syzkaller login: [ 46.195664] ------------[ cut here ]------------ [ 46.196612] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.198673] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.200135] Modules linked in: [ 46.200773] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.202773] Tainted: [W]=WARN [ 46.203335] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.204789] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.205725] 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 [ 46.208913] RSP: 0018:ffff88800a44fbc0 EFLAGS: 00010286 [ 46.209903] RAX: 0000000000000000 RBX: ffffed1001489f78 RCX: ffffffff813a4050 [ 46.211228] RDX: ffff8880177ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.212524] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001489f2f [ 46.213806] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.215096] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a44fdf8 [ 46.216467] FS: 00007f05d1966900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.217951] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.219019] CR2: 00007f05d1e58580 CR3: 000000000d8c4000 CR4: 0000000000350ef0 [ 46.220331] Call Trace: [ 46.220847] [ 46.221262] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.222168] ? __create_object+0x59/0x80 [ 46.222972] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.223985] __vmalloc_noprof+0x59/0x60 [ 46.224746] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.225644] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.226578] bpf_prog_alloc+0x39/0x200 [ 46.227283] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.228237] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.229156] do_seccomp+0x349/0x25e0 [ 46.229884] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.230791] ? __pfx_do_seccomp+0x10/0x10 [ 46.231594] ? find_held_lock+0x2b/0x80 [ 46.232302] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.233270] ? static_key_count+0x60/0x80 [ 46.234081] prctl_set_seccomp+0x4e/0x70 [ 46.234865] __do_sys_prctl+0xe6c/0x1d70 [ 46.235663] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.236472] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.237448] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.238419] ? irqentry_exit+0xf3/0x650 [ 46.239188] do_syscall_64+0xbf/0x430 [ 46.239953] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.240923] RIP: 0033:0x7f05d1e585cd [ 46.241630] 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 [ 46.244840] RSP: 002b:00007ffeab45e080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.246204] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f05d1e585cd [ 46.247520] RDX: 0000555caee41e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.248818] RBP: 00007ffeab45e0e0 R08: 0000000000000000 R09: 00007ffeab45d780 [ 46.250101] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555cedbf1b10 [ 46.251393] R13: 00007ffeab45e510 R14: 0000555cedbf22b0 R15: 0000555cedc066f0 [ 46.252693] [ 46.253119] irq event stamp: 1787 [ 46.253775] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 46.255344] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 46.256863] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 46.258401] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 46.259936] ---[ end trace 0000000000000000 ]--- [ 49.374238] ------------[ cut here ]------------ [ 49.375190] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.377221] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 49.378737] Modules linked in: [ 49.379353] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.381344] Tainted: [W]=WARN [ 49.381949] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.383442] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.384380] 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 [ 49.387560] RSP: 0018:ffff88801afc7bc0 EFLAGS: 00010286 [ 49.388550] RAX: 0000000000000000 RBX: ffffed10035f8f78 RCX: ffffffff813a4050 [ 49.389860] RDX: ffff88801a0d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.391148] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035f8f2f [ 49.392453] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.393742] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801afc7df8 [ 49.395058] FS: 00007f31ff10a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.396523] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.397593] CR2: 00007ffdf5b02ef8 CR3: 000000000e22b000 CR4: 0000000000350ef0 [ 49.398901] Call Trace: [ 49.399381] [ 49.399839] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.400761] ? __create_object+0x59/0x80 [ 49.401553] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.402481] __vmalloc_noprof+0x59/0x60 [ 49.403242] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.404138] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.405084] bpf_prog_alloc+0x39/0x200 [ 49.405849] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.406794] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.407732] do_seccomp+0x349/0x25e0 [ 49.408411] ? find_held_lock+0x2b/0x80 [ 49.409165] ? do_prlimit+0x310/0x610 [ 49.409915] ? __pfx_do_seccomp+0x10/0x10 [ 49.410709] ? do_raw_spin_unlock+0x53/0x220 [ 49.411541] ? _raw_spin_unlock+0x1e/0x40 [ 49.412282] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.413246] ? static_key_count+0x60/0x80 [ 49.414056] prctl_set_seccomp+0x4e/0x70 [ 49.414832] __do_sys_prctl+0xe6c/0x1d70 [ 49.415635] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.416461] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.417443] ? irqentry_exit+0xf3/0x650 [ 49.418220] do_syscall_64+0xbf/0x430 [ 49.418976] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.419950] RIP: 0033:0x7f31ff5fc5cd [ 49.420655] 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 [ 49.423869] RSP: 002b:00007ffdf5b01350 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.425266] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f31ff5fc5cd [ 49.426557] RDX: 000055dcb4f99e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.427883] RBP: 00007ffdf5b013b0 R08: 0000000000000000 R09: 00007ffdf5b00a50 [ 49.429179] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dccecfdad0 [ 49.430469] R13: 00007ffdf5b017e0 R14: 000055dccecfebc0 R15: 000055dcced0f780 [ 49.431799] [ 49.432233] irq event stamp: 1751 [ 49.432897] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 49.434410] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 49.435971] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 49.437526] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 49.439062] ---[ end trace 0000000000000000 ]--- [ 50.267798] ------------[ cut here ]------------ [ 50.268694] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.270743] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 50.272265] Modules linked in: [ 50.272900] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.275142] Tainted: [W]=WARN [ 50.276254] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.277714] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.278638] 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 [ 50.281848] RSP: 0018:ffff888016c87bc0 EFLAGS: 00010286 [ 50.282823] RAX: 0000000000000000 RBX: ffffed1002d90f78 RCX: ffffffff813a4050 [ 50.284136] RDX: ffff888016c51bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.285437] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d90f2f [ 50.286729] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.288027] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c87df8 [ 50.289321] FS: 00007f6efc883900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.290764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.291828] CR2: 00007f6efcd75580 CR3: 000000001f6ea000 CR4: 0000000000350ef0 [ 50.293087] Call Trace: [ 50.293596] [ 50.294000] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.294897] ? __create_object+0x59/0x80 [ 50.295687] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.296651] __vmalloc_noprof+0x59/0x60 [ 50.297360] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.298249] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.299166] bpf_prog_alloc+0x39/0x200 [ 50.299904] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.300831] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.301745] do_seccomp+0x349/0x25e0 [ 50.302431] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.303325] ? __pfx_do_seccomp+0x10/0x10 [ 50.304102] ? find_held_lock+0x2b/0x80 [ 50.304839] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.305793] ? static_key_count+0x60/0x80 [ 50.306586] prctl_set_seccomp+0x4e/0x70 [ 50.307311] __do_sys_prctl+0xe6c/0x1d70 [ 50.308078] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.308931] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.309892] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.310880] ? irqentry_exit+0xf3/0x650 [ 50.311655] do_syscall_64+0xbf/0x430 [ 50.312350] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.313436] RIP: 0033:0x7f6efcd755cd [ 50.314277] 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 [ 50.317517] RSP: 002b:00007ffd769d0940 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.318897] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6efcd755cd [ 50.320209] RDX: 00005615736ade00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.321523] RBP: 00007ffd769d09a0 R08: 0000000000000000 R09: 00007ffd769d0040 [ 50.322819] R10: 0000000000000000 R11: 0000000000000246 R12: 00005615959f4ad0 [ 50.324143] R13: 00007ffd769d0dd0 R14: 00005615959f5bc0 R15: 0000561595a06780 [ 50.325436] [ 50.325899] irq event stamp: 1887 [ 50.326531] hardirqs last enabled at (1897): [] __up_console_sem+0x78/0x80 [ 50.328055] hardirqs last disabled at (1906): [] __up_console_sem+0x5d/0x80 [ 50.329595] softirqs last enabled at (1558): [] handle_softirqs+0x50c/0x770 [ 50.331148] softirqs last disabled at (1553): [] __irq_exit_rcu+0xc4/0x100 [ 50.332700] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:22643' (ECDSA) to the list of known hosts. 2025/11/18 03:43:48 fuzzer started 2025/11/18 03:43:48 dialing manager at localhost:37895 2025/11/18 03:43:48 checking machine... 2025/11/18 03:43:48 checking revisions... [ 51.287344] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:43:48 testing simple program... [ 51.379059] cgroup: Unknown subsys name 'net' [ 51.451528] cgroup: Unknown subsys name 'cpuset' [ 51.480197] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 03:43:47 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88801a0dd340 RCX=ffff88801b68780c RDX=0000000000000000 RSI=ffffffff81aaf525 RDI=ffff88801a0dd73c RBP=ffff88801b687910 RSP=ffff88801b687830 R8 =0000000000000001 R9 =ffff88801b6878f8 R10=000000000003c9ed R11=0000000000026761 R12=0000000000000000 R13=ffff88801b687900 R14=ffff88801a0dd340 R15=ffff88801b6878b8 RIP=ffffffff815bd59a RFL=00000217 [----APC] 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 00007f31ff10a900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdf5afb000 CR3=000000001f7f7000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000029685 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 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 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=00007f31ff6c1618 CR3=000000000dd4f000 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=26c5bbbe1f9fbd87db4ad77ef70c5481 XMM02=0000000000305e80eff9b2d0a8fce9cb XMM03=0000000000305f502c67c8bc2e329bc3 XMM04=0e3506a5d26f0ccf00000000000ae988 XMM05=35c6b5b6b38ac475000000000031f910 XMM06=8fede82a5ad58cbe000000000031ef98 XMM07=e042d86d42eb936e000000000030f4e8 XMM08=4a67ad005c33bb120000000000305f50 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000