syzkaller login: [ 38.923887] ------------[ cut here ]------------ [ 38.924800] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.926804] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 38.928331] Modules linked in: [ 38.928929] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.930922] Tainted: [W]=WARN [ 38.931534] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.933015] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.933931] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 38.937121] RSP: 0018:ffff888015fc7bc0 EFLAGS: 00010286 [ 38.938114] RAX: 0000000000000000 RBX: ffffed1002bf8f78 RCX: ffffffff813a4050 [ 38.939411] RDX: ffff88800e1e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.940703] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf8f2f [ 38.941994] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.943306] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fc7df8 [ 38.944608] FS: 00007f96ea3a0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.946066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.947140] CR2: 00007ffe1765fef7 CR3: 000000000dc4d000 CR4: 0000000000350ef0 [ 38.948455] Call Trace: [ 38.948930] [ 38.949369] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.950273] ? __create_object+0x59/0x80 [ 38.951013] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.951976] __vmalloc_noprof+0x59/0x60 [ 38.952726] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.953599] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.954549] bpf_prog_alloc+0x39/0x200 [ 38.955285] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.956173] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.957097] do_seccomp+0x349/0x25e0 [ 38.957817] ? find_held_lock+0x2b/0x80 [ 38.958597] ? do_prlimit+0x310/0x610 [ 38.959322] ? __pfx_do_seccomp+0x10/0x10 [ 38.960089] ? do_raw_spin_unlock+0x53/0x220 [ 38.960938] ? _raw_spin_unlock+0x1e/0x40 [ 38.961711] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.962680] ? static_key_count+0x60/0x80 [ 38.963479] prctl_set_seccomp+0x4e/0x70 [ 38.964257] __do_sys_prctl+0xe6c/0x1d70 [ 38.964990] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.965845] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.966818] ? irqentry_exit+0xf3/0x650 [ 38.967578] do_syscall_64+0xbf/0x430 [ 38.968311] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.969247] RIP: 0033:0x7f96ea8925cd [ 38.969906] 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 [ 38.973106] RSP: 002b:00007ffe1765d870 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.974499] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96ea8925cd [ 38.975798] RDX: 000055c3614cee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.977092] RBP: 00007ffe1765d8d0 R08: 0000000000000000 R09: 00007ffe1765cf70 [ 38.978395] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c3945b0ad0 [ 38.979673] R13: 00007ffe1765dd00 R14: 000055c3945b1bc0 R15: 000055c3945c2780 [ 38.980976] [ 38.981440] irq event stamp: 1727 [ 38.982076] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 38.983578] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 38.985101] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 38.986668] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 38.988222] ---[ end trace 0000000000000000 ]--- [ 41.722742] ------------[ cut here ]------------ [ 41.723573] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.725364] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.726802] Modules linked in: [ 41.727384] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.729187] Tainted: [W]=WARN [ 41.729715] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.731051] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.731873] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 41.734736] RSP: 0018:ffff88800dd1fbc0 EFLAGS: 00010286 [ 41.735620] RAX: 0000000000000000 RBX: ffffed1001ba3f78 RCX: ffffffff813a4050 [ 41.736775] RDX: ffff88800b2d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.737928] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ba3f2f [ 41.739096] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.740275] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800dd1fdf8 [ 41.741432] FS: 00007f4177e50900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.742731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.743686] CR2: 00007f41783b64a6 CR3: 000000001fe72000 CR4: 0000000000350ef0 [ 41.744845] Call Trace: [ 41.745302] [ 41.745672] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.746487] ? __create_object+0x59/0x80 [ 41.747153] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.748026] __vmalloc_noprof+0x59/0x60 [ 41.748702] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.749503] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.750366] bpf_prog_alloc+0x39/0x200 [ 41.750991] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.751834] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.752647] do_seccomp+0x349/0x25e0 [ 41.753302] ? find_held_lock+0x2b/0x80 [ 41.753942] ? do_prlimit+0x310/0x610 [ 41.754628] ? __pfx_do_seccomp+0x10/0x10 [ 41.755333] ? do_raw_spin_unlock+0x53/0x220 [ 41.756048] ? _raw_spin_unlock+0x1e/0x40 [ 41.756765] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.757629] ? static_key_count+0x60/0x80 [ 41.758364] prctl_set_seccomp+0x4e/0x70 [ 41.759027] __do_sys_prctl+0xe6c/0x1d70 [ 41.759730] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.760513] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.761389] ? irqentry_exit+0xf3/0x650 [ 41.762044] do_syscall_64+0xbf/0x430 [ 41.762723] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.763581] RIP: 0033:0x7f41783425cd [ 41.764174] 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 [ 41.767126] RSP: 002b:00007fffbfa72170 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.768371] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f41783425cd [ 41.769544] RDX: 00005645a52c9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.770713] RBP: 00007fffbfa721d0 R08: 0000000000000000 R09: 00007fffbfa71870 [ 41.771860] R10: 0000000000000000 R11: 0000000000000246 R12: 00005645ab3e2ad0 [ 41.772996] R13: 00007fffbfa72600 R14: 00005645ab3e3bc0 R15: 00005645ab3f4780 [ 41.774172] [ 41.774594] irq event stamp: 1803 [ 41.775139] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 41.776496] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 41.777866] softirqs last enabled at (1296): [] handle_softirqs+0x50c/0x770 [ 41.779285] softirqs last disabled at (1839): [] __irq_exit_rcu+0xc4/0x100 [ 41.780669] ---[ end trace 0000000000000000 ]--- [ 42.542902] ------------[ cut here ]------------ [ 42.543865] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.545897] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.547406] Modules linked in: [ 42.548015] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.550034] Tainted: [W]=WARN [ 42.550662] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.552166] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.553110] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.556379] RSP: 0018:ffff88801635fbc0 EFLAGS: 00010286 [ 42.557387] RAX: 0000000000000000 RBX: ffffed1002c6bf78 RCX: ffffffff813a4050 [ 42.558742] RDX: ffff88800b2dd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.560062] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c6bf2f [ 42.561388] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.562743] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801635fdf8 [ 42.564079] FS: 00007fa8b16eb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.565568] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.566697] CR2: 00007ffcc3e70ef7 CR3: 00000000205a4000 CR4: 0000000000350ef0 [ 42.568042] Call Trace: [ 42.568575] [ 42.568999] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.569935] ? __create_object+0x59/0x80 [ 42.570762] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.571780] __vmalloc_noprof+0x59/0x60 [ 42.572578] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.573505] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.574503] bpf_prog_alloc+0x39/0x200 [ 42.575283] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.576259] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.577177] do_seccomp+0x349/0x25e0 [ 42.577937] ? find_held_lock+0x2b/0x80 [ 42.578764] ? do_prlimit+0x310/0x610 [ 42.579543] ? __pfx_do_seccomp+0x10/0x10 [ 42.580381] ? do_raw_spin_unlock+0x53/0x220 [ 42.581256] ? _raw_spin_unlock+0x1e/0x40 [ 42.582026] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.583056] ? static_key_count+0x60/0x80 [ 42.583911] prctl_set_seccomp+0x4e/0x70 [ 42.584723] __do_sys_prctl+0xe6c/0x1d70 [ 42.585557] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.586485] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.587522] ? irqentry_exit+0xf3/0x650 [ 42.588340] do_syscall_64+0xbf/0x430 [ 42.589083] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.590102] RIP: 0033:0x7fa8b1bdd5cd [ 42.590857] 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 [ 42.594256] RSP: 002b:00007ffcc3e6e500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.595721] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa8b1bdd5cd [ 42.597114] RDX: 000055f89bdd3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.598501] RBP: 00007ffcc3e6e560 R08: 0000000000000000 R09: 00007ffcc3e6dc00 [ 42.599719] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f8b8871ad0 [ 42.600892] R13: 00007ffcc3e6e990 R14: 000055f8b8872bc0 R15: 000055f8b8883780 [ 42.602100] [ 42.602527] irq event stamp: 1729 [ 42.603086] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 42.604475] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 42.605884] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 42.607324] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 42.608723] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:26190' (ECDSA) to the list of known hosts. 2025/11/18 14:46:38 fuzzer started 2025/11/18 14:46:39 dialing manager at localhost:34383 2025/11/18 14:46:39 checking machine... 2025/11/18 14:46:39 checking revisions... [ 43.469180] kmemleak: Automatic memory scanning thread ended 2025/11/18 14:46:39 testing simple program... [ 43.561397] cgroup: Unknown subsys name 'net' [ 43.624900] cgroup: Unknown subsys name 'cpuset' [ 43.670423] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 14:46:38 Registers: info registers vcpu 0 RAX=000000000004003d RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 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 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=00007f4178405650 CR3=000000000e097000 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=36343a343120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343035 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffffffff81619130 RCX=ffff8880166175e4 RDX=1ffff11002cc2edd RSI=ffffffff81b2d5f9 RDI=ffff888016617758 RBP=ffff888016617728 RSP=ffff888016617680 R8 =ffffffff86ab8458 R9 =ffff8880166176d0 R10=000000000003c9ed R11=00000000000255cb R12=ffff888016617758 R13=0000000000000000 R14=ffff888016b49bc0 R15=ffff8880096c7b40 RIP=ffffffff8161913f 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 00007f4177e50900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffbfa6aff8 CR3=00000000204bf000 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=6720646572637465733a4d41503d706f 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