kauditd_printk_skb: 19 callbacks suppressed audit: type=1400 audit(1727760122.024:44): avc: denied { setattr } for pid=4516 comm="syz-executor.0" name="cpuset" dev="proc" ino=15882 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=file permissive=1 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4520 at kernel/cgroup/cgroup.c:1395 cset_cgroup_from_root+0x1a8/0x2a0 kernel/cgroup/cgroup.c:1395 Modules linked in: CPU: 1 PID: 4520 Comm: syz-executor.0 Not tainted 5.10.226 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:cset_cgroup_from_root+0x1a8/0x2a0 kernel/cgroup/cgroup.c:1395 Code: 50 08 00 be ff ff ff ff 48 c7 c7 08 3a 02 85 e8 6e 9e ad 02 31 ff 41 89 c4 89 c6 e8 d2 49 08 00 45 85 e4 75 07 e8 78 50 08 00 <0f> 0b e8 71 50 08 00 48 89 ea 83 e5 07 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffff8880205279b8 EFLAGS: 00010012 RAX: 00000000000007ea RBX: ffff88800ec83400 RCX: ffffc9000081f000 RDX: 0000000000040000 RSI: ffffffff81384ec8 RDI: 0000000000000005 RBP: ffffffff85676efc R08: 0000000000000000 R09: 0000000000000003 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88800fa1c000 R14: ffff88800bab4400 R15: 0000000000000000 FS: 00007fe9eae39700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cd21000 CR3: 000000001cff0000 CR4: 0000000000350ee0 Call Trace: cgroup_path_ns_locked+0x6c/0x110 kernel/cgroup/cgroup.c:2261 proc_cpuset_show+0x19a/0x510 kernel/cgroup/cpuset.c:3732 proc_single_show+0x121/0x1f0 fs/proc/base.c:775 seq_read_iter+0x510/0x12b0 fs/seq_file.c:230 seq_read+0x3dd/0x5b0 fs/seq_file.c:162 do_loop_readv_writev fs/read_write.c:761 [inline] do_loop_readv_writev fs/read_write.c:748 [inline] do_iter_read+0x4fa/0x760 fs/read_write.c:803 vfs_readv+0xe5/0x160 fs/read_write.c:921 do_readv+0x139/0x300 fs/read_write.c:958 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fe9ed8c3b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe9eae39188 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 RAX: ffffffffffffffda RBX: 00007fe9ed9d6f60 RCX: 00007fe9ed8c3b19 RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007fe9ed91df6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffeb48420df R14: 00007fe9eae39300 R15: 0000000000022000 irq event stamp: 282 hardirqs last enabled at (281): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (281): [] _raw_spin_unlock_irqrestore+0x38/0x40 kernel/locking/spinlock.c:191 hardirqs last disabled at (282): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:126 [inline] hardirqs last disabled at (282): [] _raw_spin_lock_irq+0x3e/0x40 kernel/locking/spinlock.c:167 softirqs last enabled at (0): [] copy_process+0x16ed/0x7800 kernel/fork.c:2075 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 5efc831deb2328c5 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4534 at kernel/cgroup/cgroup.c:1395 cset_cgroup_from_root+0x1a8/0x2a0 kernel/cgroup/cgroup.c:1395 Modules linked in: CPU: 1 PID: 4534 Comm: syz-executor.0 Tainted: G W 5.10.226 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:cset_cgroup_from_root+0x1a8/0x2a0 kernel/cgroup/cgroup.c:1395 Code: 50 08 00 be ff ff ff ff 48 c7 c7 08 3a 02 85 e8 6e 9e ad 02 31 ff 41 89 c4 89 c6 e8 d2 49 08 00 45 85 e4 75 07 e8 78 50 08 00 <0f> 0b e8 71 50 08 00 48 89 ea 83 e5 07 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffff88804963f9b8 EFLAGS: 00010012 RAX: 0000000000000195 RBX: ffff88800ec83400 RCX: ffffc90000a20000 RDX: 0000000000040000 RSI: ffffffff81384ec8 RDI: 0000000000000005 RBP: ffffffff85676efc R08: 0000000000000000 R09: 0000000000000003 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88800fa1c000 R14: ffff88800bab4400 R15: 0000000000000000 FS: 00007fe9eae18700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cd23000 CR3: 000000001cff0000 CR4: 0000000000350ee0 Call Trace: cgroup_path_ns_locked+0x6c/0x110 kernel/cgroup/cgroup.c:2261 proc_cpuset_show+0x19a/0x510 kernel/cgroup/cpuset.c:3732 proc_single_show+0x121/0x1f0 fs/proc/base.c:775 seq_read_iter+0x510/0x12b0 fs/seq_file.c:230 seq_read+0x3dd/0x5b0 fs/seq_file.c:162 do_loop_readv_writev fs/read_write.c:761 [inline] do_loop_readv_writev fs/read_write.c:748 [inline] do_iter_read+0x4fa/0x760 fs/read_write.c:803 vfs_readv+0xe5/0x160 fs/read_write.c:921 do_readv+0x139/0x300 fs/read_write.c:958 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fe9ed8c3b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe9eae18188 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 RAX: ffffffffffffffda RBX: 00007fe9ed9d7020 RCX: 00007fe9ed8c3b19 RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007fe9ed91df6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffeb48420df R14: 00007fe9eae18300 R15: 0000000000022000 irq event stamp: 114 hardirqs last enabled at (113): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (113): [] _raw_spin_unlock_irqrestore+0x38/0x40 kernel/locking/spinlock.c:191 hardirqs last disabled at (114): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:126 [inline] hardirqs last disabled at (114): [] _raw_spin_lock_irq+0x3e/0x40 kernel/locking/spinlock.c:167 softirqs last enabled at (0): [] copy_process+0x16ed/0x7800 kernel/fork.c:2075 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 5efc831deb2328c6 ]--- FAT-fs (loop1): Unrecognized mount option "dont_hash" or missing value syz-executor.0 (4545) used greatest stack depth: 23096 bytes left EXT4-fs (loop3): VFS: Can't find ext4 filesystem 9pnet: Insufficient options for proto=fd SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=4632 comm=syz-executor.1 9pnet: Insufficient options for proto=fd sr 1:0:0:0: [sr0] tag#0 unaligned transfer print_req_error: 22 callbacks suppressed blk_update_request: I/O error, dev sr0, sector 2096896 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 blk_update_request: I/O error, dev loop4, sector 2096896 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 buffer_io_error: 6 callbacks suppressed Buffer I/O error on dev loop4, logical block 2096896, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer blk_update_request: I/O error, dev sr0, sector 2096897 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 blk_update_request: I/O error, dev loop4, sector 2096897 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 Buffer I/O error on dev loop4, logical block 2096897, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer blk_update_request: I/O error, dev sr0, sector 2096898 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 blk_update_request: I/O error, dev loop4, sector 2096898 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 Buffer I/O error on dev loop4, logical block 2096898, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer blk_update_request: I/O error, dev sr0, sector 2096899 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 blk_update_request: I/O error, dev loop4, sector 2096899 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 Buffer I/O error on dev loop4, logical block 2096899, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer blk_update_request: I/O error, dev sr0, sector 2096900 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 blk_update_request: I/O error, dev loop4, sector 2096900 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 Buffer I/O error on dev loop4, logical block 2096900, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev loop4, logical block 2096901, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev loop4, logical block 2096902, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev loop4, logical block 2096903, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev loop4, logical block 2096896, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev loop4, logical block 2096897, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer