syzkaller login: [ 38.999776] ------------[ cut here ]------------ [ 39.000556] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.002279] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.003544] Modules linked in: [ 39.004051] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.005760] Tainted: [W]=WARN [ 39.006277] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.007528] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.008324] 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 [ 39.011016] RSP: 0018:ffff8880165cfbc0 EFLAGS: 00010286 [ 39.011859] RAX: 0000000000000000 RBX: ffffed1002cb9f78 RCX: ffffffff813a4050 [ 39.012956] RDX: ffff888014bb9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.014061] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cb9f2f [ 39.015174] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.016265] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165cfdf8 [ 39.017360] FS: 00007fa2ee5d2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.018580] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.019478] CR2: 00007fa2eeac4580 CR3: 000000000ddef000 CR4: 0000000000350ef0 [ 39.020579] Call Trace: [ 39.020984] [ 39.021368] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.022137] ? __create_object+0x59/0x80 [ 39.022778] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.023605] __vmalloc_noprof+0x59/0x60 [ 39.024259] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.024970] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.025772] bpf_prog_alloc+0x39/0x200 [ 39.026407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.027208] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.027932] do_seccomp+0x349/0x25e0 [ 39.028551] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.029320] ? __pfx_do_seccomp+0x10/0x10 [ 39.029953] ? find_held_lock+0x2b/0x80 [ 39.030642] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.031465] ? static_key_count+0x60/0x80 [ 39.032147] prctl_set_seccomp+0x4e/0x70 [ 39.032772] __do_sys_prctl+0xe6c/0x1d70 [ 39.033448] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.034178] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.034985] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.035818] ? irqentry_exit+0xf3/0x650 [ 39.036481] do_syscall_64+0xbf/0x430 [ 39.037074] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.037881] RIP: 0033:0x7fa2eeac45cd [ 39.038494] 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 [ 39.041249] RSP: 002b:00007fff0a459700 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.042410] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2eeac45cd [ 39.043521] RDX: 0000563ad882fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.044624] RBP: 00007fff0a459760 R08: 0000000000000000 R09: 00007fff0a458e00 [ 39.045726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563b00677ad0 [ 39.046808] R13: 00007fff0a459b90 R14: 0000563b00678bc0 R15: 0000563b00689780 [ 39.047934] [ 39.048340] irq event stamp: 1707 [ 39.048870] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 39.050173] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 39.051480] softirqs last enabled at (1618): [] handle_softirqs+0x50c/0x770 [ 39.052799] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 39.054086] ---[ end trace 0000000000000000 ]--- [ 42.162131] ------------[ cut here ]------------ [ 42.163065] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.165286] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.166786] Modules linked in: [ 42.167438] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.169458] Tainted: [W]=WARN [ 42.170025] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.171530] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.172469] 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 [ 42.175705] RSP: 0018:ffff88801bb4fbc0 EFLAGS: 00010286 [ 42.176708] RAX: 0000000000000000 RBX: ffffed1003769f78 RCX: ffffffff813a4050 [ 42.178022] RDX: ffff88801b32b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.179343] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003769f2f [ 42.180655] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.181960] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bb4fdf8 [ 42.183286] FS: 00007fdda9017900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.184765] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.185851] CR2: 00007fdda957d4a6 CR3: 000000001fa59000 CR4: 0000000000350ef0 [ 42.187187] Call Trace: [ 42.187671] [ 42.188081] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.188989] ? __sanitizer_cov_trace_const_cmp4+0x4/0x20 [ 42.190008] __vmalloc_noprof+0x59/0x60 [ 42.190811] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.191701] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.192643] bpf_prog_alloc+0x39/0x200 [ 42.193398] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.194339] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.195263] do_seccomp+0x349/0x25e0 [ 42.195946] ? find_held_lock+0x2b/0x80 [ 42.196713] ? do_prlimit+0x310/0x610 [ 42.197474] ? __pfx_do_seccomp+0x10/0x10 [ 42.198272] ? do_raw_spin_unlock+0x53/0x220 [ 42.199080] ? _raw_spin_unlock+0x1e/0x40 [ 42.199868] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.200845] ? static_key_count+0x60/0x80 [ 42.201650] prctl_set_seccomp+0x4e/0x70 [ 42.202436] __do_sys_prctl+0xe6c/0x1d70 [ 42.203240] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.204054] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.205048] ? irqentry_exit+0xf3/0x650 [ 42.205823] do_syscall_64+0xbf/0x430 [ 42.206560] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.207526] RIP: 0033:0x7fdda95095cd [ 42.208237] 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 [ 42.211433] RSP: 002b:00007ffd906da0b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.212815] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdda95095cd [ 42.214114] RDX: 0000555be666ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.215450] RBP: 00007ffd906da110 R08: 0000000000000000 R09: 00007ffd906d97b0 [ 42.216737] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555bfd967bf0 [ 42.218052] R13: 00007ffd906da540 R14: 0000555bfd971380 R15: 0000555bfd97c460 [ 42.219372] [ 42.219788] irq event stamp: 1741 [ 42.220327] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 42.221599] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 42.222881] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 42.224169] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 42.225428] ---[ end trace 0000000000000000 ]--- [ 42.915342] ------------[ cut here ]------------ [ 42.916458] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.918938] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.920913] Modules linked in: [ 42.921756] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.924136] Tainted: [W]=WARN [ 42.924795] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.926552] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.927659] 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 [ 42.931424] RSP: 0018:ffff888017657bc0 EFLAGS: 00010286 [ 42.932583] RAX: 0000000000000000 RBX: ffffed1002ecaf78 RCX: ffffffff813a4050 [ 42.934125] RDX: ffff888014ad1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.935674] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ecaf2f [ 42.937198] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.938724] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017657df8 [ 42.940245] FS: 00007f8c92120900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.941937] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.943204] CR2: 00007ffc1cf6cef7 CR3: 000000000d23c000 CR4: 0000000000350ef0 [ 42.944714] Call Trace: [ 42.945312] [ 42.945791] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.946866] ? __create_object+0x59/0x80 [ 42.947784] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.948923] __vmalloc_noprof+0x59/0x60 [ 42.949820] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.950865] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.951974] bpf_prog_alloc+0x39/0x200 [ 42.952842] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.953936] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.955043] do_seccomp+0x349/0x25e0 [ 42.955765] ? find_held_lock+0x2b/0x80 [ 42.956525] ? do_prlimit+0x310/0x610 [ 42.957262] ? __pfx_do_seccomp+0x10/0x10 [ 42.957991] ? do_raw_spin_unlock+0x53/0x220 [ 42.958835] ? _raw_spin_unlock+0x1e/0x40 [ 42.959532] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.960325] ? static_key_count+0x60/0x80 [ 42.960949] prctl_set_seccomp+0x4e/0x70 [ 42.961582] __do_sys_prctl+0xe6c/0x1d70 [ 42.962225] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.962905] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.963702] ? irqentry_exit+0xf3/0x650 [ 42.964329] do_syscall_64+0xbf/0x430 [ 42.964896] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.965676] RIP: 0033:0x7f8c926125cd [ 42.966255] 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 [ 42.968879] RSP: 002b:00007ffc1cf6bd50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.969991] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c926125cd [ 42.971041] RDX: 000055748d163e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.972084] RBP: 00007ffc1cf6bdb0 R08: 0000000000000000 R09: 00007ffc1cf6b450 [ 42.973143] R10: 0000000000000000 R11: 0000000000000246 R12: 00005574991f4ad0 [ 42.974178] R13: 00007ffc1cf6c1e0 R14: 00005574991f5bc0 R15: 0000557499206780 [ 42.975240] [ 42.975585] irq event stamp: 1823 [ 42.976071] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 42.977332] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 42.978564] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 42.979814] softirqs last disabled at (1625): [] __irq_exit_rcu+0xc4/0x100 [ 42.981248] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28190' (ECDSA) to the list of known hosts. 2025/11/17 15:53:12 fuzzer started 2025/11/17 15:53:12 dialing manager at localhost:37895 2025/11/17 15:53:13 checking machine... 2025/11/17 15:53:13 checking revisions... [ 43.813762] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:53:13 testing simple program... [ 43.910344] cgroup: Unknown subsys name 'net' [ 43.977746] cgroup: Unknown subsys name 'cpuset' [ 44.004310] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:53:12 Registers: info registers vcpu 0 RAX=1ffffffff0ce395c RBX=ffffffff8671cae0 RCX=ffffffff81a8b24b RDX=0000000000000000 RSI=ffffffff86aaaa6a RDI=ffffffff8671cad0 RBP=ffffffff8671cad0 RSP=ffff88806ce089b8 R8 =ffffffff86aaaa6a R9 =0000000000000000 R10=000000000003c9ed R11=00000000000231c7 R12=ffffffff8671caf0 R13=ffffffff8671cad0 R14=ffffffff8671cad0 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000216 [----AP-] 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 00007fdda9017900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdda8fe6008 CR3=000000001fa0a000 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 info registers vcpu 1 RAX=0000000000022495 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=00000206 [-----P-] 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 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe7cf0bdb8 CR3=000000000e1a4000 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=546a3e6c868efa9c794f72a62ebf3b87 XMM02=0000000000306720eff9b2d0a8fce9cb XMM03=00000000003067f02c67c8bc2e329bc3 XMM04=804845c1a852bee400000000000ae988 XMM05=6b163deb4fa029b30000000000321370 XMM06=474038aa6c007e1f000000000031fca8 XMM07=e042d86d42eb936e0000000000310728 XMM08=416ffae939cd4c0c00000000003067f0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000