syzkaller login: [ 46.782396] ------------[ cut here ]------------ [ 46.783357] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.785419] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/238 [ 46.786885] Modules linked in: [ 46.787478] CPU: 1 UID: 104 PID: 238 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.789475] Tainted: [W]=WARN [ 46.790089] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.791569] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.792488] 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 [ 46.795666] RSP: 0018:ffff888015c67bc0 EFLAGS: 00010286 [ 46.796662] RAX: 0000000000000000 RBX: ffffed1002b8cf78 RCX: ffffffff813a4050 [ 46.797969] RDX: ffff888019323780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.799283] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b8cf2f [ 46.800600] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.801904] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c67df8 [ 46.803198] FS: 00007fe8e12f0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.804647] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.805717] CR2: 00007ffe067e2ef7 CR3: 000000000e610000 CR4: 0000000000350ef0 [ 46.807008] Call Trace: [ 46.807481] [ 46.807939] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.808838] ? __create_object+0x59/0x80 [ 46.809640] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.810566] __vmalloc_noprof+0x59/0x60 [ 46.811336] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.812222] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.813156] bpf_prog_alloc+0x39/0x200 [ 46.813921] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.814861] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.815772] do_seccomp+0x349/0x25e0 [ 46.816455] ? find_held_lock+0x2b/0x80 [ 46.817225] ? do_prlimit+0x310/0x610 [ 46.817987] ? __pfx_do_seccomp+0x10/0x10 [ 46.818788] ? do_raw_spin_unlock+0x53/0x220 [ 46.819639] ? _raw_spin_unlock+0x1e/0x40 [ 46.820386] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.821363] ? static_key_count+0x60/0x80 [ 46.822187] prctl_set_seccomp+0x4e/0x70 [ 46.822977] __do_sys_prctl+0xe6c/0x1d70 [ 46.823769] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.824632] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.825567] ? irqentry_exit+0xf3/0x650 [ 46.826354] do_syscall_64+0xbf/0x430 [ 46.827111] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.828074] RIP: 0033:0x7fe8e17e25cd [ 46.828797] 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 [ 46.831992] RSP: 002b:00007ffe067e0520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.833359] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe8e17e25cd [ 46.834665] RDX: 000055d4078b7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.835956] RBP: 00007ffe067e0580 R08: 0000000000000000 R09: 00007ffe067dfc20 [ 46.837256] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d4233de2b0 [ 46.838436] R13: 00007ffe067e09b0 R14: 000055d4233e0d20 R15: 000055d4233f28d0 [ 46.839532] [ 46.839915] irq event stamp: 1741 [ 46.840417] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 46.841720] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 46.842992] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 46.844278] softirqs last disabled at (1703): [] __irq_exit_rcu+0xc4/0x100 [ 46.845553] ---[ end trace 0000000000000000 ]--- [ 50.172524] ------------[ cut here ]------------ [ 50.173458] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.175538] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 50.177081] Modules linked in: [ 50.177740] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.179743] Tainted: [W]=WARN [ 50.180298] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.181781] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.182704] 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 [ 50.185908] RSP: 0018:ffff888017567bc0 EFLAGS: 00010286 [ 50.186912] RAX: 0000000000000000 RBX: ffffed1002eacf78 RCX: ffffffff813a4050 [ 50.188204] RDX: ffff888016db3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.189508] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eacf2f [ 50.190814] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.192101] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017567df8 [ 50.193386] FS: 00007f957e078900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.194850] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.195931] CR2: 00007ffd3f8d3ef7 CR3: 000000000df2d000 CR4: 0000000000350ef0 [ 50.197214] Call Trace: [ 50.197736] [ 50.198157] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.199061] ? __create_object+0x59/0x80 [ 50.199843] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.200824] __vmalloc_noprof+0x59/0x60 [ 50.201563] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.202459] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.203397] bpf_prog_alloc+0x39/0x200 [ 50.204146] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.205081] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.206008] do_seccomp+0x349/0x25e0 [ 50.206748] ? find_held_lock+0x2b/0x80 [ 50.207479] ? do_prlimit+0x310/0x610 [ 50.208217] ? __pfx_do_seccomp+0x10/0x10 [ 50.209016] ? do_raw_spin_unlock+0x53/0x220 [ 50.209863] ? _raw_spin_unlock+0x1e/0x40 [ 50.210652] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.211564] ? static_key_count+0x60/0x80 [ 50.212365] prctl_set_seccomp+0x4e/0x70 [ 50.213143] __do_sys_prctl+0xe6c/0x1d70 [ 50.213935] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.214802] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.215783] ? irqentry_exit+0xf3/0x650 [ 50.216506] do_syscall_64+0xbf/0x430 [ 50.217250] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.218217] RIP: 0033:0x7f957e56a5cd [ 50.218928] 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 [ 50.222115] RSP: 002b:00007ffd3f8d1670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.223478] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f957e56a5cd [ 50.224767] RDX: 00005633aa2a9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.226069] RBP: 00007ffd3f8d16d0 R08: 0000000000000000 R09: 00007ffd3f8d0d70 [ 50.227360] R10: 0000000000000000 R11: 0000000000000246 R12: 00005633b6133b10 [ 50.228640] R13: 00007ffd3f8d1b00 R14: 00005633b61342b0 R15: 00005633b61486f0 [ 50.229962] [ 50.230382] irq event stamp: 1837 [ 50.231034] hardirqs last enabled at (1847): [] __up_console_sem+0x78/0x80 [ 50.232570] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 50.234123] softirqs last enabled at (1816): [] handle_softirqs+0x50c/0x770 [ 50.235675] softirqs last disabled at (1811): [] __irq_exit_rcu+0xc4/0x100 [ 50.237194] ---[ end trace 0000000000000000 ]--- [ 51.057741] ------------[ cut here ]------------ [ 51.058673] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.060843] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/254 [ 51.062540] Modules linked in: [ 51.063188] CPU: 0 UID: 104 PID: 254 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 51.065185] Tainted: [W]=WARN [ 51.065806] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.067280] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.068203] 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 [ 51.071410] RSP: 0018:ffff88800f377bc0 EFLAGS: 00010286 [ 51.072398] RAX: 0000000000000000 RBX: ffffed1001e6ef78 RCX: ffffffff813a4050 [ 51.073710] RDX: ffff888013ad9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.074988] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e6ef2f [ 51.076282] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.077603] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f377df8 [ 51.078890] FS: 00007f3969406900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.080335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.081401] CR2: 00007f39698f8580 CR3: 000000000d67d000 CR4: 0000000000350ef0 [ 51.082710] Call Trace: [ 51.083179] [ 51.083639] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.084493] ? __create_object+0x59/0x80 [ 51.085277] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.086280] __vmalloc_noprof+0x59/0x60 [ 51.087047] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.087930] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.088874] bpf_prog_alloc+0x39/0x200 [ 51.089652] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.090566] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.091502] do_seccomp+0x349/0x25e0 [ 51.092232] ? __pfx_css_rstat_updated+0x10/0x10 [ 51.093140] ? __pfx_do_seccomp+0x10/0x10 [ 51.093944] ? find_held_lock+0x2b/0x80 [ 51.094717] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.095695] ? static_key_count+0x60/0x80 [ 51.096466] prctl_set_seccomp+0x4e/0x70 [ 51.097239] __do_sys_prctl+0xe6c/0x1d70 [ 51.098031] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.098885] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.099869] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.100854] ? irqentry_exit+0xf3/0x650 [ 51.101644] do_syscall_64+0xbf/0x430 [ 51.102346] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.103312] RIP: 0033:0x7f39698f85cd [ 51.104014] 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 [ 51.107195] RSP: 002b:00007ffc7b83f310 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.108573] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f39698f85cd [ 51.109885] RDX: 000055d915a00e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.111170] RBP: 00007ffc7b83f370 R08: 0000000000000000 R09: 00007ffc7b83ea10 [ 51.112473] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d94dec0b10 [ 51.113772] R13: 00007ffc7b83f7a0 R14: 000055d94dec12b0 R15: 000055d94ded56f0 [ 51.115073] [ 51.115507] irq event stamp: 1819 [ 51.116170] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 51.117718] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 51.119233] softirqs last enabled at (1788): [] handle_softirqs+0x50c/0x770 [ 51.120766] softirqs last disabled at (1783): [] __irq_exit_rcu+0xc4/0x100 [ 51.122293] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4654' (ECDSA) to the list of known hosts. 2025/11/17 12:37:03 fuzzer started 2025/11/17 12:37:04 dialing manager at localhost:37895 2025/11/17 12:37:04 checking machine... 2025/11/17 12:37:04 checking revisions... [ 52.010253] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:37:04 testing simple program... [ 52.109881] cgroup: Unknown subsys name 'net' [ 52.195259] cgroup: Unknown subsys name 'cpuset' [ 52.209945] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:37:03 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff888017aaf388 RCX=0000000000000001 RDX=ffff888017ab0001 RSI=ffff888017aaf358 RDI=ffff88806ce08a80 RBP=ffff888017aa8000 RSP=ffff88806ce08a00 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=000000000000e7d2 R12=ffff88806ce08a01 R13=ffff88806ce08ab8 R14=ffff888017aaf358 R15=ffff88806ce08a70 RIP=ffffffff8135eecb RFL=00000202 [-------] 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 00007f1bfbca2900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdae161858 CR3=000000000dcb8000 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=e92a8efdea33cebb9c41567a51eed183 XMM02=eff9b2d0a8fce9cb00000000003060e8 XMM03=2c67c8bc2e329bc30000000000306210 XMM04=a4f12b016681d20100000000000ae988 XMM05=d897c859dfdefc420000000000323808 XMM06=2d742cf50fd7c19100000000003226a0 XMM07=fb795ef6d657705600000000003135d0 XMM08=2c67c8bc2e329bc30000000000306210 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888014132520 RCX=ffffffff81bf02f2 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff888019771270 RSP=ffff88800a8ffd10 R8 =0000000000000000 R9 =ffffed10032ee24b R10=0000000000000000 R11=0000000000000001 R12=ffffffff81bf0408 R13=0000000000000202 R14=ffff888016db0000 R15=ffff888014132340 RIP=ffffffff81528f48 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 00007f957e078900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd3f8cb000 CR3=000000000dfa2000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000