syzkaller login: [ 39.023470] ------------[ cut here ]------------ [ 39.024265] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.025985] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.027221] Modules linked in: [ 39.027775] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.029421] Tainted: [W]=WARN [ 39.029944] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.031182] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.031951] 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 [ 39.034556] RSP: 0018:ffff888018ee7bc0 EFLAGS: 00010286 [ 39.035335] RAX: 0000000000000000 RBX: ffffed10031dcf78 RCX: ffffffff813a4050 [ 39.036380] RDX: ffff8880183e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.037445] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031dcf2f [ 39.038510] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.039570] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018ee7df8 [ 39.040639] FS: 00007f9da6aad900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.041851] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.042739] CR2: 00007fff452c3ef8 CR3: 000000001aaca000 CR4: 0000000000350ef0 [ 39.043829] Call Trace: [ 39.044209] [ 39.044577] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.045303] ? __create_object+0x59/0x80 [ 39.045971] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.046773] __vmalloc_noprof+0x59/0x60 [ 39.047370] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.048105] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.048901] bpf_prog_alloc+0x39/0x200 [ 39.049472] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.050244] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.051014] do_seccomp+0x349/0x25e0 [ 39.051600] ? find_held_lock+0x2b/0x80 [ 39.052194] ? do_prlimit+0x310/0x610 [ 39.052841] ? __pfx_do_seccomp+0x10/0x10 [ 39.053438] ? do_raw_spin_unlock+0x53/0x220 [ 39.054142] ? _raw_spin_unlock+0x1e/0x40 [ 39.054790] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.055599] ? static_key_count+0x60/0x80 [ 39.056229] prctl_set_seccomp+0x4e/0x70 [ 39.056898] __do_sys_prctl+0xe6c/0x1d70 [ 39.057528] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.058200] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.059023] ? irqentry_exit+0xf3/0x650 [ 39.059640] do_syscall_64+0xbf/0x430 [ 39.060215] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.061030] RIP: 0033:0x7f9da6f9f5cd [ 39.061608] 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 [ 39.064202] RSP: 002b:00007fff452c28f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.065338] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9da6f9f5cd [ 39.066408] RDX: 0000562babb17e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.067519] RBP: 00007fff452c2950 R08: 0000000000000000 R09: 00007fff452c1ff0 [ 39.068595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562bd908dad0 [ 39.069660] R13: 00007fff452c2d80 R14: 0000562bd908ebc0 R15: 0000562bd909f780 [ 39.070762] [ 39.071127] irq event stamp: 1729 [ 39.071658] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 39.072955] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 39.074217] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 39.075507] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 39.076771] ---[ end trace 0000000000000000 ]--- [ 42.536018] ------------[ cut here ]------------ [ 42.536958] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.538990] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.540508] Modules linked in: [ 42.541113] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.543203] Tainted: [W]=WARN [ 42.543807] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.545282] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.546214] 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 [ 42.549457] RSP: 0018:ffff88800a92fbc0 EFLAGS: 00010286 [ 42.550444] RAX: 0000000000000000 RBX: ffffed1001525f78 RCX: ffffffff813a4050 [ 42.551757] RDX: ffff8880169e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.553078] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001525f2f [ 42.554376] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.555687] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a92fdf8 [ 42.556993] FS: 00007efc1198a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.558461] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.559591] CR2: 00007ffed4633ef8 CR3: 000000000d0bc000 CR4: 0000000000350ef0 [ 42.560881] Call Trace: [ 42.561349] [ 42.561796] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.562700] ? __create_object+0x59/0x80 [ 42.563522] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.564461] __vmalloc_noprof+0x59/0x60 [ 42.565232] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.566115] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.567078] bpf_prog_alloc+0x39/0x200 [ 42.567844] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.568798] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.569728] do_seccomp+0x349/0x25e0 [ 42.570423] ? find_held_lock+0x2b/0x80 [ 42.571227] ? do_prlimit+0x310/0x610 [ 42.571979] ? __pfx_do_seccomp+0x10/0x10 [ 42.572780] ? do_raw_spin_unlock+0x53/0x220 [ 42.573633] ? _raw_spin_unlock+0x1e/0x40 [ 42.574384] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.575402] ? static_key_count+0x60/0x80 [ 42.576215] prctl_set_seccomp+0x4e/0x70 [ 42.576993] __do_sys_prctl+0xe6c/0x1d70 [ 42.577785] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.578654] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.579675] ? irqentry_exit+0xf3/0x650 [ 42.580406] do_syscall_64+0xbf/0x430 [ 42.581150] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.582106] RIP: 0033:0x7efc11e7c5cd [ 42.582817] 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 [ 42.586040] RSP: 002b:00007ffed4631450 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.587456] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efc11e7c5cd [ 42.588779] RDX: 000056079020ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.590079] RBP: 00007ffed46314b0 R08: 0000000000000000 R09: 00007ffed4630b50 [ 42.591421] R10: 0000000000000000 R11: 0000000000000246 R12: 00005607a4d2bad0 [ 42.592726] R13: 00007ffed46318e0 R14: 00005607a4d2cbc0 R15: 00005607a4d3d780 [ 42.594032] [ 42.594453] irq event stamp: 1769 [ 42.595138] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 42.596684] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 42.598216] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 42.599814] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 42.601331] ---[ end trace 0000000000000000 ]--- [ 43.384853] ------------[ cut here ]------------ [ 43.385779] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.387798] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.389300] Modules linked in: [ 43.389940] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.391922] Tainted: [W]=WARN [ 43.392517] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.393952] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.394861] 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 [ 43.398015] RSP: 0018:ffff888017ed7bc0 EFLAGS: 00010286 [ 43.398979] RAX: 0000000000000000 RBX: ffffed1002fdaf78 RCX: ffffffff813a4050 [ 43.400258] RDX: ffff8880183e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.401546] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fdaf2f [ 43.402822] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.404113] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017ed7df8 [ 43.405386] FS: 00007f8652b2d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.406807] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.407881] CR2: 00007f86530934a6 CR3: 000000000dd8a000 CR4: 0000000000350ef0 [ 43.409159] Call Trace: [ 43.409668] [ 43.410073] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.410966] ? __create_object+0x59/0x80 [ 43.411763] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.412751] __vmalloc_noprof+0x59/0x60 [ 43.413465] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.414348] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.415298] bpf_prog_alloc+0x39/0x200 [ 43.416038] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.416990] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.417912] do_seccomp+0x349/0x25e0 [ 43.418641] ? find_held_lock+0x2b/0x80 [ 43.419371] ? do_prlimit+0x310/0x610 [ 43.420118] ? __pfx_do_seccomp+0x10/0x10 [ 43.420944] ? do_raw_spin_unlock+0x53/0x220 [ 43.421807] ? _raw_spin_unlock+0x1e/0x40 [ 43.422656] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.423635] ? static_key_count+0x60/0x80 [ 43.424381] prctl_set_seccomp+0x4e/0x70 [ 43.425163] __do_sys_prctl+0xe6c/0x1d70 [ 43.425996] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.426869] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.427852] ? irqentry_exit+0xf3/0x650 [ 43.428622] do_syscall_64+0xbf/0x430 [ 43.429319] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.430271] RIP: 0033:0x7f865301f5cd [ 43.430972] 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 [ 43.434147] RSP: 002b:00007ffc52b6dfc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.435535] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f865301f5cd [ 43.436818] RDX: 000055ed4b7f5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.438092] RBP: 00007ffc52b6e020 R08: 0000000000000000 R09: 00007ffc52b6d6c0 [ 43.439382] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ed679512b0 [ 43.440694] R13: 00007ffc52b6e450 R14: 000055ed67953d20 R15: 000055ed679658d0 [ 43.442000] [ 43.442426] irq event stamp: 1807 [ 43.443089] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 43.444618] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 43.446155] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 43.447715] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 43.449227] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11560' (ECDSA) to the list of known hosts. 2025/11/18 00:04:07 fuzzer started 2025/11/18 00:04:07 dialing manager at localhost:37895 2025/11/18 00:04:07 checking machine... 2025/11/18 00:04:07 checking revisions... [ 44.364544] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:04:07 testing simple program... [ 44.459754] cgroup: Unknown subsys name 'net' [ 44.519451] cgroup: Unknown subsys name 'cpuset' [ 44.537099] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:04:06 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff8880e538f000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08978 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255ae R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce08a70 RIP=ffffffff815bcfc4 RFL=00000286 [--S--P-] 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 00007f5f3f766900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5f3ee7c000 CR3=000000000ded2000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=789c6c759be67da100000000000ae988 XMM05=6ae5de178acfd014000000000031fe70 XMM06=d96330e2d2db8632000000000031ef80 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88801a977970 RCX=0000000000000000 RDX=0000000000000070 RSI=0000000000000000 RDI=ffff88801a9778d8 RBP=ffff88800f845340 RSP=ffff88801a977880 R8 =0000000000000001 R9 =0000000000000000 R10=ffff88801a9778d8 R11=0000000000000001 R12=0000000000000000 R13=ffff88801a977900 R14=ffff88800f845340 R15=ffff88801a9778d8 RIP=ffffffff84c73c6e 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 00007efc1198a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffed462b000 CR3=00000000208f2000 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=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