syzkaller login: [ 45.818137] ------------[ cut here ]------------ [ 45.819069] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.821103] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 45.822581] Modules linked in: [ 45.823170] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.825159] Tainted: [W]=WARN [ 45.825755] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.827204] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.828122] 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 [ 45.831280] RSP: 0018:ffff88800e0c7bc0 EFLAGS: 00010286 [ 45.832257] RAX: 0000000000000000 RBX: ffffed1001c18f78 RCX: ffffffff813a4050 [ 45.833551] RDX: ffff888015fc9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.834820] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c18f2f [ 45.836093] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.837384] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e0c7df8 [ 45.838660] FS: 00007fae61f51900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.840098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.841166] CR2: 00007fae62443580 CR3: 00000000193b1000 CR4: 0000000000350ef0 [ 45.842441] Call Trace: [ 45.842899] [ 45.843304] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.844196] ? __create_object+0x59/0x80 [ 45.844955] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.845928] __vmalloc_noprof+0x59/0x60 [ 45.846680] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.847547] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.848463] bpf_prog_alloc+0x39/0x200 [ 45.849167] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.850092] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.850985] do_seccomp+0x349/0x25e0 [ 45.851705] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.852597] ? __pfx_do_seccomp+0x10/0x10 [ 45.853343] ? find_held_lock+0x2b/0x80 [ 45.854093] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.855048] ? static_key_count+0x60/0x80 [ 45.855845] prctl_set_seccomp+0x4e/0x70 [ 45.856610] __do_sys_prctl+0xe6c/0x1d70 [ 45.857354] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.858206] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.859153] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.860107] ? irqentry_exit+0xf3/0x650 [ 45.860875] do_syscall_64+0xbf/0x430 [ 45.861625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.862578] RIP: 0033:0x7fae624435cd [ 45.863229] 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 [ 45.866365] RSP: 002b:00007ffcb7eebbe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.867722] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae624435cd [ 45.868994] RDX: 00005634b3299e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.870278] RBP: 00007ffcb7eebc40 R08: 0000000000000000 R09: 00007ffcb7eeb2e0 [ 45.871549] R10: 0000000000000000 R11: 0000000000000246 R12: 00005634b55b4ad0 [ 45.872808] R13: 00007ffcb7eec070 R14: 00005634b55b5bc0 R15: 00005634b55c6780 [ 45.874113] [ 45.874564] irq event stamp: 1785 [ 45.875165] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 45.876664] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 45.878208] softirqs last enabled at (1668): [] handle_softirqs+0x50c/0x770 [ 45.879772] softirqs last disabled at (1663): [] __irq_exit_rcu+0xc4/0x100 [ 45.881319] ---[ end trace 0000000000000000 ]--- [ 48.938627] ------------[ cut here ]------------ [ 48.939537] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.941590] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 48.943025] Modules linked in: [ 48.943657] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.945866] Tainted: [W]=WARN [ 48.946531] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.947981] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.948897] 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 [ 48.952058] RSP: 0018:ffff888015d77bc0 EFLAGS: 00010286 [ 48.953024] RAX: 0000000000000000 RBX: ffffed1002baef78 RCX: ffffffff813a4050 [ 48.954329] RDX: ffff888013fbb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.955613] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002baef2f [ 48.956884] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.958168] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d77df8 [ 48.959438] FS: 00007fd924200900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.960864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.961919] CR2: 00007ffe0d4e1ef8 CR3: 000000000ba08000 CR4: 0000000000350ef0 [ 48.963229] Call Trace: [ 48.963731] [ 48.964146] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.965055] ? __create_object+0x59/0x80 [ 48.965853] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.966853] __vmalloc_noprof+0x59/0x60 [ 48.967622] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.968505] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.969392] bpf_prog_alloc+0x39/0x200 [ 48.970130] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.971066] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.971961] do_seccomp+0x349/0x25e0 [ 48.972685] ? find_held_lock+0x2b/0x80 [ 48.973459] ? do_prlimit+0x310/0x610 [ 48.974160] ? __pfx_do_seccomp+0x10/0x10 [ 48.974942] ? do_raw_spin_unlock+0x53/0x220 [ 48.975785] ? _raw_spin_unlock+0x1e/0x40 [ 48.976555] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.977530] ? static_key_count+0x60/0x80 [ 48.978277] prctl_set_seccomp+0x4e/0x70 [ 48.979049] __do_sys_prctl+0xe6c/0x1d70 [ 48.979818] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.980687] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.981668] ? irqentry_exit+0xf3/0x650 [ 48.982378] do_syscall_64+0xbf/0x430 [ 48.983129] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.984080] RIP: 0033:0x7fd9246f25cd [ 48.984783] 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 [ 48.987961] RSP: 002b:00007ffe0d4df800 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.989325] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd9246f25cd [ 48.990595] RDX: 000055e9e3894e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.991867] RBP: 00007ffe0d4df860 R08: 0000000000000000 R09: 00007ffe0d4def00 [ 48.993145] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ea0fe3aad0 [ 48.994451] R13: 00007ffe0d4dfc90 R14: 000055ea0fe3bbc0 R15: 000055ea0fe4c780 [ 48.995749] [ 48.996185] irq event stamp: 1807 [ 48.996847] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 48.998395] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 48.999927] softirqs last enabled at (1820): [] handle_softirqs+0x50c/0x770 [ 49.001470] softirqs last disabled at (1815): [] __irq_exit_rcu+0xc4/0x100 [ 49.002842] ---[ end trace 0000000000000000 ]--- [ 49.647231] ------------[ cut here ]------------ [ 49.648134] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.650137] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 49.651788] Modules linked in: [ 49.652378] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.654453] Tainted: [W]=WARN [ 49.654998] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.656448] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.657317] 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 [ 49.660462] RSP: 0018:ffff88801732fbc0 EFLAGS: 00010286 [ 49.661391] RAX: 0000000000000000 RBX: ffffed1002e65f78 RCX: ffffffff813a4050 [ 49.662699] RDX: ffff88800f311bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.663964] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e65f2f [ 49.665243] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.666503] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801732fdf8 [ 49.667778] FS: 00007f2b6c94a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.669225] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.670282] CR2: 00007ffd8fa3def8 CR3: 000000001f48c000 CR4: 0000000000350ef0 [ 49.671559] Call Trace: [ 49.672018] [ 49.672469] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.673326] ? __create_object+0x59/0x80 [ 49.674101] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.675067] __vmalloc_noprof+0x59/0x60 [ 49.675819] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.676687] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.677630] bpf_prog_alloc+0x39/0x200 [ 49.678316] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.679228] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.680132] do_seccomp+0x349/0x25e0 [ 49.680852] ? find_held_lock+0x2b/0x80 [ 49.681619] ? do_prlimit+0x310/0x610 [ 49.682309] ? __pfx_do_seccomp+0x10/0x10 [ 49.683086] ? do_raw_spin_unlock+0x53/0x220 [ 49.683903] ? _raw_spin_unlock+0x1e/0x40 [ 49.684670] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.685640] ? static_key_count+0x60/0x80 [ 49.686383] prctl_set_seccomp+0x4e/0x70 [ 49.687160] __do_sys_prctl+0xe6c/0x1d70 [ 49.687935] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.688782] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.689752] ? irqentry_exit+0xf3/0x650 [ 49.690521] do_syscall_64+0xbf/0x430 [ 49.691205] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.692145] RIP: 0033:0x7f2b6ce3c5cd [ 49.692836] 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 [ 49.695965] RSP: 002b:00007ffd8fa3bff0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.697326] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2b6ce3c5cd [ 49.698586] RDX: 000055a22677de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.699845] RBP: 00007ffd8fa3c050 R08: 0000000000000000 R09: 00007ffd8fa3b6f0 [ 49.701104] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a25802abf0 [ 49.702442] R13: 00007ffd8fa3c480 R14: 000055a258034380 R15: 000055a25803f460 [ 49.703776] [ 49.704207] irq event stamp: 1799 [ 49.704853] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 49.706401] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 49.707964] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 49.709535] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 49.710822] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28531' (ECDSA) to the list of known hosts. 2025/11/18 06:50:42 fuzzer started 2025/11/18 06:50:43 dialing manager at localhost:37895 2025/11/18 06:50:43 checking machine... 2025/11/18 06:50:43 checking revisions... [ 50.583796] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:50:43 testing simple program... [ 50.740198] cgroup: Unknown subsys name 'net' [ 50.886104] cgroup: Unknown subsys name 'cpuset' [ 50.905120] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:50:42 Registers: info registers vcpu 0 RAX=ffff888016cc3780 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8175a48f RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88800e627948 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888009462500 RIP=ffffffff81529330 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 00007fd924200900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe0d4d9000 CR3=000000001f625000 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=000000000000000000ffff0000000000 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=00000000000254d9 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 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2578454640 CR3=000000000df33000 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=1082a3b57e385db8d34a7b259d925dbf XMM02=00000000003033c8eff9b2d0a8fce9cb XMM03=00000000003034982c67c8bc2e329bc3 XMM04=30dff51c997c50cf00000000000ae988 XMM05=e1fa221786f6712b000000000031f928 XMM06=d74844bf967d85ba000000000031e740 XMM07=e042d86d42eb936e000000000030ee20 XMM08=1fa333a87e321f490000000000303498 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000