syzkaller login: [ 39.027980] ------------[ cut here ]------------ [ 39.028940] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.031308] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.032830] Modules linked in: [ 39.033440] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.035454] Tainted: [W]=WARN [ 39.036039] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.037550] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.038421] 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 [ 39.041617] RSP: 0018:ffff888014147bc0 EFLAGS: 00010286 [ 39.042615] RAX: 0000000000000000 RBX: ffffed1002828f78 RCX: ffffffff813a4050 [ 39.043904] RDX: ffff88800f1c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.045186] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002828f2f [ 39.046488] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.047788] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014147df8 [ 39.049055] FS: 00007fed505e6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.050500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.051599] CR2: 00007fed50ad8580 CR3: 000000000e338000 CR4: 0000000000350ef0 [ 39.052895] Call Trace: [ 39.053365] [ 39.053810] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.054736] ? __create_object+0x59/0x80 [ 39.055489] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.056465] __vmalloc_noprof+0x59/0x60 [ 39.057234] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.058123] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.059054] bpf_prog_alloc+0x39/0x200 [ 39.059793] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.060734] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.061653] do_seccomp+0x349/0x25e0 [ 39.062328] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.063223] ? __pfx_do_seccomp+0x10/0x10 [ 39.064001] ? find_held_lock+0x2b/0x80 [ 39.064769] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.065749] ? static_key_count+0x60/0x80 [ 39.066552] prctl_set_seccomp+0x4e/0x70 [ 39.067296] __do_sys_prctl+0xe6c/0x1d70 [ 39.068082] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.068933] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.069917] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.070887] ? irqentry_exit+0xf3/0x650 [ 39.071652] do_syscall_64+0xbf/0x430 [ 39.072348] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.073310] RIP: 0033:0x7fed50ad85cd [ 39.074019] 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 [ 39.077181] RSP: 002b:00007ffcd548c690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.078560] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fed50ad85cd [ 39.079838] RDX: 000056222a14de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.081134] RBP: 00007ffcd548c6f0 R08: 0000000000000000 R09: 00007ffcd548bd90 [ 39.082453] R10: 0000000000000000 R11: 0000000000000246 R12: 000056224be75ad0 [ 39.083752] R13: 00007ffcd548cb20 R14: 000056224be76bc0 R15: 000056224be87780 [ 39.085066] [ 39.085499] irq event stamp: 1757 [ 39.086167] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 39.087690] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 39.089213] softirqs last enabled at (1736): [] handle_softirqs+0x50c/0x770 [ 39.090764] softirqs last disabled at (1731): [] __irq_exit_rcu+0xc4/0x100 [ 39.092282] ---[ end trace 0000000000000000 ]--- [ 42.639506] ------------[ cut here ]------------ [ 42.640450] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.642487] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.643957] Modules linked in: [ 42.644582] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.646559] Tainted: [W]=WARN [ 42.647119] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.648587] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.649468] 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 [ 42.652877] RSP: 0018:ffff88801429fbc0 EFLAGS: 00010286 [ 42.653928] RAX: 0000000000000000 RBX: ffffed1002853f78 RCX: ffffffff813a4050 [ 42.655219] RDX: ffff888016901bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.656498] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002853f2f [ 42.657816] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.659112] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801429fdf8 [ 42.660393] FS: 00007f577e81e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.661836] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.662893] CR2: 00007ffd2dfd9ef7 CR3: 0000000020391000 CR4: 0000000000350ef0 [ 42.664165] Call Trace: [ 42.664675] [ 42.665083] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.665985] ? __create_object+0x59/0x80 [ 42.666771] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.667740] __vmalloc_noprof+0x59/0x60 [ 42.668448] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.669340] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.670262] bpf_prog_alloc+0x39/0x200 [ 42.671009] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.671947] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.672848] do_seccomp+0x349/0x25e0 [ 42.673585] ? find_held_lock+0x2b/0x80 [ 42.674307] ? do_prlimit+0x310/0x610 [ 42.675054] ? __pfx_do_seccomp+0x10/0x10 [ 42.675834] ? do_raw_spin_unlock+0x53/0x220 [ 42.676687] ? _raw_spin_unlock+0x1e/0x40 [ 42.677430] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.678397] ? static_key_count+0x60/0x80 [ 42.679189] prctl_set_seccomp+0x4e/0x70 [ 42.679980] __do_sys_prctl+0xe6c/0x1d70 [ 42.680778] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.681660] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.682645] ? irqentry_exit+0xf3/0x650 [ 42.683376] do_syscall_64+0xbf/0x430 [ 42.684127] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.685089] RIP: 0033:0x7f577ed105cd [ 42.685811] 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 [ 42.689036] RSP: 002b:00007ffd2dfd86e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.690439] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f577ed105cd [ 42.691741] RDX: 000055990a8c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.693045] RBP: 00007ffd2dfd8740 R08: 0000000000000000 R09: 00007ffd2dfd7de0 [ 42.694353] R10: 0000000000000000 R11: 0000000000000246 R12: 000055993feadb10 [ 42.695655] R13: 00007ffd2dfd8b70 R14: 000055993feae2b0 R15: 000055993fec26f0 [ 42.696972] [ 42.697418] irq event stamp: 1811 [ 42.698075] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 42.699627] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 42.701174] softirqs last enabled at (1618): [] handle_softirqs+0x50c/0x770 [ 42.702755] softirqs last disabled at (1613): [] __irq_exit_rcu+0xc4/0x100 [ 42.704289] ---[ end trace 0000000000000000 ]--- [ 43.530339] ------------[ cut here ]------------ [ 43.531378] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.533991] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.535623] Modules linked in: [ 43.536262] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.538340] Tainted: [W]=WARN [ 43.539000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.540539] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.541462] 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 [ 43.544775] RSP: 0018:ffff88800f1d7bc0 EFLAGS: 00010286 [ 43.545845] RAX: 0000000000000000 RBX: ffffed1001e3af78 RCX: ffffffff813a4050 [ 43.547198] RDX: ffff8880163c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.548549] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e3af2f [ 43.549963] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.551311] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f1d7df8 [ 43.552640] FS: 00007f6f85539900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.554458] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.555845] CR2: 00007f6f85a9f4a6 CR3: 000000000c0df000 CR4: 0000000000350ef0 [ 43.557547] Call Trace: [ 43.558127] [ 43.558613] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.559578] ? __create_object+0x59/0x80 [ 43.560348] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.561394] __vmalloc_noprof+0x59/0x60 [ 43.562201] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.563127] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.564113] bpf_prog_alloc+0x39/0x200 [ 43.564905] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.565901] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.566851] do_seccomp+0x349/0x25e0 [ 43.567600] ? find_held_lock+0x2b/0x80 [ 43.568329] ? do_prlimit+0x310/0x610 [ 43.569141] ? __pfx_do_seccomp+0x10/0x10 [ 43.569985] ? do_raw_spin_unlock+0x53/0x220 [ 43.570876] ? _raw_spin_unlock+0x1e/0x40 [ 43.571698] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.572730] ? static_key_count+0x60/0x80 [ 43.573581] prctl_set_seccomp+0x4e/0x70 [ 43.574323] __do_sys_prctl+0xe6c/0x1d70 [ 43.575142] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.576048] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.577070] ? irqentry_exit+0xf3/0x650 [ 43.577904] do_syscall_64+0xbf/0x430 [ 43.578674] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.579757] RIP: 0033:0x7f6f85a2b5cd [ 43.580422] 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 [ 43.583721] RSP: 002b:00007ffcfaec4060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.585129] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6f85a2b5cd [ 43.586464] RDX: 000056432a9dde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.587785] RBP: 00007ffcfaec40c0 R08: 0000000000000000 R09: 00007ffcfaec3760 [ 43.589079] R10: 0000000000000000 R11: 0000000000000246 R12: 000056433dfacad0 [ 43.590412] R13: 00007ffcfaec44f0 R14: 000056433dfadbc0 R15: 000056433dfbe780 [ 43.591766] [ 43.592194] irq event stamp: 1809 [ 43.592898] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 43.594535] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 43.596110] softirqs last enabled at (1596): [] handle_softirqs+0x50c/0x770 [ 43.597725] softirqs last disabled at (1591): [] __irq_exit_rcu+0xc4/0x100 [ 43.599199] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60410' (ECDSA) to the list of known hosts. 2025/11/18 06:20:17 fuzzer started 2025/11/18 06:20:17 dialing manager at localhost:37895 2025/11/18 06:20:17 checking machine... 2025/11/18 06:20:17 checking revisions... [ 44.579695] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:20:17 testing simple program... [ 44.678444] cgroup: Unknown subsys name 'net' [ 44.733205] cgroup: Unknown subsys name 'cpuset' [ 44.751170] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:20:16 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff8880e538f000 RCX=4b952e4da9267483 RDX=0000000000000000 RSI=000000005e406224 RDI=ffff88806ce31cd0 RBP=ffff888016667a90 RSP=ffff888016667968 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff888016667a80 R14=ffff888016667a80 R15=ffff888016667a38 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 00007f577e81e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd2dfd2000 CR3=0000000020331000 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=00ff0000000000000000000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000021be9 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 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe107e23b8 CR3=000000000de8b000 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=3e11fd1284eb028b714b75dc27e54fed XMM02=2c67c8bc2e329bc300000000003060c0 XMM03=fb795ef6d65770560000000000313300 XMM04=2c87ef891d8c8c1300000000000ae988 XMM05=090f1556b20111b30000000000323550 XMM06=5b75c91c8044534200000000003233d8 XMM07=e042d86d42eb936e0000000000313d40 XMM08=eeaa9ce0610e3a130000000000306120 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000