622] ? irqentry_exit+0xf3/0x650 [ 42.238219] do_syscall_64+0xbf/0x430 [ 42.238830] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.239619] RIP: 0033:0x7f5dee8185cd [ 42.240166] 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 [ 42.242788] RSP: 002b:00007ffc37793c60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.243918] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5dee8185cd [ 42.244993] RDX: 000055a259316e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.246061] RBP: 00007ffc37793cc0 R08: 0000000000000000 R09: 00007ffc37793360 [ 42.247130] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a28e953240 [ 42.248194] R13: 00007ffc377940f0 R14: 000055a28e95c380 R15: 000055a28e967540 [ 42.249266] [ 42.249661] irq event stamp: 1797 [ 42.250174] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 42.251444] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 42.252706] softirqs last enabled at (1370): [] handle_softirqs+0x50c/0x770 [ 42.254009] softirqs last disabled at (1365): [] __irq_exit_rcu+0xc4/0x100 [ 42.255262] ---[ end trace 0000000000000000 ]--- [ 42.834371] ------------[ cut here ]------------ [ 42.835482] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.837743] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.839681] Modules linked in: [ 42.840356] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.842694] Tainted: [W]=WARN [ 42.843325] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.844995] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.846055] 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 [ 42.849668] RSP: 0018:ffff888019e3fbc0 EFLAGS: 00010286 [ 42.850783] RAX: 0000000000000000 RBX: ffffed10033c7f78 RCX: ffffffff813a4050 [ 42.852241] RDX: ffff88801672b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.853703] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033c7f2f [ 42.855159] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.856617] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e3fdf8 [ 42.858090] FS: 00007f500bb03900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.859722] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.860919] CR2: 00007f500bff5580 CR3: 0000000017d46000 CR4: 0000000000350ef0 [ 42.862372] Call Trace: [ 42.862934] [ 42.863398] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.864422] ? __create_object+0x59/0x80 [ 42.865314] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.866416] __vmalloc_noprof+0x59/0x60 [ 42.867260] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.868238] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.869285] bpf_prog_alloc+0x39/0x200 [ 42.870136] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.871186] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.872211] do_seccomp+0x349/0x25e0 [ 42.873023] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.874056] ? __pfx_do_seccomp+0x10/0x10 [ 42.874947] ? find_held_lock+0x2b/0x80 [ 42.875808] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.876898] ? static_key_count+0x60/0x80 [ 42.877819] prctl_set_seccomp+0x4e/0x70 [ 42.878701] __do_sys_prctl+0xe6c/0x1d70 [ 42.879586] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.880550] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.881655] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.882751] ? irqentry_exit+0xf3/0x650 [ 42.883618] do_syscall_64+0xbf/0x430 [ 42.884401] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.885511] RIP: 0033:0x7f500bff55cd [ 42.886281] 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 [ 42.889852] RSP: 002b:00007ffc91dd86f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.891171] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f500bff55cd [ 42.892407] RDX: 000055f4f44fbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.893668] RBP: 00007ffc91dd8750 R08: 0000000000000000 R09: 00007ffc91dd7df0 [ 42.894925] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f4f6d7ead0 [ 42.896177] R13: 00007ffc91dd8b80 R14: 000055f4f6d7fbc0 R15: 000055f4f6d90780 [ 42.897470] [ 42.897890] irq event stamp: 1875 [ 42.898531] hardirqs last enabled at (1885): [] __up_console_sem+0x78/0x80 [ 42.900010] hardirqs last disabled at (1894): [] __up_console_sem+0x5d/0x80 [ 42.901508] softirqs last enabled at (1794): [] handle_softirqs+0x50c/0x770 [ 42.903041] softirqs last disabled at (1789): [] __irq_exit_rcu+0xc4/0x100 [ 42.904549] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:35962' (ECDSA) to the list of known hosts. 2025/11/18 10:30:37 fuzzer started 2025/11/18 10:30:37 dialing manager at localhost:34383 2025/11/18 10:30:37 checking machine... 2025/11/18 10:30:37 checking revisions... [ 43.751833] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:30:37 testing simple program... [ 43.843231] cgroup: Unknown subsys name 'net' [ 43.911921] cgroup: Unknown subsys name 'cpuset' [ 43.923867] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:30:36 Registers: info registers vcpu 0 RAX=0000000000040db9 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffad294f010 CR3=000000000bb59000 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=2036333a30333a303120383120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036333a30333a3031203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000080010001 RBX=00000000002aa4fe RCX=ffffffff816348a4 RDX=ffff88801634d340 RSI=ffffffff816348b2 RDI=0000000000000006 RBP=ffff88806cf08d50 RSP=ffff88806cf08c88 R8 =000f424000000000 R9 =ffffed100d9e119a R10=0000000000549c76 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000549c76 R15=0000000000000000 RIP=ffffffff81751e08 RFL=00000087 [--S--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 00007f5dee326900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5dee2f0008 CR3=000000002082e000 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