syzkaller login: [ 39.134679] ------------[ cut here ]------------ [ 39.135528] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.137397] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.138648] Modules linked in: [ 39.139131] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.140757] Tainted: [W]=WARN [ 39.141211] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.142437] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.143175] 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 [ 39.145775] RSP: 0018:ffff888017517bc0 EFLAGS: 00010286 [ 39.146604] RAX: 0000000000000000 RBX: ffffed1002ea2f78 RCX: ffffffff813a4050 [ 39.147804] RDX: ffff88801522b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.148859] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ea2f2f [ 39.150127] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.151230] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017517df8 [ 39.152438] FS: 00007fbc40fd6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.153814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.154843] CR2: 00007fbc414c8580 CR3: 000000000e2eb000 CR4: 0000000000350ef0 [ 39.156090] Call Trace: [ 39.156497] [ 39.156932] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.157829] ? __create_object+0x59/0x80 [ 39.158635] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.159488] __vmalloc_noprof+0x59/0x60 [ 39.160174] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.161053] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.161989] bpf_prog_alloc+0x39/0x200 [ 39.162734] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.163540] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.164389] do_seccomp+0x349/0x25e0 [ 39.165040] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.165907] ? __pfx_do_seccomp+0x10/0x10 [ 39.166707] ? find_held_lock+0x2b/0x80 [ 39.167401] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.168288] ? static_key_count+0x60/0x80 [ 39.169050] prctl_set_seccomp+0x4e/0x70 [ 39.169826] __do_sys_prctl+0xe6c/0x1d70 [ 39.170614] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.171360] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.172251] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.173162] ? irqentry_exit+0xf3/0x650 [ 39.173959] do_syscall_64+0xbf/0x430 [ 39.174670] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.175522] RIP: 0033:0x7fbc414c85cd [ 39.176260] 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 [ 39.179349] RSP: 002b:00007ffd8cdfd270 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.180476] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc414c85cd [ 39.181527] RDX: 000055a755b90e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.182639] RBP: 00007ffd8cdfd2d0 R08: 0000000000000000 R09: 00007ffd8cdfc970 [ 39.183817] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a7592372b0 [ 39.184949] R13: 00007ffd8cdfd700 R14: 000055a759239d20 R15: 000055a75924b8d0 [ 39.186144] [ 39.186630] irq event stamp: 1689 [ 39.187181] hardirqs last enabled at (1697): [] __up_console_sem+0x78/0x80 [ 39.188641] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 39.190104] softirqs last enabled at (1522): [] handle_softirqs+0x50c/0x770 [ 39.191600] softirqs last disabled at (1517): [] __irq_exit_rcu+0xc4/0x100 [ 39.193053] ---[ end trace 0000000000000000 ]--- [ 42.087047] ------------[ cut here ]------------ [ 42.087976] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.090012] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.091466] Modules linked in: [ 42.092101] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.094324] Tainted: [W]=WARN [ 42.094999] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.096478] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.097381] 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 [ 42.100571] RSP: 0018:ffff88801640fbc0 EFLAGS: 00010286 [ 42.101482] RAX: 0000000000000000 RBX: ffffed1002c81f78 RCX: ffffffff813a4050 [ 42.102770] RDX: ffff888015229bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.104046] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c81f2f [ 42.105307] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.106573] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801640fdf8 [ 42.108094] FS: 00007f455b2ed900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.109620] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.110730] CR2: 00007ffcc929eef7 CR3: 000000001f8e5000 CR4: 0000000000350ef0 [ 42.112059] Call Trace: [ 42.112623] [ 42.113031] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.113923] ? __create_object+0x59/0x80 [ 42.114730] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.115689] __vmalloc_noprof+0x59/0x60 [ 42.116403] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.117269] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.118186] bpf_prog_alloc+0x39/0x200 [ 42.118935] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.120016] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.121035] do_seccomp+0x349/0x25e0 [ 42.121795] ? find_held_lock+0x2b/0x80 [ 42.122611] ? do_prlimit+0x310/0x610 [ 42.123307] ? __pfx_do_seccomp+0x10/0x10 [ 42.124128] ? do_raw_spin_unlock+0x53/0x220 [ 42.124987] ? _raw_spin_unlock+0x1e/0x40 [ 42.125802] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.126787] ? static_key_count+0x60/0x80 [ 42.127525] prctl_set_seccomp+0x4e/0x70 [ 42.128290] __do_sys_prctl+0xe6c/0x1d70 [ 42.129140] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.130024] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.131035] ? irqentry_exit+0xf3/0x650 [ 42.131835] do_syscall_64+0xbf/0x430 [ 42.132623] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.133629] RIP: 0033:0x7f455b7df5cd [ 42.134306] 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 [ 42.137535] RSP: 002b:00007ffcc929d2a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.138940] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f455b7df5cd [ 42.139805] RDX: 0000561268aefe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.140635] RBP: 00007ffcc929d300 R08: 0000000000000000 R09: 00007ffcc929c9a0 [ 42.141438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561271f92ad0 [ 42.142276] R13: 00007ffcc929d730 R14: 0000561271f93bc0 R15: 0000561271fa4780 [ 42.143117] [ 42.143390] irq event stamp: 1795 [ 42.143814] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 42.144809] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 42.145793] softirqs last enabled at (1818): [] handle_softirqs+0x50c/0x770 [ 42.146807] softirqs last disabled at (1813): [] __irq_exit_rcu+0xc4/0x100 [ 42.147791] ---[ end trace 0000000000000000 ]--- [ 42.758430] ------------[ cut here ]------------ [ 42.759352] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.761367] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.762820] Modules linked in: [ 42.763403] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.765629] Tainted: [W]=WARN [ 42.766173] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.767719] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.768654] 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 [ 42.771814] RSP: 0018:ffff888016cdfbc0 EFLAGS: 00010286 [ 42.772774] RAX: 0000000000000000 RBX: ffffed1002d9bf78 RCX: ffffffff813a4050 [ 42.774072] RDX: ffff888015205340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.775358] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9bf2f [ 42.776632] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.777892] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cdfdf8 [ 42.779176] FS: 00007fe529efa900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.780587] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.781651] CR2: 00007ffc8841aef7 CR3: 000000001bd56000 CR4: 0000000000350ef0 [ 42.782941] Call Trace: [ 42.783400] [ 42.783848] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.784732] ? __create_object+0x59/0x80 [ 42.785454] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.786421] __vmalloc_noprof+0x59/0x60 [ 42.787168] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.788035] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.788957] bpf_prog_alloc+0x39/0x200 [ 42.789698] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.790644] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.791510] do_seccomp+0x349/0x25e0 [ 42.792238] ? find_held_lock+0x2b/0x80 [ 42.792991] ? do_prlimit+0x310/0x610 [ 42.793724] ? __pfx_do_seccomp+0x10/0x10 [ 42.794473] ? do_raw_spin_unlock+0x53/0x220 [ 42.795301] ? _raw_spin_unlock+0x1e/0x40 [ 42.796083] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.797055] ? static_key_count+0x60/0x80 [ 42.797851] prctl_set_seccomp+0x4e/0x70 [ 42.798639] __do_sys_prctl+0xe6c/0x1d70 [ 42.799367] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.800216] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.801173] ? irqentry_exit+0xf3/0x650 [ 42.801928] do_syscall_64+0xbf/0x430 [ 42.802675] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.803617] RIP: 0033:0x7fe52a3ec5cd [ 42.804275] 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 [ 42.807413] RSP: 002b:00007ffc88418a50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.808759] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe52a3ec5cd [ 42.810015] RDX: 000055b8a08c5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.811288] RBP: 00007ffc88418ab0 R08: 0000000000000000 R09: 00007ffc88418150 [ 42.812564] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b8debf6b10 [ 42.813832] R13: 00007ffc88418ee0 R14: 000055b8debf72b0 R15: 000055b8dec0b6f0 [ 42.815120] [ 42.815594] irq event stamp: 1771 [ 42.816189] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 42.817678] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 42.819193] softirqs last enabled at (1596): [] handle_softirqs+0x50c/0x770 [ 42.820256] softirqs last disabled at (1591): [] __irq_exit_rcu+0xc4/0x100 [ 42.821268] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:40761' (ECDSA) to the list of known hosts. 2025/11/18 05:14:08 fuzzer started 2025/11/18 05:14:08 dialing manager at localhost:37895 2025/11/18 05:14:08 checking machine... 2025/11/18 05:14:08 checking revisions... [ 43.622605] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:14:08 testing simple program... [ 43.706119] cgroup: Unknown subsys name 'net' [ 43.769314] cgroup: Unknown subsys name 'cpuset' [ 43.784953] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:14:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88801a1dd340 RCX=ffff88801a0974ec RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88801a1dd73c RBP=ffff88801a1dd340 RSP=ffff88801a0974f8 R8 =ffffffff869d7fd6 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003 R12=ffff88801a1dd340 R13=ffff88801a0975e0 R14=ffff88801a097f58 R15=ffff88801a097598 RIP=ffffffff815d2a95 RFL=00000246 [---Z-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 00007f455b2ed900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f455b2cc020 CR3=000000001f861000 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=00000000000206df 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4c2420d030 CR3=000000000e10e000 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=66b93b99270717bd3e418459571e0a0e XMM02=2c67c8bc2e329bc300000000003039b0 XMM03=fb795ef6d6577056000000000030fa58 XMM04=10fa7156cb996fdd00000000000ae988 XMM05=d96330e2d2db86320000000000320448 XMM06=474038aa6c007e1f00000000003202d0 XMM07=e042d86d42eb936e000000000030fcd8 XMM08=0e25859b2f955c770000000000303a10 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000