syzkaller login: [ 39.049676] ------------[ cut here ]------------ [ 39.050568] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.052565] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.054029] Modules linked in: [ 39.054610] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.056579] Tainted: [W]=WARN [ 39.057188] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.058647] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.059549] 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 [ 39.062699] RSP: 0018:ffff888019e17bc0 EFLAGS: 00010286 [ 39.063662] RAX: 0000000000000000 RBX: ffffed10033c2f78 RCX: ffffffff813a4050 [ 39.064952] RDX: ffff888016870000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.066218] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033c2f2f [ 39.067498] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.068781] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e17df8 [ 39.070055] FS: 00007fa34620d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.071472] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.072554] CR2: 00007ffd53868ef7 CR3: 000000000da68000 CR4: 0000000000350ef0 [ 39.073861] Call Trace: [ 39.074320] [ 39.074777] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.075632] ? __create_object+0x59/0x80 [ 39.076440] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.077428] __vmalloc_noprof+0x59/0x60 [ 39.078203] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.079073] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.080013] bpf_prog_alloc+0x39/0x200 [ 39.080762] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.081644] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.082531] do_seccomp+0x349/0x25e0 [ 39.083235] ? find_held_lock+0x2b/0x80 [ 39.084000] ? do_prlimit+0x310/0x610 [ 39.084757] ? __pfx_do_seccomp+0x10/0x10 [ 39.085500] ? do_raw_spin_unlock+0x53/0x220 [ 39.086326] ? _raw_spin_unlock+0x1e/0x40 [ 39.087105] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.088077] ? static_key_count+0x60/0x80 [ 39.088888] prctl_set_seccomp+0x4e/0x70 [ 39.089621] __do_sys_prctl+0xe6c/0x1d70 [ 39.090399] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.091276] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.092241] ? irqentry_exit+0xf3/0x650 [ 39.093023] do_syscall_64+0xbf/0x430 [ 39.093775] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.094689] RIP: 0033:0x7fa3466ff5cd [ 39.095408] 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 [ 39.098602] RSP: 002b:00007ffd53867bd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.099974] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa3466ff5cd [ 39.101281] RDX: 000055c54c0dbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.102554] RBP: 00007ffd53867c30 R08: 0000000000000000 R09: 00007ffd538672d0 [ 39.103854] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c564c4fad0 [ 39.105148] R13: 00007ffd53868060 R14: 000055c564c50bc0 R15: 000055c564c61780 [ 39.106468] [ 39.106928] irq event stamp: 1765 [ 39.107531] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 39.109084] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 39.110620] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 39.112151] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 39.113666] ---[ end trace 0000000000000000 ]--- [ 42.398477] ------------[ cut here ]------------ [ 42.399424] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.401400] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.402881] Modules linked in: [ 42.403467] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.406855] Tainted: [W]=WARN [ 42.407405] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.409012] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.409935] 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 [ 42.413069] RSP: 0018:ffff8880179efbc0 EFLAGS: 00010286 [ 42.414060] RAX: 0000000000000000 RBX: ffffed1002f3df78 RCX: ffffffff813a4050 [ 42.415321] RDX: ffff88800f4a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.416627] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f3df2f [ 42.417902] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.419172] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880179efdf8 [ 42.420466] FS: 00007f9e0178a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.421906] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.422965] CR2: 00007ffe0c2bdef7 CR3: 000000000d2ff000 CR4: 0000000000350ef0 [ 42.424246] Call Trace: [ 42.424771] [ 42.425185] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.426090] ? __create_object+0x59/0x80 [ 42.426891] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.427900] __vmalloc_noprof+0x59/0x60 [ 42.428625] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.429503] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.430446] bpf_prog_alloc+0x39/0x200 [ 42.431190] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.432121] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.433052] do_seccomp+0x349/0x25e0 [ 42.433794] ? find_held_lock+0x2b/0x80 [ 42.434504] ? do_prlimit+0x310/0x610 [ 42.435268] ? __pfx_do_seccomp+0x10/0x10 [ 42.436049] ? do_raw_spin_unlock+0x53/0x220 [ 42.436894] ? _raw_spin_unlock+0x1e/0x40 [ 42.437632] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.438599] ? static_key_count+0x60/0x80 [ 42.439387] prctl_set_seccomp+0x4e/0x70 [ 42.440154] __do_sys_prctl+0xe6c/0x1d70 [ 42.440967] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.441827] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.442789] ? irqentry_exit+0xf3/0x650 [ 42.443496] do_syscall_64+0xbf/0x430 [ 42.444253] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.445230] RIP: 0033:0x7f9e01c7c5cd [ 42.445935] 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 [ 42.449122] RSP: 002b:00007ffe0c2bc6b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.450554] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e01c7c5cd [ 42.451849] RDX: 000055829cadae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.453153] RBP: 00007ffe0c2bc710 R08: 0000000000000000 R09: 00007ffe0c2bbdb0 [ 42.454461] R10: 0000000000000000 R11: 0000000000000246 R12: 00005582c2fd4ad0 [ 42.455751] R13: 00007ffe0c2bcb40 R14: 00005582c2fd5bc0 R15: 00005582c2fe6780 [ 42.457051] [ 42.457405] irq event stamp: 2153 [ 42.457950] hardirqs last enabled at (2163): [] __up_console_sem+0x78/0x80 [ 42.459217] hardirqs last disabled at (2172): [] __up_console_sem+0x5d/0x80 [ 42.460491] softirqs last enabled at (2046): [] handle_softirqs+0x50c/0x770 [ 42.461790] softirqs last disabled at (2041): [] __irq_exit_rcu+0xc4/0x100 [ 42.463051] ---[ end trace 0000000000000000 ]--- [ 43.218344] ------------[ cut here ]------------ [ 43.219306] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.221326] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.222852] Modules linked in: [ 43.223438] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.225441] Tainted: [W]=WARN [ 43.226041] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.227545] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.228477] 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 [ 43.231673] RSP: 0018:ffff88801b6afbc0 EFLAGS: 00010286 [ 43.232663] RAX: 0000000000000000 RBX: ffffed10036d5f78 RCX: ffffffff813a4050 [ 43.233963] RDX: ffff8880147b9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.235258] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036d5f2f [ 43.236563] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.237870] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b6afdf8 [ 43.239149] FS: 00007fc96186e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.240614] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.241659] CR2: 00007ffe23f87ef7 CR3: 000000000e5fa000 CR4: 0000000000350ef0 [ 43.242969] Call Trace: [ 43.243440] [ 43.243901] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.244835] ? __create_object+0x59/0x80 [ 43.245580] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.246555] __vmalloc_noprof+0x59/0x60 [ 43.247323] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.248218] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.249170] bpf_prog_alloc+0x39/0x200 [ 43.249917] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.250926] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.251849] do_seccomp+0x349/0x25e0 [ 43.252542] ? find_held_lock+0x2b/0x80 [ 43.253320] ? do_prlimit+0x310/0x610 [ 43.254065] ? __pfx_do_seccomp+0x10/0x10 [ 43.254860] ? do_raw_spin_unlock+0x53/0x220 [ 43.255651] ? _raw_spin_unlock+0x1e/0x40 [ 43.256460] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.257432] ? static_key_count+0x60/0x80 [ 43.258241] prctl_set_seccomp+0x4e/0x70 [ 43.259035] __do_sys_prctl+0xe6c/0x1d70 [ 43.259844] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.260687] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.261668] ? irqentry_exit+0xf3/0x650 [ 43.262453] do_syscall_64+0xbf/0x430 [ 43.263203] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.264173] RIP: 0033:0x7fc961d605cd [ 43.264900] 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 [ 43.268124] RSP: 002b:00007ffe23f862c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.269519] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc961d605cd [ 43.270828] RDX: 000055e0e2d24e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.272134] RBP: 00007ffe23f86320 R08: 0000000000000000 R09: 00007ffe23f859c0 [ 43.273437] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e115b042b0 [ 43.274756] R13: 00007ffe23f86750 R14: 000055e115b06d20 R15: 000055e115b188d0 [ 43.276063] [ 43.276505] irq event stamp: 1789 [ 43.277157] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 43.278701] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 43.280280] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 43.281859] softirqs last disabled at (1763): [] __irq_exit_rcu+0xc4/0x100 [ 43.283402] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48812' (ECDSA) to the list of known hosts. 2025/11/18 16:19:42 fuzzer started 2025/11/18 16:19:43 dialing manager at localhost:34383 2025/11/18 16:19:43 checking machine... 2025/11/18 16:19:43 checking revisions... [ 44.169998] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:19:43 testing simple program... [ 44.262645] cgroup: Unknown subsys name 'net' [ 44.337244] cgroup: Unknown subsys name 'cpuset' [ 44.352133] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:19:42 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888019f06f00 RCX=ffffffff84bf17de RDX=1ffff110033e0de3 RSI=ffffffff84bf1857 RDI=0000000000000005 RBP=0000000000000001 RSP=ffff888019f06c98 R8 =0000000000000001 R9 =ffff88801656f40c R10=0000000000000001 R11=ffff888017fcf60c R12=ffff888017125440 R13=ffff888016e3d20c R14=ffff888019f06f18 R15=ffff888009858468 RIP=ffffffff84bf187a RFL=00000282 [--S----] 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 00007f9e0178a900 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=00007f9e0174f008 CR3=000000001fa8b000 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=0000000000022c17 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 fffffe0e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f98ee2a0000 CR3=000000000de8a000 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=e3a94c0490cc5890f742738b25a9e4a4 XMM02=ec2efd57dc4c00df0000000000306fb8 XMM03=3e0048742b1858280000000000307088 XMM04=b80bcbe730f5955a00000000000ae988 XMM05=64c6d3a1458710700000000000321e08 XMM06=474038aa6c007e1f0000000000320ea8 XMM07=e042d86d42eb936e0000000000311728 XMM08=3e0048742b1858280000000000307088 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000